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Motorola ASTRO Digital Spectra Detailed Service Manual Download Page 246

September 5, 2008

6881076C25-E

6-2

Troubleshooting Waveforms:

 ASTRO Digital Spectra Waveforms

6.2

ASTRO Digital Spectra Waveforms

Waveform W1: Power-On Reset Timing

Waveform W2: DSP SSI Port RX Mode

SWB+

POR

t

217mS

o

MAEPF-25187-O

2893 Acquisitions

Tek stopped:

T

2

Ch3

Ch1

T

1

3

M 20.0us  Ch1           2.2 V

W2: DSP SSI Port RX mode.
Receiving
1KHz tone @ 3KHz deviation, -60dBm.
Trace 1 - RFS
Trace 2 - RXD
Trace 3 - SCKR (2.4/0.600MHz)

Ch1 Freq
19.991kHz
Low signal
amplitude

5.00V
5.00V

1

5.00V

Ch2

MAEPF-24377-O

Note 1: Typically SCKR is a 2.4 MHz clock. In low power
modes, as shown here, SCKR is 600KHz.

Summary of Contents for ASTRO Digital Spectra

Page 1: ...ASTRO Digital Spectra and Digital Spectra Plus UHF VHF 800 MHz Mobile Radios Detailed Service Manual ...

Page 2: ......

Page 3: ...Title Page Digital Spectra and Digital Spectra Plus VHF UHF 800 MHz Mobile Radios Detailed Service Manual Motorola Inc 1301 E Algonquin Rd Schaumburg IL 60196 1078 U S A 6881076C25 E ...

Page 4: ...d other countries preserve for Motorola certain exclusive rights for copyrighted computer programs including but not limited to the exclusive right to copy or reproduce in any form the copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied reproduced modified reverse engineered or distributed...

Page 5: ...r changes have been implemented in this manual since the previous edition Edition Description Date 6881076C25 O Initial edition 2002 6881076C25 E Added info from FMR2035 FMR2048 Added PCBs Schematics and Parts List for HLN6837E Sep 2008 ...

Page 6: ...September 5 2008 6881076C25 E iv Document History Notes ...

Page 7: ...i ASTRO Digital Spectra VHF 10 25 Watt Model Chart xxviii ASTRO Digital Spectra VHF 25 50 and 50 110 Watt Model Chart xxix ASTRO Digital Spectra VHF 25 50 and 50 110 Watt Model Chart cont xxx ASTRO Digital Spectra UHF 10 25 Watt Model Chart xxxi ASTRO Digital Spectra UHF 20 40 Watt Model Chart xxxii ASTRO Digital Spectra UHF 20 40 Watt Model Chart cont xxxiii ASTRO Digital Spectra UHF 50 110 Watt ...

Page 8: ...EDs 2 3 2 4 8 Backlight LEDs 2 3 2 4 9 Vehicle Interface Ports 2 4 2 4 10 Power Supplies 2 4 2 4 11 Ignition Sense Circuits 2 4 2 5 Power Amplifier 2 5 2 5 1 Gain Stages 2 5 2 5 2 Power Control 2 5 2 5 3 Circuit Protection 2 5 2 5 4 DC Interconnect 2 5 2 6 Front End Receiver Assembly 2 6 2 7 RF Board Basic 2 6 2 8 Voltage Controlled Oscillator 2 6 2 8 1 VHF Radios 2 6 2 8 2 UHF and 800 MHz Radios ...

Page 9: ... 3 5 TX Signal Path 3 21 3 3 6 Controller Bootstrap and Asynchronous Buses 3 22 3 3 7 Vocoder Bootstrap 3 24 3 3 8 Serial Peripheral Interface SPI Bus 3 24 3 3 9 Controller Memory Map 3 24 3 3 10 Vocoder Memory Map 3 26 3 3 11 MCU System Clock 3 28 3 3 12 DSP System Clock 3 28 3 3 13 Radio Power Up Power Down Sequence 3 28 3 3 14 VOCON Board Signals 3 29 3 4 ASTRO Spectra Plus VOCON Board 3 38 3 4...

Page 10: ...er Circuit 3 51 3 5 3 9 Doubler 3 51 3 5 3 10 Second Buffer 3 52 3 5 3 11 K9 4 V Switch 3 52 3 6 Receiver Front End 3 53 3 6 1 VHF Band 3 53 3 6 1 1 General 3 53 3 6 1 2 Theory of Operation 3 53 3 6 2 UHF Band 3 53 3 6 2 1 General 3 53 3 6 2 2 Theory of Operation 3 54 3 6 3 800 MHz Band 3 54 3 6 3 1 General 3 54 3 6 3 2 Theory of Operation 3 54 3 7 Power Amplifiers 3 55 3 7 1 VHF Band Power Amplif...

Page 11: ...ge at Positive Steering Line 4 7 4 1 4 1 4 Incorrect Values at U602 pin 27 4 7 4 1 4 2 Review of Synthesizer Fundamentals 4 7 4 1 4 3 Second VCO Checks 4 8 4 1 4 4 Troubleshooting the Back End 4 8 4 1 5 Standard Bias Table 4 9 4 2 ASTRO Spectra Plus Procedures 4 10 4 2 1 ASTRO Spectra Plus Power Up Self Check Errors 4 10 4 2 2 ASTRO Spectra Plus Power Up Self Check Diagnostics and Repair 4 11 4 2 ...

Page 12: ...A Functional Testing 4 51 4 5 2 1 3 Power Control and Protection Circuitry 4 54 4 5 2 2 40 Watt Power Amplifiers 4 56 4 5 2 2 1 General Troubleshooting and Repair Notes 4 56 4 5 2 2 2 PA Functional Testing 4 57 4 5 2 2 3 Localizing Problems 4 61 4 5 2 2 4 Isolating Failures 4 62 4 5 2 2 5 Power Control and Protection Circuitry 4 64 4 5 3 800 MHz Band 4 66 4 5 3 1 15 Watt and 35 Watt Power Amplifie...

Page 13: ...Plus VOCON RX Audio Failure 5 24 ASTRO Spectra Plus VOCON Secure Hardware Failure 5 25 ASTRO Spectra Plus VOCON Key Load Fail 5 26 Chapter 6 Troubleshooting Waveforms 6 1 6 1 Introduction 6 1 6 2 ASTRO Digital Spectra Waveforms 6 2 Waveform W1 Power On Reset Timing 6 2 Waveform W2 DSP SSI Port RX Mode 6 2 Waveform W3 DSP SSI Port TX Mode CSQ 6 3 Waveform W4 ABACUS Programming at Mode Change 6 3 Wa...

Page 14: ...7 2 VOCON Section 7 26 HLN6458D VOCON Board Schematic Sheet 1 of 2 7 26 HLN6458D VOCON Board Schematic Sheet 2 of 2 7 27 HLN6458D VOCON Board Component Location Diagrams Sheet 1 of 2 7 28 HLN6458D VOCON Board Component Location Diagrams Sheet 2 of 2 7 29 HLN6458E VOCON Board Schematic Sheet 1 of 2 7 32 HLN6458E VOCON Board Schematic Sheet 2 of 2 7 33 HLN6458E VOCON Board Component Location Diagram...

Page 15: ...7 88 HLD6061D and HLD6062D VHF VCO Hybrid Schematic 7 88 HLD6061D and HLD6062D VHF VCO Hybrid Component Location Diagram 7 89 HLD4342B and HLD4343B VHF VCO Carrier Schematic Diagram 7 91 HLD4342D and HLD4343D VHF VCO Carrier Schematic Diagram 7 92 HLD4342B HLD4343B VHF VCO Carrier Component Location Diagram 7 93 HLD4342D HLD4343D VHF VCO Carrier Component Location Diagram 7 94 UHF VCO Ranges 1 2 3...

Page 16: ...UHF 40 Watt PA Component Location Diagram Side 2 7 143 HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Schematic 7 147 HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Component Location Diagram Side 1 7 148 HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Component Location Diagram Side 2 7 149 HLF6078B 800 MHz 15 Watt PA Schematic 7 154 HLF6078B 800 MHz 15 Watt PA Component Location Diagram Side 1 7 ...

Page 17: ...and RS232 Ports 3 44 Figure 3 19 ASTRO Spectra Plus VOCON DC Distribution 3 45 Figure 3 20 RPCIC Block Diagram 3 57 Figure 3 21 Regulator Power Control IC Block Diagram 3 61 Figure 3 22 50 Watt Power Amplifier Block Diagram 3 63 Figure 3 23 Regulator Power Control IC Block Diagram 3 65 Figure 3 24 UHF High Power Power Amplifier Block Diagram 3 68 Figure 3 25 RPCIC Block Diagram 3 70 Figure 3 26 RP...

Page 18: ... Voltages and Input Power Chart 4 39 Table 4 15 Power Control DC Voltage Chart 4 40 Table 4 16 LLA and Pre Driver Typical Voltages 4 43 Table 4 17 Power Control DC Voltage Chart 4 49 Table 4 18 LLA and 2nd Stage Typical Voltages 4 52 Table 4 19 DC Voltages and Input Power Chart 4 58 Table 4 20 Power Control DC Voltage Chart 4 59 Table 4 21 Antenna Switch DC Voltage Chart 4 61 Table 4 22 LLA and Pr...

Page 19: ...rvice Manual 6881076C20 ASTRO Digital Spectra Mobile Radios Dual Control Head Radio System Service Manual 6881091C78 ASTRO Spectra and Digital Spectra FM Two Way Mobile Radios Installation Manual 6881070C85 ASTRO Spectra Motorcycle Radios Supplemental Installation Manual 6880103W01 KVL 3000 User s Manual 6881131E16 Spectra VHF VCO Section Detailed Service Manual Supplement 6881074C48 Spectra High ...

Page 20: ...xviii List of Tables September 5 2008 6881076C25 E Notes ...

Page 21: ...he original end user purchaser MOTOROLA does not warrant the installation maintenance or service of the Product MOTOROLA cannot be responsible in any way for any ancillary equipment not furnished by MOTOROLA which is attached to or used in connection with the Product or for operation of the Product with any ancillary equipment and all such equipment is expressly excluded from this warranty Because...

Page 22: ... damage from improper testing operation maintenance installation alteration modification or adjustment D Breakage or damage to antennas unless caused directly by defects in material workmanship E A Product subjected to unauthorized Product modifications disassemblies or repairs includ ing without limitation the addition to the Product of non Motorola supplied equipment which adversely affect perfo...

Page 23: ...r the lifetime of the Product or parts as established by MOTOROLA MOTOROLA will have no liability with respect to any claim of patent infringement which is based upon the combination of the Product or parts furnished hereunder with software apparatus or devices not furnished by MOTOROLA nor will MOTOROLA have any liability for the use of ancillary equipment or software not furnished by MOTOROLA wh...

Page 24: ...September 5 2008 6881076C25 E xxii CommercialWarranty Notes ...

Page 25: ...e Typical Model Number Position Position 8 Primary Operation Conventinal Simplex Conventional Duplex Trunked Twin Type Dual Mode Trunked Dual Mode Trunked Duplex Trunked Type I Trunked Type II FDMA Digital Dual Mode TDMA Digital Dual Mode Single Sideband Global Positioning Satellite Capable Amplitude Companded Sideband ACSB Programmable Integrated Voice and Data FDMA Frequency Division Multiple Ac...

Page 26: ...15 Watt X X X HLF6079_ 800 MHz VCO Board X X X HLF6080_ 800 MHz VCO Carrier Board X X X X X X X X X X X X HLN1368_ White Motorcycle Enclosure and Hardware X X X X X X X X X X X X HLN6127_ Low Power Dash Hardware X X X X X X X X X X HLN6193_ MPL Button Kit X X X X X X X X X X X X HLN6342_ Motorcycle Hardware X X X X X X X X X X X X HLN6365_ Interface Board Kit X X X X X X X X X X X X HLN6418_ Trans...

Page 27: ...HLN1368_ White Motorcycle Enclosure and Hardware X X X X X HLN6127_ Low Power Dash Hardware X X X HLN6193_ MPL Button Kit X X X X X HLN6342_ Motorcycle Hardware X X X X X HLN6365_ Interface Board Kit X X X X X HLN6418_ Transceiver Hardware X X HLN6444_ W5 Motorcycle Control Head Hardware X HLN6445_ W7 Motorcycle Control Head Hardware X X X X X HLN6458_ Vocoder Controller X HLN6523_ W7 Button Kit X...

Page 28: ...l Head Interconnect Board X X AAHN4045_ W4 Control Head X X X X HLN6396_ W5 W7 Control Head Board X X HCN1078_ W9 Control Head X X X X X X HMN1080_ Microphone X X HMN1061_ Microphone X X X X X X X X X X HSN4018_ Speaker X X HLN4921_ Control Head W9 Trunnion X X HLN5488_ Radio Microphone Installation Hardware W9 Trunnion X X X X X X X X HLN6015_ Trunnion Hardware Dash Mount X X X X X X HLN6060_ Das...

Page 29: ... X X X X X X X X X HLD6062_ VCO Hybrid Kit Range 2 146 174 MHz X X X X X X X X X X X HLN5558_ Command Board Kit X X X X X X X X X X X HLN6837_ VOCON Board Kit X X X X X X HLD6022_ Power Amplifier Board 25 50W X X X X X HLD6063_ Power Amplifier Board 50 110W Range 2 146 174 MHz X HLN6344_ Interface Board X X X X HLN6401_ Control Head Interconnect Board X X AAHN4045_ W4 Control Head X X X X HLN6486_...

Page 30: ...t 512 Channels Item No Description X X X X X HLN6525_ High Power Transceiver Hardware X X HLN6493_ Plug Kit X X X X X HLN4952_ Fuse Kit X X X X X HKN4356_ Radio Cable Length 17 Feet X X X X X HKN4051_ Cable and Fuse X X X X X HKN4191_ Power Cable Length 20 Feet X HKN4192_ Power Cable Length 20 Feet X X X X X HKN6039_ Cable Length 17 Feet X X HLN6481_ Systems 9000 E9 Clear Button Kit X X HLN6549_ C...

Page 31: ...X X HLN6458_ VOCODER Controller X X X HMN1080_ Microphone X X X X X HRE6002_ Receiver Range 2 X X X X HRN6020_ RF Board Kit X X X X X HSN4018_ Speaker X HLN6548_ SMARTNET Button Kit X X HLN6193_ Emergency MPL Field Option Button Kit X X HLN6396_ DEK Compatible Control Head X HLN6440_ Control Head without Keypad Hardware X HLN6441_ Control Head with Keypad Hardware X HLN6523_ SMARTNET Button Kit X ...

Page 32: ...VCO Carrier Range 1 X X X X X HLE6049_ Power Amplifier 40W Range 1 X X X X X HLE6101_ VCO Hybrid Kit Range 1 X X X HLN4921_ Trunnion X X X HLN4952_ Fuse Kit X X X HLN5488_ Installation Hardware X X X X X X X X X X X X X X X HLN5558_ Command Board Kit X X X X X X X X X X X X HLN6015_ Trunnion Hardware Dash Mount X X X X X X X X X X X X HLN6073_ Dash Mount Hardware X X X HLN6548_ SMARTNET Button Kit...

Page 33: ...4SKF9PW4AN Model W4 482 512 MHz 20 40 Watt 128 Channels D04SKF9PW5AN Model W5 482 512 MHz 20 40 Watt 128 Channels D04SKH9PW7AN Model W7 482 512 MHz 20 40 Watt 255 Channels T04SKH9PW9AN Model W9 482 512 MHz 20 40 Watt 255 Channels Item No Description X X X X X HAE4003_ Antenna Quarterwave X X X X HLE6000_ VCO Carrier Range 3 X X X X HLE6043_ Power Amplifier 40W Range 3 X X X X HLE6103_ VCO Hybrid K...

Page 34: ...Range 4 X X X X HLE6045_ VCO Carrier Range 1 X X X X HLE6051_ Power Amplifier Board 100W Range 1 X X X X HLE6101_ VCO Hybrid Kit Range 1 X X X X HLE6103_ VCO Hybrid Kit Range 3 X X X X HLE6104_ VCO Hybrid Kit Range 4 X X X X X X X X X X X X HLN4952_ Fuse Kit X X X X X X X X X X X X HLN5558_ Command Board Kit X X X HLN6105_ Emergency Secure MPL Button Kit X X X X X X X X X X X X HLN6121_ High Power...

Page 35: ...04RLH9PW9AN Model W9 450 482 MHz 50 110 Watt 255 Channels T04SLF9PW4AN Model W4 482 512 MHz 50 110 Watt 128 Channels T04SLF9PW5AN Model W5 482 512 MHz 50 110 Watt 128 Channels T04SLHPW7AN Model W7 482 512 MHz 50 110 Watt 128 Channels T04SLHPW9AN Model W9 482 512 MHz 50 110 Watt 128 Channels Item No Description X X X HLN6440_ Control Head without Keypad Hardware X X X HLN6441_ Control Head with Key...

Page 36: ...ansceiver Hardware X X X HMN1080_ Microphone X X X X X HRF6004_ Front End Receiver Kit X X X X X HRN6019_ RF Board Kit X X X X X HSN4018_ Speaker X X X X X RRA4914_ Antenna X X X X X HLN5558_ Command Board Kit X HLN6548_ SMARTNET Button Kit X X HLN6396_ Control Head Deck Compatible X HLN6440_ Control Head without Keypad Hardware X X X X X HLN6458_ VOCODER Controller X HLN6441_ Control Head with Ke...

Page 37: ... Board Kit X X X X X X X X X X X HLN6837_ VOCON Board Kit X X X X X X HLD6022_ Power Amplifier Board 25 50W X X X X X HLD6063_ Power Amplifier Board 50 110W Range 2 146 174 MHz X HLN6344_ Interface Board X X X X HLN6401_ Control Head Interconnect Board X X AAHN4045_ W4 Control Head X X X X HLN6486_ High Power Interconnect Board X X X HLN6432_ Control Head Back Housing X X X X X HLN6396_ W5 W7 Cont...

Page 38: ...att 512 Channels Item No Description X X X X X HLN6525_ High Power Transceiver Hardware X X HLN6493_ Plug Kit X X X X X HLN4952_ Fuse Kit X X X X X HKN4356_ Radio Cable Length 17 Feet X X X X X HKN4051_ Cable and Fuse X X X X X HKN4191_ Power Cable Length 20 Feet X HKN4192_ Power Cable Length 20 Feet X X X X X HKN6039_ Cable Length 17 Feet X X HLN6481_ Systems 9000 E9 Clear Button Kit X X HLN6549_...

Page 39: ...oller X X X X X HLE6049_ Power Amplifier 40W Range 1 X X X X X HLE6043_ Power Amplifier 40W Range 3 X X HLN6344_ Interface Board X X X X X X HLN6401_ Control Head Interconnect Board X X HLN6459_ W3 Interface Board X X HMN4044_ ASTRO Handheld Control Head W3 X X AAHN4045_ Control Head Assembly W4 X X X X HLN6396_ Control Head Deck Compatible X X HCN1078_ W9 Control Head O O O O O O O O O O NTN9801_...

Page 40: ...tt 512 Channels D04RKF9SW4AN Model W4 450 482 MHz 20 40 Watt 512 Channels D04RKF9SW5AN Model W5 450 482 MHz 20 40 Watt 512 Channels D04RKH9SW7AN Model W7 450 482 MHz 20 40 Watt 512 Channels T04RKH9SW9AN Model W9 450 482 MHz 20 40 Watt 512 Channels Item No Description X X X X X X X X HLN6105_ Emergency Secure MPL Button Kit X X HLN6548_ SMARTNET Button Kit X X HLN6523_ SMARTNET Button Kit X X HLN61...

Page 41: ...arrier Range 4 X X X X X HLE6101_ VCO Hybrid Kit Range 1 X X X X X HLE6103_ VCO Hybrid Kit Range 3 X X X X X HLE6104_ VCO Hybrid Kit Range 4 X X X X X X X X X X X X X X X HLN5558_ Command Board Kit X X X X X X X X X X X X X X X HLN6837_ VOCON Board Kit X X X X X HLE6051_ Power Amplifier Board 100W Range 1 X X X X X HLE6099_ Power Amplifier Board Range 3 X X X X X HLE6040_ Power Amplifier Board Ran...

Page 42: ...Hz 50 110 Watt 512 Channels T04SLH9SW7AN Model W7 482 512 MHz 50 110 Watt 512 Channels T04SLH9SW9AN Model W9 482 512 MHz 50 110 Watt 512 Channels Item No Description X X X HLN6440_ Control Head without Keypad Hardware X X X HLN6441_ Control Head with Keypad Hardware X X X HLN6493_ Plug Kit X X X X X X X X X X X X HLN4952_ Fuse Kit X X X X X X X X X X X X X X X HKN4051_ Cable and Fuse X X X X X X X...

Page 43: ...ntrol Head Interconnect Board O O O HKN6432_ Back Housing Kit X HMN4044_ Handheld Control Head X AAHN4045_ Front Housing W4 Control Head X PMLN4019_ W4 ASTRO Motorcycle Control Head X X HLN6396_ Control Head DEK Compatible X X HLN6563_ Motorcycle Control Head X HCN1078_ W9 Control Head O O O O O O O O NTN9801 UCM X X X HMN1080_ Microphone Standard X HMN1061_ Microphone X X X HMN1079_ Microphone Mo...

Page 44: ...Black Plug Kit X HLN4952_ Fuse Kit X X X X HKN4191_ Power Cable Length 20 Feet O O O O X HKN4192_ Power Cable Length 20 Feet O O O X HKN4356_ Remote Mount Radio Cable Length 17 Feet X X X HKN6062_ Cable Control Head to Radio X X X HKN6032_ Motorcycle Power Cable X X X X X X X HLN6105_ Spare Button Kit X X X X X X X HLN6688_ Phon Page Emer MPL Button X X X X X X X HLN6645_ Emergency MPL Field Optio...

Page 45: ...t Rated Power 27 5 A Measured in the Analog Mode 25 30 kHz Channel Spacing 80 dB Modulation Limiting Dimensions H x W x D 12 5 kHz Channel Spacing 70 dB 25 kHz 30 kHz Channel Spacing 5 0 kHz W4 W5 and W7 Models 12 5 kHz Channel Spacing 2 5 kHz Remote Mount Control Head 2 0 x 7 1 x 2 2 Intermodulation per EIA Specifications 50 8 mm x 180 3 mm x 55 9 mm Measured in the Analog Mode FM Hum and Noise D...

Page 46: ...3 0 A Selectivity per EIA Specifications 78 Watt Range 3 4 110 W Range 1 3 Measured in the Analog Mode Modulation Limiting Standby 13 8 V 0 8A 25 kHz Channel Spacing 75 dB 25 kHz Channel Spacing 5 0 kHz Receive at Rated Audio 13 8 V 4 0 A 12 5 kHz Channel Spacing 70 dB 12 5 kHz Channel Spacing 2 5 kHz Transmit Rated Power 31 5 A Intermodulation per EIA Specifications FM Hum and Noise Dimensions H ...

Page 47: ...5 kHz Channel Spacing 5 0 kHz Dimensions H x W x D Measured in the Analog Mode W4 W5 and W7 Models 25 kHz Channel Spacing 75 dB Modulation Fidelity C4FM Remote Mount Control Head 2 0 x 7 1 x 2 2 12 5 kHz Digital Channel 2 8 kHz 50 8 mm x 180 3 mm x 55 9 mm Intermodulation per EIA Specifications Dash Mount Radio 2 0 x 7 1 x 8 6 Measured in the Analog Mode 75 dB FM Hum and Noise 50 8 mm x 180 3 mm x...

Page 48: ...September 5 2008 6881076C25 E xlvi Model Numbering Charts and Specifications Notes ...

Page 49: ...e of operation which is a helpful tool If any basic receiver or transmitter parameters fail to be met the radio should be aligned using the radio alignment procedure described in the ASTRO Digital Spectra and Digital Spectra Plus Mobile Radios Basic Service Manual Included in other areas of this manual are functional block diagrams detailed Theory of Operation troubleshooting charts and waveforms ...

Page 50: ...cedure practice or condition that is essential to emphasize You will also find in this publication the use of the asterisk symbol to indicate a negative or NOT logic true signal CAUTION indicates a potentially hazardous situation which if not avoided might result in equipment damage WARNING indicates a potentially hazardous situation which if not avoided could result in death or injury DANGER indi...

Page 51: ... in the main radio housing They are Control Head Assembly Dash or Remote Mount is connected directly or remotely to the front of the transceiver by the interconnect board or remote interconnect board and control cable This assembly contains a vacuum fluorescent VF display VF driver microprocessor and serial bus interface Power Amplifier PA contains antenna switch directional coupler detector and a...

Page 52: ...alog signal and scaled for application to the voltage controlled oscillator as a modulation signal Transmitted signalling information is accepted by the DSP from the microcomputer coded appropriately and passed to the DSP support IC which handles it the same as a voice signal Modulation information is passed to the synthesizer along the modulation line A modulated carrier is provided to the power ...

Page 53: ...ng input is biased at 3 7 V A transistor is on while the non inverting input voltage is below 3 7 V This allows current to flow in a transformer building a magnetic field When the triangle wave exceeds 3 7 V the transistor turns off and the magnetic field collapses inducing negative current in the transformer This current flow charges two capacitors As the voltage on one of the capacitor increases...

Page 54: ...arm and activating the horn ring transfer relay function Remote Mount Configuration The VIP pins are located on the back of the control head below the area labeled VIP For Remote Mount radios all three VIP inputs and outputs are available at the rear of the control head The VIP inputs are connected to ground with either normally open or normally closed switches Dash Mount Configuration For the Das...

Page 55: ...r board feed sensed voltages to the command board for comparison If the command board suspects a fault condition it overrides the power control function and cuts the power back to a level that is safe for the conditions In addition some high power amplifier boards include circuitry that monitors the power supply line If the battery voltage exceeds or drops below a pre determined level the power ou...

Page 56: ...esizer ICs These ICs are programmed through a serial data bus from signals generated on the VOCON board A DC voltage generated on the command board sets the synthesizer s reference oscillator frequency of 16 8 MHz This voltage is controlled by the digital to analog converter D A and is the only element of the RF board requiring alignment The second local oscillator runs at 109 2 MHz low side injec...

