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Содержание SABER Handie-Talkie H42QXJ7139CN

Страница 1: ...C SABER HandieJalkie Portable Radios Theory Maintenance Manual co aM ae ae 22 ah as a ae er ae as Ate A MOTOROLA INC SABER HandieJalkie Portable Radios Theory Maintenance Manual co aM ae ae 22 ah as a ae er ae as Ate ...

Страница 2: ... it this defeats the point of capturing this at high resolution If something is incorrect here or unreadable please reach out I likely have the original lossless compressed images In the final PDF that s color or grayscale will be JPEG 2000 format with highest quality selected B W images will be compressed using CCITT Group 4 This is quite close to the source material but there may be some artifac...

Страница 3: ...ve royalty free license to use that arises by operation of law in the sale of a product TEPF 17596 A FOREWORD SCOPE OF THIS MANUAL This manual offers only theory and maintenance information for the equipment listed Service diagrams parts lists and printed circuit board details are not a part of this manual but are contained in a supplementary service manual as listed on the contents page NOMENCLAT...

Страница 4: ...HNIQUES 18 6 TEST EQUIPMENT AND SERVICE AIDS 18 7 FIELD PROGRAMMING 20 TROUBLESHOOTING 1 INTRODUCTION 21 2 PRELIMINARY CHECKS 21 3 VOLTAGE MEASUREMENT AND SIGNAL TRACING 21 4 TROUBLESHOOTING PROCEDURES 22 REPLACEMENT PARTS ORDERING inside back cover RELATED PUBLICATIONS AVAILABLE SEPARATELY HELP Card 68P81064C80 VHF Service Manual 68P81043C90 UHF Service Manual 68P81043C95 VHF SECURENET Service Ma...

Страница 5: ...oting Programming and Test Equipment Setup Detail LIST OF TABLES TITLE SABER Radio Batteries Test Equipment PAGE FIGURE 1 3 2 5 14 19 3 4 PAGE 1 2 19 2 LIST OF ILLUSTRATIONS FIGURE TITLE PAGE 1 3 2 5 Display Block Diagram 14 3 Troubleshooting Programming and Test Equipment Setup Detail 19 4 LIST OF TABLES TABLE TITLE PAGE 1 2 Test Equipment 19 2 ...

Страница 6: ...X X XIX X X X X XI X X X X XIX X X X X X X X X X X X X X X X X X KEY X INCLUDED A ALTERNATE ITEM iti MID BAND SECURENET MODEL CHART MODEL NUMBER DESCRIPTION H42QXN7139CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ H42YXN7139CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H42QXJ7139CN 1W 6W 68 88 MHz CODED SQUELCH 3 BUTTON KEYPAD 12 FREQ H42QXK7139CN 1W 6W 68 88 MHz CODED SQUELCH KEYPAD DISPLAY 12 F...

Страница 7: ... X X x X X X 2 SPEC F ES RADIO MODEL FOR WHICH OPT ON S AVAILABLE PROGRAMM NG F RMWARE MODIFICATIONS iv MID BAND SECURENET OPTION CHART MODEL NUMBER DESCRIPTION H42QXN7139CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ H42YXN7139CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H42QXJ71 39CN 1W 6W 68 88 MHz CODED SQUELCH 3 BUTTON KEYPAD 12 FREQ H42QXK7139CN 1W 6W 68 88 MHz CODED SQUELCH KEYPAD AND DIS...

Страница 8: ... X Xi X X X X SPECIFIES RAD O MODEL FOR WHICH OPTION IS AVAILABLE PROGRAMMING FIRMWARE MODIFICATIONS MID BAND SECURENET OPTION CHART cont WODE NUMBER DESCRIPTION H42QXN7139CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ H42YXN71 39CN 1W 6W 68 88 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H42QXJ7139CN 1W 6W 68 88 MHz CODED SQUELCH 3 BUTTON KEYPAD 12 FREQ H42QXK7139CN 1W 6W 68 88 MHz CODED SQUELCH KEYPAD AND DI...

Страница 9: ... K KIK X X X X XIX X X X X Xt X X X X X X X X X XIX X X X X XIX X X XIX X X X X XIX A ALTERNATE ITEM vi KEY X INCLUDED VHF MODEL CHART OD D 0 H33SAN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ H43SAN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ H33YBN71 39CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H43YBN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H33SAJ7139CN ...

