Motorola Timeport P8190 Service Manual Download Page 107

Page: 107 / 149

U110

page B7

RXCP_OUT

RX_SF

page B7

RXPRE_IN

C202

page B7

C833

page B5

RX_VCO

B+

VIB_DRIVE

JFLEX-9

page B47

page B29

R1711

page B35

VIB_ON

Channel

1.4V 1.79V 2.28V

333 799

800MHz

VOLTAGE SUPPLIES

Colored boxes represent the area in

which the components are placed.

Channel: 333

352# : Vibrator Enable

350# : Vibrator Disable

VCO SIGNAL

TDMA

StarTA

P8190:

VCO/Vibrator

C887

R883

U306

R1712

Q1711

C1710

R10023

R812

C899

C898

Q1712

Q1710

C1711

Motorola Confidential Proprietary

This manual is Motorola property. Copying or
distribution strictly prohibited without prior written consent
from Motorola and must be returned upon Motorola's
request.

-8.03 dBm@800MHz
992.31MHz

-15 dBm@800MHHz
992.31MHz

Vibrator

OFF

1.86V

2.79V
1.27V

3.45V

Summary of Contents for Timeport P8190

Page 1: ...DIGITAL WIRELESS TELEPHONE Model P8190 TDMA 800MHz Analog 800MHz Service Manual Level III ...

Page 2: ...oppel or otherwise any li cense under the copyrights patents or patent applica tions of Motorola except for the normal non exclusive royalty free license to use that arises by operation of law in the sale of a product This manual is the property of Motorola No part of this manual may be duplicated in any form without the ex press written permission of Motorola This manual must be returned upon Mot...

Page 3: ......

Page 4: ...bilities and policy for in warranty and out of warranty repairs in your region General Safety Information Portable Operation DO NOT hold the radio so that the antenna is very close to or touching exposed parts of the body especially the face or eyes while transmitting The radio will perform best if it is held in the same manner as you would hold a telephone handset with the antenna angled up and o...

Page 5: ...ent must be properly grounded according to installation instructions for safe operation Portable Mobile Telephone Use and Driving Safety is every driver s business The portable telephone should only be used in situations in which the driver considers it safe to do so Use of a cellular portable while driving may be illegal in some areas Refer to the appropriate section of the prod uct service manua...

Page 6: ...g Voltage 4 0 to 5 5Vdc external connector Dimensions 5 1 cubic inches Weight 3 6 ounces Display 96x32 LCD display Maximum RF Power Output 0 6 Watts 28 dBm Automatic Power Control 9 4 dBm steps Function Specification Modulation Type FM Frequency Stability 2 5ppm Duty Cycle Continuous Audio Distortion transmit and receive Less than 5 at 1 kHz 8 kHz deviation FM Hum and Noise C MSG weighted 32 dB be...

Page 7: ...or Vector Magnitude π 4DQPSK mode Error Vector Magnitude Digital 12 5 Transmit Audio Sensitivity TOLR of 46 dB nominal Receive Sensitivity 116 dBm for 3 static BER Adjacent and Alternate Channel Desensitization 116 dBm for 3 static BER IM Less than or equal to 3 static BER Vocoder ACELP Function Specification Temperature 30ºC to 60ºC Humidity 80 RH at 50ºC Vibration EIA PN1376 Shock EIA PN1376 ...

Page 8: ...T DST 5 SAT Supervisory Audio Tone and DSAT Digital SAT 6 DTMF Dual Tone Multi Frequency 6 Analog Cellular Signal Summary AMPS and NAMPS 7 Going into Service 8 Placing a Call Mobile to Land or Mobile to Mobile 10 Receiving a Call Land to Mobile 11 Power Steps 13 Hand offs 13 Call Termination 15 Digital Cellular 17 Multiplexing 17 FDMA Frequency Division Multiple Access 17 Digitizing Voice 17 TDMA ...

Page 9: ...37 Introduction 37 Automatic Call Processing Tests 37 Analog Test Measurements 37 Digital Test Measurements 37 MCEL 2000 Modifications 38 Test Connections 39 RF Cable Test 40 To test the RF cable for proper loss 40 Set up for Analog call 41 Registration 41 Page 41 Select CALL CNTL from the To Screen 41 Origination 41 RX Sensitivity Test SINAD 42 Test Mode Commands 42 Communications Analyzer Setup ...

Page 10: ...Commands 50 BER Measurement Procedure 50 TX Power Measurements 51 Test Mode Commands 51 Digital TX Power Out Test Procedure 51 TX Frequency Error Measurements 52 Test Mode Commands 52 TX Frequency Error Measurement Test 52 EVM Measurements 53 Test Mode Commands 53 TX Frequency Error Measurement Test 53 Disassembly 55 Introduction 55 Recommended Tools 55 Battery Removal 56 Antenna Removal 56 Back H...

Page 11: ...ght 82 Reference Oscillator 82 Stuart IC U1700 82 DSP U1900 83 Call Processor U1000 84 Memory 84 Analog TX Audio Processing 84 Digital TX Audio Processing 85 Service Diagrams Section A A1 Antenna Circuit A2 RX Front End IC U11 A4 Custom IC U110 A6 VCO Vibrator A8 TX Offset Oscillator A10 Merlin TX U301 A12 Amp Drivers A14 PA Circuit A16 RF Detect Circuit A18 Analog Digital Switch A20 DCI U1800 A22...

Page 12: ... Contents Service Manual xi Call Processor U1000 A38 Memory A40 B Disconnect Status LEDs A42 Alert Headset Detect A44 JIB Connector A46 Connectors A47 Layout Side 1 A48 Layout Side 2 A49 RF Block Diagram A50 A L Block Diagram A51 ...

Page 13: ...the central controller or switch The switch controls the entire cellular sys tem and serves as the interface between the cellular telephone user and the landline net work Each cell site operates on an assigned access channel and may have any number of paging and voice channels assigned to it A BAND CHANNELS Primary Control Channels 21 313 333 Secondary Control Channels 21 688 708 Voice Channels 00...

Page 14: ...d their assigned channels are defined in Figure 1 Originally the B Band was assigned to the telephone company referred to by a euphe mism the Wireline carrier The A Band by default was referred to as the Non Wireline carrier guaranteed competition to the tele phone company Today the terms Wireline and Non Wireline have little meaning since telephone company carriers now operate A Band systems and ...

Page 15: ...l Voice Channels Voice channels are primarily used for con versation with signaling being employed as necessary to handle cell to cell hand offs output power control of the cellular radio telephone and special local control features Data from the cell site known as FORWARD DATA and data from the mobile or portable known as REVERSE DATA is sent using frequency shift keying In AMPS signaling various...

Page 16: ... channels more or less un touched is the key to allowing telephones that are not capable of NAMPS or digital opera tion to have access to the system using the conventional AMPS scheme In virtually every scheme AMPS NAMPS or digital each control channel has a bandwidth of 30 kHz and uses the signaling protocol with minor variations for NAMPS and digital developed for conventional AMPS The primary d...

Page 17: ...l office of the telephone company As illustrated by the deskset telephones the telephone com pany interfaces with the entire landline net work The cell sites and the mobiles and portables communicate through the use of data or in the case of AMPS through the use of data and tones A complete analysis of data sig naling is beyond the scope of this manual Refer to the Electronic Industries Associatio...