Page 57: ...ut output IC provides command board functions including buffers for PTT channel active squelch mute busy and data transmission and logic functions for switched B emergency reset and power control The regulator and power control circuits include an unswitched 5 V discrete circuit and the regulator power control IC which produces both switched 5 V and 9 6 V The unswitched 5 V source is used as a ref...

Page 58: ...gnal generated by the DSP support IC is also required for functionality This device is programmed using parallel programming from the microcontrol unit and the DSP support IC The DSP support IC performs analog to digital and digital to analog conversions on audio signals It contains attenuators for volume squelch deviation and compensation and it executes receiver filtering and discrimination The ...

Page 59: ...e 2 2 on page 2 10 and your specific schematic diagram The A power for the radio is derived from the 12 V battery which is applied to the command board through connector P503 pins 5 and 9 This A voltage is routed through the command board to the control head connector P502 pin 30 and to the VOCON board J501 pin 38 The interconnect board couples the A voltage from the command board to the control h...

Page 60: ... This sense is provided via resistor network R222 and R223 which provides an input to the A D port to the MCU It should also be noted that a system reset is provided by the undervoltage detector U407 This device brings the system out of reset on power up and provides a system reset to the microcomputer on power down Figure 2 2 ASTRO Spectra B Routing for Vocoder Controller VOCON Board ADSIC U406 D...

Page 61: ...Basic Service Manual 6881076C20 to troubleshoot the problem to a particular board 3 1 1 General The synthesizer section includes the prescaler IC U601 the synthesizer IC U602 and the reference oscillator U600 The prescaler and the synthesizer chips are completely controlled by the serial data bus The prescaler IC see Figure 3 1 on page 3 2 provides the following Multi dual modulus prescaler 5 V re...

Page 62: ...D VCC CE NC GND 300KHz DATA CLOCK 0 DET OUT BS LATCH 0 DET REF IN N OUT N 8 IN 8 VREF 8 BIAS 8 OUT 2ND L O 8 REF MAEPF 25181 O MOD CNT AF6 FILT GB S1 ADAPTIVE FILTER 7 8 9 10 11 12 13 14 15 16 17 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 40 41 42 U602 CMOS SYNTHESIZER 43 44 1 2 3 4 5 6 ENR CLOCK DATA STEER LOCK LOOP DIVIDER PRESCALER CONTROL AUX CONTROL BIT LATCHES REF DIV ...

Page 63: ...ogrammable reference divider 3 1 2 2 First VCO Frequency Generation For reasons of clarity and simplicity 800 MHz is used as the example product in all synthesizer text In the 800 MHz models the feedback is taken before the doubler circuit of the VCO Band to band and kit to kit variations are noted in the text as required The first VCO in ASTRO radios is a thick film hybrid transmission line reson...

Page 64: ...ivider Waveforms The voltage that was on C634 is sampled and held by the phase detector This voltage is amplified approximately 1 8 times and applied to the VCO varactors via the adaptive loop filter and the steering line This event is repeated at the reference rate so that frequency errors will always be corrected NOTE In VHF receive mode for frequencies divisible only by 2 5 kHz for example 146 ...

Page 65: ...lter switching to achieve fast lock The output of the phase detector is routed to an external device Q608 the output of which is routed back into the IC for proper filter path selection In normal operation the high drive buffer output is routed through the appropriate transmission gates into the selected filter A simplified schematic is shown in Figure 3 4 Figure 3 4 Loop Filter Schematic The loop...

Page 66: ...es all power to the synthesizer in the form of 9 6 Vdc The prescaler has onboard voltage regulators for 5 V and super filter 8 6 V The 5 V regulator drives the external series pass device Q602 the super filter s pass device is Q603 3 1 3 Receiver Back End This section discusses the receiver back end components and detailed theory of operation 3 1 3 1 First IF The 109 65 MHz IF signal reaches the R...

Page 67: ...channel spacing and signal type is controlled by the microcomputer Additional filtering which used to be provided externally by a conventional ceramic filter is replaced by internal digital filters in the ABACUS II IC The ABACUS II IC contains a feedback AGC circuit to expand the dynamic range of the sigma delta converter The differential output data contains the quadrature I and Q information in ...

Page 68: ...n 3 2 2 Serial Input Output IC The serial input output IC SIOIC U522 is a special function logic linear integrated circuit In the ASTRO mobile application the device provides power on reset power control and bipolar driver receivers for serial communication The SIOIC supports the following functions 1 A buffer for push to talk PTT to SLIC U522 pins 37 and 38 Normally a contact closure for PTT is d...

Page 69: ...control head s on off power switch The emergency input EMERG is activated by opening the normally grounded foot switch connected to either P502 pin3 or P503 pin 24 This input is routed to the SIOIC U522 pin 31 and is internally connected to a pull up resistor within the IC to provide the logic 1 state change This change is inverted through an exclusive OR gate within the IC outputting a logic 0 at...

Page 70: ... voltage too high or too low and remote devices on the external bus not communicating When the battery A is first applied to the radio the unregulated voltage source powers the unswitched 5 V regulator and the SIOIC internal regulator The voltage is also sent to the control head where it is switched on off by a series FET transistor The transistor returns the voltage to the command board via conne...

Page 71: ...The drivers are so designed that any of the devices on the bus can drive these lines to their non idle state without loading problems In a typical transmission the microcontroller examines the BUSY line If the BUSY line is in the idle state the microcontroller sets the BUSY line and then transmits At the end of transmission the microcontroller returns the BUSY line to idle The microcontroller sets...

Page 72: ...type amplifier The gain is internally fixed at 36 dB Speaker audio leaves U450 on pins 11 and 13 For dash mount models the audio is routed to the speaker via P503 pins14 and 16 The amplifier is biased to one half of the A voltage and connected directly to the speaker from the rear accessory connector J2 pins 6 and 7 The speaker outputs must NOT be grounded in any way An audio isolation transformer...

Page 73: ...e command board jumper default settings are arranged to have the RS 232 driver normally connected to the accessory outputs except when ordered as Motorcycle models 3 2 12 Flash Programming The command board provides multiplexing of the receive and transmit data inputs from the control head s microphone connector P104 The microphone connector is used during certain conditions as a Flash programming...

Page 74: ...o the control amplifier s inverting port U502 pin 2 for automatic RF gain control The U500 current sense inputs pin 37 sense and pin 38 sense are sourced from the current sensing resistor on the RF power amplifier The two inputs are applied to a differential amplifier internal to the RPCIC The current limit is set by a software programmable D A device U502 that causes a cut back in RF output power...

Page 75: ...ser feedback and schedule events in the radio operation which includes programming ICs steering the activities of the DSP and sending messages to the display through the control head The vocoder section performs all tone signaling trunking signalling conventional analog voice etc All analog signal processing is done digitally utilizing a DSP56001 In addition it provides a digital voice plus data c...

Page 76: ... for interfacing the controller section to different hardware option boards some of which may be external to the radio The RS232 is used as common data interface for external devices User input from the control head is sent to the controller via the SB9600 bus Feedback to the user is provided by the display on the control head The display is 2 line 14 characters on the W3 model 8 characters on W4 ...

Page 77: ...igital world of the DSP to the analog world The ADSIC also provides some memory management and provides interrupt control for the DSP processing algorithms The configuration programming of the ADSIC is performed by the MCU However some components of the ADSIC are controlled through a parallel memory mapped register bank by the DSP In the receive mode The ADSIC U406 acts as an interface to the ABAC...

Page 78: ...lity is provided by the ABACUS II IC with the ADSIC U406 acting as the interface to the DSP The ABACUS II IC located on the RF board provides a digital back end for the receiver section It provides a digital output of I In phase and Q Quadrature data words at 20 kHz sampling rate through the ADSIC interface to the DSP Refer to the appropriate transceiver section for details on ABACUS II operation ...

Page 79: ...hich the I and Q data words are transferred from the ABACUS II These signals make up a differentially encoded current loop Instead of sending TTL type voltage signals the data is transferred by flowing current one way or the other through the loop This helps to reduce internally generated spurious emissions on the RF board The ADSIC contains an internal current loop decoder which translates these ...

Page 80: ...ion with the speaker D A the ADSIC contains a programmable attenuator to set the rough signal attenuation However the fine levels and differences between signal types is adjusted through the DSP software algorithms The speaker D A attenuator setting is programmed by the MCU through the SPI bus The ADSIC provides an 8 kHz interrupt to the DSP on IRQB for processing the speaker data samples IRQB is ...

Page 81: ...e MCU and returned to the DSP at the DSP SCLK port connected to the MCU port PA0 For secure messages the digital signal may be passed to the secure module for encryption prior to further processing The DSP transfers the data to and from the secure module through its SCI port consisting of TXD and RXD Configuration and mode control of the secure module is performed by the MCU via the SPI bus The DS...

Page 82: ...ABACUS II IC provides receiver functions it is important to note that this 2 4 MHz reference is required for all of the ADSIC operations 3 3 6 Controller Bootstrap and Asynchronous Buses The SB9600 bus see Figure 3 11 on page 3 23 is an asynchronous serial communication bus utilizing a Motorola proprietary protocol It provides a means for the MCU to communicate with other hardware devices In the A...

Page 83: ...pins of the MCU to bootstrap mode logic 0 0 If the Vpp voltage is raised to 12 Vdc required on the FLASH devices for programming the circuit comprising VR208 Q211 and Q208 will trip supplying Vpp to the FLASH devices U205 and U404 The ASTRO Digital Spectra radio has an additional asynchronous serial bus which utilizes RS232 bus protocol This bus utilizes the UART in the SLIC IC U206 It consists of...

Page 84: ...analog signal processing D23 controls whether the DSP will look for code from the MCU or will retrieve code from the FLASH ROM D23 by default is pulled high through R404 which will cause the DSP to seek code from the FLASH ROM U404 if this line is read high out of reset This line is also connected to an I O port on the MCU which can configure it for the second host port mode of bootstrap 3 3 8 Ser...

Page 85: ...AM F1 REGS 0000 1000 2000 3000 4000 5000 6000 7000 8000 9000 A000 B000 C000 D000 E000 F000 FFFF MAP 2 NON MUX 32K COMMON Int EE 0E00 COMMON ROM BANKED ROM EEPROM CONTROLLED BY SLIC RAM EXTERNAL EEPROM CONTROLLED BY F1 F1 REGISTERS AND MEMORY SLIC III REGISTER 1400 14FF INT RAM 1060 13FF INT EE 0E00 0FFF REGISTERS 1000 105F External RAM MAEPF 24346 O SLIC REG External RAM External RAM ...

Page 86: ...d ROM areas This is all controlled by EE1CS ROM1CS ROM2CS HA14_OUT HA15_OUT HA16 and HA17 from the SLIC U206 and D0 D8 and A0 16 from the MCU U204 The SLIC provides three peripheral chip selects XTSC1B XTCS2B and XTCS3B These can be configured to drive an external chip select when its range of memory is addressed XTSC1B is used to address the host port interface to the DSP XTSC2B is used to addres...

Page 87: ... DSP The ADSIC internal registers are 16 bits wide so only D8 D23 are used 0000 01FF 0FFF 0200 1000 1FFF E000 DFFF External RAM U403 2000 7FFF FFFF External RAM U402 8000 Dy Dx P ADS Vectors ADSIC Registers 9FFF A000 External ROM 16KB Physical Banks 00000 1FFFF Internal P Ram ADS P Ram Not Used External ROM 16KB Physical Banks 20000 3FFFF Internal X Rom Internal Y Rom MAEPF 26007 A Internal Dx Ram...

Page 88: ...e crystal reference Y401 with a nominal operating frequency of 33 0000 MHz The ADSIC contains an internal clock divider circuit that can divide the system clock from 33 MHz to 16 5 MHz or 8 25 MHz operation The DSP controls this divider by writing to the ADSIC parallel registers The frequency is determined by the processes the DSP is running and to reduce system power consumption is generally conf...

Page 89: ...er as the MCU holds this line active through B _CNTL The MCU then saves pertinent radio status data to the external EEPROM Once this is done B _CNTL is released shutting off SW_B at Q106 and shutting down the 5 Vdc regulator U709 When the regulator slumps to about 4 7 Vdc supervisory IC U726 activates a system reset to the SLIC which in turn resets the MCU 3 3 14 VOCON Board Signals Due to the nat...

Page 90: ... 5 E2 15 15 HA6 6 4 E1 14 14 HA7 5 3 E4 13 13 HA8 27 25 F1 3 F6 3 HA9 12 24 F3 2 F7 2 HA10 24 21 F2 31 31 HA11 26 23 G1 1 1 HA12 4 2 F4 12 12 HA13 28 26 G2 4 4 HA14 3 1 H1 In 5 H8 In H4 Out 5 HA15 H2 In 11 H7 In K3 Out 11 HA16 10 K6 10 HA17 6 G5 6 Table 3 4 VOCON Board Data Bus D Pinouts Bus U402 U403 U404 U405 U406 U414 D0 B9 B9 21 G3 B9 D1 C8 C8 22 J1 C8 D2 C9 C9 23 K3 C9 D3 D9 D9 25 L3 D9 D4 E8...

Page 91: ...6 E1 D19 E2 E2 J7 K6 E2 D20 D1 D1 L8 J5 D1 D21 C1 C1 K10 L6 C1 D22 C2 C2 J9 L5 C2 D23 B1 B1 J10 K5 B1 Table 3 5 VOCON Board Data Bus HD Pinouts Bus U201 U202 U204 U205 U206 U210 U405 HD0 14 1 C6 21 C3 21 C7 HD1 15 12 B8 22 B1 22 B8 HD2 16 13 C7 23 C2 23 D7 HD3 18 15 D5 25 D4 25 A9 HD4 19 16 C8 26 C1 26 C9 HD5 20 17 D7 27 D2 27 C10 HD6 21 18 D6 28 D3 28 D8 HD7 23 19 D8 29 D1 29 C8 Table 3 4 VOCON B...

Page 92: ...Hz U206 A3 J7 PD0 BOOT DATA IN RXD J501 17 U206 G6 PD1 BOOT DATA OUT TXD J501 18 U208 H6 PD2 MISO J801 7 J6 PD3 MOSI J501 9 J801 8 G5 PD4 SPI SCK J501 8 J801 9 H5 PD5 DA SEL J501 13 C5 MOD A Q204C B5 MOD B Q204C G3 PA0 SCLK U405 C6 U406 C9 J2 PA1 BOOT MODE U405 H3 PA2 HREQ U405 B10 J3 PA3 SB9600 BUSY J501 20 G4 PA4 IRQA U406 F10 U405 H10 H4 PA5 BOOTSTRAP U206 E5 J4 PA6 ECLK SHIFT Q205B F5 PA7 N C ...

Page 93: ...K 1 8432 MHz U206 A4 E8 XIRQ R233 E7 IRQ U206 E2 A6 EXTAL 7 3728 MHz Y201 A7 XTAL Q205C Table 3 7 U206 SLIC U206 Pin Description To From F3 PH0 N C F4 PH1 N C F2 PH2 N C H1 PH3 N C G3 PH4 N C H2 PH5 INT PTT J501 30 U206 H2 H3 PH6 EMC REQ J801 11 K2 PH7 LOCK DET J501 10 U302 41 CR502 B4 PJ0 MOB IRQ J501 26 D5 PJ1 VIP IN2 J501 25 A5 RS232 DATA OUT J501 43 B6 PJ3 CTSOUT J501 5 Table 3 6 U204 MCU Cont...

Page 94: ...2 B3 R W U405 D9 U204 B6 E5 BOOTSTRAP U204 H4 A2 MEM R W U201 29 U202 27 E3 AV CSPROG U204 E6 G1 CE CS101 U204 G8 G2 SCNSLB R252 K5 ROM1CS U205 30 F5 ROM2CS U210 30 J4 EE1CS U201 22 J8 KEYFAIL J801 15 J501 21 B2 RS232 DATA IN J501 50 J2 BOOT DATA IN J501 17 U204 J7 A3 4XECLK U204 B7 A4 ECLK U204 A5 J3 VIP OUT2 J501 23 G4 SPKREN J501 44 K8 BUSY OUT J501 19 G9 TXPA EN J501 14 F8 5V EN J501 15 Table ...

Page 95: ...LATCH SEL J601 4 H9 RED LED N C E8 GRN LED N C E2 IRQ U204 E7 Table 3 8 VOCON U405 DSP U405 Pin Description To From C1 PS U404 6 U406 D8 C3 DS A3 RD U404 32 U406 F8 C4 WR U404 7 U406 G10 B3 X Y A4 BR R411 B4 BG BS R432 H10 MODA IRQA U204 G4 U406 F10 H9 MODB IRQB U406 F9 J8 XTAL R415 K9 EXTAL U406 G9 DCLK A2 STO U406 H1 C5 SRO U406 L3 B6 SCK U406 G3 B2 SC2 U406 H2 Table 3 7 U206 SLIC Continued U206...

Page 96: ... HREQ U204 H3 E8 HEN U206 J7 D9 HR W U204 B6 Table 3 9 VOCON U406 ADSIC U406 Pin Description To From D8 PS U404 6 U405 C1 G10 WR U405 C4 U404 7 U402 3 14 K2 F8 RD U405 A3 U404 32 U402 3 14 K6 J9 RSEL U403 J3 U414 K3 G2 TP1 R407 G1 TP2 N C A4 AB1 R402 B8 SEL ADSIC SEL U204 F7 A8 RST ADSIC RST U204 G7 F10 IRQA IRQA U204 G4 U405 H10 F9 IRQB IRQB 8 kHz U405 H9 Table 3 8 VOCON U405 DSP Continued U405 P...

Page 97: ...9 L3 RXD SRO 2 4 MHz U405 C5 J4 RFS SC1 U405 B5 K4 SCKR SCO U405 B9 H1 TXD STO U405 A2 H2 TFS SC2 48 kHz U405 B2 G3 SCKT SCK 1 2 MHz U405 B6 C8 DA4 BNK2 U404 10 C3 DA7B BNK1 U404 11 B6 DA7A BNK0 U404 5 J1 N C J2 N C K1 N C K2 N C H3 DIN DOUT J501 1 K3 DIN DOUT J501 2 F3 IDC ODC 2 4 MHz J501 7 J3 SBI J501 6 C7 XTL 33 MHz Y401 C6 EXTL Y401 K9 OSC CR402 G9 DCLK U405 K9 Table 3 9 VOCON U406 ADSIC Cont...

Page 98: ... circuitry This includes all tone signaling trunking signaling and conventional analog voice etc All analog signal processing is done digitally utilizing a DSP56600 In addition it provides a digital voice plus data capability utilizing IMBE voice compression algorithms Vocoder is a general term used to refer to these DSP based systems and is short for voice encoder In addition the ASTRO Spectra Pl...

Page 99: ...r DSP core 84Kx24 Program RAM 2Kx24 Program ROM and 62Kx16 Data RAM which are all integrated into the Patriot IC U300 The vocoder also contains the KRSIC U200 and ADDAG U201 The FLASH ROM U301 contains both the program code executed by the DSP and the controller firmware As with the FLASH ROM used in the controller section the FLASH ROM is reprogrammable so new features and algorithms can be updat...

Page 100: ...Serial Audio Port SAP of the Patriot IC In the converse way the DSP writes speaker data samples to a D A in the CODEC U402 through the SAP The CODEC U402 provides an analog speaker audio signal to the audio power amplifier on the command board Figure 3 15 ASTRO Spectra Plus VOCON Board Vocoder Section Modulation Out Speaker D A ABACUS Interface Mic A D PATRIOT U300 FLASH U301 2M x 16 Address Data ...

Page 101: ...er power up It is programmed by the KRSIC through the SBI signal to 2 4 MHz when the KRSIC is initialized by the MCU in the Patriot IC through GPIO SBI is a programming data line for the ABACUS This line is used to configure the operation of the ABACUS and is driven by the KRSIC The MCU programs many of the KRSIC operational features through the GPIO interface When the KRSIC is programmed properly...

Page 102: ...P transfers the data to and from the secure module through it s SSI port consisting of TXD and RXD The secure module communicates with the DSP through its SPI bus therefore a SSI to SPI conversion circuit is on the ASTRO Spectra Plus VOCON board to ensure communication between the DSP and the secure module Configuration and mode control of the secure module is performed by the MCU through the SSI ...

Page 103: ...onverts the data to an analog waveform This waveform is the modulation out signal from the ADDAG ports FMOUT OUTQ and OUTQB FMOUT is single ended while OUTQ and OUTQB form a differential pair This pair is then sent to an Op Amp U202 which outputs a single ended waveform FMOUT is passed through an Op Amp U202 for attenuation These signals are both sent to the command board where they go through a g...

Page 104: ...ta being clocked in on MISO Master In Slave Out The only place this is used is when communicating with the ADDAG In this case the return data is clocked back to the MCU on MISO master in slave out 3 4 8 ASTRO Spectra Plus MCU and DSP System Clocks The MCU within the Patriot IC U300 needs two clocks for proper operation A 16 8 MHz sine wave reference is provided at the CKIH A6 pin of the Patriot IC...

Page 105: ...a 4 2 V detect circuit for the SW_5 V line The output of this detector is tied to the error outputs of the LP2951 regulators as a low voltage detect LV_detect circuit C438 provides delay on the LV_detect line during startup This is to allow all regulators to settle prior to Patriot U300 coming out of reset V 3 0 V V 1 8V PATRIOT Core EIM 2M x 16 FLASH 256 x 16 SRAM EEPOTs MAX5160 USB PATRIOT Buses...

Page 106: ... While this is happening the DSP is fetching code from the FLASH U301 into internal RAM and beginning to execute it It then waits for a message from the MCU that the ADDAG has been configured before going on During this process the MCU does power diagnostics These diagnostics include verifying the MCU system RAM and verifying the data stored in the FLASH ROM The MCU queries the DSP for proper stat...

Page 107: ...transmission line resonators The stub capacitor serves to tune out build variations Tuning is performed at the factory and is not field adjustable The varactor network changes the oscillator frequency when the DC voltage of the steering line changes The microstrip transmission lines are shifted in and out of the tank by PIN diodes for coarse frequency jumps The varactor bank consists of CR644 CR64...

Page 108: ...lity The cable from the RX frontend is plugged into J642 3 5 1 6 Frequency Divider and TX Buffer Circuitry During transmit the VCO oscillates at twice the transmit frequency A frequency divider circuit following the VCO buffer divides the VCO s output frequency by two The circuit is known as a regenerative frequency divider in which a mixer and a feedback amplifier are used to divide the frequency...

Page 109: ... depending on frequency and AUX bits 3 5 2 4 Receive Mode AUX2 Low When AUX2 input is low the receive pin diode CR9630 is forward biased by 8 6 V supply thru Q5650 and R5652 This current is then sunk into the RF board thru R5654 At this time the voltage divider output of R5649 R5651 and R5653 will keep Q5651 turned off 3 5 2 5 Transmit Mode AUX2 High When AUX2 is high 8 4 V Q5650 will be off and Q...

Page 110: ...40 mA with an active current source Q5681 and R5580 R5587 which ensures saturated operation 3 5 2 12 Receive Transmit Switch In the receive mode where K9 4 V is off Q5640 conducts current to turn on the part of CR5690 a dual common cathode pin diode that is in series with the receive path and the part of C R5691 that is in shunt with the transmit path The output of Q5680 is then coupled to a resis...

Page 111: ...e MAIN transmission line 3 5 3 5 Transmit Mode AUX 1 High AUX 2 Low When AUX 1 is high the same occurs as mentioned above however with AUX 2 low CR9647 is forward biased connecting the TRANSMIT TALKAROUND transmission line through C9658 and C9657 to the MAIN transmission line 3 5 3 6 TalkAround Mode AUX 1 Low AUX 2 Low With AUX 1 and AUX 2 low CR9647 and CR9646 are forward biased connecting the TR...

Page 112: ...ector voltage of Q9676 R9690 R9691 and R9692 set the current level to the collector of Q9676 in receive In transmit mode K9 4 volts is applied to CR9693 and through R9697 R9699 and R9693 increasing the current flow to Q9676 K9 4 volts on the anode of CR9690 increases the voltage on the base of Q9692 This increases voltage at Q9692 s emitter and Q9676 s collector In the transmit mode the buffer dra...

Page 113: ...R3200 located before the high pass filter and after the 5 pole L C preselector limit the signal amplitude going into the preamplifier A second pair of Schottky diodes CR3201 located after the 5 pole L C preselector further provide signal protection to the mixer The RF board supplies DC voltage to the pre amp Transistors Q3200 and Q3201 stabilize the bias for pre amp device Q3202 through temperatur...

Page 114: ...is filter is about 3 dB 3 6 3 2 Theory of Operation The factory tuned ceramic prescaler filter accommodates RF input frequencies ranging from 851 to 870 MHz The injection filter is tuned to pass frequencies from 741 to 760 MHz Each frequency is connected at a node just before C8126 via a transmission line which acts as a high impedance input to the other frequency DC voltage supplied from the RF b...

Page 115: ...rather than its voltage Q3801 and associated circuitry Q3806 Q3802 R3804 and R3818 are best described as a voltage controlled current source This means that the collector current of Q3801 is controlled by the magnitude of the control voltage Second Amplifier Stage The second stage of the PA Q3804 amplifies the output of the LLA to a level sufficient to drive the third stage device Q3805 Q3804 ampl...

Page 116: ...iodes CR3901 CR3902 and CR3903 are forward biased during transmit via the K9 4 supply and resistors R3900 R3901 R3902 and R3903 In this state a low loss path exists from the final amplifier through PIN diode CR3901 and into the harmonic filter PIN diodes CR3902 and CR3903 effectively shunt the path to the receiver front end which protects the preamp or mixer device from excessive RF levels A prope...

Page 117: ...are or CPS Customer Programming Software On U500 the voltage at pin 6 is buffered internally and exits on pin 7 Through R507 it is connected to pin 2 of U500 Note that pin 2 of U500 is the summing point of three voltages forward detect voltage power set voltage and temp sense N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 KEYED 9 4V INPUT 9 6V DRIVE UNSW 5V REF 9 6V SEN...