Страница 10: ... X X X X X X NTN4555A X X X X X x X X X NTN4552A x x NTN4553A NTN452A NTN4553I NTN4552A NTN4932A ELF VHF OPTION CHART vii MODE DES iPTON H33SAN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ H43SAN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ H33YBN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H43YBN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H33SAJ7139CN 1W 2 5...

Страница 11: ... X X X X X X X X X X X X X X X X X X X X X X XIX X X X X X X XIX KEY XsINCLUDED Az ALTERNATEITEM vil VHF SECURENET MODEL CHART R OD D H33QXN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ H43QXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ H33YXN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H43YXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H33QXJ71 39CN 1W 2 5W ...

Страница 12: ... X X X X X SPECIFIES RADIO MODEL FOR WHICH OPTION IS AVAILABLE PROGRAMMING FIRMWARE MODIFICATIONS ix VHF SECURENET OPTION CHART OD B DESCRIPTION H33QXN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ H43QXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ H33YXN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H43YXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H33QXJ7139C...

Страница 13: ...NTN4552A X SPECIFIES RADIO MODE FOR WHICH OPTION IS AVAILABLE PROGRAMMINGNG FIRMWARE MODIFICATIONS x VHF SECURENET OPTION CHART cont ODE DESCRIPTION 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ H33QXN7139CN H43QXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ H33YXN7139CN 1W 2 5W 146 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H43YXN7139CN 2 5W 6W 136 174 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H33QXJ7...

Страница 14: ...x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x KEY X INCLUDED A ALTERNATE ITEM xi UHF MODEL CHART MODEL NUMBER DESCRIPTION H34SAN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ H44SAN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ H34YBN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H44YBN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H34SAJ7139CN 1W 2W 403...

Страница 15: ...9 SELECTABLE PL DPL ENCODE DECODE x x x x H669 OMIT INADVERTENT LOCK H670 NTNS5518A NTNS5515A OMITMEMORY x H710 ntnasoac NTNASS7C gut cAPACITY BATTERY FM APPROVED NTN4555A NTN4657A MEDIUM CAPACITY BATTERY x H759 NTN4593C NTN4883A FM APPROVED GROUPS A B X X x H770 e 300 mS PRE TIME DELAY x x x x x H771 700 mS PRE TIME DELAY x X X X X X x x H779 NON STANDARD PRE TIME DELAY xq H845 NTN4772A NTNS5440A...

Страница 16: ...X X X X X XIX X X XIX X X X X X X XIX X X X X X X X X X X X X X KEY XsINCLUDED A ALTERNATE ITEM xili UHF SECURENET MODEL CHART MODEL NUMBER DESCRIPTION H34QXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ H44QXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ H34YXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H44YXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H34QXJ7139CN...

Страница 17: ...X X XIX X SPECIFIES RADIO MODEL FOR WHICH OPTION IS AVAILABLE PROGRAMMING FIRMWARE MODIFICATIONS xiv UHF SECURENET OPTION CHART MODEL NUMBER DESCRIPTION H34QXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ H44QXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ H34YXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H44YXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H34QXJ7139C...

Страница 18: ...GE x x X SPECIFIES RADIO MODEL FOR WHICH OPTION IS AVAILABLE e PROGRAMMING FIRMWARE MODIFICATIONS XV UHF SECURENET OPTION CHART cont MODE NUMBER DESCRIPTION H34QXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ H44QXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ H34YXN7139CN 1W 2W 403 470 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H44YXN7139CN 2W 5W 403 512 MHz CODED SQUELCH 12 FREQ SUBMERSIBLE H34QXJ7...

Страница 19: ... Public Safety Remote Speaker Microphone NMN6166B Remote Speaker Microphone with Earpiece Jack NSN6050A Earpiece Without Volume Control NTN5039A Earpiece Extra Loud NTN5664A Adapter Surveillance ZMN6031A Earpiece Microphone and PTT Switch Separate ZMN6032A Earpiece Microphone and PTT Switch Combined Batteries NTN4537C NTN4538C NTN4592C NTN4593C NTN4595C NTN4596C NTN4657A NTN4992A NTN5155A NTN5156A...