Page 18: ... 330 318 328 331 324 330 326 320 322 326 319 313 140 119 98 77 56 198 177 156 135 114 143 122 101 80 140 119 98 77 56 voice channel it also informs the mobile of the SAT frequency or DSAT vector to expect on the new channel The returned D SAT is used at the cell site to verify the presence of the telephone s signal on the designated channel In general there are three uses of D SAT a it provides a ...

Page 19: ...igh or low 8 kHz and the trail ing edge transition is used to represent the logic In NAMPS data is transmitted as NRZ Non Return to Zero FSK where the carrier is shifted high or low 700 Hz and the fre quency shift itself is used to represent the logic Signaling Tone ST A 10 kHz tone used in AMPS for mobile ringing call terminations hand offs and switch hook operation typi cally 8 kHz deviation ST ...

Page 20: ...wers up and runs a self test The NoSvc indicator is illuminated Step 2 The telephone scans its preferred system A or B as selected in pro gramming Step 3 The telephone scans all twenty one control channels Step 4 The telephone tunes to the stron gest control channel Step 5 Decision point Can the overhead message from the strongest control channel be decoded If not go to step 6 If it can be decoded...

Page 21: ...f digital signaling is not present and if the telephone is capable of dual mode operation it will default to AMPS mode Figure 6 Going into Serivce Analog Cellular Yes 1 Power Up Self Test Turn on No Svc Indicator 2 Scan Preferred System A or B 3 Scan all 21 Control Channels 4 Tune to Strongest Control Channel 5 Receive Overhead Info 8 SID matches Home SID 10 Turn Off NoSvc Indicator 9 Turn on Roam...

Page 22: ...gital capability to the cell site Overhead data is sent out on the control channels FOVC REVC The cell site receives the mobile to land call request The cell site sends the data to the switch The switch verifies the MIN ESN and then sends out the call to the landline network The cellular telephone receives the voice channel assignment drops the access channel tunes to the voice channel and transpo...

Page 23: ... a page match occurs the cellular telephone scans each of the access channels and tunes to the strongest one The cellular telephone then acknowledges the page on that access channel and thus noti fies the central controller of its cell location The switch then assigns a voice channel and a SAT DSAT to the cellular telephone The cellular telephone tunes to the voice chan nel verifies the presence o...

Page 24: ...annel and SAT DSAT The cell site sends the SAT DSAT on the voice channel The cell site receives the correct SAT DSAT and alerts the cellular telephone to ring The cell site receives signaling tone DST message from the cellular telephone The cell site unmutes the voice path The cellular telephone is tuned to the access paging channel and responds to requests for data The cellular Telephone decodes ...

Page 25: ...call will be handed to if there are avail able voice channels On an AMPS channel the hand off is executed by interrupting the conversation with a burst of data called blank and burst containing the new voice channel assignment The tele phone acknowledges the order by a 50 milli second burst of 10 kHz signaling tone on the originally assigned voice channel The mo bile telephone then drops the origi...

Page 26: ... SAT DSAT The cell site monitors the cellular telephone s signal strength When the signal strength falls below the allowed minimum typically 100 dBm at the highest power step the cell site informs the switch of the need for a handoff The switch orders surrounding cell sites to measure the cellular telephone s signal strength The switch assigns a new cell site voice channel and SAT DSAT based on th...

Page 27: ...n in progress Conversation in progress Voice path is unmuted The cellular telephone user hangs up or hits the END key to terminate the call The cellular telephone sends a 1 8 second burst of 10 kHz signaling tone or a DST vector to the cell site then stops sending SAT DST The cell site receives the signaling tone DST and notifies the switch of the disconnect The cell site mutes the audio path on t...

Page 28: ... 2000 Motorola Inc TDMA Timeport P8190 Cellular Overview 16 ...

Page 29: ...Access Frequency Division Multiple Access FDMA uses two or more modulated sub carriers to modu late a third true carrier simultaneously While as many as six communication links can be accommodated on a single frequency with FDMA the bandwidth requirements are enormous Given the relatively small 30 kHz bandwidth of cellular FDMA was never a contender for improving the load carrying capacity of cell...

Page 30: ...te is fast enough and if we can compress the samples it turns out that we can interleave several different conver sations communication links on a single fre quency However we also have to provide some mechanism for ensuring that the trans mitter and receiver are in synchronization and we have to provide for some alternative to the control and response tones used in con ventional AMPS All of these...

Page 31: ...enting volt ages We now have digital voice Digital Cellular A B C A B C Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 Slot 6 25 volt 5 volt 75 volt 1 25 volts 1 5 volts 1 75 volts 2 volts Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 Slot 6 A B C A A B C 0 volt 1 volt The very first instantaneous sample has an amplitude of 625 volts represented by 01001111 79 decimal This instantaneous sample has an amplitude of 1 125 ...

Page 32: ... Slot selector frequency The IF is processed in the IF strip which provides filtering and amplification A discriminator retrieves audio from the IF and the varying voltages of the audio are used to drive a speaker TDMA Radio TDMA radios use the same circuitry as ana log radios for the most part but also have additional circuitry to convert analog audio to digitized form and vice versa and to se le...

Page 33: ...000 Motorola Inc Accessories Desktop Charger Rapid Desktop Charger Single Pocket SPN4641 Travel Charger Power Adapter U S SPN4604 ARGENTINA SPN4647 HONG KONG SPN4659 PRC SPN4654 KOREA SPN4688 BRAZIL SPN4609 ...

Page 34: ...22 TDMA Timeport P8190 Accessories Vehicle Power Adapter VPA 2000 Motorola Inc Vehicle Power Adapter VPA VPA SYN4241 Headset Jewel Case SYN7453 Hands Free Car Kit Panther redesign HUC S6965 ...

Page 35: ...23 Service Manual Accessories 2000 Motorola Inc Easy Installation Car Kit Zero Install Car Kit SYN8130 ...

Page 36: ...24 TDMA Timeport P8190 Accessories 2000 Motorola Inc ...

Page 37: ...y specialized hard ware The telephone number can be changed up to fifteen times after which the phone must be reset in Manual Test Mode using the 32 command erasing all repertory memory and initializing counters Some models may be available with a ÒUser Mode NAM Programming ManualÓ which describes the entry key sequences and the programming steps for User Mode NAM programming User Mode NAM program...

Page 38: ... _ Press Phone displays NAM Program Begins The phone will turn off When you turn the phone back on the phone number will be programmed Press carrier system ID Continue with steps v y Be sure to check with the carrier of the second telephone number for the system ID Try again will appear and you can re enter the number Press to erase a single digit or press and hold to erase the entire entry Press ...

Page 39: ... enter NAM Programming mode first press the key for at least two seconds to suspend the Status Display Then enter 5 5 The phone will now be in Step 1 of the NAM NAM Programming Steps There are 19 steps in the NAM For each step the display shows factory default NAM data When new data is entered via the keypad the display scrolls from left to right Use the key to sequentially step through the NAM da...

Page 40: ...a special key sequence to enter but can be ac complished through the telephone keypad without the use of any specialized hard ware The telephone number can be changed up to fifteen times after which the phone must be reset in Manual Test Mode using the 32 command erasing all repertory memory and initializing counters Some models may be available with a User Mode NAM Programming Manual which descri...

