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RPR 563GS/KGS

TM1187A Issue C

Page 5 - 1

SECTION 5

SERVICING

CONTENTS:

ROUTINE MAINTENANCE

SERVICE POLICY

WORKSHOP PROVISIONS

TEST EQUIPMENT, TOOLS AND ANCILLARIES

Test Equipment

Tools and Ancillaries

DISASSEMBLY

Belt Clip Assembly

Removing the Antenna

10.

Decasing the Transceiver

11.

Removing the Display Module

12.

Re-Assembly

FAULT FINDING

13.

General

15.

Power Supply Voltage Adjustment

16.

`Low Battery' Circuit Test

17.

Decoder Faults

ALIGNMENT PROCEDURE

18.

Preliminaries

19.

Receiver Alignment

20.

Transmitter Alignment

21.

Deviation Level

22.

Sub-Audio Tone Frequency

23.

Receiver Sensitivity Check

24.

PROGRAMMING THE TRANSCEIVER

Summary of Contents for RPR 563GS

Page 1: ...RPR 563GS KGS TM1187A Issue C Page i TECHNICAL MANUAL for RADIO TRANSCEIVER HANDSET MODELS RPR 563GS and RPR 563KGS Printed and Published in England...

Page 2: ...errors In line with the company policy of technical advancement the information within this document may be changed The user should ensure that the correct issue of the document is used Comments or co...

Page 3: ...iii Contents Page iv Effective Page List Page v Safety Summary Warning Page vi Caution Section 1 Introduction and Specification Section 2 Operating Instructions Section 3 Technical Description Sectio...

Page 4: ...3 3 C 5 17 C 6 7 C 1 4 C 3 4 C 5 18 C 6 8 C 1 5 C 3 5 C 5 19 C 6 9 C 1 6 C 3 6 C 5 20 C 6 10 C 1 7 C 3 7 C 5 21 C 7 1 C 1 8 C 3 8 C 5 22 C 7 2 C 1 9 C 3 9 C 5 23 C 7 3 4 C 1 10 C 3 10 C 5 24 C 7 5 6...

Page 5: ...both operating and servicing personnel General Warnings and Cautions will be found throughout the manual where they apply which refer to the applicable part of this summary WARNING statements identify...

Page 6: ...VICES IS NOT CAUSED BY HIGH LEVELS OF STATIC ELECTRICITY SPARE BOARDS OR COMPONENTS SHOULD BE STORED IN ANTI STATIC PACKAGING WHEN NOT INSTALLED IN THE EQUIPMENT PROTECT THE TRANSCEIVER FROM LIQUIDS S...

Page 7: ...IONAL FEATURES 15 Permanent On 16 Alert Duration 17 Escalating Alert Escalert 18 Extended Alert 19 Group Call 20 Call Comparator 21 Time of Day 22 Mute Mode 23 Program Volume Levels 24 Battery Low Ind...

Page 8: ...d allow absence registration when used with absence charging racks on Multitone systems 4 Selective calls to the receiver are in Multitone Mk7 digital format which has a capacity of up to 10 000 indiv...

Page 9: ...sage each message not exceeding 14 characters in length Automatic Speech Switching 11 Allows speech to follow automatically after an alert tone Battery Economy Circuit BEC 12 The radio channel is moni...

Page 10: ...er of the alert as Full beep Extended Alert 18 Extended Alert is an additional alert sequence which acts as a reminder if the original alert is not acknowledged During Extended Alert the LED flashes e...

Page 11: ...splay Direction at Switch On 25 Display direction may be changed for handheld or belt worn operation When the transceiver is switched off the current display direction is stored in EEPROM unless the b...

Page 12: ...nsion broadcast to all Manual Control Units MCUs broadcast to specific MCU 1 9 teams and users The default option is Broadcast to all MCUs Switch On and Rack Message 32 A Switch On message of up to 14...

Page 13: ...e Crystal Frequencies 1st oscillator XL303 carrier frequency 21 4MHz 9 2nd oscillator XL302 20 945MHz f Sensitivity TEM Cell 88dBm 95dBm typical TEM Cell 6dB degradation allowed at extremes of operati...

Page 14: ...Radiated Output Power 15 50mW 40mW typical h Adjacent Channel Power 0 2 W at 20kHz i Antenna Telescopic standard Flexible optional j Deviation 4 0kHz k Spurious Radiation 0 25 W max 30 1000MHz 1 0 W...

Page 15: ...5 240 HOURS 2 HOURS IN 12 HOUR SHIFT Table 2 Battery Life Power Supplies 36 The following battery packs are available for powering the transceiver a Battery Type i Battery Pack P566 3 6V nominal 600mA...

Page 16: ...0cm full volume Physical Characteristics 38 The following parameters apply to the physical characteristics of the transceiver a Temperature Range 10EC to 55EC Operational LCD performance may be degrad...