Страница 20: ...es SVA Package3 IncludesConsole 12 Watt Speaker Display Microphone Mounting Hardware and Cables xvii ACCESSORIES cont Battery Chargers NTN4734A NTN4786A NTN4796A NTN4797A NTN5563A NLN7967A NLN7968A Single Unit Rapid Rate 115 Volt Single Unit Rapid Rate 220 Volt Multi Unit Rapid Rate 110 Volt Multi Unit Rapid Rate 220 Volt 240 Volt Porta Pocket Wall Mount for Multi Unit Charger Rack Mount for Multi...

Страница 21: ...Peripheral Interface subsystem part of CORE U400 TX Transmit vco Voltage Controlled Oscillator xviii SPECIAL TERMS AND ABBREVIATIONS The construction technology and circuits in the SABER radio require the use of the following special terms and abbreviations Term Description A D Analog to Digital Alert Tones Audible annunciators of radio status COPE Control Of Peripheral Electronics microcomputer U...

Страница 22: ...mable parameters and a dual tone multi frequency DTMF generator 2 STANDARD FEATURES The SABER radio has an internal microphone and speaker but can be operated with an optional external microphone and or speaker External rf and univer sal connectors provide easy access for testing and for attaching a remote antenna and a variety of audio accessories Radio models are available with up to 120 channel...

Страница 23: ...7A MEDIUM 1HR NTN4671A MEDIUM 1HR NTN4992A ULTRA HIGH 1HR NTN51 55A MEDIUM 1HR NTN5156A MEDIUM 1HR 2 4 PRINTED CIRCUIT BOARDS AND FLEXIBLE CIRCUITS a General Functional circuits in the SABER radio are con tained on the main radio circuit board and in SABER Il and Ill radios the display circuit board Flexible cir cuits are used to eliminate discrete wiring b Main Radio Board The main radio board is...

Страница 24: ...dium capacity batteries and an 11 ohm 1 15 watt load resistor to discharge high capacity batteries 3 BATTERY CHARGING 1 AVAILABLE CHARGERS Available chargers include a single unit desk top charger a single unit Porta Pocket charger and multi unit chargers that may be mounted on a wall or a bench The multi unit chargers will charge up to six nickel cadmium batteries at once The single unit desktop ...

Страница 25: ...n 48 minutes CAUTION Discharging the battery down to 4 0 volts can cause permanent cell pack damage 4 Obtain a Radio Housing Adapter Motorola part number RTL 4225A from your nearest Area Parts Office b Connect the appropriate 20 ohm or 11 ohm load resistor see note above between the gold ter minal and a solder lug screw and nut of the housing adapter Connect a voltmeter across the load resistor an...

Страница 26: ...TCHED B source and destination can be identified by the symbol Note that SWITCHED B is also provided to the emitters of Q204 base bias to the PA Q1 which is connected to the 5 volt regulator contained within U100 Q206 provides RX 5V and Q203 provides TX 5V Additionally in the uhf radio SWITCHED B is also supplied to the collector of Q200 No 1A REGULATED 5V mid band and vhf radios only originates a...

Страница 27: ...for both the TX and RX sections The VCO becomes active and gen erates an output frequency which is compared to the desired frequency If the frequencies differ an error ramp voltage is generated to the VCO that brings the output frequency to the desired frequency When the output and desired frequencies match the VCO is locked The locked state of the synthesizer can be observed externally by looking...

Страница 28: ...es dedicated output ports to select each individual IC Examples of when the ICs can be programmed include channel changes volume changes transitions from receive to transmit and transitions from transmit to receive Serial Bus Tne SABER radio can have more than one processor in its system these multiple pro cessors communicate over the serial bus which runs at a rate of 9600 baud The CORE processor...

Страница 29: ... 50 53 28 5 56 60 62 32 63 33 64 34 Note Ground 0 volts Needed for processor to power up correctly 8 e MDC Encode The MDC encoder is part of the sig nalling IC U700 but is controlled by the CORE processor The CORE sends pulses to the sig nalling IC that clock the signalling IC s encoder The encoded MDC signal contains instantaneous frequencies of 1200 Hz and 1800 Hz The signals and levels to be ex...

Страница 30: ... line is high 5V the RX 5V regulator in U201 is on and supplying current to receiver U2 The supply 9 c Digital to Analog D A Converter U200 The digital to analog D A converter U200 is a multifunction CMOS integrated circuit containing two 7 bit D A converters one 4 bit D A converter six con trol outputs two SPDT transmission gates and a microcomputer interface The output U200 pin 11 of the first 7...