Page 41: ...o units capable of operating on two service systems A or B 0 system B 1 system A 1 End to End Signaling Bit A5 When enabled the phone is equipped for DTMF signaling during a call 1 enabled 0 disabled 1 Authentication Enable Bit A4 Enter 1 0 Bit not used Bit A3 Enter 0 1 Auxiliary Alert Bit A2 When enabled the user can place an Extended System in auxiliary alert mode and be notified of incoming cal...

Page 42: ...t to one the user may access repertory by a one or two digit send sequence speed dialing 0 Disable Service Levels Bit B1 If set to 1 the service level call restrictions cannot be changed by the user 0 Lock Disable Bit B0 When set to 1 the user cannot lock and unlock the phone unit via the 3 digit lock code 11 00001000 C7 C0 C OPTION BYTE The display for step 11 represents the status of eight optio...

Page 43: ...secondary scan for a digital channel 17 0708 Secondary Initial A system channel To initialize system A enter 708 18 0737 Secondary Initial B system channel To initialize system B enter 737 19 10111011 D Option Byte The display for step 16 represents the status of eight options D7 through D0 D7 msb is programmed first followed by D6 D0 Bits enter display on the right and scroll to left 1 Enhanced S...

Page 44: ...Motorola Confidential Proprietary TDMA Timeport P8190 TDMA Test Mode NAM Programming 32 ...

Page 45: ...Testing on page 38 shows the recommended test setup Status Display Level Status Display level is the power up state in manual test mode In this level of manual test mode the phone will place and receive calls as normal but the display shows two lines of status information The display alternates between the channel number RSSI status information and pri mary status information SAT frequency Carrier...

Page 46: ...ssion can all be selected by entering the corresponding commands To enter the Servicing Level press and hold the button for at least 2 seconds while in Status Display level power up state of manual test mode In the Servicing Level automatic call pro cessing functions are disabled and the phone is instead controlled manually by keypad commands Table 3 Test Commands For Manual Test Mode on page 23 l...

Page 47: ... Frequency voice channel 0 5970 Hz 1 6000 Hz 2 6030 Hz 3 no SAT lock Transmit Audio Path Voice Channel Busy Idle data channel 0 enabled busy 1 muted idle Blank Receive Audio Path 0 enabled 1 muted Channel Type 0 voice channel 1 data channel RF Power Level Steps 0 7 Signaling Tone voice channel Word Sync Status data channel 0 off 1 on sync acquired TX Carrier State 0 carrier off 1 carrier on Blank ...

Page 48: ...6 DAMPS half rate slot 6 7 DAMPS full rate slot 1 8 DAMPS full rate slot 2 9 DAMPS full rate slot 3 RSSI Reading Blank Status Display Line 2 Blank TX Carrier State 0 carrier off 1 carrier on Audio Paths 0 enabled 1 muted RF Power Level Steps 0 7 Digital Verification Color Code 1 255 NOTE 800MHz channels are displayed as three digits Channel Numbers 1000 1023 are represented on the display as A00 A...

Page 49: ...tal channel handoff 5 Inbound call digital mode 6 Outbound call digital mode 7 Digital to Digital channel handoff 8 Digital to Analog channel handoff Handoffs should be performed between low middle and high frequency channels such as 991 lowest frequency 333 middle fre quency and 799 highest frequency In digi tal mode slots 1 4 2 5 and 3 6 should be verified Analog Test Measurements RX Sensitivity...

Page 50: ... Procedures 38 The diagram below shows the modification that the MCEL 2000 needs in order to properly sup ply the correct operating voltage to the cellular phone MCEL 2000 Modifications MCEL 2000 Modifications SENSE 12V DC 3 95V DC B Input I Sense 12Vdc Input ...

Page 51: ...ng tests Figure 22 Connections for Testing dB POW ER RX TES T SIN AD V AC Lev el 0 00011 RF Gen F r eq Am pl itu d e M H z d Bm Atte n Hol d Outp u t Por t AFg en1 Fr eq AF Ge n1 To KH z KH z AFg en 2 Fr eq AFG e n2 To Filter 1 Filter 2 Ext Lo ad R To Scre en 8 24 0 00 T X MCEL2000 sierra PORTABLE MOBILE MICRO T A C TEST TEST MODE 83 20 6 A T DMA CE LLUL AR ADAPT E R TX RX AUDIO B INPUT MCEL2000 s...

Page 52: ...y measure and adjust the parameters of a telephone it is im portant that you use RF cabling that has minimal loss Therefore it is important that you test the RF cable for proper loss This can easily be done by using the DUPLEX TEST screen of your HP8920 To test the cable set up the DUPLEX screen as shown above Action Take the cable under test and connect it from the RF in out port to the Duplex Ou...

Page 53: ... Origination 1 Dial the desired phone number on the mobile station and press SEND 2 The Access annunciator will light while the Test Set signals the mobile on the assigned voice channel 3 The connect annunciator will light if the mobile properly signals the Test Set Select CALL CNTL from the To Screen Select System type AMPS Zero the RF Power meter in the Call Config Screen Set Amplitude to 50 dBm...

Page 54: ...n1 to 1 kHz frequency at 8 kHz deviation using FM modula tion PLEASE NOTE this is for AMPS only NAMPS uses much lower devia tion Set AF Filter 1 set to C message fil tering Set AF Filter 2 to 15 kHz Test Mode Commands 11333 Loads synthesizer to chan nel 333 08 Unmute receive audio path 58 Turn on compandor 474 Set volume control to level 4 356 Set RX audio path to Ext Au dio Path Sinad measured on...

Page 55: ...Measurement to auto or manual display will show TX Freq Error Set TX frequency to 834 990 MHz Set IF filter to 230 kHz Set AF Filter 1 to 50 Hz Set AF Filter 2 to 15 kHz Set AF gen1 for 1 kHz frequency at 6V level output will go to the audio port Test Mode Commands 11333 Loads synthesizer to chan nel 333 12X Set power level to step X where X is a power level from 1 to 7 05 Turns on transmit carrie...

Page 56: ...EN RF ANL AF ANL SCOPE SPEC ANL ENCODER DECODER RADIO INT More Communications Analyzer Setup Select TX button from the Screen Control panel PWR is measured in dBm Set Frequency Measurement to auto or manual display will show TX Freq Error Set TX frequency to 834 990 MHz Set IF filter to 230 kHz Set AF Filter 1 to 50 Hz Set AF Filter 2 to 15 kHz Set AF gen1 for 1 kHz frequency at 6V level output wi...

Page 57: ...Set power level to power step 2 05 Turn on transmit carrier 356 Select External TX Audio path 10 Unmute TX Audio path 58 Turn on compandor View FM Deviation for reading TX Maximum Deviation Pass Speci fications 11 1 kHz 11 99 kHz Figure 28 TX Test Screen TX Maximum Deviation Test Communications Analyzer Setup Select DUPLEX button from the Screen Control panel PWR is measured in dBm Set Frequency M...

Page 58: ...q 6 0000 AFGen1 To FM Coupling AC DC Audio Out AC DC FM 2 0 kHz AF Anl In FM Demod Filter 1 50 Hz HPF Filter 2 6kHz BPF DE Emphasis 750 us Off Detector Pk 2 To Screen RF GEN RF ANL AF ANL SCOPE SPEC ANL ENCODER DECODER RADIO INT More 0 199 2 000 6 00000 kHz Figure 29 Call Control Screen TX SAT Deviation Test Communications Analyzer Setup Select DUPLEX button from the Screen Control panel PWR is me...