Page 17: ...nded Alert 30 Memory Replay 34 Making a Call Telephone Style Operation 38 Making a Call to a Telephone RPR 563KGS only 39 Making a Call to Another Mobile RPR 563KGS only 42 Making a Call to a Manual C...

Page 18: ...Button 4 Cancel On Memory Button 5 Alert LED 6 Liquid Crystal Display 7 Tx LED 8 Loudspeaker 9 DTMF Keypad RPR563KGS only 10 Antenna 11 Wrist Strap Loop 12 Pocket Clip 13 Battery Pack Button 14 Batter...

Page 19: ...efore dialling telephone or selective calling code or for direct connection on reduced keypad option Pressing button twice during a telephone call puts the transceiver into loud speech mode Press Shif...

Page 20: ...3 Fitting the Battery Pack 4 The transceiver has the following indicators a LCD A 14 character alphanumeric display This displays selective call messages and transceiver and system status messages b...

Page 21: ...ch on sequence has finished the transceiver enters the quiescent mode If the EEPROM is faulty then a series of E s will be displayed Quiescent Mode 9 This is the transceiver s normal operating state w...

Page 22: ...is used when the call contains any suspect characters or is terminated early because of corrupt data Otherwise the terminator is used 14 When the total message length is 14 characters or less it is d...

Page 23: ...n before the speech timeout period expires the speech channel may be re opened 19 The call is terminated by one of the following actions a pressing b pressing c expiration of the transceiver speech ti...

Page 24: ...lling the alert or reviewing the call from memory If the alert is left uncancelled then the prompt x new messages appears on the display showing the number of messages with new status where x is a int...

Page 25: ...ep code 8 continuous pip They cause the alert to be on full volume for the whole of the programmed alert time or for four seconds if it is a speech call NOTE Silent Alert is not currently supported by...

Page 26: ...n is reached The final screen terminates in to denote the end of the message and is displayed for 2 5 seconds If all messages have been viewed the transceiver display returns to the quiescent conditio...

Page 27: ...ssage is received the transceiver displays the message Please Wait When the sub audio tone re appears the message Use PTT is displayed 41 If the recipient has a non speech receiver then the system cle...

Page 28: ...ress repeatedly until the correct level is attained To increase the volume level press repeatedly until the correct level is attained To store the new setting press 1 The new setting is also stored if...

Page 29: ...e LED will light flashing E s will be displayed c the charge LED will light the transceiver will switch on and start its initialisation routine RECHARGING THE BATTERY PACK 55 If the battery pack volta...

Page 30: ...RPR 563GS KGS TM1187A Issue C Page 2 14 INTENTIONALLY BLANK...

Page 31: ...ER BOARD 30 Power Supplies 34 Receiver Audio Stages 36 Microphone Audio Stages 37 Decoder 41 Gate Array IC105 44 BATTERY PACK 47 TWO WAY SIGNALLING TABLES Page 1 Talk Code Priorities 3 12 2 ASCII Char...

Page 32: ...a may be retracted into the transceiver and still work but with reduced range 4 All decode and transceiver control circuits are accommodated on the Decoder Board The LCD is mounted on a small PCB whic...

Page 33: ...in Figure 1 11 Receiver antenna AE302 303 is tuned by C339 and C395 Signals from the antenna are fed to the RF amplifier TR316 TR317 The collector tuned circuit is used to match the wideband Surface...

Page 34: ...RPR 563GS KGS TM1187A Issue C Page 3 4 Figure 1 Receiver Block Diagram...

Page 35: ...where it is squared up and output at pin 16 This open collector output is then fed to the Decoder Board Tone Squelch Decoder Encoder 19 Sub audio tones are applied to the de emphasis network R370 C41...

Page 36: ...OUBLER XL301 AMP IC306b RPR 563GS KGS TM1187A Issue C Page 3 6 Figure 2 Radio Board Transmitter Block Diagram Transmitter 22 A block diagram of the transmitter is shown in Figure 2 23 Amplified microp...

Page 37: ...is provided by C349 Audio for transmission is applied to varicap diode D301 which modulates the crystal oscillator frequency XL301 frequency is determined by the following formula fx carrier frequency...

Page 38: ...19 31 The 4 5V voltage converter comprises PNP transistor TR105 T101 and associated components as an oscillator running at between 20kHz and 100kHz Converter output is rectified and smoothed by D104 a...

Page 39: ...cessor IC101 Microphone Audio Stages 36 Audio from the microphone is fed via C137 to IC106 at pin 6 It is then amplified and fast AGC limited by IC106 D105 TR120 and TR121 to give a maximum level of 1...

Page 40: ...TR122 SP EN MIC SIG SPEECH3V RPR 563GS KGS TM1187A Issue C Page 3 10 Figure 4 Decoder Block Diagram 40 The clock oscillator is provided by crystal XL102 and internal components running at 3 589MHz Re...