Страница 31: ...ne out This line has the analog tone signalling during transmit of tone signalling 1 2 3 4 5 6 7 8 9 current for the RX 5V regulator is drawn from U203 pin 10 receive path PIN diode cathode Current flow through the receive path PIN diode causes a low impedance rf path from U203 pin 9 to the select ed antenna When the R T line is high the voltages at pin 26 of U201 and pin 7 of U203 should be appro...

Страница 32: ...some 40dB of attenuation at the adjacent chan nel and 80dB of attenuation at the second image The 11 g Receiving The signal received at the antenna is routed through the filter detector switch module U203 and applied to the receiver rf front end module for filtering amplification and mixing down to the first i f 1 RF and st I F a Mid Band U1 U4 In the mid band receiver string rf enters U1 the rf f...

Страница 33: ... 2 5V public safety microphone The microphone will not actually be enabled until the TX 5V is active bandwidth of the i f signal leaving U2 pin 1 is typical ly 14 to 18kHz centered on 73 35MHz with a typical gain of 5 5 to 8 5dB The first i f signal now moves into the i f IC U100 2 2nd I F and Squelch U100 The i f IC U100 performs four basic functions 1st i f conversion 2nd i f limiting fm demodul...

Страница 34: ...crocomputer giving the radio expanded channel capability and e control of the DTMF generator U505 13 Initially an audio signal enters the enabled micro phone and the audio is routed to the audio preampiifi er U102 pin 21 for internal microphone pin 22 for external microphone where some necessary shaping and filtering is done Next the output pin 11 of U102 is fed through capacitor C23 and resistors...

Страница 35: ... flex Whenever the RESET line goes low then high again the COPE reinitializes itself briefly turning on all segments of the display Components Y502 C505 C506 and R528 are the external elements of the microcomputer clock circuit The resulting 3 6864 MHz oscillator signal is divided by four inside the COPE and becomes the internal clock 14 Pins 30 through 40 are control lines for the EEP ROM U501 Th...

Страница 36: ...nation the COPE includes the bus address of the desired IC as part of the communications protocol 15 Pins 2 and 3 are the MODB and MODA inputs These pins are tied high and low through R512 and R513 respectively they determine the mode that the microcomputer will be in after it is reset MODB must be high and MODA must be low for the COPE to oper ate properly Pin 27 is an open drain output control l...

Страница 37: ...tional tests receiver quieting transmitter audio etc can be checked with the radio in the clear mode When it is not being used the DTMF generator is in the quiescent state and draws very little current The COPE sends a message on the bus to awaken the DTMF generator causing the generator to start its 3 579545 MHz crystal oscillator Y501 The DTMF generator listens for messages which turn tone pairs...

Страница 38: ...tic trays of the type that are used for storage or trans portation of other semiconductor devices 17 MAINTENANCE 1 INTRODUCTION This section of the manual describes recommend ed repair procedures special precautions regarding maintenance and recommended test equipment Each of these topics provides information vital to the successful operation and maintenance of the SABER radio 2 PREVENTIVE MAINTEN...

Страница 39: ... and tools designed specifically for servicing the SABER radio and the more common tools required to b All CMOS devices must be placed on a grounded bench surface and the technicians must ground themselves before handling the devices This is done most effectively by having the technician wear a conductive wrist strap in series with a 100 kilohm resistor to ground c Do not wear nylon clothing while...

Страница 40: ...rent limited 1348D programmable R2200 R2400 or R2001 D will substitute for items with an asterisk 19 SERVICE MONITOR DC POWER BNC SUPPLY AX RF GENERATOR o000 x RADIO AUDIO GENERATOR UNDER TEST TEST BOX SINAD METER RTX 4005B aw AC VOLTMETER LIJ ota elt a wc COMPUTER INTERFACE CABLE RIB BOX 30 80369B71 POWER BOPLY RADIO INTERFACE BOX BUSY GND 01 80357A57 01 80353A74 1347 D r 300B PAD W COUNTER IBM P...

Страница 41: ...o Service Software User Guide Motorola number 68P81062C95 for complete field programming information disassemble and properly maintain the radio These kits and or parts are available from the Motorola Communications Parts office listed in the Replacement Parts Ordering section of this manual 1 MAV PACK The Motorola Video Visual Package MAV PACK is a VHS videotape in standard half inch format The f...