Page 59: ... on transmit carrier 14 Enable signaling tone View FM Deviation for reading The peak ST deviation measured on the communications analyzer should be between 7 2 kHz 8 6 kHz The demodulated signal on the com munications analyzer should have an audio frequency of 10 kHz TX TEST dB TX Frequency 834 9900 MHZ Tx Power 27 49 dBm FM Deviation 7 890 KHz 10 0000 KHz AF Freq Tune Mode Auto Manual Tune Freq 8...

Page 60: ...o beginning registration test 1 Enter Test Mode using FNC 0 0 T E S T M O D E STO 2 Perform a 51 command in Test Mode to clear the Historic List Turn off the tele phone 3 Connect the RF connector to the radio and power on Registration 1 Put the Test Set in Active state by se lecting Active from the list on the left side of the screen 2 Select Data from the Data Meas field This is the default mode ...

Page 61: ...mplitude 50 0 SID 231 To Screen CALL CNTL CALL CNFG ANLG MEAS SPEC ANL DIG MEAS More Data Meas MAHO dBm Traffic Chan Assisgnment Type Chan Slot Pwr Lvl DVCC DTC 1 1 4 1 RSSI Curr Chan dB 51 BER 0 01 Neighbor List Channel RSSI 10 113 dBm 135 113 dBm 36 89 dBm 459 113 dBm 70 113 dBm Figure 37 Call Control Screen Measuring MAHO 1 From CALL CONTROL screen set up a call Test Set must be in Connect mode...

Page 62: ... from the list 5 Enter the number of bits to be mea sured in the BER Bits field Note the number of bits actually read will be calculated in whole frames 6 Amplitude should be set to 110 dBm 7 Traffic Chan to 333 8 Slot to 1 9 DVCC to 1 10 Cntrl Chan to 42 11 DCCH DVCC to 128 12 Put the mobile into test mode and en ter the proper test commands for BER reading 13 Select ARM 14 After the actual numbe...

Page 63: ...Active mode 2 Select DIG MEAS from the To Screen 3 Select the DTC Meas field This shows the To Screen with a list of available tests 4 Select AVG Power 5 Traffic Chan should be set to 333 6 Put the mobile into test mode 7 Make Digital TX Power Out measure ments Test Mode Commands 1 Enter 575 Digital signaling mode 2 11333 Loads synthesizer Channel 3 Display prompt Y enter time slot 4 Set power lev...

Page 64: ...Test 1 Make sure the Test Set is in Active mode 2 Select DIG MEAS from the To Screen 3 Select the DTC Meas field This shows the To Screen with a list of available tests 4 Select EVM 1 5 Traffic Chan should be set to 333 6 Put the mobile into test mode 7 Frequency error is displayed Test Mode Commands 1 Enter 575 Digital signaling mode 2 11333 Loads synthesizer Channel 3 Display prompt Y enter time...

Page 65: ...st Set is in Active mode 2 Select DIG MEAS from the To Screen 3 Select the DTC Meas field This shows the To Screen with a list of available tests 4 Select EVM 1 EVM 10 can also be selected it measures a 10 burst aver age 5 Traffic Chan should be set to 333 6 Put the mobile into test mode 7 EVM is displayed Test Mode Commands 1 Enter 575 Digital signaling mode 2 11333 Loads synthesizer Channel 3 Di...

Page 66: ...Motorola Confidential Proprietary TDMA Timeport P8190 Test Procedures 54 ...

Page 67: ... to an anti static conductive work surface must be worn during all phases of disassembly repair and reassembly Recommended Tools The following tools are recommended for use during the disassembly and reassembly of the StarTAC Anti Static Mat Kit RPX 4307A includes Ñ Anti Static Mat 66 80387A959 Ñ Ground Cord 66 80387A989 Ñ Wrist Band 42 80385A59 Plastic Prying Tool SLN7223A Antenna Tool SYN5179A T...

Page 68: ...e housing Step 3 Using the antenna removal tool turn the antenna counterclockwise until the antenna is free from the phone housing For the stubby antenna you can use your fingers to turn the antenna counterclockwise until the antenna is free from the phone housing Opening Housing Step 1 With flat surface of tool facing up insert housing opener at a 45 angle Make sure you can see top of tool in sea...

Page 69: ...Step 2 Press and push corner outwards with left thumb while right hand twists phone Step 3 After phone has started to open lift at antenna collar to release entire side Step 4 Using the small plastic prying tool slide under housing all the way to corner and lift housing off corner ...

Page 70: ...using Motorola Confidential Proprietary Step 6 Grasp the backhousing and pull the backhousing off going straight across phone Step 5 With flat surface of tool facing up insert housing opener at a 45 angle Make sure you can see top of tool in seam ...

Page 71: ...val Step 1 Open the flex connector and pull out the flex Step 2 Using the plastic prying tool pry the side tabs away from the assembly to allow it to be easily removed Step 3 Starting at the top of the board using your thumb and index finger lift the board assembly out of the front housing ...

Page 72: ...TDMA Timeport P8190 Disassembly Board Removal Motorola Confidential Proprietary Step 4 Using your index finger lift and seperate the display board and audio logic board assembly from the transceiver board ...

Page 73: ... Flip Removal Step 2 Using the pointed end of the plastic prying tool insert it on the right side of the locking tab While pushing inward force the locking tab to the left to release Step 1 Using the pointed end of the plastic disassembly tool pry off the left side of the cover ...

Page 74: ...al Motorola Confidential Proprietary Step 3 Once the tab is released peel off and slide the cover away from the flip Step 4 Remove the flip by pulling up on the hinge pin side and out on the other side The hinge shaft may come loose from the flip ...

Page 75: ...orola Confidential Proprietary Speaker Vibrator Removal Step 1 Rest flip housing on a flat surface Slip the tweezers between front housing and battery contacts Pry up to unsnap front housing and battery contacts The speaker vibrator and flex should be exposed ...

Page 76: ...64 TDMA Timeport P8190 Disassembly Speaker Vibrator Removal Motorola Confidential Proprietary ...

Page 77: ...n the fixture itself will allow you to open the StarTAC radio causing minimal damage to the housing Following is the step by step procedure on how to use this fixture ORDER OF OPERATION 3 1 2 1 2 3 1 2 3 Step 2 Connect the two tooling pins into the radioÕs opening ports and lock them by engaging lever 3 as shown to the right Step 1 Open the flip of the StarTAC radio and insert it into the fixture ...

Page 78: ...p 3 Engage lever 1 followed by lever 2 as shown to the right Step 4 Disengage lever 1 to detach rear housing followed by lever 2 then lever 3 Remove the radio from fixture and remove the rear housing Go to the Board Removal section of this manual located on page 67 for instruction on how to remove the board from its housing ...

Page 79: ...he flex into connector and close flex connector Step 2 To place the board back into the housing pry the side tabs away from the board assembly to allow it to be re inserted Step 1 Place the display and audio logic board on top of RF board and press firmly making sure your Inter connector is properly connected ...