Page 118: ...on of Q503 and Q504 reducing PA control voltage and reducing drive to the final amplifier to effectively control the final amplifier s maximum current Forward Power Limiter After the harmonic filter a parallel pair of microstrip lines form a forward power sensing directional coupler and detector The output of this directional coupler detector is a DC voltage that is proportional to the forward RF ...

Page 119: ...rmal cut back circuit The temperature sense circuitry can easily be tested by placing an ordinary leaded 4 7k ohm resistor across RT3842 PA output power should drop significantly if this circuit is working properly 3 7 1 2 25 10 Watt Power Amplifier Transmitter The 25 10 Watt Spectra power amplifier is discussed in the following text Transmit Low Level Amplifier LLA NOTE The minimum input drive le...

Page 120: ...pedance inverter circuit made up of C3920 and L3920 takes the place of a quarter wave microstrip line During transmission Keyed 9 4 V forward biases CR3921 producing low impedance on CR3921 s anode and high impedance on the C3920 L3920 node Effectively this isolates the transmitted power from the receiver C3910 couples the power to the harmonic filter and on to the antenna Total TX to RX isolation...

Page 121: ... values of R3813 and R3814 Current Limiter U204 the processor on the VOCON board sends data to U502 the digital to analog converter to properly set the voltage on U502 pin 15 which is the TX CURRENT LIMIT control line to the RPCIC U500 pin 40 Sixteen different voltages ranging from 1 5 to 4 5 V can be programmed from U502 N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 K...

Page 122: ... the power consequently is low If the D A voltage is low 1 5 V a large forward detected voltage is needed to keep pin 2 at 3 2 V and power consequently is at maximum value The voltage at pin 2 drops below 3 2 V under proper operation during low line voltage conditions where the PA cannot produce rated power or if under any conditions the control voltage or the final device current exceeds safe lev...

Page 123: ...V depending on the value of control voltage A 0 1 V reading corresponds to a low control voltage 1 to 5 V and a 1 0 V reading corresponds to a high control voltage up to control voltage limit Predriver Stage The second stage of the PA Q3804 is the predriver The purpose of this stage is to amplify the output of the LLA to a level sufficient to drive the driver device Q3850 Input power to this stage...

Page 124: ...ssociated transmission lines to the rest of the output network directional coupler antennal switch and harmonic filter 3 7 1 3 2 Antenna Switch and Harmonic Filter Antenna Switch The antenna switches impedance inverter circuit made up of C3920 and L3920 takes the place of a quarter wave microstrip line During transmission keyed 9 4 V forward biases CR3921 producing a low impedance on CR3921 s anod...

Page 125: ...al to the power out of the PA with 5 V producing the lowest power output This voltage may be set with RSS Radio Service Software or CPS Customer Programming Software N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 KEYED 9 4V INPUT 9 6V DRIVE UNSW 5V REF 9 6V SENSE INPUT 5V DRIVE TO Q502 5V CURRENT SENSE 5V FEEDBACK TEMPERATURE SENSE INPUT TEMPERATURE SENSE OUTPUT TO 500 ...

Page 126: ...pin 40 by 0 067 V When current is being limited the output of the operational amplifier U500 pin 42 begins shutting down the conduction of Q503 and Q504 reducing PA control voltage and reducing drive to the final amplifier to effectively control the final amplifier s maximum current Forward Power Limiter After the final amplifier a parallel pair of non symmetrical microstrip lines form a forward p...

Page 127: ...nough so that the voltage at pin 7 exceeds 3 2 V the thermistor buffer starts supplying current to the node at pin 2 Due to the fixed output current of the power set buffer the control loop can maintain 3 2 V at pin 2 only by reducing the forward power detect voltage and therefore reducing the PA output power Since power output is reduced the generated heat is reduced to a safe level If temperatur...

Page 128: ...t to drive the third stage device Q5850 Q5803 amplifies the LLA output from approximately 250 mW to 2 5 Watts Third Amplifier Stage The third stage uses a 2 5 Watt input to 16 Watt output device It is driven by the second stage through a matching circuit that consists of C5851 C5852 C5850 C5858 and L5850 L5851 and L5852 give the device a zero Vdc base bias required for Class C operation The networ...

Page 129: ...900 which is the input to the antenna switch The circuit impedance is 50 ohms at this point 3 7 2 1 2 Antenna Switch and Harmonic Filter Antenna Switch The antenna switch utilizes PIN diodes to form a low loss high isolation RF relay During transmit PIN diodes CR5900 CR5902 CR5904 and CR5905 are forward biased during transmit via the K9 4 supply and resistors R5901 R5900 R5908 and R5909 In this st...

Page 130: ...R5807 and R5808 Current Limiter U204 the processor on the VOCON board sends data to U502 the digital to analog converter to properly set the voltage on U502 pin 15 which is the TX CURRENT LIMIT control line to the RPCIC U500 pin 40 Sixteen different voltages ranging from 1 5 to 4 5 V can be programmed from U502 N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 KEYED 9 4V I...

Page 131: ... and is routed to J1 pin 2 of the PA board Since control voltage drive controls the gain of the LLA it determines the drive level to the following stages and thus the output power of the final amplifier The output power of the final stage is detected by the directional coupler and is routed back to U500 pin 2 via the buffer and R507 Thus the loop is complete and forward power is maintained a const...

Page 132: ...5851 C5852 C5850 C5858 and L5850 L5851 and L5852 give the driver a zero DC bias required for the driver s Class C operation L5852 a ferrite bead helps lower the driver base Q and prevent unwanted oscillations The network of L5853 L5854 C5856 C5857 and R5850 provide A to the collector L5853 and L5854 provide the DC path and block RF from coming up the DC line R5850 resistively loads down the collec...

Page 133: ...DC During RX CR5920 has an OFF capacitance of approximately 1 pF which is tuned out by L5904 CR5921 and CR5922 incorporated in the RX match have similar OFF capacitances Harmonic Filter The 40 Watt harmonic filter is a 7 pole low pass filter consisting of screened plate capacitors and discrete inductors 1 5924 L5925 and L5926 on a 35 mil alumina substrate The filter s ground plane is attached to t...

Page 134: ... power out of the PA with 5 V producing the lowest power output This voltage may be set with RSS Radio Service Software or CPS Customer Programming Software N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 KEYED 9 4V INPUT 9 6V DRIVE UNSW 5V REF 9 6V SENSE INPUT 5V DRIVE TO Q502 5V CURRENT SENSE 5V FEEDBACK TEMPERATURE SENSE INPUT TEMPERATURE SENSE OUTPUT TO 500 2 POWER S...

Page 135: ...e on U500 pin 40 by 0 067 When current is being limited the output of the op amp U500 pin 42 begins shutting down the conduction of Q503 and Q504 reducing PA control voltage and reducing drive to the final amplifier to effectively control the final amplifier s maximum current Forward Power Limiter After the final amplifier a parallel pair of microstrip lines form a forward power sensing directiona...

Page 136: ...o that the voltage at pin 7 exceeds 3 2 V the thermistor buffer starts supplying current to the node at pin 2 Due to the fixed output current of the power set buffer the control loop can maintain 3 2 V at pin 2 only by reducing the forward power detect voltage and therefore reducing the PA output power Since power output is reduced the generated heat is reduced to a safe level If temperature decre...

Page 137: ...ded at the output to help prevent interfacing instability The power output of this stage should be greater than 325 mW 25 dBm The TX Buffer applies the modulated RF signal to pin 1 of U9850 the Power Amplifier Module which is a 5 pin 20 Watt three stage amplifier The control voltage from the power control series pass transistor Q9500 controls the gain of the first two amplifier stages of U9850 thr...

Page 138: ...mpedance inverter contributes approximately 30 dB to transmit isolation Additional isolation is obtained by the series switch made up of CR9922 L9923 and associated DC bias components During transmit CR9922 is reverse biased thus creating a small series capacitor that is tuned out by L9923 C9925 is a DC blocking capacitor The high impedance of the series arm works against the low impedance of the ...

Page 139: ... U502 to pin 6 of U500 The voltage on this line 1 5 to 5 V will be inversely proportional to the power out of the PA with 5 V producing the lowest power output This voltage may be set with RSS Radio Service Software or CPS Customer Programming Software Figure 3 27 RPCIC Block Diagram N C A TX P A ENABLE LOCK CURRENT SENSE FROM R9875 CURRENT SENSE FROM R9875 KEYED 9 4V INPUT 9 6V DRIVE UNSW 5V REF ...

Page 140: ...otential between Pins 37 and 38 must exceed 3 V before current limiting begins The voltage across R9875 where current sense occurs can be determined by multiplying the voltage on U500 pin 40 by 0 067 When current is being limited the output of the op amp U500 pin 42 begins shutting down the conduction of Q503 and Q504 reducing base drive to Q9500 reducing drive to the final amplifier to effectivel...

Page 141: ...plying current to the node at pin 2 Due to the fixed output of the D A the control loop can maintain 3 2 V at pin 2 only by reducing power out and reducing the forward detected voltage Since output is reduced the generated heat is held to a safe level As temp decreases the power output of the PA gradually increases to its nominal value Q9515 and Q9510 switch A to one side of R9513 R9513 sums the A...

Page 142: ...September 5 2008 6881076C25 E 3 82 Theory of Operation Power Amplifiers Notes ...

Page 143: ...this radio and are especially important in low humidity conditions DO NOT attempt to disassemble the radio without observing the following handling precautions 1 Eliminate static generators plastics Styrofoam etc in the work area 2 Remove nylon or double knit polyester jackets roll up long sleeves and remove or tie back loose hanging neckties 3 Store and transport all static sensitive devices in E...

Page 144: ...placing any parts 4 1 3 Power Up Self Check Errors Each time the radio is turned on the MCU and DSP perform some internal diagnostics These diagnostics consist of checking the programmable devices such as the FLASH ROMs internal and external EEPROMs SRAM devices and ADSIC configuration bus checksum At the end of the power up self check routines if an error exists the appropriate error code is show...

Page 145: ... 3 Initialize the SLIC U206 4 CONFIG register check If the CONFIG register is not correct the MCU will repair it and loop 5 Start ADSIC DSP Bring the ADSIC reset line high Wait 2ms Bring the DSP reset line high 6 Start EMC Set the EMC wake up line low emc irq line Wait 5ms Set the EMC wake up line high Wait 10ms Set the EMC wake up line low emc irq line Wait 5ms 02 81 DSP ROM checksum failure Char...

Page 146: ...ests The MCU will try this five times before it fails the DSP test Check for HF2 Fail 02 90 if 100ms Program the ADSIC Wait for the DSP power up message Fail 02 A0 if 300ms Fail 02 A0 if wrong message from the DSP Wait for the DSP status information Fail 02 90 if 100ms Fail 02 88 if DSP RAM U414 fails Fail 02 84 if DSP RAM U403 fails Fail 02 82 if DSP RAM U402 fails Fail 02 81 if DSP RAM fails Wai...

Page 147: ...ethods Because much of the radio s circuitry operates at high frequencies measurements must be taken very carefully Notes and cautions are added to the text to alert the reader to this need in areas of greatest sensitivity However the need for extreme care does exist in all measurements and tests 4 1 4 1 Display Flashes FAIL 001 This display indicates a synthesizer out of lock condition Check the ...

Page 148: ...30 and 37 Also check the serial data programming by pressing and holding the mode select button and probing pins 11 12 and 13 The 0 to 5 V logic waveforms should appear similar to the following NOTE The above waveforms are crude representations b If the programming appears normal and the power supplies have all checked out correctly the out of lock condition is caused by a defective synthesizer IC...

Page 149: ... U601 operation U601 40 should be EQUATION F Fvco P or P 1 4 1 4 2 Review of Synthesizer Fundamentals 1 The synthesizer is a phase locked loop system with a sample and hold phase detector 2 In a locked system the prescaler in conjunction with the counters in the synthesizer chip counts the VCO frequency down to the reference frequency Think of this division process as a time domain function rather...

Page 150: ...al of 6 25 kHz 4 1 4 3 Second VCO Checks 1 Check for 300 kHz reference frequency at U601 pin 31 2 Check for 0 5 to 4 0 V phase detector output at U601 pin 30 3 Check for 12 to 16 dBm at 109 2 MHz feedback U601 pin 26 4 Check the divide by N test point for a 700 mV p p waveform at 300 kHz the second VCO frequency divided by 364 See the example below NOTE The second VCO circuit is external to U601 a...

Page 151: ... POR 5 0 Vdc 0 7 1 0 Vdc J501 DSP_RST 5 0 Vdc 0 7 1 0 Vdc U204 ADSIC_RST 5 0 Vdc 0 7 1 0 Vdc U204 DCLK 33 0000 MHz a a This number may vary due to the operating mode of the radio when it is measured The ADSIC contains a divider which may divide the clock by a modulus of 2 Therefore the actual frequency measured may be clock 2n The most common frequency will be 16 5000 MHz nominal 500 ppM U406 ODC ...

Page 152: ...tatic sensitive devices Do not attempt to troubleshoot or disassemble a board without first referring to the following Handling Precautions section Table 4 5 ASTRO Spectra Plus Power Up Self Check Error Codes Error Code Description Corrective Action 01 02 FLASH ROM codeplug Checksum Non Fatal Error Reprogram the codeplug 01 12 Security Partition Checksum Non Fatal Error Send radio to depot 01 20 A...

Page 153: ...RAM U302 is necessary Error Code 01 90 Cycle power to radio Continued failure indicates a likely IC failure In this event radio should be sent to the depot for isolation and repair of the problem IC Error Code 01 92 The radio should be sent to the depot for reporgramming of the security codeplug Error Code 01 93 The radio should be sent to the depot for reflashing of the host code Error Code 01 98...

Page 154: ...resent under normal operation These should be checked as a first step to any troubleshooting procedure Table 4 6 ASTRO Spectra Plus Standard Operating Bias Signal Name Nominal Value Tolerance Probe Point SINE32K 32 768 kHz 400 ppm R428 CKIH 16 8 MHz C326 16_8MHz 16 8 MHz TP401 POR 3 0 V 5 J501 29 RESET_OUT 3 0 V 5 J501 VCC1 8 1 80 Vdc 5 R419 VCC3 0 3 0 Vdc 5 R420 SW_B 13 8 Vdc 11 0 16 6 Vdc J501 3...

Page 155: ...rate the hybrid from the carrier board If no hot air source is available replace the entire carrier board 4 3 1 2 Out of Lock Condition The probable cause of an out of lock condition is a failure in the synthesizer circuit See Section 4 1 4 2 on page 4 7 If the voltages on the AUX 1 and AUX 2 lines do not conform to Table 4 7 on page 4 15 troubleshoot the synthesizer If the AUX 1 and AUX 2 voltage...

Page 156: ...2 8Vdc 1Vdc TX3 1Vdc 1Vdc GPW 5867 O VCO AUX 1 AUX 2 J601 11 J601 9 SF 8 6 J601 12 9 6 J601 2 PIN DIODE DRIVERS BIAS BIAS J601 3 J601 4 SL SL MOD J601 10 Q3645 VCO SUBSTRATE LOW PASS FILTER PAD Q3675 J3642 PAD PAD BIAS RX INJECTION TO RECEIVER FRONT END 19dBm SYNTHESIZER FEEDBACK J601 1 K9 4 5V REG U3675 K9 4 5V U3676 Q3676 J601 5 J3641 TX INJECTION TO PA 9dBm _ 2 ...

Page 157: ...s present check the VCO modulation circuitry 4 3 2 UHF Band Use these instructions along with the Theory of Operation the VCO block diagram and the schematic to help isolate failures first to the individual circuits and finally to the failing piece part 4 3 2 1 VCO Hybrid Assembly The VCO hybrid substrate is glued to the carrier board The hybrid is not a field repairable assembly If a failure is i...

Page 158: ...an 15 dBm If it does not troubleshoot the synthesizer feedback circuitry then troubleshoot the first buffer on the VCO carrier board If no trouble is found and the level out of the VCO is below that indicated on the block diagram then replace the VCO assembly If the AUX 1 AUX2 and 8 V voltages are correct and the synthesizer feedback level is correct but an out of lock condition persists troublesh...

Page 159: ... circuitry If the proper level is present troubleshoot the modulation circuitry on the VCO kit If no failure exists replace the VCO Figure 4 2 VCO Block Diagram UHF Band OSC BUFFER 1 2 3 4 5 6 9 10 11 12 GPW 5861 A P0601 8V AUX1 AUX2 MODULATION SYNTHESIZER FEEDBACK RX INJECTION 12 dBm TYPICAL MEASURED WITH VCO OUTPUT TERMINATED INTO 50 OHMS AUX1 AUX2 HIGH 8V AUX1 AUX2 LOW 1V _ _ PINSHIFT CIRCUITRY...

Page 160: ...e AUX 1 and AUX 2 voltages are correct but the synthesizer feedback level is not within the range indicated troubleshoot the first buffer on the VCO carrier board If no problem is found with the first buffer and the level out of the VCO is below that indicated on the block diagram check J straps MP9656 MP9668 If no problem is found with these replace the entire carrier board If the AUX 1 and AUX 2...

Page 161: ...56 MP9668 If no problem is found with these replace the entire carrier board If the level at the synthesizer feedback port is within the indicated range then troubleshoot the doubler second buffer and PIN diode switch 4 3 3 4 No or Low Modulation Under standard test conditions with a 1 kHz tone injected and 4 6 kHz 250 Hz deviation there should be between 500 and 1000 mV present on J601 pin 10 mod...

Page 162: ... needed to troubleshoot a circuit to the component level are the schematic and the Theory of Operation In addition to the schematic and theory this section includes a troubleshooting chart that will guide you through a sequence of tests and checks designed to isolate problems Prior to troubleshooting it is important to review the Theory of Operation including specific precautions and troubleshooti...

Page 163: ...ed to facilitate testing such as a series capacitor removed to allow for signal insertion then the component s returned to the circuit should be new parts The application of a soldering iron to many chip components will tend to cause leaching which could lead to failure If the harmonic filter is damaged and needs to be replaced then removal and replacement requires the use of a hot air source capa...

Page 164: ... command board This may be checked using a PC and RSS software Alternatively front panel programming may be used Please refer to the ASTRO Digital Spectra and Digital Spectra Plus Mobile Radios Basic Service Manual 6881076C20 for programming instructions If correct power output can not be obtained by following the power set procedure outlined in the ASTRO Digital Spectra and Digital Spectra Plus M...

Page 165: ...urrent Sense 4 0 0 0 9 2 9 4 9 8 Keyed 9 4 5 10 8 13 6 16 5 10 0 13 0 16 0 A to Command Board 6 0 1 2 Temp Sense cutback begins at 3 3 V 7 Key no pin 8 0 13 0 9 3 5 0 Forward Detect Voltage 9 10 8 13 6 16 5 10 0 13 0 16 0 A to Command Board 10 11 9 4 10 8 9 6 13 6 9 9 16 5 9 4 9 8 9 6 12 8 9 9 15 8 9 6 V Supply from Command Board Current Sense voltage delta 150 mV 12 Key no pin or wire U500 1 0 0 ...

Page 166: ... 6 9 6 V Series Pass Drive 24 2 9 3 3 Regulator Enable Compensation 25 9 6 V Programming N C 26 0 0 N C 27 13 6 13 6 N C 28 9 6 V Programming N C 29 9 6 V Programming N C 30 9 6 V Programming N C 31 0 0 0 0 0 0 Ground 32 10 8 13 6 16 5 10 0 13 0 16 0 Decoupled A 33 4 0 5 0 0 0 2 TX PA Enable from U520 25 34 0 1 3 Control AMP one shot 35 0 0 Lock 5 V of Synth Out of Lock 36 0 0 8 Control AMP one sh...

Page 167: ...No other adapters barrel connectors etc should be used Maximum input level to the PA is 20 mW Too much input power could result in damage to the LLA stage Methods of analyzing individual stages of the power amplifiers are detailed below Most of the stages are Class C and must be analyzed under relatively high RF power levels The following information should help in isolation and repair of the majo...

Page 168: ...voltages with control voltage equal to 8 0 V and 6 V is shown If Q3804 draws no current under normal conditions then check for short or open input cable or for defective parts in the matching circuitry between Q3801 and Q3804 Testing Second Stage Circuitry Q3804 The second stage is a typical Class C stage except the base is biased with resistors R3809 and R3810 The necessary conditions for proper ...

Page 169: ... R4007 Using the diode check function of a multimeter the junctions should have a forward voltage drop close to 0 6 V Replace a final device if it has an open or shorted junction Capacitors C3860 C3861 C3862 and C3863 are placed on the bottom side of the PA board underneath the base leads of the final devices Extreme care should be used when replacing these parts Exact positioning is critical Insp...

Page 170: ...a particular circuit is functioning properly These tests will isolate the failure to a minimum number of components Refer to the Theory of Operation and the schematic for information needed to identify the failed component s Temperature Sense Circuit Test Temporarily install a 2 2k ohm resistor in parallel with RT3842 Key the transmitter and monitor the output power The power meter should read app...

Page 171: ...at use these 4 5 1 2 25 10 Watt Power Amplifier This information will help you troubleshoot the Spectra radio Use this information along with the Theory of Operation to diagnose and isolate the cause of failures The principle tools needed to troubleshoot a circuit to the component level are the schematic and the Theory of Operation In addition to the schematic and theory this section includes trou...

Page 172: ...ow these guidelines to avoid measurement errors due to cable losses or non 25 10 ohm connector VSVVR All cables should be very short and have Teflon dielectric Attenuators and 25 10 ohm loads should have at least 25 dB return loss Mini UHF to N adapter P N 58 80367B21 should be used at the antenna connector All other connectors should be N type No other adapters barrel connectors etc should be use...

Page 173: ...he VCO troubleshooting section 8 If no failure is located from the previous checks troubleshoot the power control circuitry Table 4 11 Power Control DC Voltage Chart LOCATION RX MODE TX MODE COMMENTS LOW TYP HI LOW TYP HI P0853 1 Key no pin or wire 2 0 0 2 0 3 2 Control Voltage Limit 3 0 2 0 7 0 9 2 Control Drive Voltage 4 10 8 13 8 16 6 10 4 13 4 16 2 Current Sense 5 0 0 0 9 2 9 4 9 8 Keyed 9 4 6...

Page 174: ... Buffer out increases as PA gets hot 13 0 0 1 2 6 0 Thermister Buffer in 14 5 0 5 0 5 V Sense Input follows pin 20 0 1 V 15 4 9 5 0 5 7 4 9 5 0 5 7 5 V Current Limit limits at 5 7 V 16 5 0 5 7 6 4 5 0 5 7 6 4 5 V Series Pass Drive 6 4 at max current 17 9 5 9 6 9 9 9 5 9 6 9 9 9 6 V Sense Input 18 7 7 5 V Reg Compensation Capacitor 19 5 7 5 7 N C 20 4 9 5 0 5 1 4 9 5 0 5 1 5 V Reference Input UNSW5...

Page 175: ... 3 10 0 13 0 16 0 A Current Sense 38 10 8 13 6 16 3 10 0 13 0 16 0 Current Sense Voltage Delta 150 mV 30 Watt only 39 0 9 2 9 4 9 8 Keyed 9 4 V in 40 1 5 3 0 4 5 1 5 3 0 4 5 Current Limit D A max current at 4 5 V 41 0 0 0 0 0 0 Ground 42 0 2 2 9 6 Control AMP Output Approx 1 2 V Control 43 1 3 7 0 Loop Integrator Capacitor 44 2 1 3 2 Control AMP Reference Q0500E 13 0 13 0 A CR0500 Drop Q0501C 12 3...

Page 176: ... 2 Low Power and Low Current If control voltage drive is equal to 9 2 V then check per the above If control voltage drive is less than 9 2 V then check the control circuitry 3 Power Intermittently Low or Zero and Current Less than 1 A When Power Drops Check LLA stage 4 Power Zero and Current Greater Than 3 A Check harmonic filter antenna switch and matching circuits beyond final stage 5 Power Zero...

Page 177: ...e pre driver Q3804 Do so by checking Q3804 s collector current under normal drive conditions as follows Remove R3810 and L3806 Be sure to reinstall after testing Solder wires to the remaining pads Place an ammeter in series with Q3804 collector Check for 0 1 to 0 5 A depending on control voltage NOTE With no RF drive to the input of the PA Q3804 s collector current should be zero If Q3804 draws no...

Page 178: ...operation If low current go on to the next step Remove L3851 from the board and check the base emitter and base collector junction diode drops Normal voltage drop should be between 0 4 and 1 0 V If either junction is outside this range replace the final device NOTE When replacing either the driver or final device apply thermal compound on the heatsink surface Torque the screws to the correct value...

Page 179: ...f components Refer to the Theory of Operation and the schematic for information needed to identify the failed component s Temperature Sense Circuit Test Temporarily install a 6 8k ohm resistor in parallel with RT3876 Key the transmitter and monitor the output power The power meter should read approximately one half the rated power 12 Watts Control Voltage Limit Circuitry Test Disconnect the transm...

Page 180: ...he circuits to localize and isolate problems Prior to troubleshooting it is important to review the Theory of Operation including specific precautions and troubleshooting methods Because much of the radio s circuitry operates at high frequency measurements must be taken very carefully Notes and cautions are added to the text to alert the reader to this need in areas of greatest sensitivity However...

Page 181: ...input power and DC voltages indicated in Table 4 14 to the power amplifier assembly To make the DC connections use small spring clips or make a test adapter similar to that shown in Figure 4 6 on page 4 40 3 Apply the required input power via an adapter cable For this application non N type connectors are acceptable 4 With the applied control voltage initially at 0 V slowly increase the voltage un...