Страница 42: ...av ing more than 1 5 volts de appearing across the test leads or an ohms scale of less than x 100 21 TROUBLESHOOTING 1 INTRODUCTION Servicing the SABER Series radio requires the localization of the malfunctioning circuit before the defective component can be isolated and replaced Since localizing and isolating a defective component constitutes the most time consuming part of trou bleshooting a tho...

Страница 43: ...w only when the DATA lines pins 22 27 are active This is the case when the radio is first powered up Replacing a transistor or module before a thorough check is made is not recommended Read the volt ages around the suspected stage If these voltages are not close to those specified the associated com ponents should be checked A low impedance meter should not be used for measurement If all dc voltag...

Страница 44: ...No NTN4711 NTN5832 T3010 DVP NTN4713 NTN5834 T3014 DVP XL NTN4715 NTN5836 T3012 DVI XL Description 23 6 7 8 1 a Check the microcomputer data output line U400 pins 28 29 conditions with an oscillo scope e Condition 1 With the radio in the standby mode there should be no data activity e Condition 2 When the volume control frequency switch PTT switch or monitor button is actuated there should be data...

Страница 45: ...ncy measured is incorrect or not present repeat the check using a spectrum analyzer with U202 removed 5 Check that the voltage at the output pin 2 of number 2 regulator U103 5Vdc NOTE This regulator rarely fails so be sure to check for solder shorts and assembly on the main board a Check the parameters of U103 the voltage at pin 8 input should be 7 5Vdc pin 5 should read 5Vdc ensure that this line...

Страница 46: ...arrier frequen cy at pin 2 of U4 mid band and vhf or pin 9 of U203 uhf The signal level should be 25 Check for proper drive level 250mV and verify that the signal is clean no parasitics 3 Verify the power output of the rf PA U202 a b c d Remove FDS module U203 Connect a 50Q probe with a 30dB pad to a power meter and probe pin 13 mid band and vhf or pin 10 uhf of rf PA U202 Make sure that the probe...

Страница 47: ... and vhf or a screw head uhf for probe ground Set the input signal level at 60dBm Set the radio to rated audio 3 7Vac and measure the distortion level If the distortion level is greater than 5 or 3 7 Vac cannot be obtained continue with this procedure 2 a Check the voltages of the i f IC U100 volt ages are approximate pin 8 4 5Vdc pin 9 1 5Vde pin 10 0 9Vde and pin 12 1 5Vdc These voltages determi...

Страница 48: ... 4 This step checks the quality of the synthesizer s output signal All previous steps in this procedure should be performed before performing this step a Inject a 1kHz signal 75 mV through the back connector Using a 50Q probe with a spectrum analyzer probe pin 1 of the rf PA U202 and key the radio The modulation on the carrier and the carrier signal itself should not exhibit spurs or parasitics If...

Страница 49: ...28 NOTES NOTES 28 ...

Страница 50: ...ures Options Detailed Circuit Descriptions Disassembly Procedures Repair Procedures Test Equipment Service Aids Troubleshooting Procedures Charts Illustrations Photos Tables 2 How would you rate the overall organization of this manual O excellent O very good good 0 fair O poor 3 Is the information in this manual essential to servicing and maintaining the specific equipment very much so a generally...

Страница 51: ...e Number Please include Area Code PLEASE USE TAPE TO SEAL POSTAL REGULATIONS PROHIBIT USE OF STAPLES NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 9040 FT LAUDERDALE FL POSTAGE WILL BE PAID BY ADDRESSEE AA MOTOROLA INC Attention Technical Publications Room 2352 8000 W SUNRISE BOULEVARD FT LAUDERDALE FLORIDA 33322 9934 FOLD FOLD Continued Please ...

Страница 52: ...Call 708 576 7418 1711 West 17th Street Tempe AZ 85281 Call FAX 602 994 6472 602 994 6762 EPF 9679 L REPLACEMENT PARTS ORDERING When ordering replacement parts or equipment information the complete identification number should be included This applies to all components kits and chassis If the component part number is not known the order should include the number of the chassis or kit of which it i...

Страница 53: ...we Sin x 4 68P81044C05 A Motorola Inc 8000 West Sunrise Boulevard Fort Lauderdale Florida 33322 9934 z Oe ae By Motorola Inc 800 West Sunrise Boulevard Fort Lauderdale Florida 33322 9934 68P81044C05 A ...

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