Page 80: ...clip the backhousing and push forward snapping everything back in place Step 2 Insert antenna and with the antenna removal tool turn the antenna clockwise until it locks into place Be careful not to apply too much pressure as that would damage the antenna For the stubby antenna you can use your fingers to turn the antenna clockwise until it locks into place ...

Page 81: ...rnational Customer Service 1 847 538 8023 Hours 8am 6 30pm US Central Time When ordering replacement parts or equip ment information the complete identification number should be included This applies to all components kits and chassis If the com ponent part number is not known the order should include the number of the chassis or kit of which it is a part and sufficient de scription of the desired...

Page 82: ...T W COVER FLIP HSG REAR FLIP COVER FLEX LABEL FLEX ASSY SPRING ASSY FRT HSG ANTENNA TUBE 0104976Z02 N A 0185697K01 0109133U08 N A 0585701K01 0185798K01 0585702K01 5009135L07 0785967J01 3885696K18 4709038K02 0185693K01 5509242E01 0187367K03 PARTS ARE USED IN ASSY 0185815K01 8585965H01 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 3 1 4 5 6 7 8 9 10 13 14 12 11 15 17 20 19 18 16 21 FLEX BARRE...

Page 83: ...3743L01 21 13743E07 21 13743L01 21 13743L05 21 13743L11 21 13743L17 21 13741A59 21 13741F39 21 13743E20 21 13743N50 21 13743L41 21 13743N26 21 13743N34 21 13743L17 21 13743L41 21 13928G01 21 13743N24 21 13743N24 21 13743M24 23 11049A62 23 11049A59 21 13743E20 23 11049A59 23 11049A62 21 13743N40 21 13743N40 21 13743N40 21 13743L05 21 13743N50 21 13743E20 21 13928N01 23 11049A89 21 13743L01 21 13743...

Page 84: ...1 13743N08 21 13743N67 21 13743L41 21 13743N40 21 13743N40 21 13743N40 21 13743N40 21 13743L17 21 13743N03 06 62057M01 21 13743N30 24 09154M56 21 13743N05 21 13743N30 21 13743L17 21 13743L17 24 09154M60 21 13743N40 21 13743N40 21 13743L41 21 13743N40 21 13743N24 21 13743N40 21 13743N30 21 13743N30 21 13743N05 21 13743N26 21 13743N26 21 13743N05 21 13743N05 21 13743N40 21 13743N40 21 13743L41 21 13...

Page 85: ...8 09606E02 48 13830A70 48 09788E06 48 09606E02 48 09948D12 48 09948D12 48 09606E02 91 03913K04 91 03917K02 91 85861J02 91 03913K06 91 85623G03 91 09361K01 91 03913K03 91 85911J01 91 03913K03 09 09449B04 09 09195E01 l 09 09399T03 39 09578M01 39 09578M01 39 09578M01 39 09578M01 09 09059E01 28 09454C02 24 09414M31 24 09414M09 24 09646M78 24 09646M79 24 09154M62 24 62587Q53 24 09154M71 24 09154M68 24 ...

Page 86: ...7M74 06 62057M74 06 62057N23 06 62057M84 06 62057N09 06 62057N15 06 62057N15 06 62057M84 06 62057N15 06 62057N23 06 62057N23 06 62057M61 06 62057M50 06 62057M90 06 62057M50 06 62057M01 06 62057N15 06 62057N09 06 62057V07 06 62057V02 06 62057M98 06 62057M98 06 62057N15 06 62057M98 06 62057M90 06 62057M98 06 62057M98 06 62057N23 06 62057M74 06 62057M98 06 62057M90 06 62057M74 06 62057M01 06 62057N15...

Page 87: ...057M82 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M90 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057M74 06 62057N15 06 62057N...

Page 88: ...76 TDMA Timeport P8190 Parts List Motorola Confidential Proprietary ...

Page 89: ...lators to pro duce the Local Oscillator LO and modulated transmit carrier The ZIF implements the back end of the re ceiver The incoming signal is attenuated amplified and mixed down to an extremely low frequency Baseband not quite DC The first amplifier and an Automatic Gain Con trol AGC circuit adjusts the amplifier gain to maintain a constant level in the baseband filter The first mixing that oc...

Page 90: ...mes from the DCI pin 39 and is modulated directly in the offset oscillator The offset oscillator with the FM then enters QMOD The Quadmod will feed back the offset frequency to the Custom IC for proper PLL operation The Merlin IC is a TX modulator It takes the TX information and modulates it on a carrier for RF transmission In analog mode the offset oscillator with the FM enters the Merlin IC and ...

Page 91: ...ant factor than linearity when operating in analog mode In digital mode because of its IQ modula tion scheme PA linearity is a more impor tant factor than efficiency Efficiency and lin earity is controlled by varying the biasing of the PA U801 Q831 controls the supply volt age to U801 The PA supply is sourced from the B line After the TX carrier is amplified it is sent to the duplex filter for fin...

Page 92: ...to keep track of the time when control processor is stopped Internally generates clocks from single master input Power saving power down modes Analog wide band forward data signalling functions with SPI interface Analog modulator interface Analog discriminator interfaces RF Discontinuous Receive during Manches ter decoding On chip voltage reference for transmit I and Q GCAP2 U1500 The GCAP2 U1500 ...

Page 93: ...he ON OFF function which in the same line When the ear speaker is used the EAR and EAR lines are used The audio signals be tween EAR and EAR is 180 out of phase This allows proper operation of the ear speaker When a headset is attached to the trans ceiver a headset detect interrupt will have the audio only go to the headset speaker HDST_SPKR Since the same EAR line is used for the headset and the ...

Page 94: ...pply Backlight Reference Oscillator The reference oscillator U150 operating at 19 44MHz it provides a reference fre quency for the RF synthesizers and various logic circuits U1000 CPU switches U150 on and off via the OSC_DIS line The Osc_DIS line switches Q151 on or off con trolling the supply voltage to U150 and Q152 U1800 can fine tune U150 via the AFC line Tuning of the reference oscillator is ...

Page 95: ...equirements needed because of the PCS band Transmitter control logic Transmitter keying and frequency band selection Flexible power management including Sleep mode Sleep with slow internal clock and stop Three modes of operation 1 Actively running 2 Light sleep Clocks running but lower power consumption 3 Deep sleep All clocks off extremely low power consumption Digital Traffic Channel 1 Acquiring...

Page 96: ...ice signal is taken from the microphone and digitized by the CODEC using an A D converter This block also con tains filtering to remove aliases before sam pling The audio samples are then transmit ted to the DSP The transmit audio func tions are located in a DSP The nominal TX Mic Audio adjust amplifier is realized in software The 300 Hz high pass filter is realized us ing four poles and four zero...

Page 97: ...l is taken from the microphone and digitized by the CODEC using an A D converter The codec also con tains filtering to remove aliases before sam pling The audio samples are then transmit ted to the DSP In the DSP microphone compensation and echo cancellation is applied to the Tx audio Following these processes the DSP uses VSELP Vector Sum Excited Linear Predic tion to compress the 160 samples of ...

Page 98: ...processed by a 32 tap FIR digital filter which has a square root of raised cosine frequency response with a roll off factor of 0 35 The subsequent in phase and quadrature phase bit streams are then converted to analog signals The result ant analog waveforms are filtered to remove aliases and then transmitted ...