Page 182: ...se 5 0 0 0 9 2 9 4 9 8 Keyed 9 4 6 10 8 13 8 16 6 10 4 13 4 16 2 A to Command Board 7 0 1 2 Temp Sense cutback begins at 3 3 V 8 v Key no pin 9 0 1 5 3 5 5 0 Forward Detect Volt 10 10 8 13 8 16 6 10 4 13 4 16 2 A to Command Board 11 9 4 9 6 9 9 9 4 9 6 9 9 9 6 V Supply from Command Board 12 10 8 9 8 13 1 15 9 Current Sense voltage delta 150 mV U0500 1 0 0 0 0 0 0 Ground 2 0 3 2 Control AMP Input 3...

Page 183: ...s pin 20 0 1 V 15 4 9 5 0 5 7 4 9 5 0 5 7 5 V Current Limit limits at 5 7 V 16 5 0 5 7 6 4 5 0 5 7 6 4 5 V Series Pass Drive 6 4 at max current 17 9 5 9 6 9 9 9 5 9 6 9 9 9 6 V Sense Input 18 7 7 5 V Reg Compensation Capacitor 19 5 7 5 7 N C 20 4 9 5 0 5 1 4 9 5 0 5 1 5 V Reference Input UNSW5 V 21 1 2 1 2 9 6 V Reg Compensation Capacitor 22 0 0 N C 23 0 9 9 6 1 2 9 6 9 6 V Series Pass Drive 24 2 ...

Page 184: ...ower Intermittently Low or Zero and Current Less than 1 A When Power Drops Check LLA stage 33 4 0 5 0 0 0 2 TX PA Enable from U520 25 34 0 1 3 Control AMP one shot 35 0 0 Lock 5 V of Synth Out of Lock 36 0 0 8 Control AMP one shot 37 10 8 13 6 16 3 10 0 13 0 16 0 A Current Sense 38 10 8 13 6 16 3 10 0 13 0 16 0 Current Sense Voltage Delta 150 mV 30 Watt only 39 0 9 2 9 4 9 8 Keyed 9 4 V in 40 1 5 ...

Page 185: ...Amplifier LLA Circuitry The required DC and RF conditions are defined in Table 4 15 on page 4 40 Measure LLA voltages according to Table 4 16 If the above DC bias conditions are correct check to see if the LLA is providing drive power to the driver Q3804 Do so by checking Q3804 s collector current under normal drive conditions as follows Remove R3810 and L3806 Be sure to reinstall after testing So...

Page 186: ...lector leads must be hand soldered on the bottom of the board Troubleshooting the Driver Stage Make sure A is at the collector Check for shorts and or opens in the matching circuitry Also look for faulty components Measure the DC resistance from base to emitter It should be less than 1 ohm If not check L3810 for proper soldering and replace if faulty Check the current drain of the driver It should...

Page 187: ...tts at the antenna connector Check for less than 10 mW at the end of the receive input cable If power exceeds 10 mW then check CR3922 and associated circuitry Receiver sensitivity can degrade if power at this port exceeds 10 mW Check for proper DC current through the PIN diodes correct current is indicated if approximately 1 5 V is present at the junction of C3900 an L3900 during the transmit mode...

Page 188: ...y Power Leveling Circuitry Test With the radio connected for power measurements vary the line voltage from 12 5 to 16 V The power should not vary more than 12 5 to 16 V The power should not vary more than 2 Watts At a line voltage of 13 6 V vary the frequency using the three test modes If power varies more than 2 Watts measure the detected voltage on P0853 pin 9 If this voltage varies more than 0 ...

Page 189: ...o allow for signal insertion then the component s returned to the circuit should be new parts The application of a soldering iron to many chip components will tend to cause leaching which could lead to failure If the harmonic filter is damaged and needs to be replaced then removal and replacement requires the use of a hot air source capable of reflowing the solder beneath the filter hybrid When re...

Page 190: ...ved unevenly Set the power supply to 13 4 V The radio may now be turned on All critical voltages may be measured at connector J1 from the top side of the PA board A diagram of the connector pin out as viewed from the top side of the PA board is shown in Figure 4 7 Figure 4 7 Connector Pin Out High Power Amplifier 12 10 8 6 4 2 11 9 7 5 3 1 Pin Configuration of J1 As Viewed From Top of PA Board 1 C...

Page 191: ... 9 6 13 6 9 9 16 5 9 4 9 8 9 6 12 8 9 9 15 8 9 6 V Supply from Command Board Current Sense voltage delta 150 mV 12 Key no pin or wire U0500 1 0 0 0 0 0 0 Ground 2 0 3 2 Control AMP Input 3 0 0 0 0 0 0 Control AMP Input not used 4 0 0 2 3 2 Control Voltage Limit cutback at 3 3 V 5 9 0 N C 6 1 5 3 0 4 5 1 5 3 0 4 5 Power Set from D A max power at 1 5 V 7 0 1 5 3 0 4 5 Power Set Buffer Out 8 0 1 3 3 ...

Page 192: ...V Programming N C 29 9 6 V Programming N C 30 9 6 V Programming N C 31 0 0 0 0 0 0 Ground 32 10 8 13 6 16 5 10 0 13 0 16 0 Decoupled A 33 4 0 5 0 0 0 2 TX PA Enable from U520 25 34 0 1 3 Control AMP one shot 35 0 0 Lock 5 V of Synth Out of Lock 36 0 0 8 Control AMP one shot 37 10 8 13 6 16 3 10 0 13 0 16 0 A Current Sense 38 10 8 13 6 16 3 10 0 13 0 16 0 Current Sense Voltage Delta 150 mV 39 0 9 2...

Page 193: ... If it is verified that both power set and current limit are not related to the power problem then the synthesizer output must be checked A milliwatt meter connected to the TX injection cable should indicate at least 30 mW of injection power during key up If this is not the case refer to the RF Board and VCO troubleshooting procedures in this chapter If the command board and synthesizer are functi...

Page 194: ...all after testing Solder wires to the remaining pads Place an ammeter in series with Q5803 collector Check for 0 2 to 0 5 A depending on control voltage NOTE With no RF drive to the input of the PA Q5803 collector current should be zero NOTE The LLA voltages change with different control voltages An example of LLA voltages with control voltage equal to 10 0 V and 6 V is shown If Q5803 draws no cur...

Page 195: ...ts Cracked parts or parts not properly soldered Measure the resistance from base to emitter it should be less than 1 ohm If not check for proper soldering on L5855 and L5857 Replace faulty component s Current drain for this stage should be close to 5 A If low current go to the next step Remove L5857 from the board and check the base emitter and base collector junction diode drops Normal voltage dr...

Page 196: ...er Note that CR5904 and CR5905 are on the bottom side of the board These two diodes affect the receive path only and are unrelated to transmitter problems Check for proper DC current through the PIN diodes correct current is indicated if approximately 1 5 V is present at the junction of R5900 and L5900 during transmit 4 5 2 1 3 Power Control and Protection Circuitry Localizing Problems to a Circui...

Page 197: ...ould not change more than a few hundreths of a volt Note that the forward power may not necessarily be level if one of the other protection circuits such as temp sense or current limit are engaged PA Voltage Protection Circuit Some versions of the PA board may include a voltage protection circuit This circuit is intended to prevent premature failure of a transmitter operated in extreme conditions ...

Page 198: ... 2 40 Watt Power Amplifiers This information will help you troubleshoot the Spectra radio Use this information along with the Theory of Operation to diagnose and isolate the cause of failures The principle tools needed to troubleshoot a circuit to the component level are the schematic and the Theory of Operation In addition to the schematic and theory this section includes troubleshooting informat...

Page 199: ...onal Testing Test the PA assembly for proper operation as follows 1 Disassemble the PA assembly from the radio leaving the power cable connected to the rear connector Replace the PA shield and cover Disconnect the coax connectors and the ribbon cable Connect a power meter to the antenna port using minimum cable length When setting or measuring RF power at UHF follow these guidelines to avoid measu...

Page 200: ...er Chart Test Keyed 9 4 V 9 6 V CONTROL VOLTAGE DRIVE POWER IN mW A V Transmit 9 4 9 6 See notea a Set initially to zero Increase value until power equals 46 Watts or 10 0 V maximum Do NOT exceed 10 0 V 30 13 0 Receive 0 9 6 0 0 13 0 A TO COMMAND BOARD CURRENT SENSE A TO COMMAND BOARD CURRENT SENSE CONTROL VOLTAGE LIMIT CONTROL VOLTAGE DRIVE K9 4 FEMALE RECEPTACLE CONNECTOR W 100 MIL SPACING MATES...

Page 201: ...16 6 10 4 13 4 16 2 A to Command Board 11 9 4 9 6 9 9 9 4 9 6 9 9 9 6 V Supply from Command Board 12 10 8 13 6 16 5 9 8 12 8 15 8 Current Sense voltage delta 150 mV U0500 1 0 0 0 0 0 0 Ground 2 0 3 2 Control AMP Input 3 0 0 0 0 0 0 Control AMP Input not used 4 0 0 2 3 2 Control Voltage Limit cutback at 3 3 V 5 0 0 N C 6 1 5 3 0 4 5 1 5 3 0 4 5 Power Set from D A max power at 1 5 V 7 0 1 5 3 0 4 5 ...

Page 202: ...ing N C 26 0 0 N C 27 13 6 13 6 N C 28 9 6 V Programming N C 29 9 6 V Programming N C 30 9 6 V Programming N C 31 0 0 0 0 0 0 Ground 32 10 8 13 6 16 5 10 0 13 0 16 0 Decoupled A 33 4 0 5 0 0 0 2 TX PA Enable from U520 25 34 0 1 3 Control AMP one shot 35 0 0 Lock 5 V of Synth Out of Lock 36 0 0 8 Control AMP one shot 37 10 8 13 6 16 3 10 0 13 0 16 0 A Current Sense 38 10 8 13 6 16 3 10 0 13 0 16 0 ...

Page 203: ... matching circuitry from the final device to the harmonic filter 2 Low Power and Low Current If control voltage is equal to 10 0 V then check per the above If control voltage is less than 10 0 V then check the control circuitry 43 1 3 7 0 Loop Integrator Capacitor 44 2 1 3 2 Control AMP Reference Q0500E 13 0 13 0 A CR0500 Drop Q0501C 12 3 12 3 VQ0500E B E Drop Q0501E 0 2 0 2 V pin 23 B E Drop Q050...

Page 204: ...for testing the next stage 1 Testing Low Level Amplifier LLA Circuitry The required DC and RF conditions are defined in Table 4 19 on page 4 58 Measure LLA voltages according to Table 4 22 If the above DC bias conditions are correct check to see if the LLA is providing drive power to the pre driver Q5803 Do so by checking Q5803 collector current under normal drive conditions as follows Remove R581...

Page 205: ...place if faulty Check the current drain of the driver It should be around 1 5 to 2 0 A for 40 Watt operation If current drain is low go to next step Remove L5851 from the board and check the base emitter and base collector junction diode drops Normal voltage drop should be between 0 4 and 1 0 V If either junction reads outside this range replace the driver device 4 Troubleshooting the Final Device...

Page 206: ...Power Control and Protection Circuitry 1 Localizing Problems to a Circuit Power leveling and current limiting are set to values detailed in the ASTRO Digital Spectra and Digital Spectra Plus Mobile Radios Basic Service Manual 6881076C20 These values will vary from unit to unit depending on the unique variations of each unit If symptoms indicate that either of these circuits have failed verify that...

Page 207: ...dio connected for power measurements vary the line voltage from 12 5 to 16 V The power should not vary more than 2 Watts At a line voltage of 13 6 V vary the frequency using the three test modes If power varies more than 2 Watts measure the detected voltage on P0853 pin 9 1 this voltage varies more than 0 2 V over line and frequency variations the power control circuitry most of which is located o...

Page 208: ...nent s returned to the circuit should be new parts The application of a soldering iron to many chip components will tend to cause leaching which could lead to failure If the harmonic filter is damaged and needs to be replaced then removal and replacement requires the use of a hot air source capable of reflowing the solder beneath the filter hybrid When replacing it add small amounts of fresh solde...

Page 209: ...t 25 dB return loss Mini UHF to N adapter P N 5880367B21 should be used at the antenna connector All other connectors should be N type No other adapters barrel connectors etc should be used Maximum input level to the PA is 200 mW Over driving the buffer could result in damage to the PA buffer stage 2 Apply the input power and DC voltages indicated in Table 4 23 to the power amplifier assembly To m...

Page 210: ...t are correct verify that the injection is at least 75 mW See the VCO troubleshooting section 8 If no failure is located from the previous checks troubleshoot the power control circuitry Table 4 24 Power Control DC Voltage Chart LOCATION RX MODE TX MODE COMMENTS LOW TYP HI LOW TYP HI P0853 1 Key no pin or wire 2 0 0 2 0 3 2 Control Voltage Limit 3 0 2 0 7 0 13 0 Drive Voltage 4 10 8 13 6 16 5 10 0...

Page 211: ...s Drive 6 4 at max current 17 9 5 9 6 9 9 9 5 9 6 9 9 9 6 V Sense Input 18 7 7 5 V Reg Compensation Capacitor 19 5 7 5 7 N C 20 4 9 5 0 5 1 4 9 5 0 5 1 5 V Reference Input UNSW5 V 21 1 2 1 2 9 6 V Reg Compensation Capacitor 22 0 0 N C 23 0 9 9 6 1 2 9 6 9 6V Series Pass Drive 24 2 9 3 3 Regulator Enable Compensation 25 9 6 V Programming N C 26 0 0 N C 27 13 6 13 6 N C 28 9 6 V Programming N C 29 9...

Page 212: ...y 39 0 9 2 9 4 9 8 Keyed 9 4 V in 40 1 5 3 0 4 5 1 5 3 0 4 5 Current Limit D A max current at 4 5 V 41 0 0 0 0 0 0 Ground 42 0 2 2 9 6 Control AMP Output Approx 1 2 V Control 43 1 3 7 0 Loop Integrator Capacitor 44 2 1 3 2 Control AMP Reference Q0500E 13 0 13 0 A CR0500 Drop Q0501C 12 3 12 3 VQ0500E B E Drop Q0501E 0 2 0 2 V pin 23 B E Drop Q0503E 0 1 5 V pin 42 B E Drop TX Q0503C 13 6 9 0 Q0504B ...

Page 213: ...han 10 V then check per the above If control voltage is less than 10 V then check the control circuitry 3 Power Intermittently Low or zero and Current less than 1 A when Power Drops Check Buffer Stage 4 Power Zero and Current greater than 5 A Check harmonic filter antenna switch and matching circuits beyond final stage 5 Power Zero and Current between 2 and 5 A Check Power Module 6 Power Zero and ...

Page 214: ...the coax to the adjacent ground pad To test the input VSWR of the circuit apply 70 mW to the input Using a directional coupler verify that the reflected power is less than 20 mW 2 Testing the Power Module U9850 The power module is a packaged gain block with 50 ohm input and output impedances It has three gain stages the first two of which have controlled voltage applied for regulating power and th...

Page 215: ...e and damage Under test conditions however the protection circuitry is disabled Observe the above caution the power module can produce in excess of 25 Watts Measure the output power by lifting the output side of C9856 and connecting to the center conductor of a small diameter coax which has its shield grounded If the output stage does not produce 40 Watts at 10 V control voltage then remove the RF...

Page 216: ...The tests that follow are intended to provide a convenient means of verifying that a particular circuit is functioning properly These tests will isolate the failure to a minimum number of components Refer to the Theory of Operation and the schematic for information needed to identify the failed component s 2 Temperature Sense Circuit Test Temporarily install a 6 8k ohm resistor in parallel with RT...

Page 217: ...r line and frequency variations the power control circuitry most of which is located on the command board may be malfunctioning If the detected voltage varies less than 0 2 V the problem is likely in CR9900 the harmonic filter the antenna switch or the output coax Check continuity through 12 pin DC connector P0853 on the PA board check digital analog circuitry and check 5 V regulator operation See...

Page 218: ...September 5 2008 6881076C25 E 4 76 Troubleshooting Procedures Power Amplifier Procedures Notes ...

Page 219: ...ity from the source IC should be checked before replacing the source IC Table 5 1 List of Troubleshooting Charts Chart Description Page Chart C 1 RF Board Back End 5 3 Chart C 2 Command Board 5 4 Chart C 3 Radio Power Up Fail 5 5 Chart C 4 Bootstrap Fail 5 6 Chart C 5 01 90 General Hardware Failure 5 7 Chart C 6 01 81 Host ROM Checksum Failure 5 7 Chart C 7 01 82 or 002 External EEPROM Checksum Fa...

Page 220: ...ilure 5 19 Chart C 26 ASTRO Spectra Plus VOCON DC Supply Failure 5 20 Chart C 27 ASTRO Spectra Plus VOCON TX Modulation Failure Sheet 1 of 4 5 21 Chart C 28 ASTRO Spectra Plus VOCON TX Modulation Failure Sheet 2 of 4 5 22 Chart C 29 ASTRO Spectra Plus VOCON TX Modulation Failure Sheet 3 of 4 5 23 Chart C 30 ASTRO Spectra Plus VOCON TX Modulation Failure Sheet 4 of 4 5 24 Chart C 31 ASTRO Spectra P...

Page 221: ...ulated On Carrier Frequency Signal As Required Change Mode Before Replacing U301 Check 2nd VCO Second VCO Checks Check RX Front End Check 2nd VCO Second VCO Checks Audio Heard VCO Locked 2 1MHz Check At Pin 19 U301 No No Yes Yes Yes Display Flashes FAIL 001 No 14 4MHz at ABACUS U301 Pin 15 Check U301 Voltages Programming 14 4MHz VCO Components No Yes Activity On U301 Sel Pin Check VOCON Board No Y...

Page 222: ...s No Check ODC Output 2 4MHz P501 7 See Note 1 Yes Check RX Data U501 17 Press Control Head Button Check TX Data P501 18 Press Control Head Button Activity Yes No Activity Yes No Activity Yes No Check U522 19 Press Control Head Button Activity Yes Yes No Check P501 19 Check Busy In P501 20 Press Control Head Button Check Busy Out P501 19 Press Control Head Button Activity No Problem Is In VOCON Bo...

Page 223: ... or SLIC is faulty 1 Radio is not inhibited or unable to check Use RSS to clear radio inhibit Yes No ReFLASH host C code Error ReFLASHING host C code Reverify initial problem Initial problem persists Yes No Yes No End Error in Bootstrapping host C Yes No Refer to section on Failure to Bootstrap Chart C 4 Refer to host C ROM checksum error FAIL 01 81 Chart C 6 When reFLASHing host code there are tw...

Page 224: ... 10VDC VPP 12 7VDC VPP is correct Isolate open and repair or adjust VPP as required No Yes Verify MODA and MODB of U204 are pulled to a logic low state 8VDC MODA and MODB are correct Repair inverter circuit consisting of VR207 and Q204 No With the host C out of reset and prior to any downloading through the serial bus Verify U204 PD1 BOOT_DATA_OUT is logic low and U204 PD0 is logic high BOOT_DATA_...

Page 225: ...t working properly due possibly to circuit opens or shorts or that a failure of one or more of these ICs has occurred 3 U205 or U210 has failed Due to the fact that the Host C successfully initialized a failure in one of the ICs is not likely Repair opens Fail 01 81 Host ROM Checksum Failure Connections good No Yes Visually inspect all leads to U205 and U210 with a 5x glass Check for operation of ...

Page 226: ... are as follows 1 The contents of U201 has been corrupted A possible cause of this failure would be the improper operation of the RESET circuit during a radio power down sequence 2 The decoding logic comprised of U204 and U206 is not working properly due possibly to circuit opens or shorts or that a failure of one or more of these ICs has occurred 3 U201 has failed Fail 01 84 SLIC Init Failure Ver...

Page 227: ... to open or failure of U211 AND logic gate 6 SRAM is faulty Connections good Repair connections Yes No Signals verified During radio power up Self Test verify activity transitions from high to low on U202 CS No Yes Signals verified Replace U202 MAEPF 24665 B No Yes No Yes Signals verified Replace U211 Replace U204 Replace U206 Verify operation of U204 and U211 logic AND gate During radio power up ...

Page 228: ...od Repair opens No Verify 2 4MHz reference clock at U406 IDC per Fig W10 Clock Present Verify SPI programming signals per Fig W6 initiated by mode change Programming signals verified Verify U406 RSTx goes high on initial power up Reset high Replace U406 Verify clock at ABACUS source and or fix connection Verify SPI operation by verifying programming of synthesizer IC initiated by a channel change ...

Page 229: ... V S GND VCC 5V VSS GND Signal U415 Source IN_A U405 A14 IN_B U405 A13 Connections good Repair opens Yes No Check for ADSIC programming checksum error Fail 02 84 DSP SRAM U403 Failure Synopsis On power up the DSP writes data to the device and then verifies the data This failure indicates the DSP SRAM failed this pattern checksum test Besides utilizing decoding logic from the DSP U405 U403 has addi...

Page 230: ...le to Reflash DSP code Fail 02 90 persists Verify Host Port Use ohmmeter to electrically verify following signal connections to source IC Signal U405 Source H0 H7 U204 HA0 HA2 U204 HR W U204 HEN U204 RESET U204 On power up verify transitions on HEN from high to low indicating DSP is being selected Synopsis On power up the host C sends several handshake commands through the host interface to the DS...

Page 231: ...l activity at the following signals at power up Signal J801 Source EMC_RXD U405 Repair opens Fail 09 10 Secure Hardware Failure Verify connections to secure module through J801 Connections good No Yes Synopsis This failure relates only to secure equipped radios and indicates a power up self test failure for the secure module More specifically this failure indicates a failure in communications betw...

Page 232: ...place U450 Troubleshoot control or supply lines Verify control and supply for U450 Repair connection from U450 to speaker terminals MAEPF 26075 O Yes No Yes No Yes No No No No No No Yes No Yes Verify signals per Fig W2 at points indicated Signals present Replace U406 Check for continuity between U405 and U406 of the signals depicted in Fig W2 and the 8KHz IRQB No Yes Alert tone audible Perform rad...

Page 233: ...rol signals correct Standard bias OK No Yes No 1 2 No Fig W8 Trace 4 present Yes No No Functional Replace U524 Yes Yes Signal present Yes Signals present No Yes Fig W3 Trace 1 and 3 present Yes Repair connection Replace U401 Replace U523 Replace U402 Repair connection Replace U530 Repair connection No Continuity Yes Yes Yes No No Fig W3 Trace 2 present Yes Fig W8 Trace 2 present Yes Verify standar...

Page 234: ...11DX T3011DX T3011DX T3014DX T3011DX T3012DX DES OFB DVI XL Verify the use of the correct KVL cable as a TKN8506 With KVL attached to radio and radio on verify display message KEYLOAD Obtain correct KVL and cable Keyload Failure No Synopsis This failure relates only to secure equipped radios and indicates a failure to load key with the KVL indicated by the message x FAIL and key fail tone Typical ...

Page 235: ...at Injection Input Pad Troubleshoot RF Injection or Carrier Board Replace RXFE Board Check Components in Output Network C8129 30 31 36 L8129 30 31 R8129 30 31 Replace as Necessary 10 dBm to 14 dBm B 60 1 dBm 3 dBm _ 20 to 23 dBm START Measure Transceiver Sinad by Injecting at J9127 Signal Yes No Sinad 120 Yes No No No No No No No No Yes Yes Yes Yes Yes Yes Yes No Problem with RX Front End or RF Bo...

Page 236: ... from RF Board _ Check Biasing on Q3202 Vcollector _ 7 5V Vbase Check Bias Circuit and Associated Components Check Module Gain Inject Measure RF Level at Input of 1st Check Inject Level at Injection Input Pad Troubleshoot RF Injection or Carrier Board 20dBm _ 160MHz 20dBm at J9127 Measure at IF Output Is 117 non Preamp Is Voltage _ 0 9 to 1 6V Is Voltage At Q3202 OK Is 13 with Preamp 22 Non Preamp...

Page 237: ...e U408 Fixed Refer board to Service Depot Yes No No No No No No Yes Yes Yes Yes Yes Measure waveform at TP401 should match Figure 6 12 Waveform OK Waveform OK Refer board to Service Depot Y400 U409 R456 R441 R442 R435 R436 C420 R421 R430 R443 C439 L400 C427 Make sure the following components are placed and soldered correctly Measure waveform at C326 should match Figure 6 12 Yes Yes Yes Yes Yes END...

Page 238: ...ed Refer board to Service Depot Yes No No No No Yes Yes Yes Check for 3 0 V at R420 Present Present No trouble found U411 C434 C435 C436 C437 Make sure the following components are placed and soldered correctly Check for 13 8 V at J501 35 Yes Yes Yes Yes END END No No No No OK OK Repair proper components Replace U411 Fixed Refer board to Service Depot Inspect placement and soldering of J501 Refer ...

Page 239: ... should match Figure 6 13 Amplitude of Waveform may vary Waveform Correct Inspect and repair J501 Yes Yes No No Measure waveform at J501 48 should match Figure 6 13 Amplitude of Waveform may vary Waveform Correct Inspect and repair J501 No Yes Keyed 9 4V Check for 5V at J501 45 Present Yes No Check for GND at J501 14 Inspect J501 connections Present No Yes OK Make sure the following parts are the ...

Page 240: ... per Figure 6 U201 44 ADDAG_SEL T1 U201 43 QSCKA T2 U201 42 MOSIA T3 U201 41 MISOA T4 Inspect U201 35 34 33 OK OK OK OK OK Inspect U201 41 42 43 44 Measure wavefoorm at U402 17 should match Figure 6 17 Repair U201 Repair U201 Check SAP connections per Figure 8 U402 7 FS T1 U402 11 DCLK T2 U402 13 TXD T3 U402 10 PWRD T4 OK OK Replace U201 Check Patriot supplies L300 T1 3 0V L301 T2 1 8V Repair regu...

Page 241: ...plies L300 T1 3 0V L301 T2 1 8V Repair regular circuit OK OK Check Patriot clocks C326 T1 16 8 MHz R428 T2 32 kHz Repair proper clock circuit Inspect and repair Patriot IC U300 Inspect U402 also check 3V at pin6 and GND at pin 15 OK Repair U402 Inspect U404 also check 5V at pin8 and GND at pin 4 OK OK OK Repair U404 Repair U400 U401 Inspect U400 U401 also check 3V at pin8 and GND at pin 4 Measure ...