Page 99: ... approximate values and may vary slightly These measurements are dependent on the accuracy of the test equipment It is strongly recommended that the test equipment calibration schedule be fol lowed as stated by the manufacturer RF probes should be calibrated for each frequency in which tests are going to be performed The types of probes used will also affect measurement values Test probes and cabl...

Page 100: ... biased This condition will switch Q702 off allowing the input of U700 to be in a low state U700 only has one output which allows only two possible states high or low With this in consideration U704 will also have only to possible states The states of U704 are determined by the output of U700 A low state at the output of U700 will switch Q700 on This condition will pull the input the inverter U701...

Page 101: ...8 C780 L782 C783 L786 L785 FL453 A3 U704 U701 Q702 U700 Q700 RX 24 7 dBm TX 19 2 dBm TX 20 8 dBm RX 26 5 dBm TX 17 2 dBm 29 1 dBm 1940 01MHz 27 6 dBm 1859 97MHz VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed Channel 333 800MHz TX Freq 834 99MHz 800MHZ RX Input Freq 879 99MHz RX Input 20dBm TX SIGNAL RX SIGNAL Motorola Confidential Proprietary This manual is Mo...

Page 102: ...stom IC U110 The VCO signal is amplified by Q833 prior to entering U11 The VCO signal is then routed to its proper path depending on the operating mode 800MHz mode is enabled via the 800_1900 line Line 800_1900 is high in 800MHz mode Complete operation of U11 can also be disabled by the FE_EN line A low state at FE_EN will disable U11 When the unit is in a sleep mode condition the BAT_SAV line is ...

Page 103: ...ive Dependent Receive Dependent 2 7V 0V FL20 R41 C834 R834 L833 L22 L23 C22 C23 C835 R833 R10019 C21 VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed Channel 333 800MHz RX Input Freq 879 99MHz RX Input 20dBm VCO SIGNAL RX SIGNAL B A C D F 13 dBm 992 31 MHz 18 16 dBm 992 31 MHz 9 dBm 992 31MHz 1 dBm 992 31 MHz E C D Band 800 2 7V 2 7V G Motorola Confidential Prop...

Page 104: ...d down then phased shifted before being mixed with the IF signal producing the baseband signal The baseband signal is low pass filtered using a programmable low pass filter In TDMA mode the baseband signal is routed to U1800 DCI via the RX_I and RX_Q lines In analog mode the baseband signal is up converted and then FM demodulated producing the DEMOD signal which is routed to U1800 DCI for filterin...

Page 105: ...22 C121 C123 C125 C127 CR100 R121 C131 C110 C135 R131 C133 C134 C272 C274 C273 C263 C126 R122 C128 C124 C201 R882 R893 R201 C202 C253 C203 C262 Q880 R881 C884 C885 U110 Custom IC C129 C883 C886 C882 AGC_BYP TXPRE_VR VAG_REF Guard Band CRAMP C204 SF_BYP RXCP_ADA RXCP_OUT HV_BYP C252 C261 C251 RXPRE_VR VI_BYP RSSI_BYP 16 6 dBm 157 32MHz 17 79 dBm 992 31MHz IOUT 31 dBm 221 184MHz A VOLTAGE SUPPLIES C...

Page 106: ... split into two paths One path is used to feed back the produced signal to U110 The signal is prescaled and sent through a phase lock loop circuit for frequency locking The second path is sent to the receive circuit for carrier signal removal U306 will oscillate at a frequency of 112 32 RX freuqency The vibrator is driven by Q1711 U1800 sends a vibrator on signal via VIB_ON to Q1710 Q1710 will tru...

Page 107: ... 333 352 Vibrator Enable 350 Vibrator Disable VCO SIGNAL TDMA StarTACTM P8190 VCO Vibrator A C887 R883 U306 R1712 Q1711 C1710 R10023 R812 C899 C898 Q1712 Q1710 C1711 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request 8 03 dBm 800MHz 992 31MHz 15 dBm 8...

Page 108: ... pin 40 changes the offset frequency The LP_Switch is on in analog mode and off digital mode The LP Switch is currently not supported in the TDMA StarTAC therefore the frequency of the offset oscillator will be 157 32MHz regardless of whether it is in analog or digital mode In analog mode the FM signal comes from U1800 DCI pin 39 and is modulated directly in the offset oscillator The offset oscill...

Page 109: ... Channel 333 800MHz RX Input Freq 879 99MHz RX Input 20dBm 14 ST On FM test TX SIGNAL Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request A D C D Mode Analog Digital 2 79V 0V 21 44 dBm 157 32MHz Not Used C315 R301 R308 C302 C350 R302 C309 Q301 C303 C30...

Page 110: ...ce the carrier passes through the VCA it passes through the cellular final power amplifier which is still internal to U301 In digital mode the offset oscillator doesn t contain the modulated information from the FM line The offset oscillator is mixed with the main VCO and a differential out put signal is sent through the IQ modulator In digital mode the A_D line configures the IQ modulator to allo...

Page 111: ...C205 R311 C447 L378 XFRM377 C395 C426 C401 C389 C333 C499 L361 C413 C402 C412 FL413 L351 C351 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed Channel 333 800MHz RX...

Page 112: ...f via the 800KEY line A low state 800KEY brings the gate of Q475 A to a low level causing Q475 A to switch on There are two operating modes in this unit which are analog and digital The output of Q810 is used to provide the biasing voltage for the final stage PA U801 Q810 is switched on by having a low level at the gate The 800BIAS voltage level determines the operating condition of the final stag...

Page 113: ...ty Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed Channel 333 800MHz TX Freq 879 99MHz TX SIGNAL 3 5 dBm 834 99MHz 9 dBm 834 99MHz 0 dBm 834 99MHz 14 dBm 834 99MHz 14 dBm 834 99MHz A B C F G H F G H E D A C Analog Digital 2 82V 0...

Page 114: ...y when operating in analog mode In digital mode because of its IQ modulation scheme PA linearity is a more important factor than efficiency Efficiency and linearity is controlled by varying the biasing of the PA U801 Q831 controls the supply voltage to U801 The PA supply is sourced from the B line In 800MHz mode 800KEY is held low causing Q831 to switch on When 800KEY is pulled high Q831 is turned...

Page 115: ... C810 C809 C814 C805 R808 C808 R802 R803 C806 L803 R804 C807 Q831 R800 L802 C802 C804 R801 C800 C815 C803 L800 U801 R501 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request 1 dBm 834 99MHz 19 5 dBm 834 99MHz 0 dBm 834 99MHz A B C E 0 2V Not Used ...

Page 116: ...sed TX_STEP is low when power steps 6 through 10 are used When TX_STEP is low Q503 A is switched on and Q503 B is switched off Q501 inverts the state of Q503 B This operation forward biases diode CR504 At the same time it cuts off the supply to diode CR502 thus not forward biasing CR502 When TX_STEP is high Q503 A is switched off and Q503 B is switched on This operation cuts off the supply to diod...

Page 117: ...2 76V L502 C510 R506 C504 R510 R509 C512 C508 CR503 R507 L504 L503 C511 Q503 R502 Q502 Q501 Q1501 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed Channel 333 800MH...

Page 118: ...state During this state LOAD A and LOAD B are used for the PA load To have CR822 in an open state AD_SW is not pulled high by SW_QMOD_KEY The AD_SW state is determined by the A_D line Having a high state at A_D would switch Q505 off thus not switching Q821 on When a high PA supply voltage is present the PA may begin dissipating more heat This may cause overheating to the Call Processor U1000 The p...

Page 119: ...9MHz RX SIGNAL 20 dBm 834 99MHz Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request 20 5 dBm 834 99MHz A B C F E D B D B Voltage level 4 6V 4 6V 2 7V 1 89V 0V 2 68V C TX On Off 2 75V 0V TDMA StarTACTM P8190 Analog Digital Switch A21 C826 C825 C827 C828...

Page 120: ...Serial Synchronous Interface SSI Serial Peripheral Interface SPI Countdown timer for call processor wake up Free running Real Time Counter to keep track of the time when control processor is stopped Internally generates clocks from single master input Power saving power down modes Analog wide band forward data signalling functions with SPI interface Analog modulator interface Analog discriminator ...

Page 121: ...Q1501 page B27 AOC_CNTL R342 page B13 B AGC_RSSI A U110 page B7 REF_2 75V RX_2 75V 2 75V TX_Q TX_QX FM TX_I TX_IX page B25 U301 U301 U301 U301 page B13 page B13 page B13 page B13 C306 page B11 page B39 page B35 page B25 page B25 G B Supply 4 6V 4 6V 2 7V 0V G H I J K Sleep Mode On Off 2 7V 0V K RX On RX Off 2 7V 0V J TDMA StarTACTM P8190 DCI U1800 Motorola Confidential Proprietary This manual is M...

Page 122: ...er Audio amplification for the alert Audio amplification for the EXT speaker Audio amplification of the microphone Audio CODEC Op amps for use in the battery charger Internal D A for the battery charger 8 channel 8 bit A D Real Time Clock Linear regulators RX_2 75V for RX circuits 2 75V for logic circuits TX_2 75V for TX circuits 5V for negative regulator REF_2 75V for negative regulator reference...

Page 123: ...535 page B27 J3 9 page B47 ON2 EXT_MIC C1533 page B27 AUX_MIC AUX_OUT C1516 page B27 C1514 page B27 MIC MIC R1580 R1524 page B27 page B27 MIC_OUT C1513 page B27 19 44MHZ C153 page B31 CODEC_BUS U1900 page B37 SPI_BUS U1000 page B39 SRAM_VCC RAM_CS0 SRAM_S1 U1000 page B39 U1300 page B41 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited wi...

Page 124: ...river stage In order for the MIC and HDST_MIC circuit to operate a biasing voltage needs to be provided For this reason MIC_BIAS is used The AUDIO_IN circuit doesn t need to have a bias ing voltage because the signal entering this line is generated by an external audio generator All three mic circuits go through an audio filter before entering the CODEC which is inter nal to the GCAP2 U1500 The tr...

Page 125: ... 57V D 3 32V 0V E 2 73V 0V TX Off TDMA StarTACTM P8190 Audio Thermistor A27 Q1501 C1509 C1501 R1518 R1517 R1516 R1515 Q1515 C18862 C1528 R1580 R1522 C1580 C1511 R1524 R1532 C1510 R1541 R1535 CR1541 R1537 C1521 C1523 C1516 R1534 R1533 C1532 R1531 C1533 R1530 CR750 C1514 C1534 C1581C1515 R1523 C1582 C18860 C1583 R1581 C1513 R1521 C1522 R10004 HDST_MIC Motorola Confidential Proprietary This manual is...

Page 126: ...ttery will be charged The dual transistor package Q600 has its outputs controlled by CHGR_MAIN_BATT and CHGR_AUX_BATT Each line out put of Q600 turns on or off charge transistors Q1562 and Q1563 When Q1562 is turned on the main bat tery will be charged When Q1563 is turned on the auxiliary battery will be charged U1570 ABC is used to select the B supply source of the radio SW_EXT_B takes priority ...

Page 127: ...1573 R642 C1563 Q642 C1564 R643 CR1561 CR1560 Q1571 C1571 C1560 R1563 R1564 Q600 C1575 Q1574 Q1563 R1575 R1574 R1566 Q1561 CR1555 Q1562 C18861 R1565 Q1573 Q1572 CR1562 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request J I G H D B C E A F B A Battery ...

Page 128: ...nal is then sent out to produced the VDOUB supply When the transceiver is in sleep mode U1501 is disabled and the VDOUB supply will be the same level as the 2 75V supply The display backlighting is controlled by the Call processor U1000 U1000 sends a control signal via the BACKLIGHTING line A high state at the BACKLIGHTING line will switch Q1720 on This will allow B to supply the BKLT_CNTL line As...

Page 129: ...tribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request B A Backlight On Off 2 6V 2 8V 0V 0V TDMA StarTACTM P8190 DOUB Supply Backlight A31 CR1540 C1552 C1553 U1501 C1555 R1830 Q1720 C1720 C1722 R1720 VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed B A D C D C Sleep Mode On Off 2 52V 2 75V 0V 5 5V 2...

Page 130: ...o U150 and Q152 U1800 can fine tune U150 via the AFC line Tuning of the reference oscillator is needed to synchronize frequencies with the cellular base station therefore the signal received from the base will be used to determine the correct reference frequency The ouput of U150 is split into two signals RF19 44MHz is used for the RF frequency reference Output 19 44MHz is amplified by Q152 and th...

Page 131: ...33 C599 R154 R153 C150 C153 R151 U150 Q152 R152 L150 C152 C151 Q151 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request 11 dBm 10 dBm VOLTAGE SUPPLIES Colored boxes represent the area in which the components are placed ...

Page 132: ...the existing word wide communications with U1000 Call processor DSP Timer It provides a timer function This is a device accessible to the DSP which implement a continuously clocked timer with rollover a feature needed for modem functionality but difficult to implement with the ATT device The ATT timer can be set up to either stop on count 0 or to repeat the last count interval We need a counter th...

Page 133: ..._1900 1900KEY 800KEY U301 U700 page B23 R15 CR810 CR910 page B15 page B15 U1000 page B39 U1000 page B39 A B C D E 4 2Vpp 10 dBm F G H I J page B5 K H I Charge Main Aux 2 72V 0V 2 72V 0V J On Off Charger 2 74V 0V TX On Off G 3 53V 0V J On Off Vibrator 1 86V 0V TDMA StarTACTM P8190 STUART U1700 A35 R1713 R1711 C1700 C1701 U1700 STUART C1702 R1708 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21...

Page 134: ...n 3 Deep sleep All clocks off extremely low power consumption Digital Traffic Channel 1 Acquiring and maintaining synchronization with the Digital Channel 2 AFC AGC AOC control loops 3 Vocoders ACELP and VCELP 4 Channel equalization 5 Channel decoding 6 Channel encoding 7 Audio functions 8 MAHO measurements BLOCK DIAGRAM NOT NECESSARY REFER TO PAGE B37 Digital Control channel 1 Essentially DTC min...

Page 135: ...5 MAN_LVL MANUAL_TEST J3 5 page B47 U1000 page B39 U1000 page B39 TDMA StarTACTM P8190 DSP U1900 A37 R1902 C1910 R1905 R1901 R1913 R1914 C1911 C9910 R1912 R1910 R1911 R1900 C1905 C1900 U1900 DSP C1903 C1902 C1906 C1904 CLK12 CLKI VDDA VPP R1011 R1010 CR1001 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent f...