Page 242: ...Yes No Yes No Yes No Put the radio into Test mode CSQ 1 Connect RF Signal Generator to the RF input of the radio Use Dev 3kHz Amplitude 47dBm and Freq 851 025MHz Measure waveform at the Vocon Connector J501 pin 40 Should match Figure 6 19 Waveform correct No trouble found Measure waveform at U402 pin 2 Should look similar to Figure 6 19 but lower in amplitude Waveform correct Waveforms correct Mak...

Page 243: ...Measure waveforms on U502 pins 11 13 and 15 and U504 pin 9 They should look similar to Figure 11 but with an amplitude of approximately 3V Waveforms correct Verify placement and soldering of U502 and U504 Measure waveform on U601 pin 5 It should look like Figure 6 22 Waveforms correct Verify placement soldering of Patriot IC U300 Verify placement and soldering of the following components U307 U601...

Page 244: ...connection of OPT_SEL2 KEYLOAD from KVL to Universal connector to J206 With the KVL attached to the radio and radio on initiate a keyload by pressing PTT on the keyloader and look for activity on P1 15 Verify and repair connection of KEYLOAD from J501 21 to P1 15 Activity Replace Secure Module Good connection Repair connection Verify connection across J801 Yes Yes Yes Yes No No No Synopsis This fa...

Page 245: ...TX Mode CSQ 6 3 Waveform W4 ABACUS Programming at Mode Change 6 3 Waveform W5 ABACUS ADSIC Interface 6 4 Waveform W6 SPI Bus Programming ADSIC 6 4 Waveform W7 Receive Audio 6 5 Waveform W8 Transmit Audio 6 5 Waveform W9 Power Down Reset 6 6 Waveform W10 ADSIC 2 4 MHz Reference 6 6 ASTRO Digital Spectra Plus VOCON Waveforms 32 kHz Clock Waveform 6 7 16 8 MHz Clock Waveform 6 8 TX Modulation Out Wav...

Page 246: ...RX Mode SWB POR t 217mS o MAEPF 25187 O 2893 Acquisitions Tek stopped T 2 Ch3 Ch1 T 1 3 M 20 0us Ch1 2 2 V W2 DSP SSI Port RX mode Receiving 1KHz tone 3KHz deviation 60dBm Trace 1 RFS Trace 2 RXD Trace 3 SCKR 2 4 0 600MHz Ch1 Freq 19 991kHz Low signal amplitude 5 00V 5 00V 1 5 00V Ch2 MAEPF 24377 O Note 1 Typically SCKR is a 2 4 MHz clock In low power modes as shown here SCKR is 600KHz ...

Page 247: ... T 2836 Acquisitions Tek stopped T 3 Ch1 Ch2 Ch3 2 1 M 5 00us Ch1 2 2 V W3 DSP SSI Port TX mode CSQ Trace 1 SC2 Trace 2 STD Trace 3 SCK 1 2MHz Ch1 Freq 47 856kHz Low signal amplitude 5 00V 5 00V 5 00V MAEPF 24378 O T 13 Acquisitions Tek stopped T 1 Ch1 M 10 0us Ch1 2 2 V W4 ABACUS programming captured during mode change Trace 1 ADSIC SBI MAEPF 24379 O Ch1 Freq 74 610kHz 2 00V ...

Page 248: ...oltages are very low MAEPF 24380 O 2 W5 ABACUS ADSIC Interface Receiving 1KHz tone 3KHz deviation 60dbm Trace 1 IDC 2 4MHz Trace 2 DOUT TRACE 3 DOUT Ch1 Freq 2 251920 MHz Low resolution 2 00V 500mV 500mV T Tek stopped T 1 Ch1 T 18 Acquisitions Tek stopped T 2 Ch2 T 1 1 1 3 M 50ns Ch1 2 2 V W6 SPI Bus Programming ADSIC Trace 1 ADSIC_SEL Trace 2 SPI_SCK Trace 3 MOSI Note These waveforms are typical ...

Page 249: ...C412 on Command Board Trace 3 SPKR_LOW Out of U450 Trace 4 SPKR_HI Out of U450 Ch1 Freq 7 9118kHz Low signal amplitude 5 00V 10 00V 500mV 10 00V Ch1 Ch3 Note 3 Actual level is dependent upon volume setting MAEPF 26077 O Ch4 3 T T T 507 Acquisitions Tek stopped T 1 Ch4 T 2 3 4 M 200us Ch1 1 5 V W8 Transmit Audio 1KHz Tone which provides 3KHz deviation Trace 1 IRQB DSP 8KHz Trace 2 MODIN Trace 3 MIC...

Page 250: ...form W10 ADSIC 2 4 MHz Reference 1 Acquisitions Tek stopped T 1 Ch1 T 2 M1 00ms Ch1 4 52 V W9 Power Down Reset Trace 1 5V U407 VDD Trace 2 Reset U407 OUT 2 00V Ch2 MAEPF 24384 O 2 00V T 493 Acquisitions Tek stopped MAEPF 24385 O T 1 Ch1 T M 200ns Ch1 1 64 V W10 ADSIC 2 4 MHz Reference Trace 1 IDC U406 Ch1 Freq 2 4038MHz 2 00V ...

Page 251: ...veforms This section contains images of waveforms specific to the ASTRO Digital Spectra Plus VOCON board These waveforms might be useful in verifying operation of certain parts of the circuitry These waveforms are for reference only the actual data depicted will vary depending upon the operating conditions 32 kHz Clock Waveform Trace 1 R428 32 kHz Clock ...

Page 252: ...5 E 6 8 Troubleshooting Waveforms ASTRO Digital Spectra Plus VOCON Board Waveforms 16 8 MHz Clock Waveform TX Modulation Out Waveform Trace 1 TP401 16 8 MHz Clock Transmitting 1 kHz tone at 85mVrms into microphone Trace 1 U201 9 ...

Page 253: ...us VOCON Board Waveforms 6 9 Differential ADDAG Output Waveform TX SSI Waveform Transmitting 1 kHz tone at 85mVrms into microphone Trace 1 U201 4 Trace 2 U201 5 Transmitting 1 kHz tone at 85mVrms into microphone Trace 1 U201 33 Data Trace 2 U201 35 Frame Sync Trace 3 U201 34 Clock ...

Page 254: ... Waveforms ASTRO Digital Spectra Plus VOCON Board Waveforms SPI Bus Waveform TX 1 kHz Tone Waveform Radio Power Up Trace 1 U201 41 Data Trace 2 U201 43 Chip Select Trace 3 U201 42 Clock Transmitting 1 kHz tone at 85mVrms into microphone Trace 1 U402 17 ...

Page 255: ...gital Spectra Plus VOCON Board Waveforms 6 11 Serial Audio Port Waveform RX Audio Waveform Transmitting 1 kHz tone at 85mVrms into microphone Trace 1 U402 7 Frame Sync Trace 2 U402 11 Clock Trace 3 U402 13 Data Receiving 1 kHz tone at 3 kHz Dev 47dBm Trace 1 U402 2 ...

Page 256: ...ra Plus VOCON Board Waveforms RX BBP Waveform Secure Interface Waveform Receiving 1 kHz tone at 3 kHz Dev 47dBm Trace 1 TP221 Frame Sync Trace 2 TP223 Data Trace 3 TP219 Clock Receiving 1 kHz tone at 3 kHz Dev 47dBm Secure Mode Trace 1 P1 8 Data Trace 2 P1 10 SS Trace 3 P1 9 Clock ...

Page 257: ... September 5 2008 Troubleshooting Waveforms ASTRO Digital Spectra Plus VOCON Board Waveforms 6 13 8 kHz Frame Sync for Security Circuitry Waveform Receiving 1 kHz tone at 3 kHz Dev 47dBm Secure Mode Trace 1 U601 5 ...

Page 258: ...September 5 2008 6881076C25 E 6 14 Troubleshooting Waveforms ASTRO Digital Spectra Plus VOCON Board Waveforms Notes ...

Page 259: ...udio DC Schematic 7 55 HLN6837A ASTRO Spectra Plus Voltage Conversion Schematic 7 56 HLN6837A ASTRO Spectra Plus Secure Interface Schematic 7 57 Table 7 1 List of Schematics and Component Location Diagrams Continued Figure Title Page HLN6837A ASTRO Spectra Plus VOCON Component Location Diagram Top View 7 58 HLN6837A ASTRO Spectra Plus VOCON Component Location Diagram Bottom View 7 59 HLN6837C ASTR...

Page 260: ... Side 1 7 155 HLF6078B 800 MHz 15 Watt PA Component Location Diagram Side 2 7 156 HLF6077D 800 MHz 35 Watt PA Schematic 7 158 HLF6077D 800 MHz 35 Watt PA Component Location Diagram Side 1 7 159 HLF6077D 800 MHz 35 Watt PA Component Location Diagram Side 2 7 160 Table 7 2 J500 Command Board to RF Board J500 Pin Description To RF Board 1 SW 5V J500B 1 2 REF TUNE J500B 2 3 DOUT J500B 3 4 DOUT J500B 4...

Page 261: ...522 8 U206 B7 28 LHRST1 Q511 U206 A8 29 POR U522 40 U206 C9 U409 2 30 INT PTT U522 38 U206 H2 31 OPTB BOOT SEL VPP P502 16 CR201 32 TAMPER GND J801 6 33 5V Q502 5V 34 5V Q502 5V 35 B SENSE P502 31 B SENSE 36 KG BACKUP JU527 J801 23 37 5VA U500 14 5VA 38 UNSW B Q508 UNSW B 39 MAI U524 U406 C1 40 SDO U524 1 U406 B5 41 LATCH SEL U530 12 U206 G8 42 RTSIN U526 14 U206 J8 43 RS232 DATA OUT U526 15 U206 ...

Page 262: ...ERCONNECT BOARD W3 HANDHELD CONTROL HEAD SWITCHES MICROPHONE REMOTE INTERCONNECT BOARD CONTROL HEAD REMOTE MOUNT W5 W7 PUSHBUTTON AND W4 ROTARY MODELS 8 CHARACTER VACUUM FLOURESCENT DISPLAY MICRO PROCESSOR CONTROL HEAD DASH MOUNT W5 W7 PUSHBUTTON AND W4 ROTARY MODELS HIGH VOLTAGE VF DRIVER SERIAL BUS INTERFACE DISPLAY DRIVER DISPLAY VACUUM FLUORESCENT 11 CHARACTER HIGH VOLTAGE VF DRIVER CONTROL HE...

Page 263: ...7 5 6881076C25 E September 5 2008 HRN4009B HRN6014A VHF RF Board HRN4010B HRN6020A UHF RF Board and HRN6019A 800 MHz RF Board Schematic O K AS IS O K AS MARKED ISS REVISION RLSE CORRECTED AS MARKED R LETTERING SIZE REQUIRES EDITOR DATE CHECKER DATE O BW MAEPF 27086 O ...

Page 264: ...t Location Diagrams and Parts Lists RF Section September 5 2008 6881076C25 E HRN4009B HRN6014A VHF RF Board HRN4010B HRN6020A UHF RF Board and HRN6019A 800 MHz RF Board Component Location Diagrams MAEPF 27088 O MAEPF 27087 O ...

Page 265: ...648 thru 650 Not Placed C651 2113740B49 100pF C652 2113740B49 100pF Placed on UHF Bd Only C653 2113740B49 100pF C654 2113740B76 1500pF VHF Bd ITEM MOTOROLA PARTNUMBER DESCRIPTION or Not Placed UHF Bd or 2113741N45 01µF 800MHz Bd C656 2113741N69 0 1µF C657 2113740B27 12pF C658 2113741N45 01µF C659 2113740B27 12pF C660 2113741N69 0 1µF C664 2113741N45 01µF C665 2113740B27 12pF DIODE See Note 1 CR301...

Page 266: ...1 12k UHF Bd or 0611077A98 10k 800MHz Bd R617 0611077B11 33k R618 0611077A28 12 R620 0611077A74 1k R622 0611077A74 1k R623 0611077A26 10 R624 0611077A98 10k VHF Bd or 0611077A90 4 7k UHF and 800MHz Bds R625 0611077B07 22k VHF Bd or 0611077A96 8 2k UHF Bd or 0611077A78 1 5k 800MHz Bd R626 0611077B23 100k R627 0611077A90 4 7k VHF Bd or 0611077A82 2 2k UHF Bd or 0611077A80 1 8k 800MHz Bd R628 thru 63...

Page 267: ...Schematics Component Location Diagrams and Parts Lists RF Section 7 9 6881076C25 E September 5 2008 HRN4009C HRN6014C VHF RF Board Schematic Diagram MAEPF 27089 O ...

Page 268: ...7 10 Schematics Component Location Diagrams and Parts Lists RF Section September 5 2008 6881076C25 E HRN4009C HRN6014C VHF RF Board Component Location Diagrams MAEPF 27090 O MAEPF 27091 O ...

Page 269: ...Dual Shottky CR601 4880006E09 Varactor CR602 603 4811058B11 CR605 Not Placed CR606 4813830A28 CORE E301 2680003M03 Ferrite Bead E302 2680004M03 Ferrite Bead E602 2680006M02 Ferrite Bead FILTER See Note 2 FL300 301 9185128U02 LC 450kHz JACK J350 0980110M01 Receptacle Coaxial J500 0980104M02 Receptacle Bottom Entry J601 0980103N02 Sockets 12 Position J602 Not Placed JUMPER JU300 301 0611077A01 0W JU...

Page 270: ...P 46 CAPX 49 COL J500 3 SC380018 C354 0 1uF 0 JU611 C362 0 1uF 2 3 1 R364 12 CR301 12 R354 C350 J500 7 2 7pF 0 JU352 120 R360 5V REG Q351 2 0 JU619 VR351 3 3V 1 PIN1 PIN1 PIN1 PIN1 27 R302 0 1uF C352 BMH_P_5_08X3_988 MH1 6800pF J500 22 C305 0 JU301 5 1 R301 10K R315 2 1000uF C321 FLTR FL300 4 CASE1 5 CASE2 3 1 FLTR FL301 4 CASE1 5 CASE2 3 1 2 5V REG 0 056uH L302 C366 J500 6 0 1uF 0 JU351 J500 23 4...

Page 271: ...2 15 NC2 17 NC3 28 NC4 35 NC5 1 PREIN 44 PREREF 40 PRE_OUT 31 REF_IN 9 GND2 14 GND3 24 GND4 34 GND5 30 IOUT 37 LATCH 41 MOD_CNTL 2 NC1 16 DATAOUT 19 DB8BC 18 DB8OUT 20 DB8REF 21 DB8_IN 29 DBNOUT 36 EN_CE 6 GND1 23 BIAS 25 BP1 22 BP2 38 BS 32 CLK 4 CMOS_BASE 3 CMOS_VOUT 33 DATA SC77777 U601 43 BC1 42 BC2 0 1uF C637 C607 10uF R628 1 5K C633 10uF 0 1uF C617 J500 2 J601 7 100pF J500 17 C611 2 1 C644 0...

Page 272: ...670 R314 R315 R316 R317 R318 R319 R349 R350 R353 R354 R358 R602 R607 R609 R610 R611 R613 R614 R615 R616 R617 R620 R622 R623 R624 R625 R627 R628 R633 R635 R641 R653 R670 RT612 TP601 TP602 TP603 30 28 26 24 22 21 18 23 25 54 55 56 57 61 60 59 63 64 65 62 16 14 17 15 13 12 27 29 31 53 58 34 36 35 37 39 41 43 38 40 66 67 68 69 70 10 11 9 8 75 74 73 72 71 42 44 47 49 51 1 3 5 48 50 52 2 4 46 45 33 32 2...

Page 273: ...6M02 Ferrite Bead E302 2680004M03 Ferrite Bead ITEM MOTOROLA PARTNUMBER DESCRIPTION E303 2605261V01 Ferrite Bead Placed on 800MHz Bd Only E602 2680006M02 Ferrite Bead FILTER See Note 2 FL300 301 9185128U02 LC 450kHz FL350 351 4885230C01 Crystal 109 65 MHz JACK J350 0980110M01 Receptacle Coaxial J500 0980104M02 Receptacle Bottom Entry J601 0980103N02 Sockets 12 Position J602 Not Placed JUMPER JU300...

Page 274: ...MHz Bds R628 thru 630 0611077A78 1 5k R631 0611077B47 1M R633 0611077B21 82k R634 1880273N01 Potentiometer R635 0611077B23 100k R637 0611077B47 1M R638 639 0611077A98 10k R640 0611077B47 1M Placed on VHF and 800MHz Bds Only R641 0611077A43 51 R642 0611077A98 10k R645 0611077B47 1M R646 647 0611077A98 10k R653 0611077B11 33k R670 0611077A90 4 7k Placed on VHF Bd Only THERMISTOR RT612 0680149M02 100...

Page 275: ...ponent Location Diagrams and Parts Lists RF Section 7 17 6881076C25 E September 5 2008 7 1 Command Board Section HLN5558E F G HLN6529C D E F G HLN6560C D E F G H and HLN6562C D E F G H Command Board Schematic Diagram ...

Page 276: ...H Command Board Component Location Diagrams CHECK ONE O K AS IS O K AS MARKED ISS REVISION RLSE CORRECTED AS MARKED ILLUSTRATOR DATE ENGINEER DATE PROGRAM DISK MEDIA COMMUNICATIONS DEPT RLSE DWG NO LETTERING SIZE REQUIRES EDITOR DATE CHECKER DATE Illustrator MAEPF 25699 Astro Mobile Command Board HLN5558DSP01 8405885V05 JP AC BW 7 17 96 O MAEPF 25699 O MAEPF 25700 O ...

Page 277: ...d on HLN5558F G and HLN6529D E C466 2113743F14 0 47µF C467 2113741B61 047µF Not placed on HLN5558F G and HLN6529D E C468 2113743F08 0 22µF C476 2113740B65 470pF C478 2113740B65 470pF C480 2113740B65 470pF C481 2113741N21 1000pF C482 2311049C07 100µF C500 501 2113743G24 2 2µF C502 2113740B36 30pF C503 2113743G21 1µF Not placed on HLN5558F G and HLN6529E C504 2113741N21 1000pF C505 2311049A40 3 3µF ...

Page 278: ... G and HLN6529D E or 0611077B01 12k HLN5558E and HLN6529C R454 0611077B23 100k R455 0611077A98 10k R456 0611077B11 33k R457 458 0611077A10 2 2 R459 Not Placed R500 0611077A46 68 R501 0611077A58 220 R502 0611077A10 2 2 R503 0611077A98 10k R504 0611077A74 1k R505 506 0611077A58 220 R507 0611077B15 47k R508 509 0611077B19 68k R510 0611077A98 10k R511 0611077A74 1k R512 0611077A58 220 R513 0611077A50 ...

Page 279: ...Schematics Component Location Diagrams and Parts Lists RF Section 7 21 6881076C25 E September 5 2008 HLN5558H J HLN6529H HLN6560J and HLN6562J Command Board Schematic Diagram ...

Page 280: ... Component Location Diagram side 1 side 2 17 7 18 6 40 39 29 28 18 28 29 39 40 6 7 17 15 14 R536 Q516 Q517 R552 1 2 26 25 20 10 11 8 4 5 1 24 12 13 1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 18 20 21 22 23 24 25 26 27 28 29 30 31 33 34 36 36 37 38 39 40 41 42 43 44 45 48 49 50 1 4 5 11 12 18 19 25 26 9 8 16 1 38 19 20 C571 E C B E C B E C B 1 2 ...

Page 281: ... C456 2380090M24 CAP ALU 10 20 50V SURF MT C458 2113741N69 CAP CHIP CL2 X7R 10 100000 C459 thru C461 2113743G24 CAP CHIP 2 2 UF 16V 80 20 C462 2113741B51 CAP CHIP CL2 X7R REEL 18000 C463 2113740B59 CAP CHIP REEL CL1 30 270 C464 2113741N45 CAP CHIP CL2 X7R 10 10000 C465 NOT PLACED C466 2113743F14 CAP CHIP 470UF 80 20 Y5V C467 NOT PLACED C468 2113743F08 CER CHIP CAP 220UF C476 C478 C480 2113740B65 C...

Page 282: ...0048M01 TSTR NPN DIG 47K 47K Q402 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q403 Q404 4880048M01 TSTR NPN DIG 47K 47K Q500 4813822D39 TSTR PNP 60V 7A 2N5194 Q501 4880053M02 TSTR NPN MXT2222A Q502 4880182D46 TSTR NPN 2N5190 Q503 4880141L02 TSTR NPN SOT23 LO PROFILE TAPE Q504 Q506 4805128M27 TSTR SOT89 BSR33 LH Q507 4880048M01 TSTR NPN DIG 47K 47K Q508 4805218N50 TSTR SOT BCW 60B RH Q509 4805128M12 ...

Page 283: ...11077B29 RES CHIP 180K 5 1 8W R604 0611077A98 RES CHIP 10K 5 1 8W R605 0611077A90 RES CHIP 4700 5 1 8 R606 0611077A98 RES CHIP 10K 5 1 8W R608 0611077A78 RES CHIP 1500 5 1 8 R609 0611077A98 RES CHIP 10K 5 1 8W R610 NOT PLACED R611 0611077A01 RES CHIP JUMPER R612 0611077B07 RES CHIP 22K 5 1 8W R613 R614 0611077A10 RES CHIP 2 2 5 1 8W R745 0611077A98 RES CHIP 10K 5 1 8W U401 U402 5183222M49 IC AMP _...

Page 284: ...7 26 Schematics Component Location Diagrams and Parts Lists RF Section September 5 2008 6881076C25 E 7 2 VOCON Section HLN6458D VOCON Board Schematic Sheet 1 of 2 63B81087C40 O ...

Page 285: ...26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 VIP OUT1 KEY FAIL VIP IN2 VIP IN1 VIP OUT2 LH RESET1 LHRST0 BUSY RTS BUSY OUT LH TX DATA LH RX DATA POR INT PTT B EMERG IRQ B ROW5 5V EN MAI SPKR EN CTS RS232 RTS RS232 K9 4V EN ROW4 TXPA EN SDO B SENSE UNSW 9V VOC 5 DA SEL ROSC PSC CE LOCK DET6 SYN SEL DOUT DOUT SB1 ODC TAMPER LOOP DISC AUDIO1 REF MOD MOS1 DISP EN LATCH SCLK KG ...

Page 286: ... PH3 RTSBOUT SCNSLB PH4 BOOTRX PH5 MAEPF 24370 O Figure TP6 U206 SLIC A15IN PL5 PK5 PK6 PK7 PM3 PM2 PM1 PM0 VSS2 VDD2 ROM1CSB ROM2CSB EE1CSB EE2CSB A14OUT A15OUT PL6 PL7 PH7 PH6 A1 A2 DECIN A0 A3 OVERRIDE POR PK0 A4 SCNEN PL0 VSS1 VDD1 PK4 PL4 PK3 PL3 PK1 PL1 PK2 PL2 RTSBIN A14IN LHRSTI LHRSTOB PJ7 PJ6 PJ5 PJ4 PJ3 BOOTSTRB PJ2 VDD4 VSS4 ECLK PJ1 PJ0 OEB 4XECLK D3 RWBIN D0 MEMRWB ASTRO SABER TP6 U2...

Page 287: ...IRQB D23 D22 D21 XTAL EXTAL SC0 H3 H2 H1 GND H0 RXD TXD SCLK SCK GND VCC SC1 SRD BG BR WR RD X Y DS SC2 STD DSP56001ZP33 DSP 29V08 WAUDWL9201 JAPAN ASTRO SABER TP1 U405 DSP56001 JP 2 4 94 PR MAEPF 24365 O CHECK ONE O K AS IS O K AS MARKED ISS REVISION RLSE CORRECTED AS MARKED ILLUSTRATOR DATE ENGINEER DATE PROGRAM DISK DESCRIPTION TECHNICAL PUBLICATIONS DEPT RLSE DWG NO LETTERING SIZE REQUIRES EDI...

Page 288: ... CAP CHIP 220 UF 10 X7R ITEM MOTOROLA PART NUMBER DESCRIPTION C469 NOT PLACED C470 2311049C07 CAP TANT CHIP 100UF 10V 10 C471 thru C475 NOT PLACED C476 2113932K15 CAP CER 100 UF 80 20 16V C478 C479 NOT PLACED C480 2113930F46 CAP CER CHP 62 PF 50V 5 C481 NOT PLACED C482 2311049A05 CAP TANT CHIP A P 47 10 25 C483 2113930F46 CAP CER CHP 62 PF 50V 5 C484 thru C489 NOT PLACED C490 2113931F17 CAP CER CH...

Page 289: ...7 CHIP RES 2200 OHMS 5 R434 NOT PLACED R435 0662057A73 CHIP RES 10K OHMS 5 R436 thru R438 NOT PLACED R477 thru R480 NOT PLACED ITEM MOTOROLA PART NUMBER DESCRIPTION R481 0662057A97 CHIP RES 100K OHMS 5 R482 0662057B47 CHIP RES 0 OHMS 050 OHMS R483 thru R485 0662057A97 CHIP RES 100K OHMS 5 R490 thru R492 NOT PLACED U201 5105625U33 IC 32KX8 EE EPROM 28 PIN TSOP U202 5105662U54 HYBRID 32K X 8 SRAM TE...

Page 290: ...7 32 Schematics Component Location Diagrams and Parts Lists VOCON Section September 5 2008 6881076C25 E HLN6458E VOCON Board Schematic Sheet 1 of 2 63B81087C42 O ...

Page 291: ...8 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 VIP OUT1 KEY FAIL VIP IN2 VIP IN1 VIP OUT2 LH RESET1 LHRST0 BUSY RTS BUSY OUT LH TX DATA LH RX DATA POR INT PTT B EMERG IRQ B ROW5 5V EN MAI SPKR EN CTS RS232 RTS RS232 K9 4V EN ROW4 TXPA EN SDO B SENSE UNSW 9V VOC 5 DA SEL ROSC PSC CE LOCK DET6 SYN SEL DOUT DOUT SB1 ODC TAMPER LOOP DISC AUDIO1 REF MOD MOS1 DISP EN LATCH SCLK KG BACKUP ...