Page 136: ...d scanning Display driving Control of audio and RF hardware Call processing signalling software ON OFF control EEPROM access Synthesizer programming Automatic Frequency Control AFC Transmit power setting User Interface U1000 is not packaged with internal memories as past Call processors This means that vital information that was previously stored in the memory of previous call pro cessors is now s...

Page 137: ...N_BATT_SER_DAT R1071 page B43 EE_CS U1003 page B41 FREQ_ERROR U110 page B7 RESET U1700 U1200 U1500 U1800 DISP_CS JIB 29 page B46 DSP_TRAP U1900 page B37 AUX_SER_DAT J813 page B47 OSC_DIS Q151 page B31 CALL1 CALL2 Q1101 2 Q1101 5 page B43 page B43 ANT_CNTL Q702 page B3 GCAP2_INT U1500 page B25 DATA_OUT R1013 page B47 R1012 page B47 DATA_IN MAN_LVL R1011 page B37 MODA MODB R731 R750 page B47 page B4...

Page 138: ...interface bus The WP line is used during EPROM flash conditions When the EPROM is not being flashed WP is at a low state This condition will switch Q1722 off thus allow ing the gate of Q1721 to be pulled high A high state at the gate of Q1721 will switch Q1721 off thus not allowing WP from U1200 to be pulled high by B During flashing conditions WP is pulled high This condition will switch Q1722 on...

Page 139: ...page B39 RESET U1000 page B39 RWB U1000 page B39 B page B29 WP U1000 page B39 TDMA StarTACTM P8190 MEMORY A41 U1300 RAM C1021 R1203 U1003 EEPROM U1200 EPROM C1023 C1200 C1003 R1092 C1006 C1093 R1200 R1205 R1204 R1201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Q1722 Q1721 CS R1090 WP Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibit...

Page 140: ...00 is on SW_EXT_B is connected to EXT_B When EXT_B voltage is above 7 0875V nominally U1100 output becomes open drain This causes the gate of Q1100 to be pulled up to the EXT_B which turns Q1100 off and thus disconnects the voltage to SW_EXT_B Q1102 A and Q1102 B act as inverters Therefore a low state at the output od U1100 will result with a low state at the gate of Q1100 and vise versa The statu...

Page 141: ...fidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request E C F H G D TDMA StarTACTM P8190 B Disconnect Status LEDs A43 C1016 Q1100 R1106 R1102 R1105 Q1102 R1103 R1101 R1100 U1100 CR1100 Q1101 R1059 R1056 CR1072 R1058 R1057 R1070 R1071 I B A Red Green F H G I LED 2 75V ...

Page 142: ...When the headset is inserted the biasing voltage for the AUX_MIC will no longer be present at the base of the NPN transistor Q1551 This will switch Q1551 off thus allowing BOOM_MIC_DET to be pulled high When the headset is not inserted the AUX_MIC biasing voltage is present at the base of Q1551 This condition will switch Q1551 on thus pulling the BOMM_MIC_DET to ground CR1071 and CR1070 are device...

Page 143: ...page B25 page B33 A F 3 8Vpp A F Headset On Off 0V 1 81V 0V 2 75V BOOM_SPKR C1518 page B25 TDMA StarTACTM P8190 Alert Headset Detect A45 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be returned upon Motorola s request page B25 VOLTAGE SUPPLIES Colored boxes represent the area in w...

Page 144: ...1 2 4 6 KEYON _OFF 8 10 AUDIO_OUT 12 BKGND 14 16 18 R145 20 22 2 75V 24 26 MODB 28 30 COL14 32 WDI RESET BKLT COL15 COL14 COL23 COL12 COL10 COL9 MODA COL3 COL8 COL2 DISP_CS COL1 A0 COL0 ECLK COL11 ROW0 ROW1 ROW2 COL3 ROW4 RWB CR730 Motorola Confidential Proprietary This manual is Motorola property Copying or distribution strictly prohibited without prior written consent from Motorola and must be r...

Page 145: ...10 11 12 13 14 15 RF_GND RF_GND EXT_ANT ASYNC_DATA_FAX_OUT BATT_FDBAK MANUAL_TEST AUDIO_IN AUDIO_OUT_ONOFF BATT_GND RTN CMP TRU EXT_B ANALOG_GND ASYNC_DATA_FAX_IN JFLEX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 MAIN_BATT MAIN_BATT_THERM EAR EAR VIB_DRIVE RTC_BATT MAIN_BATT_SERIAL_DAT BATT_GND BATT_GND BATT_GND BATT_GND BATT_GND MAIN_BATT MAIN_BATT MAIN_BATT MAIN_BATT J810 J811 J813 J812 AUX_BATT AUX_...

Page 146: ...08 C109 C111 C112 L101 C115 C113 C122 C121 C123 C125 C127 C129 CR100 R121 C131 C110 C135 R131 C133 C134 C272 C274 C273 C263 C126 R122 C128 C124 C201 R882 R893 C883 R201 C202 C204 C261 C253 C203 C262 C252 C251 Q880 C888 C882 R881 C886 C884 C885 C887 R883 U306 C315 R301 R308 C302 Q301 C303 C305 C304 R393 C312 R303 C350 Q391 C311 R302 C309 R391 C313 R392 C310 C307 CR300 CR302 C399 R305 C317 Q1710 R17...

Page 147: ...2 C1540 C1545 R1534 R1550 R1573 R1533 U1500 GCAP2 R1553 C1537 C1536 C1535 L1550 C1527 C1541 R1521 C1525 C1526 R642 C1551 Q1720 R1902 C1720 C1722 R1720 C1910 R1905 U1700 ASIC R1901 R1913 R1715 C18853 R1914 R1011 C1702 R1708 R1714 C1911 C9910 R1912 R1910 R1911 R1900 C1905 C1900 U1900 DSP C1800 C1903 R1800 R1804 C1902 C1804 C1805 C1906 R1010 CR1001 C1904 R728 R726 R723 R720 C1803 C1530 R735 R745 R729...

Page 148: ...X Mod 19 44MHz Ref Osc IF Receiver Synthesizer IF Filter Loop Filter Modulator IC U301 Main VCO Loop Filter Offset VCO BPF BPF 800MHz PA RF Detect RX Front end IC U10 BPF Coupler RX I RX Q RSSI FM audio data Custom IC U110 Driver Amp 800MHz Duplexer Antenna U801 U801 FL454 Q401 FL452 ...

Page 149: ...R 3W B EXTAL SPI B U S ARSIE RESET 64Kx16 SRAM uBGA ECLK R_WB RESET XTAL PF0 UP_CSB IO_DSP HREQB IRQ_PE1 RDB PT6 DSP_TRAP PF5 FLASH_EN PF2 PF1 SIZE8_PE3 PF3 PAD1 PH7 PJ0 FREQ_ERROR VSTDBY_PAD7 PJ7 PT3 PT5 PS7 OSC_DIS DISP_CS PT0 KEYPAD AND DISPLAY S C I DA TA BUS PT1 PT2 PF6 PF4 KEYPAD FLASH_WP PJ6 LUCENT DSP 1629 144 BALL FSBGA TRST INT0 DATA AD DR CKI CKI2 CKO SSI B U S CO DE C BUS TXENBLB DCI_F...

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