Page 292: ...A6 A7 A8 A9 A10 GND A14 A15 D0 D1 A13 A12 A11 Figure TP1 U405 DSP56001 MAEPF 24365 O D15 D16 D17 D18 D19 D20 GND D14 D13 D12 VCC D11 D10 D9 GND D5 D4 D3 D2 D6 D7 D8 HREQ H7 H4 H5 H6 VCC HR W HEN HACK HA0 HA1 HA2 GND VCC RST IRQA IRQB D23 D22 D21 XTAL EXTAL SC0 H3 H2 H1 GND H0 RXD TXD SCLK SCK GND VCC SC1 SRD BG BR WR RD X Y DS SC2 STD DSP56001ZP33 DSP 29V08 WAUDWL9201 JAPAN ASTRO SABER TP1 U405 DS...

Page 293: ...ation Diagrams Sheet 2 of 2 MAEPF 26124 O CHECK ONE O K AS IS O K AS MARKED ISS REVISION RLSE CORRECTED AS MARKED ILLUSTRATOR DATE ENGINEER DATE PROGRAM DISK MEDIA COMMUNICATIONS DEPT RLSE DWG NO LETTERING SIZE REQUIRES EDITOR DATE CHECKER DATE Illustrator JP MAEPF 26124 O 7 21 97 BW ASTRO Spectra VOCON 8405160Y02 B HLN6458E MAEPF 26123 O ...

Page 294: ...laced L403 2462587E71 1 8µH TRANSISTOR See Note 1 Q201 thru 203 Not Placed Q204 thru 206 4805128M12 NPN Q207 4805718V01 PNP ITEM MOTOROLA PARTNUMBER DESCRIPTION Q208 4805128M12 NPN Q210 Not Placed Q211 4805128M40 PNP Q401 402 Not Placed RESISTOR W 5 1 8W unless otherwise stated R200 0662057A65 4 7k R201 thru 205 0662057A97 100k R206 Not Placed R207 0662057A73 10k R208 thru 210 Not Placed R211 0662...

Page 295: ...105329V12 8k x 24 DSPRAM U404 5105625U73 FLASH TSOP U405 5105457W70 Digital Signal Processor U406 5105457W19 ADSIC ABACUS DSP Support IC U407 5105492X73 Voltage Detector XSX U408 thru 412 Not Placed U414 5105329V12 8k x 24 DSPRAM U415 5105492X05 OR Gate U416 Not Placed DIODE See Note 1 VR201 thru 203 4813830A15 Zener 5 6V VR204 205 Not Placed VR206 4813830A31 Zener 18V VR207 4813830A22 Zener 9 1V ...

Page 296: ...7 38 Schematics Component Location Diagrams and Parts Lists VOCON Section September 5 2008 6881076C25 E HLN6458F G VOCON Board Schematic Sheet 1 of 2 MAEPF 27097 O SHEET 1 ...

Page 297: ...VOC 5 DA SEL ROSC PSC CE LOCK DET6 SYN SEL DOUT DOUT SB1 ODC TAMPER LOOP DISC AUDIO1 REF MOD MOS1 DISP EN LATCH SCLK KG BACKUP TX RS232 RX RS232 J501 VOCON Universal Connector 1 2 23 24 49 50 J501 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 VIP OUT1 KEY FAIL VIP IN2 VIP IN1 VIP OUT2 LH RESET1 LHRST0 BUSY RTS BUSY OUT ...

Page 298: ...5 O D15 D16 D17 D18 D19 D20 GND D14 D13 D12 VCC D11 D10 D9 GND D5 D4 D3 D2 D6 D7 D8 HREQ H7 H4 H5 H6 VCC HR W HEN HACK HA0 HA1 HA2 GND VCC RST IRQA IRQB D23 D22 D21 XTAL EXTAL SC0 H3 H2 H1 GND H0 RXD TXD SCLK SCK GND VCC SC1 SRD BG BR WR RD X Y DS SC2 STD DSP56001ZP33 DSP 29V08 WAUDWL9201 JAPAN ASTRO SABER TP1 U405 DSP56001 JP 2 4 94 PR MAEPF 24365 O CHECK ONE O K AS IS O K AS MARKED ISS REVISION ...

Page 299: ...omponent Location Diagrams Sheet 2 of 2 MAEPF 27096 O HLN6458F G CHECK ONE O K AS IS O K AS MARKED ISS REVISION RLSE CORRECTED AS MARKED ILLUSTRATOR DATE ENGINEER DATE PROGRAM DISK MEDIA COMMUNICATIONS DEPT RLSE DWG NO EDITOR DATE CHECKER DATE Illustrator Astro Saber Vocon PCB 8405160Y03 MAEPF 27096 JP 6 30 99 O BW MAEPF 27095 O ...

Page 300: ...ru C475 NOT PLACED C476 2113932K15 CAP CER 100 UF 80 20 16V C478 C479 NOT PLACED C480 2113930F46 CAP CER CHP 62 PF 50V 5 C481 NOT PLACED C482 2311049A05 CAP TANT CHIP A P 47 10 25 C483 2113930F39 CAP CER CHP 33 PF 50V 5 C484 thru C489 NOT PLACED C490 C491 2113931F17 CAP CER CHP 470 PF 5 50V CR201 NOT PLACED CR202 4884939C35 DIODE HOT CAR 39C35 4V CR203 CR204 NOT PLACED CR205 4805218N57 DIODE DUAL ...

Page 301: ... 100K OHMS 5 R416 NOT PLACED R417 0662057A97 CHIP RES 100K OHMS 5 R418 0662057A49 CHIP RES 1000 OHMS 5 R419 0662057A73 CHIP RES 10K OHMS 5 R420 0662057A97 CHIP RES 100K OHMS 5 R421 thru R423 NOT PLACED R424 0662057A63 CHIP RES 3900 OHMS 5 R425 0662057A69 CHIP RES 6800 OHMS 5 R426 thru R431 NOT PLACED R432 0662057A73 CHIP RES 10K OHMS 5 R433 0662057A57 CHIP RES 2200 OHMS 5 R434 NOT PLACED R435 0662...

Page 302: ...7 44 Schematics Component Location Diagrams and Parts Lists VOCON Section September 5 2008 6881076C25 E HLN6458H VOCON Board Schematic Sheet 1 of 2 MAEPF 27100 O SHEET 1 ...

Page 303: ...27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 VIP OUT1 KEY FAIL VIP IN2 VIP IN1 VIP OUT2 LH RESET1 LHRST0 BUSY RTS BUSY OUT LH TX DATA LH RX DATA POR INT PTT B EMERG IRQ B ROW5 5V EN MAI SPKR EN CTS RS232 RTS RS232 K9 4V EN ROW4 TXPA EN SDO B SENSE UNSW 9V VOC 5 DA SEL ROSC PSC CE LOCK DET6 SYN SEL DOUT DOUT SB1 ODC TAMPER LOOP DISC AUDIO1 REF MOD MOS1 DISP EN LATCH SCLK KG BAC...

Page 304: ... CEB PH1 PH2 PH3 RTSBOUT SCNSLB PH4 BOOTRX PH5 MAEPF 24370 O Figure TP6 U206 SLIC A15IN PL5 PK5 PK6 PK7 PM3 PM2 PM1 PM0 VSS2 VDD2 ROM1CSB ROM2CSB EE1CSB EE2CSB A14OUT A15OUT PL6 PL7 PH7 PH6 A1 A2 DECIN A0 A3 OVERRIDE POR PK0 A4 SCNEN PL0 VSS1 VDD1 PK4 PL4 PK3 PL3 PK1 PL1 PK2 PL2 RTSBIN A14IN LHRSTI LHRSTOB PJ7 PJ6 PJ5 PJ4 PJ3 BOOTSTRB PJ2 VDD4 VSS4 ECLK PJ1 PJ0 OEB 4XECLK D3 RWBIN D0 MEMRWB ASTRO ...

Page 305: ...Not Placed C482 2311049A05 0 47µF C483 2113930F39 33pF C484 thru 489 Not Placed C490 491 2113931F17 470pF C492 Not Placed C493 2113932K15 0 1µF DIODE See Note 1 CR201 Not Placed CR202 4884939C35 Hot Carrier 4V CR203 204 Not Placed ITEM MOTOROLA PARTNUMBER DESCRIPTION CR205 4805212N57 Dual Diode CR402 4813825A06 PIN 35V CR403 Not Placed JACK J201 Not Placed J401 Not Placed J501 0905516W02 Connector...

Page 306: ...662057A69 6 8k R426 thru 431 Not Placed R432 0662057A73 10k R433 0662057A57 2 2k R434 Not Placed R435 0662057A73 10k R436 thru 438 Not Placed R436 thru 438 Not Placed R439 0662057A73 10k R440 Not Placed R441 0662057A73 10k R442 443 Not Placed R444 0662057A73 10k R445 Not Placed R450 0662057A89 47k R459 460 0662057A73 10k R467 Not Placed R477 thru 480 Not Placed R481 0662057A97 100k R482 0662057B47...

Page 307: ... 2 1 8 1 TP102 1 2 0 TP104 1 5 3 J501 10 9 0 J501 49 J501 48 TP107 1 J501 7 3 USB_CONTROL USB_D USB_D USB_MOD USB_PWR USB_VPP VIPOUT1 BL_EN VIPOUT2 VIP_IN1 VIP_IN2 WARP J501 12 RESET_OUT ROSC PSC_EN RTS RS232 RX RX RS232 SAP_FSYNC SCK SFS SPKR_EN STD SYN_SEL TX TX RS232 TXE_ADDAG TXPA_EN USB_BOOT KRSIC_SEL KRSIC_WR LH RX_DATA LH TX_DATA LH_RESETI LH_RESETO LOCK_DET LV_DETECT MISOA MISOB MOSIA MOSI...

Page 308: ..._EN_5 VIPOUT2_3 LOCK_DET_3 LOCK_DET_5 MISO_SEC_3 MISO_SEC_5 MOSIA_3 MOSIA_5 MOSI_SEC_3 MOSI_SEC_5 QSCKA_3 QSCKA_5 RESET_OUT_3 RESET_OUT_5 ROSC PSC_EN_3 ROSC PSC_EN_5 RTS RS232_3 RTS RS232_5 RX RS232_3 DISP_EN LATCH_3 EMER_3 EMER_5 INT_PTT_3 INT_PTT_5 K9_4EN MIC_EN_3 K9_4EN MIC_EN_5 LH RX_DATA_3 LH RX_DATA_5 LH TX_DATA_3 LH TX_DATA_5 LH_RESETI_3 LH_RESETI_5 LH_RESETO_3 LH_RESETO_5 5V_EN _3 5V_EN _5...

Page 309: ...0 C221 0 1uF VCC5 0 VCC3 0 TP209 1000pF C215 VCC3 0 VCC3 0 0 1uF 30K C208 R207 VCC5 0 0 1uF VCC3 0 C217 120K R205 C202 0 1uF 30K R209 C207 1000pF 120K R204 VCC3 0 C223 0 1uF C222 0 1uF VSSR 46 C206 0 1uF TCLK 2 TCLKB 1 TSLOT 48 TSLOTB 47 TXE 37 VBLIN 13 VCNTF 12 VCNTO 11 SFS 35 SPCK 43 SPI 42 SPO 41 SRD 32 STD 33 TCAPP 18 TCAPPM 19 INQB 24 IREF 17 OUTI 8 OUTIB 7 OUTQ 6 OUTQB 5 RSTB 38 SCK 34 DVDD1...

Page 310: ...D8 NC17 A12 NC18 B12 NC19 A11 NC2 F9 NC20 C11 NC21 MOSI MSTR_CLK_HI H8 H12 MSTR_CLK_LO NC1 E9 G4 NC10 NC11 F4 NC12 E4 NC13 D5 NC14 H7 K7 HC12GPIO4 M9 HC12GPIO5 L9 HC12GPIO6 K8 HC12GPIO7 HC12_CLK F12 INTX E10 M10 MISO K10 F10 ENC_CLK A10 ENC_RXD C9 ENC_TXD B10 FLASH_CSX E5 HC12GPIO0 M8 HC12GPIO1 H6 L8 HC12GPIO2 HC12GPIO3 J11 DSPGPIO2 H10 DSPGPIO3 H11 DSPGPIO4 K12 DSPGPIO5 J12 G11 DSPGPIO6 G10 DSPGP...

Page 311: ...P16 OE N11 R_W SEB_PA5 N14 SQE P14 R6 D4 D5 T5 D6 R5 P5 D7 N5 D8 T4 D9 EB0 R13 EB1 M13 D10 J8 R4 D11 D12 P4 N4 D13 T3 D14 D15 R3 M7 D2 D3 T6 R15 CS0 R11 CS1 T14 CS2 N12 CS3 R14 CS4 CS5 T11 D0 P7 N7 D1 A3 T12 A4 P13 A5 M9 P10 A6 A7 P12 A8 N9 A9 R10 BURSTCLK T15 A17 L8 A18 M8 A19 N8 A2 M10 A20 K8 L7 A21 T7 A22_PA1_DSP_DBG_XDW A23_PA0_DSP_DBG_YDW R7 A1 T13 A10 P9 A11 L10 A12 T10 A13 R9 A14 L9 A15 K9 ...

Page 312: ...2 G4 COLUMN3 F2 COLUMN4_PE12_IC2B E1 COLUMN5 H5 COLUMN6 G3 COLUMN7 E5 DSC_RX_PD6 DSC_TX_PD5 G6 U300 4 SIM_INT_TOUT_BLOCK D1 COLUMN0 G5 COLUMN1 0 13 R320 C316 0 1uF 9 10 8 2 TP326 13 VP 4 VPO 12 MC74LCX125 U306 3 MODE 1 NC1 8 OE 2 RCV 3 SPEED 9 SUSPND 6 14 VCC VM 5 VMO U304 PDIUSBP11A DNEG 10 DPOS 11 7 GND 3 TP319 0 VCC5 0 R343 2 R310 47K 0 0 1uF C308 TP328 3 VCC3 0 0 0 4 R309 470pF 0 10 P3 13 C309...

Page 313: ..._D 2 VDD 8 W 5 0 1uF U400 MAX5160 7 CS GND 4 H 3 5 W 0 R421 CS 7 4 GND 3 H INC 1 L 6 2 U_D 8 VDD 33pF MAX5160 U401 1K C404 10MEG R443 R435 VCC1 8 470K R441 C420 0 1uF R405 2 2K 10K R407 20K R452 15pF C439 VCC3 0 0 1uF C400 22K R437 4 3 3K R401 MC33202 U404 1 2 3 1 8 C441 VCC3 0 VCC3 0 3 SHUTDOWN VTAP 6 0 1uF 5 ERROR 7 FEEDBACK 4 GND 8 INPUT 1 OUTPUT 2 SENSE TP404 1 LP2951CD U410 TP401 1 R436 0 VCO...

Page 314: ...3 A6 15 A7 17 EN_OE1 9 Y5 7 Y6 5 Y7 3 U502 MC74VHCT244A A0 1 EN_OE2 19 GND 10 VCC 20 Y0 18 Y1 16 Y2 14 Y3 12 Y4 2 A1 4 A2 6 A3 8 A4 11 A5 13 A6 15 A7 17 EN_OE1 U501 MC74VHCT244A A0 VCC5 0 0 1uF C501 VCC3 0 14 Y2 12 Y3 9 Y4 7 Y5 5 Y6 3 Y7 15 A6 17 A7 1 EN_OE1 19 EN_OE2 10 GND 20 VCC 18 Y0 16 Y1 2 A0 4 A1 6 A2 8 A3 11 A4 13 A5 MC74LCX244 U504 MISO_SEC_5 MOSI_SEC_3 SS _5 MOSI_SEC_5 SSI_SEC_CLK_5V RES...

Page 315: ... 5 6 4 U601 3 PWR_GND 7 GND 14 VCC VCC3 0 C602 0 1uF RESET 12 P1 25 VCC3 0 U600 2 MC74HC393 CLK 13 Q1 11 Q2 10 Q3 9 Q4 8 R603 0 R606 100K R600 0 C601 0 1uF P1 8 P1 14 P1 12 P1 15 P1 11 P1 13 P1 9 P1 22 Q601 P1 10 P1 2 TP603 P1 3 P1 18 P1 17 P1 6 P1 16 13 11 U307 1 MC74LCX02 2 3 1 14 VCC VCC3 0 MC74HC32A U602 4 12 4 5 6 U602 5 PWR_GND 7 GND 1 2 3 U602 2 MC74HC32A TP601 U602 1 MC74HC32A SET U600 3 P...

Page 316: ...6 R307 R308 R309 R310 R311 R313 R314 R315 R316 R317 R318 R320 R321 R322 R323 R325 R329 R331 R332 R333 R345 R346 R347 R348 R349 R419 R420 R421 R425 R426 R427 R428 R430 R435 R436 R443 R451 R452 R454 R455 R456 R500 R606 TP100 TP101 TP102 TP103 TP104 TP105 TP106 TP107 TP208 TP214 TP215 TP216 TP217 TP218 TP219 TP220 TP221 TP222 TP223 TP224 TP225 TP226 TP227 TP228 TP229 TP230 TP231 TP232 TP233 TP234 TP2...

Page 317: ...9 2 J501 L200 26 1 2 25 24 27 P1 Q200 Q201 Q202 Q203 Q204 R200 R201 R202 R203 R204 R205 R206 R207 R208 R209 R213 R214 R215 R216 R219 R220 R221 R222 R223 R224 R226 R229 R230 R231 R234 R240 R241 R242 R243 R245 R246 R247 R248 R249 R250 R340 R341 R342 R343 R344 R400 R401 R402 R403 R404 R405 R406 R407 R408 R409 R410 R416 R429 R434 R437 R438 R441 R442 R600 R603 SC400 TP209 TP301 TP302 TP313 TP314 TP317 ...

Page 318: ...2113928E01 CAP CER CHIP 1 0 UF 10 10V C403 2113743N54 CAP CHIP 150 PF 5 COG C404 2113743N38 CAP CHIP 33 0 PF 5 COG C405 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C406 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C407 2113743L41 CAP CHIP 10000 PF 10 X7R C415 2185802B01 CAP 10V 4 7UF C417 2185802B01 CAP 10V 4 7UF C420 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C422 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C423...

Page 319: ... RES 0 OHMS 050 OHMS R421 0662057B47 CHIP RES 0 OHMS 050 OHMS R425 0662057B46 CHIP RES 10 0 MEG OHMS 5 R426 0662057N39 RES CHIP 470K 5 20X40 R427 0662057B46 CHIP RES 10 0 MEG OHMS 5 R428 0662057M50 RES CHIP 100 5 20X40 R429 NOT PLACED R430 0662057B47 CHIP RES 0 OHMS 050 OHMS R434 0662057M81 RES CHIP 2000 5 20X40 R435 0662057M74 RES CHIP 1000 5 20X40 ITEM MOTOROLA PART NUMBER DESCRIPTION R436 06620...

Page 320: ..._CS_2 EEPOT_INC EEPOT_U_D EMER INT_PTT K9_4EN MIC_EN KRSIC_AB 4 0 KRSIC_CS KRSIC_DB 7 0 KRSIC_RD KRSIC_SEL KRSIC_WR LH RX_DATA LH TX_DATA LH_RESETI LH_RESETO BUSY_RTS CLIH CODEC_PWR_DWN COLUMN0 COLUMN1 COLUMN2 COLUMN3 COLUMN4 COLUMN5 COLUMN6 COLUMN7 CTS RS232 DA_SEL DCLK DISP_EN LATCH EEPOT_CS 32KHz 5V_EN 63B81096C39 O SHEET 1 8Khz_DSP_int ABA_CLK ABA_FSYNC ABA_RXD ADDAG_SEL BUSY_OUT 8 1 TP101 TP1...

Page 321: ...I RX SDO TX WARP 3 B _SENSE J501 39 J501 20 J501 25 VCC10_13V J501 41 J501 44 J501 35 2 1 J501 30 3 J501 40 J501 22 4 J501 5 J501 21 5 J501 38 J501 42 J501 32 J501 15 0 VCC5 0 2 10 9 J501 31 J501 43 J501 47 1 2 J501 36 J501 27 8 J501 29 J501 34 J501 19 4 J501 17 J501 37 7 1 11 J501 24 J501 33 J501 14 J501 18 J501 3 J501 16 J501 46 5 0 4 J501 26 J501 28 J501 50 J501 45 5 J501 23 0 12 TX RS232_3 TX ...

Page 322: ... SIM_D1TX_PB10 B15 SIM_PD0_PB9 J14 OWIRE_DAT_PC10 F6 F1 ROW0 ROW1 H4 ROW2 H6 ROW3 G2 ROW4 G1 G7 ROW5 ROW6 H7 DSC_RX_PD6 E5 G6 DSC_TX_PD5 INT0_PE8 J6 INT1_PE9 J5 INT2_PC14 J4 INT3_PC15 J3 C16 INT4_PA6_IC1A INT5_PA7_IC1B G11 COLUMN0 D1 COLUMN1 G5 COLUMN2 F3 COLUMN3 G4 COLUMN4_PE12_IC2 B F2 COLUMN5 E1 COLUMN6 H5 COLUMN7 G3 SIM_INT_TOUT_BLOCK U300 4 0 R320 16 7 3 11 VCC1 8 14 10 8 R301 2 0 D300 7 19 T...

Page 323: ...340 5 0 3 P3 5 10 6 7 9 0 R344 R342 1 0 C313 0 TP301 1 8 0 1uF 4 14 6 3 R329 7 C309 6 0 P3 13 470pF R325 0 C315 1uF 1 C321 0 1uF 12 TP302 F12 UTXD2_PB0 2 E9 STDB G12 UCTS1_PA12_USB_FSEN_IOE_MCU_DE C15 UCTS2_PB2 L16 URTS1_PA13_USBXRXD_IPWR_RESET_IN_IC2A D14 URTS2_PB3 K12 URXD1_PA15_USB_SE0_IRXD_TDI B16 URXD2_PB1 K11 UTXD1_PA14_USB_VOUT_ITXD_TDO PRIMARY UART SECONDARY UART BBP SAP MOSPI C5 SPICS6_PE...

Page 324: ...5 W MAX5160 U400 CS 7 4 GND 3 H R421 0 GND 4 H 3 1 INC 6 L U_D 2 VDD 8 W 5 U401 MAX5160 7 CS R402 100K TP400 4 7uF C430 R409 01uF C407 100K 100pF C444 C434 4 7uF C420 R441 470K VCC1 8 0 1uF 150pF C403 R429 0 10MEG R425 2 2K R405 R407 10K R455 47K R454 33K C439 15pF VCC3 0 C400 0 1uF C417 4 7uF U404 1 MC33202 2 3 1 8 4 VCC3 0 VCC3 0 VCC3 0 R430 0 18K R408 0 100pF C427 TP404 R419 TP401 0 R436 I1 1 I...

Page 325: ... VDD5 F5 A3 VDD6 K5 RXODC L6 RXSBI L3 SCAN_EN L10 SCLK SCS J10 D9 SSI_CLK C12 SSI_DI SSI_DO D12 L4 RESETX H2 RS0 H5 RS1 H3 RS2 J3 RS3 K3 RS4 RXDATA_HI M7 RXDATA_LO L7 C7 PG2 C6 PG3 A8 PG4 B9 PG5 A9 PG6 C5 PRAM_A13 A5 PRAM_CSX J1 RDX J8 NC5 J7 NC6 J6 NC7 J5 NC8 NC9 H4 K4 OUT_DIS A6 PG0 A7 PG1 H9 NC4 F2 NC40 J2 NC41 M2 NC42 NC43 M1 NC44 L1 NC45 G1 NC46 B1 G6 NC32 F6 NC33 B3 NC34 NC35 D3 F3 NC36 NC37...

Page 326: ... 19 MC74LCX02 U307 2 5 6 4 C600 PWR_GND U601 3 GND 7 VCC 14 VCC3 0 0 1uF C602 12 RESET P1 25 VCC3 0 MC74HC393 U600 2 13 CLK 11 Q1 10 Q2 9 Q3 8 Q4 U601 2 CLK 11 D 9 Q 13 Q 12 RESET 10 SET 8 MC14013B R606 100K P1 8 0 R600 0 1uF C601 P1 14 P1 12 P1 15 P1 11 P1 13 0 R603 P1 10 P1 9 Q601 47K 47K P1 3 P1 2 TP603 P1 16 P1 18 P1 17 3 1 P1 6 12 13 11 MC74LCX02 U307 1 2 P1 21 P1 20 U602 4 MC74HC32A PWR_GND ...

Page 327: ...16 18 8 6 4 2 Y3 Y0 Y1 9 Y4 7 Y5 5 11 13 15 Y6 3 Y7 A6 A5 A4 A2 A1 A0 A3 17 10 20 A7 GND VCC 1 EN_OE1 EN_OE2 19 RESET_OUT_3 VIPOUT2_3 VIPOUT1 BL_EN_3 LH_RESETO_3 BUSY_OUT_3 TX RS232_3 LH TX_DATA_3 QSCKA_3 MOSIA_3 ROSC PSC_EN_3 CTS RS232_3 SYN_SEL_3 DA_SEL _3 DISP_EN LATCH_3 SPKR_EN_3 TXPA_EN _3 K9_4EN MIC_EN_3 5V_EN _3 MISO_SEC_5 MOSI_SEC_3 SS _5 MOSI_SEC_5 SSI_SEC_CLK_5V RESET_OUT_5 VIPOUT2_5 VIP...

Page 328: ... R308 R309 R310 R311 R313 R314 R315 R316 R317 R318 R320 R321 R322 R323 R325 R329 R331 R332 R333 R345 R346 R347 R348 R349 R419 R420 R421 R425 R426 R427 R428 R430 R435 R436 R443 R451 R452 R454 R455 R456 R500 R606 TP100 TP101 TP102 TP103 TP104 TP105 TP106 TP107 TP208 TP214 TP215 TP216 TP217 TP218 TP219 TP220 TP221 TP222 TP223 TP224 TP225 TP226 TP227 TP228 TP229 TP230 TP231 TP232 TP233 TP234 TP235 TP2...

Page 329: ...C440 C441 50 49 2 J501 L200 26 2 25 24 27 P1 Q200 Q201 Q202 Q203 Q204 R200 R201 R202 R207 R208 R209 R213 R214 R215 R216 R219 R220 R221 R222 R223 R224 R225 R226 R229 R230 R231 R234 R240 R241 R242 R243 R245 R246 R247 R248 R249 R250 R340 R341 R342 R343 R344 R400 R401 R402 R403 R404 R405 R406 R407 R408 R409 R410 R416 R429 R434 R437 R438 R441 R442 R600 R603 SC400 TP209 TP301 TP302 TP313 TP314 TP317 TP3...

Page 330: ...0 20 Y5V C401 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C402 2113928E01 CAP CER CHIP 1 0 UF 10 10V C403 2113743N54 CAP CHIP 150 PF 5 COG C404 2113743N38 CAP CHIP 33 0 PF 5 COG C405 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C406 2113743M24 CAP CHIP 100000 PF 80 20 Y5V C407 2113743L41 CAP CHIP 10000 PF 10 X7R C415 2185802B01 CAP 10V 4 7UF C417 2185802B01 CAP 10V 4 7UF C420 2113743M24 CAP CHIP 100000 PF ...

Page 331: ...5 20X40 R416 0662057B47 CHIP RES 0 OHMS 050 OHMS R419 0662057B47 CHIP RES 0 OHMS 050 OHMS R420 0662057B47 CHIP RES 0 OHMS 050 OHMS R421 NOT PLACED R425 0662057B46 CHIP RES 10 0 MEG OHMS 5 R426 0662057N39 RES CHIP 470K 5 20X40 R427 0662057B46 CHIP RES 10 0 MEG OHMS 5 R428 0662057M50 RES CHIP 100 5 20X40 ITEM MOTOROLA PART NUMBER DESCRIPTION R429 NOT PLACED R430 0662057B47 CHIP RES 0 OHMS 050 OHMS R...

Page 332: ...SIC ADDAG SSI ADDAG R W KRSIC REFMOD RESET_OUT RESET_OUT_3 SBI SCK SFS STD TXE DOUT DOUT KRSIC_AB_3 4 0 KRSIC_CS_3 KRSIC_DB_3 7 0 KRSIC_RD_3 KRSIC_SEL_3 KRSIC_WR_3 MISOA MISOB_3 MOD_OUT MOSIA MOSIB_3 ODC QSCKA QSCKB_3 16 8MHz 8Khz_DSP_3 ABA_CLK_3 ABA_FSYNC_3 ABA_RXD_3 ADDAG_SEL SECURE_CNT 12 0 4 3 5 2 1 0 RF I O SECURE I O TXE_ADDAG TXPA_EN LOCK_DET ROSC PSC_EN COLUMN0 COLUMN1 COLUMN2 COLUMN3 COLU...

Page 333: ...ON 5V TO COMMAND TX RS232_2 85 TX RS232_5 TXPA_EN _2 85 TXPA_EN _5 VIPOUT1 BL_EN_2 85 VIPOUT1 BL_EN_5 VIPOUT2_2 85 VIPOUT2_5 RESET_OUT_2 85 RESET_OUT_5 SPKR_EN_2 85 SPKR_EN_5 K9_4EN MIC_EN_2 85 K9_4EN MIC_EN_5 LH TX_DATA_2 85 LH TX_DATA_5 LH_RESETO_2 85 LH_RESETO_5 5V_EN _2 85 5V_EN _5 BUSY_OUT_2 85 BUSY_OUT_5 CTS RS232_2 85 CTS RS232_5 DISP_EN LATCH _5 DISP_EN LATCH_2 85 VOLTAGE CONVERSION BLOCK ...

Page 334: ... J2 A6 J7 O I I I 0 R304 220pF C326 POR WARP 8Khz_DSP_int 32KHz CLIH JTAG REAL TIME TRACE GPIO CCM WDOG EGPT CLK MISCELLANEOUS DSP TRACE TMS TRST WDOG SIZ0 SIZ1 STBY_PD14 STROBE TCK TDI TDO TEST PSTAT1 PSTAT2 PSTAT3 PWM_PE13 PWM_PE14 RAMBKUP RESET_IN RESET_OUT PGAD3_PF3_MD19 PGAD4_PF4_MD20 PGAD5_PF5_MD21 PGAD6_PF6_MD22 PGAD7_PF7_MD23 PGAD8_PF8_MD24 PGAD9_PF9_MD25 PSTAT0 PGAD10_PF10_MD26 PGAD11_PF1...

Page 335: ...DD H2VSS A4 I1VDD I1VSS A1 I2VDD I2VSS Q1VSS Q1_2VDD H2 C2VSS K10 D1VDD D1VSS C12 E1VDD E1VSS GNDA D8 H1VDD H1VSS H9 B1VDD B1VSS G9 B2VDD_B3VDD B2VSS B2VSSA C1VDD E15 C1VSS A16 C2VDD P6 A2VDD A2VSS T9 A3VDD A3VSS N10 A4VDD A4VSS R16 A5VDD A5VSS U300 5 IC_PWR_GND P3 A1VDD A1VSS C321 0 1uF C320 C322 0 1uF 0 1uF 0 1uF C317 0 1uF C318 0 1uF C319 L301 VCC1 8 1uF C315 C314 100pF UART GPIO 3 0 Bravo Core...

Page 336: ...D7 U420 C511 0 1uF 14 13 12 11 1 10 19 18 17 16 15 MC74LCX573 2 3 4 5 6 7 8 9 0 4 3 2 1 KRSIC_AB_3 4 0 KRSIC FROM BRAVO O O O O O O O O RESET_OUT_3 KRSIC_SEL_3 MOSIB_3 QSCKB_3 KRSIC_CS_3 KRSIC_RD_3 KRSIC_WR_3 KRSIC_AB_3 4 0 KRSIC TO BRAVO I I I I I ABA_RXD_3 ABA_FSYNC_3 ABA_CLK_3 8Khz_DSP_3 MISOB_3 DNP Q3 Q4 Q5 Q6 Q7 20 VCC D6 D7 EN_LE EN_OE GND Q0 Q1 Q2 D0 D1 D2 D3 D4 D5 MC74LCX573 U422 R357 0 R3...

Page 337: ...5 SDO CLIH 32k_CLK 01uF C447 150uF C448 4 7uF C508 VCC1 55 LV_DETECT OUTPUT 2 SENSE 3 SHUTDOWN VTAP 6 LP2951CD 5 ERROR 7 FEEDBACK GND 8 INPUT 1 10K U414 R460 01uF C507 4 39K R459 100 R461 NP C505 150uF VCC5 0 VCC5 0 C506 0 1uF C449 1uF R462 0 4 7uF C417 C437 0 1uF VCC3 0 0 R420 0 1uF C435 4 7uF C434 R455 R454 47K VCC5 0 33K 2 SHUTDOWN 3 VTAP 6 U411 LP2951CD ERROR 5 FEEDBACK 7 GND 4 INPUT 8 OUTPUT ...

Page 338: ... 4 A1 Y6 Y7 GND VCC Y0 Y1 Y2 Y3 Y4 Y5 A2 A3 A4 A5 A6 A7 EN_OE1 EN_OE2 U501 MC74VHCT244A A0 A1 5 3 10 20 18 16 14 12 9 7 6 8 11 13 15 17 1 19 2 4 VCC5 0 VCC5 0 0 1uF C501 Y2 Y3 Y4 Y5 Y6 Y7 A6 A7 EN_OE1 EN_OE2 10 GND VCC Y0 Y1 A0 A1 A2 A3 A4 A5 MC74VHCT244A U500 14 12 9 7 5 3 15 17 1 19 20 18 16 2 4 6 8 11 13 R500 2K VCC2 85 VCC5 0 0 1uF C500 O O O O O O O O O O O O O TO CONNECTOR TX RS232_5 LH TX_D...

Page 339: ...SS9 WRX VDD4 VDD5 VDD6 VSS1 VSS2 VSS3 VSS4 VSS5 SSI_CLK SSI_DI SSI_DO SSI_FSYNC VDD1 VDD2 VDD3 RS4 PRAM_A13 PRAM_CSX RDX RESETX RS0 RS1 RS2 RS3 NC44 NC46 NC5 NC6 NC7 NC8 NC9 NC38 NC39 NC4 NC40 NC41 NC42 NC43 NC3 NC30 NC31 NC32 NC33 NC34 NC35 NC36 NC22 NC23 NC24 NC25 NC26 NC27 NC28 NC29 NC15 NC16 NC17 NC18 NC19 NC2 NC20 NC21 MSTR_CLK_HI MSTR_CLK_LO NC1 NC10 NC11 NC12 NC13 NC14 HC12_CLK INTX ENC_CLK...

Page 340: ...393 CLK 13 11 10 9 8 12 3 4 5 6 2 1 Secure Connector P1 25 P1 3 P1 17 P1 11 P1 16 P1 18 P1 4 P1 24 P1 19 P1 13 P1 6 P1 8 P1 7 P1 23 P1 5 P1 20 P1 1 P1 21 P1 14 P1 12 P1 15 P1 9 P1 10 P1 2 P1 22 KG_BCKUP GND KEYFAIL GND UNSWB SWB EMC_WAKEUP MOSI TAMPER EMC_REQ SSI_CLK MISO SWB SS R600 0 U602 1 MC74HC32A 1 2 U307 1 MC74LCX02 2 3 1 4 5 6 3 U602 2 MC74HC32A 3V OUT O O 5V OUT IN O O O SS _3 EMC_REQUEST...

Page 341: ...307 R315 VR301 VR303 C321 C325 Q301 4 5 8 Q600 Q601 R320 R321 R606 A1 A6 H1 H6 U302 C302 C303 C311 C319 A1 A16 T1 T16 U300 C304 C322 R307 R314 R318 R323 R324 R326 16 9 8 1 U303 U304 U307 C306 C308 C314 C315 L301 R313 R316 R317 U305 TP100 TP101 TP102 TP103 TP104 TP105 TP106 TP107 C300 C301 C305 C310 C316 C324 C327 C329 C332 L300 L302 R310 R311 R329 R340 R341 14 7 8 U306 R304 R333 14 13 2 P3 C415 C4...

Page 342: ...0 49 1 2 J501 C514 4 3 6 U423 C511 C516 R353 R354 R357 R358 10 20 11 U420 10 20 11 U422 C209 L200 R223 A1 A12 M12 M1 U200 C212 Q200 Q201 R213 R222 R234 R240 R241 R242 R243 R245 R248 R249 R250 C210 C211 C509 Q202 Q203 Q204 R214 R215 R216 R219 R220 R221 R229 R230 R246 R247 C318 C320 C323 R343 R609 10 20 11 U419 C510 10 20 11 U417 R352 C225 C227 C402 1 4 5 8 U404 C228 C229 C403 C405 C428 C429 R344 R4...

Page 343: ...P 1UF 80 20 16V DC C320 2113743M24 CAP CHIP 1UF 80 20 16V DC C321 2113743M24 CAP CHIP 1UF 80 20 16V DC C322 2113743M24 CAP CHIP 1UF 80 20 16V DC ITEM MOTOROLA PART NUMBER DESCRIPTION C323 2113743M24 CAP CHIP 1UF 80 20 16V DC C324 2113743M24 CAP CHIP 1UF 80 20 16V DC C325 2113743M24 CAP CHIP 1UF 80 20 16V DC C326 2113740F59 CAP CHIP 220PF 5 5 50V DC C327 2113743M24 CAP CHIP 1UF 80 20 16V DC C328 21...

Page 344: ...03 20 R216 0662057A13 RES CF 33OHM 5 1W SM 0603 20 R219 0662057A37 RES MF 330OHM 5 063W SM 0603 ITEM MOTOROLA PART NUMBER DESCRIPTION R220 0662057A37 RES MF 330OHM 5 063W SM 0603 R221 0662057N05 RES MF 18KOHM 5 032W SM 0402 R222 0662057N23 RES MF 100KOHM 5 032W SM 040 R223 0662057M98 RES MF 10KOHM 5 032W SM 0402 R224 0662057N23 RES MF 100KOHM 5 032W SM 040 R225 0662057B47 RES CF 0OHM 5 1W SM 0603 ...

Page 345: ...SM 0402 R500 0662057M81 RES MF 2KOHM 5 032W SM 0 402 R600 0662057B47 RES CF 0OHM 5 1W SM 0603 R603 0662057B47 RES CF 0OHM 5 1W SM 0603 R606 0662057N23 RES MF 100KOHM 5 032W SM 040 R607 NOT PLACED R608 0662057M98 RES MF 10KOHM 5 032W SM 0402 R609 NOT PLACED SC400 NOT PLACED U200 5185963A50 IC ASIC GATE ARRAY SM BGA144 C ITEM MOTOROLA PART NUMBER DESCRIPTION U201 5166554A01 IC A D D A BGA ADDAG IC C...

Page 346: ...7 88 Schematics Component Location Diagrams and Parts Lists VCO Section September 5 2008 6881076C25 E 7 4 VCO Section HLD6061D and HLD6062D VHF VCO Hybrid Schematic C3649 ...

Page 347: ...652 MP647 MP648 C3662 C3664 L3646 R3654 C3681 CR3645 C3663 C3668 Q3644 C3667 C3670 C3669 C3666 L3652 C3660 R3651 CR3644 CR3643 C3655 C3654 RT640 CR3646 R656 L3649 JU3602 JU3601 Q3645 L3645 C3656 CR3643 C3657 C3651 C3652 C3647 CR3642 L3641 C3648 L3640 R3650 R3657 C3672 L3643 C3659 L3644 C3653 C3680 L3647 L3648 R3652 C3368 R3653 C3682 C3665 L3650 C3671 R3655 L3642 C3650 C3649 CR3641 A A A A A A A A ...

Page 348: ...8B05 CAP CHIP RF 4 7 25 NPO 100V C3670 2111078B11 CAP CHIP RF 8 2 5 NPO 100V C3671 2113740B65 CAP CHIP REEL CL1 30 470 C3672 2113740B05 CAP CHIP REEL CL1 30 1 5 C3680 2113740B01 CAP CHIP REEL CL1 30 1 0 1 NOT PLACED2 C3681 2113740B65 CAP CHIP REEL CL1 30 470 C3682 2113741N45 CAP CHIP CL2 X7R 10 10000 CR3640 4805656W04 DIODE SOT 23 PIN CR3641 CR3642 4880142L01 DIODE PIN SOT 23 MMBV 3401 CR3643 4880...

Page 349: ...Schematics Component Location Diagrams and Parts Lists VCO Section 7 91 6881076C25 E September 5 2008 HLD4342B and HLD4343B VHF VCO Carrier Schematic Diagram ...

Page 350: ...7 92 Schematics Component Location Diagrams and Parts Lists VCO Section September 5 2008 6881076C25 E HLD4342D and HLD4343D VHF VCO Carrier Schematic Diagram ...

Page 351: ... R665 R681 C650 R658 C679 R669 C657 C658 R666 C691 C659 C646 C660 R 6 7 3 R 6 7 2 R 6 9 9 MP646 MP645 MP644 MP642 MP643 MP641 MP640 MP647 MP648 MP654 MP651 MP649 MP650 MP652 1 12 L685 C665 R636 C671 C673 C638 L684 C672 C637 C664 R639 C636 L667 L672 R700 L671 L668 C675 L675 C662 C674 R643 L666 R677 R684 C686 C700 R685 Q678 Q643 Q642 Q677 Q681 R656 R670 R655 L660 R654 C649 C651 R653 L661 L662 L669 C...

Page 352: ...L664 Q683 L663 R667 C655 R660 R657 L677 L681 C689 R680 Q675 L678 C 6 9 2 L679 R664 L665 R652 L676 C685 C687 C653 J642 T601 T602 P602 C647 CR602 CR601 R659 R662 R661 C677 R678 R679 C688 R682 Q682 R663 C656 R668 R665 R681 C650 R658 C679 R669 C657 C658 R666 C691 C659 C646 C660 R 699 MP646 MP645 MP644 MP642 MP643 MP641 MP640 MP647 MP648 MP654 MP651 MP649 MP650 MP652 1 12 L686 C705 C704 ...

Page 353: ...C SILICON TR 2SC3357 RE Q677 Q678 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q681 4813827A03 TSTR NPN SML SIG MMBR901LT1 7X Q682 4813827A03 TSTR NPN SML SIG MMBR901LT1 7X R3663 0611077A62 RES CHIP 330 5 1 8W R3664 0611077A82 RES CHIP 2200 5 1 8 R3665 NOT PLACED R3666 0611077A30 RES CHIP 15 5 1 8W R3667 0611077A66 RES CHIP 470 5 1 8W ITEM MOTOROLA PART NUMBER DESCRIPTION R3668 0611077A90 RES CHIP 47...

Page 354: ...1L01 TSTR PNP SOT23 LO PROFILE TAPE 1 Q675 4802000P02 NEC SILICON TR 2SC3357 RE Q677 Q678 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q681 Q682 4813827A03 TSTR NPN SML SIG MMBR901LT1 7X R3663 0611077A62 RES CHIP 330 5 1 8W R3664 0611077A82 RES CHIP 2200 5 1 8 R3665 NOT PLACED R3666 0611077A30 RES CHIP 15 5 1 8W R3667 0611077A66 RES CHIP 470 5 1 8W R3668 0611077A90 RES CHIP 4700 5 1 8 R3669 NOT PLACE...

Page 355: ...Schematics Component Location Diagrams and Parts Lists VCO Section 7 97 6881076C25 E September 5 2008 UHF VCO Ranges 1 2 3 and 4 Hybrid Schematic C C A A L9621 C9615 A C B C E ...

Page 356: ...616 L9619 C9622 R9624 C9626 L9628 C9628 L9616 CR9617 CR9621 CR9625 CR9616 CR9630 C9621 C9630 MP9628 MP9613 PIN1A GND L9611 FID1 L9632 L9633 E 06 58 7 1 MP9639 MP9632 MP9633 MP9638 MP9637 MP9636 GND PIN2A PIN2C GND RF OUT BIAS C9633 C9636 R9639 R9636 C9638 C9632 Q9635 R9637 R9638 R9635 C9635 RT11 R9611 R9612 C9615 CR9612 Q9610 C9612 C9613 C9614 L9610 C9611 R9613 C9610 FID2 MP9614 GND MP9625 MP9624 ...

Page 357: ...31 2111078B59 CAP CHIP RF 470 5 NPO 100V C9632 C9633 2113740B65 CAP CHIP REEL CL1 30 470 C9635 2113740B11 CAP CHIP REEL CL1 30 2 7 C9636 C9638 2111059B11 CAP CHIP 21D84547A11 A I CR9610 4813825A05 DIODE 30V HOT CARRIER MMBD301L CR9616 CR9617 4880006E13 DIODE VAR SI SMBV1050 350MW CR9621 4880006E13 DIODE VAR SI SMBV1050 350MW CR9626 CR9630 4880142L01 DIODE PIN SOT 23 MMBV 3401 L9610 L9611 2480140E0...

Page 358: ...CR330 R325 CR321 C323 C316 C312 L310 C335 MP336 MP337 MP338 MP333 MP332 MP339 L319 MP311 MP319 MP312 MP318 MP324 MP325 C317 L316 C322 C326 R324 L328 ZC328 C331 R338 R336 CR316 CR317 CR326 C336 R339 R337 R338 R335 L311 RT311 C321 L332 C330 R325 MP328 R311 R312 Q310 CR316 CR317 C323 L322 L318 C319 R324 C326 CR326 MP313 L328 C328 CR321 L319 C317 C318 R312 R312 L333 C311 C310 MP314 C316 L316 L310 CR33...

Page 359: ...0B11 CAP CHIP REEL CL1 30 2 7 C9636 C9638 2111059B11 CAP CHIP 21D84547A11 A I CR9610 4813825A05 DIODE 30V HOT CARRIER MMBD301L CR9616 4880006E13 DIODE VAR SI SMBV1050 350MW CR9617 CR9621 4880006E13 DIODE VAR SI SMBV1050 350MW CR9626 CR9630 4880154K05 DIODE CMN CATH DUAL PIN SOT23 L9610 L9611 2480140E01 INDUCTOR CHIP 1 2 UH L9616 2480140E06 2480140E04 INDUCTOR CHIP 130 NH 1 INDUCTOR CHIP 65 NH 2 L9...

Page 360: ...7 102 Schematics Component Location Diagrams and Parts Lists VCO Section September 5 2008 6881076C25 E UHF VCO Ranges 1 2 3 and 4 Schematic Diagram ...

Page 361: ...5691 R5694 R5677 Q5670 P602 C5666 C5671 R5632 C5662 R5664 R5630 R5665 R5670 R5672 R5674 R5676 R5678 C5677 C5676 C5680 R5680 C5687 C5682 R5687 R5695 R5699 R5697 C5691 R5696 C5689 R5690 R5689 R5662 R5666 C5686 R5693 C5697 CR5690 C5663 R5686 Q5660 L5674 C5694 L5682 L5680 CR5691 L5690 L5671 L5670 L5673 L5681 L5672 L5660 R5688 C5692 MP9628 MP9639 MP9632 MP9633 MP9638 MP9637 MP9636 4 5 8 5 8 1 4 MP9625 ...

Page 362: ...674 R5636 R5667 R5670 R5672 R5675 R5679 R5671 C5676 C5665 JU5682 R5633 C5630 JU5683 C5688 C5685 C5686 JU5668 R5632 R5645 C5657 C5643 C5642 C5654 C5655 C5652 C5651 C5653 C5656 R5630 R5631 C5646 C5658 Side 1 Side 2 R5698 C5673 R5661 C5661 L5683 C5690 Q5680 J5642 J5641 R5694 R5677 Q5670 C5671 C5662 R5664 R5665 R5670 R5672 R5674 R5676 R5678 C5677 C5676 C5680 R5680 C5687 C5682 R5687 R5695 R5699 R5697 C...

Page 363: ...LO PROFILE TAPE Q5653 4880141L02 TSTR NPN SOT23 LO PROFILE TAPE Q5660 4813827A03 TSTR NPN SML SIG MMBR901LT1 7X Q5670 Q5680 4880182D50 TSTR SI SORF 4V 750MW 960MHZ Q5681 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE R5630 0611077A32 RES CHIP 18 5 1 8W R5631 0611077A46 RES CHIP 68 5 1 8W R5632 0611077A32 RES CHIP 18 5 1 8W R5633 0611077A50 RES CHIP 100 5 1 8W R5634 0611077A50 RES CHIP 100 5 1 8W R5635 ...

Page 364: ...7 106 Schematics Component Location Diagrams and Parts Lists VCO Section September 5 2008 6881076C25 E HLF6080B 800 MHz VCO Schematic Diagram Not Used ...

Page 365: ...Schematics Component Location Diagrams and Parts Lists VCO Section 7 107 6881076C25 E September 5 2008 HLF6080B 800 MHz VCO Component Location Diagram Side 1 Side 2 ...

Page 366: ...OUND L681 2480140E06 INDUCTOR CHIP 130 NH L682 2480091G01 COIL AIRWOUND L683 2480091G20 COIL AIRWOUND L684 2480140E06 INDUCTOR CHIP 130 NH L685 2480091G01 COIL AIRWOUND L686 NOT PLACED MP9655 1180117M01 ADHESIVE PREFORM VCO MP9676 1580223N02 COVER SHIELD P601 2880099M02 PLUG VERTICAL Q643 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q644 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q645 NOT PLACED Q646 ...

Page 367: ...ms and Parts Lists RX Front End Section 7 109 6881076C25 E September 5 2008 7 5 RX Front End Section HRD6001E 6002E 6011E 6012E VHF Receiver Front End Schematic C3209 C3210 CR3200 CR3201 C3211 TP1 TP2 TP3 TP4 TP6 TP5 TP7 TP8 CR3126 CR3127 ...

Page 368: ...3104 L3126 L3204 C3126 CR3127 CR3126 1 2 1 2 3 5 T3125 IF OUT 4 T3126 5 3 4 2 1 R3126 R3127 R3125 R3128 C3125 C3153 C3154 C3151 L3203 C3150 L3150 L3151 C3152 LO IN L3125 L3101 L3100 R3200 L3202 C3210 L3200 L3201 C3209 1 2 3 RF IN C3103 R3101 R3100 C3109 C3207 R3202 C3206 R3205 C3211 C3108 C3100 R3209 R3208 C3205 R3201 C3107 C3106 C3105 R3130 C3104 C3101 R3206 C3202 C3201 C3200 JU3181 JU3182 JU3180...

Page 369: ...HIP REEL CL1 30 27 C3102 2113740B31 CAP CHIP REEL CL1 30 18 C3103 2113740B35 CAP CHIP REEL CL1 30 27 C3104 211374B009 2113740B11 CAP CHIP REEL CL1 30 2 2 3 CAP CHIP REEL CL1 30 2 7 C3105 thru C3106 2113740B11 CAP CHIP REEL CL1 30 2 7 C3107 2113740B13 CAP CHIP REEL CL1 30 3 3 C3108 2111078B16 2111078B19 CAP CHIP RF 13 5 NPO 100V 3 CAP CHIP RF 16 5 NPO 100V C3109 C3110 2111078B16 CAP CHIP RF 13 5 NP...

Page 370: ...RES CHIP 47K 5 1 8W R3203 0611077A43 RES CHIP 51 5 1 8W R3204 0611077A01 RES CHIP JUMPER R3205 0611077A98 RES CHIP 10K 5 1 8W R3206 R3208 0611077A26 RES CHIP 10 5 1 8W R3209 0611077A72 RES CHIP 820 5 1 8W R3210 0611077A72 RES CHIP 820 5 1 8W 2 T3125 2405548Q06 TRANSFORMER RF T3126 2405548Q06 TRANSFORMER RF W3101 3080037R05 CABLE ASSEMBLY ITEM MOTOROLA PART NUBER DESCRIPTION W3103 3080152M07 CBL CO...

Page 371: ...7A01 RES CHIP JUMPER R3205 0611077A98 RES CHIP 10K 5 1 8W R3206 0611077A10 0611077A26 RES CHIP 2 2 5 1 8W 3 RES CHIP 10 5 1 8W R3208 0611077A26 RES CHIP 10 5 1 8W R3209 0611077A72 RES CHIP 820 5 1 8W R3210 NOT PLACED 3 SH1 2680003M03 SHLD HI IF TIN PLATED 3 SH2 2680004M03 SHLD OUTPUT MATCH TIN PLATED 3 SH3 2680003M03 SHLD HI IF TIN PLATED 3 T3125 2405548Q06 TRANSFORMER RF 5 T3126 2405548Q06 TRANSF...

Page 372: ...0pF C3209 18pF 12pF C3200 1 SH2 SHIELD 1 2 TP3 1 TP5 TBD L3151 TP21 TP2 1 1 1 1 TP19 TP22 JU3180 0 L3103 04uH L3201 62nH L3102 62nH R3205 10K 0 JU3181 R3210 820 C3201 8 2pF 1 27pF C3154 TP8 Q3200 CR3200 CR3126 560 10 R3127 R3100 M3000 1 2 TP14 TP11 1 L3202 0 117uH R3126 10 01uF C3207 C3106 R3125 560 TP17 1 2 7pF 12pF C3150 47K R3202 12pF C3153 L3150 TBD 1 1 1 1 1 1 1 1 J3100 J3101 TP25 T3127 XFMR ...

Page 373: ...7 JU3178 L3100 L3101 L3102 3 2 4 1 3 2 4 1 3 2 4 1 3 2 4 1 3 2 4 1 3 2 1 L3103 L3104 L3125 L3126 L3150 L3151 L3200 L3201 L3202 L3203 L3204 M3000 M3001 R3125 R3126 R3127 R3128 R3200 SH3 2 3 5 4 T3126 2 3 5 4 T3127 R3131 R3132 C3100 C3101 C3102 C3103 C3104 C3105 C3106 C3107 C3108 C3109 C3110 C3200 C3201 C3202 C3203 C3205 C3206 C3207 C3208 CR3200 CR3201 JU3179 JU3180 JU3181 JU3182 Q3200 Q3201 Q3202 R...

Page 374: ...NOT PLACED 1 NOT PLACED 2 0611077A01 3 0611077A01 4 RES CHIP JUMPER JU3178 0611077A01 1 NOT PLACED 2 0611077A01 3 NOT PLACED 4 RES CHIP JUMPER JU3179 NOT PLACED 1 0611077A01 2 NOT PLACED 3 0611077A01 4 RES CHIP JUMPER JU3180 0611077A01 1 NOT PLACED 2 0611077A01 3 NOT PLACED 4 RES CHIP JUMPER JU3181 NOT PLACED 1 NOT PLACED 2 0611077A01 3 0611077A01 4 RES CHIP JUMPER JU3182 0611077A01 1 0611077A01 2...

Page 375: ...ion Diagrams and Parts Lists RX Front End Section 7 117 6881076C25 E September 5 2008 HRE6001B C 6002C 6003B C 6004B C 6011B C 6012B 6014B UHF Receiver Front End Preamp and Standard Schematics Front End Preamp Front End Standard ...

Page 376: ...6C25 E HRE6001B C 6002C 6003B C 6004B C 6011B C 6012B 6014B UHF Receiver Front End Hybrid Component Location Diagram C133 C138 C100 C103 R126 C127 R101 L125 C132 R104 R128 C135 C136 C134 Q125 C130 R127 R132 R131 R130 R129 C128 C129 Q126 Q100 C133 C126 C125 CR100 R102 C101 R100 R103 C102 L129 L126 L128 L127 ...

Page 377: ...1 A P 5 6V E125 2680015P02 SHLD RXFE UHF TIN PLATED ITEM MOTOROLA PART NUMBER DESCRIPTION E126 2680002M02 SHLD INJ FLTR TIN PLATED HY126 9180209N02 FLTR BANDPASS CERAMIC 455 MHZ L125 2480140E10 INDUCTOR CHIP 100NH L126 L127 2480140E01 INDUCTOR CHIP 1 2 UH L128 2480091G21 COIL AIRWOUND L129 2480091G33 COIL AIRWOUND MP126 0780091P01 BRACKET RX FE UHF MP127 0780214N01 FRAME PRESELECTOR LEAD MP128 428...

Page 378: ...11077A80 RES CHIP 1800 5 1 8 R130 0611077A90 0611077A94 RES CHIP 4700 5 1 8 1 RES CHIP 6800 5 1 8 2 R131 0611077A46 0611077A50 RES CHIP 68 5 1 8W 1 RES CHIP 100 5 1 8W 2 R132 0611077A43 RES CHIP 51 5 1 8W W128 3080152M07 3080152M23 CBL COAX ASSEMBLY3 CBL COAX ASSEMBLY4 W642 3080037R05 CABLE ASSEMBLY 8480241N02 HYBRID CKT BD UHF F E ITEM MOTOROLA PART NUMBER DESCRIPTION C100 C101 C103 NOT PLACED C1...

Page 379: ...Schematics Component Location Diagrams and Parts Lists RX Front End Section 7 121 6881076C25 E September 5 2008 HRF6004B C 800 MHz Receiver Front End Schematic Diagram T line T line T line ...

Page 380: ...1076C25 E HRF6004B C 800 MHz Receiver Front End Component Location Diagram R8126 C8132 C8133 C8126 R8134 R8128 C8135 R8127 R8135 C8130 R8130 C8130 L8129 R8132 C8134 L8131 L8130 C8129 L8132 J8350 Q8128 Q8127 Q8126 C8136 R8131 R8129 IF OUTPUT DC INPUT RF INPUT FROM PRESELECTOR RF INPUT FROM DOUBLE BUFFER ...

Page 381: ...L8130 2480140E10 INDUCTOR CHIP 100NH L8131 2480140E01 INDUCTOR CHIP 1 2 UH L8132 2480140E01 INDUCTOR CHIP 1 2 UH MP8126 0780259M02 FRAME TIN PLATED MP8127 6480100P01 SBSTR RECEIVER FRONT END MP8128 0780031P01 BRKT RCVR FRONT END Q8126 4802000P02 NEC SILICON TR 2SC3357 RE Q8127 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q8128 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE R8126 0611077B15 RES CHIP 47K 5 ...

Page 382: ...7 124 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E 7 6 Power Amplifier Section HLD6022C VHF 50 Watt PA Schematic 63D81085C15 O ...

Page 383: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 125 6881076C25 E September 5 2008 Power Amplifier Section HLD6022C VHF 50 Watt PA Component Location Diagram Side 1 ...

Page 384: ...7 126 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLD6022C VHF 50 Watt PA Component Location Diagram Side 2 ...

Page 385: ...34 BD CK 50W PA PNL E3850 thru E3852 2980014A03 CLIP COAX TERMINAL L3801 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L3802 2480091G23 COIL AIRWOUND L3806 2484657R01 INDUCTOR BEAD CHIP L3807 2480091G23 COIL AIRWOUND L3810 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L3811 L3851 2480091G24 COIL AIRWOUND L3852 2484657R01 INDUCTOR BEAD CHIP L3853 2480091G23 COIL AIRWOUND L3854 2484657R01 INDUCTOR BEAD CHIP...

Page 386: ...128 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLD6064C VHF Range 1 and HLD6063D Range 2 100 Watt PA Schematic R3844 9 8 4C 63D81085C19 O ...

Page 387: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 129 6881076C25 E September 5 2008 HLD6064C VHF Range 1 and HLD6063D Range 2 100 Watt PA Component Location Diagram Side 1 ...

Page 388: ...7 130 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLD6064C VHF Range 1 and HLD6063D Range 2 100 Watt PA Component Location Diagram Side 2 ...

Page 389: ...R PIN DIODE SMD TAPE REEL CR3903 4880142L01 DIODE PIN SOT 23 MMBV 3401 CR3904 4813825A05 DIODE 30V HOT CARRIER MMBD301L J0001 2880102M11 PLUG VERTICAL 12 POS J3850 4280088P01 CLIP COAX J3851 2980119R01 TERMINAL POWER J3852 J3853 4280088P01 CLIP COAX L3802 2480091G23 COIL AIRWOUND L3806 2484657R01 INDUCTOR BEAD CHIP L3807 2480091G23 COIL AIRWOUND L3808 2480091G24 COIL AIRWOUND L3809 2480091G23 COIL...

Page 390: ...7 132 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLD6032B HLD6066B VHF 25 Watt PA Schematic ...

Page 391: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 133 6881076C25 E September 5 2008 HLD6032B HLD6066B VHF 25 Watt PA Component Location Diagram Side 1 ...

Page 392: ...7 134 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLD6032B HLD6066B VHF 25 Watt PA Component Location Diagram Side 2 ...

Page 393: ...P0853 6480262N01 PLATE LP FEEDTHRU ASSEMBLY Q3801 4880182D50 TSTR SI SORF 4V 750MW 960MHZ Q3802 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q3804 4800869859 TSTR NPN 69859 Q3806 4880141L02 TSTR NPN SOT23 LO PROFILE TAPE ITEM MOTOROLA PART NUMBER DESCRIPTION Q3850 4880225C22 TSTR NPN 174MHZ 3 30W MRF1946 R3800 0611077A01 RES CHIP JUMPER R3801 0611077A26 RES CHIP 10 5 1 8W R3802 0611077A54 RES CHIP 15...

Page 394: ... Q3801 4880182D50 TSTR SI SORF 4V 750MW 960MHZ Q3802 4880141L01 TSTR PNP SOT23 LO PROFILE TAPE Q3804 4800869859 TSTR NPN 69859 Q3806 4880141L02 TSTR NPN SOT23 LO PROFILE TAPE ITEM MOTOROLA PART NUMBER DESCRIPTION Q3850 4880225C22 TSTR NPN 174MHZ3 30W MRF1946 R3800 0611077A01 RES CHIP JUMPER R3801 0611077A26 RES CHIP 10 5 1 8W R3802 0611077A54 RES CHIP 150 5 1 8W R3803 0611077A40 RES CHIP 39 5 1 8W...

Page 395: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 137 6881076C25 E September 5 2008 HLE6062B and HLE6071B UHF 25 Watt PA Schematic 63D81085C13 O ...

Page 396: ...7 138 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLE6062B UHF 25 Watt PA Component Location Diagram Side 1 ...

Page 397: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 139 6881076C25 E September 5 2008 HLE6062B UHF 25 Watt PA Component Location Diagram Side 2 ...

Page 398: ...AL L5801 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L5802 2480091G21 COIL AIRWOUND L5804 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L5805 2480091G23 COIL AIRWOUND L5806 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L5808 L5809 2480067M01 CHK RF CHIP BEAD INDUCTOR 28MZ L5820 L5821 2480091G21 COIL AIRWOUND L5850 2480091G20 COIL AIRWOUND L5851 2480091G21 COIL AIRWOUND L5852 2484657R01 INDUCTOR BEAD CHIP L5...

Page 399: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 141 6881076C25 E September 5 2008 HLE6043C D HLE6044C D and HLE6049B C UHF 40 Watt PA Schematic 63D81085C14 O ...

Page 400: ...7 142 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLE6043C D HLE6044C D and HLE6049B C UHF 40 Watt PA Component Location Diagram Side 1 ...

Page 401: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 143 6881076C25 E September 5 2008 HLE6043C D HLE6044C D and HLE6049B C UHF 40 Watt PA Component Location Diagram Side 2 ...

Page 402: ...CTOR BEAD CHIP L5853 2480091G21 COIL AIRWOUND L5854 2484657R01 INDUCTOR BEAD CHIP L5875 2480091G21 COIL AIRWOUND L5876 2480091G36 COIL AIRWOUND L5878 2480090G03 COIL AIRWOUND L5879 2480090G05 COIL AIRWOUND L5883 2484657R01 INDUCTOR BEAD CHIP L5900 2480091G06 COIL AIRWOUND L5901 NOT PLACED L5902 L5903 2480091G24 COIL AIRWOUND ITEM MOTOROLA PART NUMBER DESCRIPTION L5904 L5920 2480091G36 COIL AIRWOUN...

Page 403: ... CHIP 100 5 1 8W R5875 1780228N01 RESISTOR SHUNT ITEM MOTOROLA PART NUMBER DESCRIPTION R5876 0611077B11 RES CHIP 33K 5 1 8W R5877 0611077A94 RES CHIP 6800 5 1 8 R5878 0611077A86 RES CHIP 3300 5 1 8 R5879 0611077A10 RES CHIP 2 2 5 1 8W R5880 0611077A10 RES CHIP 2 2 5 1 8W R5881 0611077A19 RES CHIP 5 1 5 1 8W R5882 0611077A19 RES CHIP 5 1 5 1 8W R5883 R5884 0611077A10 RES CHIP 2 2 5 1 8W R5900 R5901...

Page 404: ... 4880225C27 TSTR RF MRF654F IN CS12 PKG Q5875 4880225C30 TSTR RF 14W 50W UHF 5 CQ ITEM MOTOROLA PART NUMBER DESCRIPTION R5801 0611077A30 RES CHIP 15 5 1 8W R5802 0611077A50 RES CHIP 100 5 1 8W R5803 0611077A82 RES CHIP 2200 5 1 8 R5805 0611077A26 RES CHIP 10 5 1 8W R5806 0611077A50 RES CHIP 100 5 1 8W R5807 0611077A82 RES CHIP 2200 5 1 8 R5808 0611077A90 RES CHIP 4700 5 1 8 R5809 0611077A78 RES CH...

Page 405: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 147 6881076C25 E September 5 2008 HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Schematic 63D81085C18 O ...

Page 406: ...7 148 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Component Location Diagram Side 1 ...

Page 407: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 149 6881076C25 E September 5 2008 HLE6039C HLE6040C and HLE6051C UHF 100 Watt PA Component Location Diagram Side 2 ...

Page 408: ...APE REEL CR5904 CR5905 4805656W04 DIODE SOT 23 PIN CR5906 4813825A05 DIODE 30V HOT CARRIER MMBD301L E5800 E5802 4280088P01 CLIP COAX E5803 2680187N02 HEATSINK TO39 E5804 2680201R02 HEATSINK DIODE TIN PLATED E5806 4280088P01 CLIP COAX E5807 4280088P01 CLIP COAX ITEM MOTOROLA PART NUMBER DESCRIPTION E5808 4280202R02 CLIP COAX TIN PLATED J0001 2880102M11 PLUG VERTICAL 12 POS J5901 4280088P01 CLIP COA...

Page 409: ... CL1 30 100 C5910 2113740B11 CAP CHIP REEL CL1 30 2 7 C5912 2111078B42 CAP CHIP RF 100 5 NPO 100V C5915 2113740B49 CAP CHIP REEL CL1 30 100 C5917 2111078B01 CAP CHIP RF 3 3 25 NPO 100V C5918 2113740B11 CAP CHIP REEL CL1 30 2 7 C5919 C5921 2113740B49 CAP CHIP REEL CL1 30 100 C5923 2113741N45 CAP CHIP CL2 X7R 10 10000 C5924 2113740B49 CAP CHIP REEL CL1 30 100 ITEM MOTOROLA PART NUMBER DESCRIPTION C5...

Page 410: ...100V C5879 C5880 2111078B27 CAP CHIP RF 30 5 NPO 100V C5881 C5882 2111078B07 CAP CHIP RF 5 6 25 NPO 100V C5883 C5884 2113741N21 CAP CHIP CL2 X7R 10 1000 C5885 thru C5888 2184366F44 CAP MICA 40 5 250V ITEM MOTOROLA PART NUMBER DESCRIPTION C5889 C5890 2113741N69 CAP CHIP CL2 X7R 10 100000 C5891 thru C5894 2184366F44 CAP MICA 40 5 250V C5895 C5896 NOT PLACED C5897 2113741N69 CAP CHIP CL2 X7R 10 10000...

Page 411: ...25 0611077B05 RES CHIP 18K 5 1 8W R5826 0611077A68 RES CHIP 560 5 1 8W R5827 0611077A50 RES CHIP 100 5 1 8W R5828 0611077B15 RES CHIP 47K 5 1 8W R5843 0611077B07 RES CHIP 22K 5 1 8W R5850 R5851 0611077A10 RES CHIP 2 2 5 1 8W R5853 R5854 0611077A10 RES CHIP 2 2 5 1 8W R5855 0611077A74 RES CHIP 1000 5 1 8 R5857 0611077A82 RES CHIP 2200 5 1 8 R5858 0611077A74 RES CHIP 1000 5 1 8 R5859 0611077A50 RES ...

Page 412: ...7 154 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLF6078B 800 MHz 15 Watt PA Schematic 63D81085C16 O ...

Page 413: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 155 6881076C25 E September 5 2008 HLF6078B 800 MHz 15 Watt PA Component Location Diagram Side 1 U9850 ...

Page 414: ...7 156 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLF6078B 800 MHz 15 Watt PA Component Location Diagram Side 2 ...

Page 415: ...OT CARRIER MMBD301L CR9920 thru CR9922 4880236E24 DIODE PIN CR9923 4811058B11 DIODE 48S11058A11 A P J9860 2980014A03 CLIP COAX TERMINAL L9800 2480091G23 COIL AIRWOUND L9801 2480091G24 COIL AIRWOUND L9803 2480091G23 COIL AIRWOUND L9804 2480091G06 COIL AIRWOUND L9805 2480091G23 COIL AIRWOUND L9900 L9920 2480091G32 COIL AIRWOUND L9921 2480091G40 COIL AIRWOUND L9922 2480091G32 COIL AIRWOUND L9923 2480...

Page 416: ...ematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLF6077D 800 MHz 35 Watt PA Schematic SPECTRA 30W KITS HLF6075B AND HLF6087B PCB 8480156P04 63D81085C17 O ...

Page 417: ...Schematics Component Location Diagrams and Parts Lists Power Amplifier Section 7 159 6881076C25 E September 5 2008 HLF6077D 800 MHz 35 Watt PA Component Location Diagram Side 1 Spectra 8480156p04 A ...

Page 418: ...7 160 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E HLF6077D 800 MHz 35 Watt PA Component Location Diagram Side 2 ...

Page 419: ...066M01 DIODE SIGNAL RLS4148 CR9930 4813825A05 DIODE 30V HOT CARRIER MMBD301L J9001 2980014A03 CLIP COAX TERMINAL L9800 2480091G23 COIL AIRWOUND L9801 2480091G24 COIL AIRWOUND L9802 2480091G13 COIL AIRWOUND L9803 2480091G24 COIL AIRWOUND L9804 2480091G06 COIL AIRWOUND L9805 2480091G23 COIL AIRWOUND L9806 2480091G06 COIL AIRWOUND L9876 2480091G21 COIL AIRWOUND L9877 2480090G05 COIL AIRWOUND L9910 L9...

Page 420: ...7 162 Schematics Component Location Diagrams and Parts Lists Power Amplifier Section September 5 2008 6881076C25 E Notes ...

Page 421: ... the secure module via the radio s microphone connector from a hand held key variable loader KVL The encryption IC corresponds to the particular encryption algorithm purchased The encryption algorithms and their corresponding kit numbers are listed in the above table NOTE When ordering replacement modules make sure that the kit and board numbers of the module that is ordered are the same as those ...

Page 422: ... to troubleshoot the secure module NOTE The secure module itself is not serviceable If the secure module is found to be defective it must be replaced A 3 1 Error 09 10 Error 09 90 The ASTRO Digital Spectra Mobile Radio automatically performs a self test on every power up Should the radio fail the self tests the display will show ERROR 09 10 or ERROR 09 90 accompanied by a short beep If the display...

Page 423: ...el number in which the part is used B 2 Transceiver Board and VOCON Board Ordering Information When ordering a replacement Transceiver Board or VOCON Board refer to the applicable Model Chart in the front of this manual read the Transceiver Board or VOCON Board note and include the proper information with your order B 3 Motorola Online Motorola Online users can access our online catalog at https w...

Page 424: ... Fax Orders Radio Products and Solutions Organization United States and Canada 1 800 622 6210 1 847 576 3023 United States and Canada USFGMD Federal Government Orders 1 800 526 8641 For Parts and Equipment Purchase Orders B 7 Parts Identification Radio Products and Solutions Organization United States and Canada 1 800 422 4210 B 8 Product Customer Service Radio Products and Solutions Organization ...

Page 425: ...is digital and the analog transmitter and receiver ICs analog to digital conversion Conversion of an instantaneous dc voltage level to a corresponding digital value See also D A analog to digital converter A device that converts analog signals into digital data See also DAC automatic level control A circuit in the transmit RF path that controls RF power amplifier output provides leveling over freq...

Page 426: ...izes privacy call as well as memory channel and busy channel lock out to enhance communication efficiency digital signal processor A microcontroller specifically designed for performing the mathematics involved in manipulating analog information such as sound that has been converted into a digital form DSP also implies the use of a data compression technique digital signal processor code Object co...

Page 427: ...FLASHport process FLASHport A Motorola term that describes the ability of a radio to change memory Every FLASHport radio contains a FLASHport EEPROM memory chip that can be software written and rewritten to again and again FMR See Florida Manual Revision Florida Manual Revision A publication that provides supplemental information for its parent publication before it is revised and reissued frequen...

Page 428: ...uid crystal display An LCD uses two sheets of polarizing material with a liquid crystal solution between them An electric current passed through the liquid causes the crystals to align so that light cannot pass through them LO Local oscillator low speed handshake 150 baud digital data sent to the radio during trunked operation while receiving audio LSH See low speed handshake Master In Slave Out S...

Page 429: ...y carrier A Motorola custom IC package distinguished by the presence of solder balls on the bottom pads over the air rekeying Allows the dispatcher to remotely reprogram the encryption keys in the radio PA Power amplifier paging One way communication that alerts the receiver to retrieve a message Patriot IC A dual core processor that contains an MCU and a DSP in one IC package PC Board Printed Cir...

Page 430: ...only memory A type of computer memory on which data has been prerecorded Once data has been written onto a ROM chip it cannot be removed and can only be read real time clock A module that keeps track of elapsed time even when a computer is turned off receiver Electronic device that amplifies RF signals A receiver separates the audio signal from the RF carrier amplifies it and converts it back to t...

Page 431: ... the CLOCK and DATA lines signal An electrically transmitted electromagnetic wave Signal Qualifier mode An operating mode in which the radio is muted but still continues to analyze receive data to determine RX signal type softpot See software potentiometer software Computer programs procedures rules documentation and data pertaining to the operation of a system software potentiometer A computer ad...

Page 432: ...cations time out timer A timer that limits the length of a transmission TOT See time out timer transceiver Transmitter receiver A device that both transmits and receives analog or digital signals Also abbreviated as XCVR transmitter Electronic equipment that generates and amplifies an RF carrier signal modulates the signal and then radiates it into space TSOP See thin small outline package TX Tran...

Page 433: ... ASTRO radio s microcontroller DSP memory audio and power functions and interface support circuitry voice encoder The DSP based system for digitally processing analog signals and includes the capabilities of performing voice compression algorithms or voice encoding See also vocoder voltage controlled oscillator An oscillator in which the frequency of oscillation can be varied by changing a control...

Page 434: ...September 5 2008 6881076C25 E Glossary 10 Notes ...

Page 435: ...ponents 2 1 description 2 7 encryption voltages 3 13 external bus serial communications 3 11 flash programming 3 13 microcontroller and support ICs 3 8 microphone audio 3 12 power up down sequence 3 9 received audio 3 12 regulator and power control IC 3 14 regulators 3 10 reset circuits 3 10 RS 232 line drivers 3 13 serial input output IC 3 8 synchronous serial bus 3 12 transmit deviation 3 13 com...

Page 436: ...s 5 1 waveforms 6 1 loop filter synthesizer 3 5 M manual introduction 1 1 notations 1 2 organization 1 1 revisions 1 ii MCU system clock Spectra 3 28 Spectra Plus 3 44 microcontroller and support ICs command board 3 8 microphone audio command board 3 12 mode analog 2 2 ASTRO 2 2 model chart Spectra 800MHz 3 xxxiv motorcycle 15 Watt ranges 1 and 2 3 xxiv motorcycle 15 Watt ranges 3 and 3 5 3 xxv UH...

Page 437: ...1 VHF voltage controlled oscillator assembly 2 6 VOCON board assembly asynchronous buses Spectra 3 22 Spectra Plus 3 43 components 2 1 controller bootstrap Spectra 3 22 Spectra Plus 3 43 controller memory map Spectra 3 24 controller section Spectra 3 15 Spectra Plus 3 38 description 2 7 DSP system clock Spectra 3 28 Spectra Plus 3 44 MCU system clock Spectra 3 28 Spectra Plus 3 44 power up power d...

Page 438: ... controller bootstrap Spectra 3 22 Spectra Plus 3 43 controller memory map Spectra 3 24 controller section Spectra 3 15 Spectra Plus 3 38 description Spectra 3 15 Spectra Plus 3 38 DSP system clock Spectra 3 28 Spectra Plus 3 44 MCU system clock Spectra 3 28 Spectra Plus 3 44 power up power down sequence Spectra 3 28 Spectra Plus 3 46 RX signal path Spectra 3 18 Spectra Plus 3 41 serial peripheral...

Page 439: ...3 24 controller section Spectra 3 15 Spectra Plus 3 38 description 2 7 DSP system clock Spectra 3 28 Spectra Plus 3 44 MCU system clock Spectra 3 28 Spectra Plus 3 44 power up power down sequence Spectra 3 28 Spectra Plus 3 46 RX signal path Spectra 3 18 Spectra Plus 3 41 signals Spectra 3 29 SPI bus Spectra 3 24 Spectra Plus 3 44 theory of operation Spectra 3 15 Spectra Plus 3 38 TX signal path S...

Page 440: ...Index 6 September 5 2008 6881076C25 E Notes ...

Page 441: ......

Page 442: ...Spectra are registered in the U S Patent and Trademark Office All other product or service names are the property of their respective owners Motorola Inc 2002 2008 All rights reserved Printed in U S A Motorola Inc 1301 E Algonquin Rd Schaumburg IL 60196 1078 U S A ...

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