Page 41: ...wave If preamble is detected the receiver remains powered up while IC105 acquires batch synchronisation When synchronisation has been achieved IC105 generates interrupts from its DTI output pin 66 whi...

Page 42: ...RPR 563GS KGS TM1187A Issue C Page 3 12 INTENTIONALLY BLANK...

Page 43: ...KGS Page 4 1 TM1187A Issue C SECTION 4 INSTALLATION AND COMMISSIONING Any relevant information on the installation and commissioning procedures for the transceiver are contained within Section 2 of th...

Page 44: ...RPR 563GS KGS Page 4 2 TM1187A Issue C INTENTIONALLY BLANK...

Page 45: ...Y 7 Belt Clip Assembly 9 Removing the Antenna 10 Decasing the Transceiver 11 Removing the Display Module 12 Re Assembly FAULT FINDING 13 General 15 Power Supply Voltage Adjustment 16 Low Battery Circu...

Page 46: ...8 General Fault Finding Guide 3 of 3 5 14 9 Transmitter Fault Finding Guide 5 15 10 Telephone Mode Fault Finding Guide 5 16 11 Decoder Voltages and Waveforms 5 20 12 Microprocessor IC101 Pin Configur...

Page 47: ...circuit board WORKSHOP PROVISIONS 4 Repair workshops must be free from hostile radio interference or otherwise equipped with Faraday cages Suitable equipment must be available to remove and replace t...

Page 48: ...uipment to have 50mW 506 input Tools and Ancillaries 6 The following tools and ancillaries are required Power Supply Unit 3 6V DC Tape Copper Tin plated Part No 8006 0002 Trimming Tools Tip sizes 0 4...

Page 49: ...s corresponding recess Removing the Antenna 9 One of two antennas may be fitted If the antenna is of the telescopic type fully retract it prior to removal To remove the antenna unscrew it anti clockwi...

Page 50: ...the two screws securing the Radio Board and gently prise the board out from the battery end with a blunt instrument f Undo the six screws securing the Decoder Board to the case front Take care not to...

Page 51: ...7A Issue C Page 5 7 KEY 1 Case Front 2 Speaker 3 Retainer Speaker 4 Display Module 5 Case Rear 6 Antenna 7 Pocket Clip 8 Radio Board 9 Decoder Board 10 Battery Connector PCB 11 Keypad Membrane 12 Batt...

Page 52: ...g the moulding to the Decoder PCB Remove the moulding c Unsolder the flexible interconnects from the Decoder PCB Re Assembly 12 Re assembly is a reversal of the above procedure To re case the transcei...

Page 53: ...onnect the Radio Board to the Decoder Board using the interconnect lead b Connect a variable DC supply to the Decoder Board via the red and brown wires on the interconnector Set the power supply volta...

Page 54: ...2 TP308 Rx ANTENNA AE303 PA FILTER SCREEN PA SCREEN EXCITER SCREEN MIXER SCREEN COPPER TAPE COPPER TAPE ANTENNA PLATE 2 ANTENNA PLATE 1 ANTENNA CONTACT END PSG10511 1 ANTENNA CONTACT RPR 563GS KGS TM1...

Page 55: ...DIBLE AT SWITCH ON IS BEEP AUDIBLE AT SWITCH ON IS BEEP AUDIBLE AT SWITCH ON DE CASE AND CHECK BATTERY CONTACTS BACKUPB VDD2 IC105 DE CASE AND CHECK DISPLAY MODULE 4 5V LINE IC105 IC101 DE CASE AND CH...

Page 56: ...ED SIGNAL IS 1kHz TONE PRESENT AT SK301 PIN 7 CHECK IF L302 FAULTY OR CHECK IC302 MISALIGNED IS 455kHz PRESENT AT IC302 PIN 5 IS DATA PRESENT AT SK301 PIN 2 RE ALIGN RECEIVER INJECT 455kHz SIGNAL AT 5...

Page 57: ...RPR 563GS KGS TM1187A Issue C Page 5 13 Figure 8 General Fault Finding Guide 3 of 3...

Page 58: ...R TO MOD METER IS SUB AUDIO TONE FREQUENCY CORRECT ADJUST RV302 CHECK RE ALIGN TRANSMITTER NONE YES YES NO NO YES NO YES NO YES PSG10169 2 REMOVE ANTENNA CONNECT POWER METER INTO TEST MODE 4 TR307 FL3...

Page 59: ...YES NO NO YES YES PSG10514 A AND 32 ARE DTMF TONES GENERATED YES TELEPHONE MODE SUSPECT CHECK DTMF TONES ARE CORRECT CHECK SYSTEM IS RESPONDING IS FUNCTIONING CALL VALID NUMBER IS CALL RECEIVED TRANS...

Page 60: ...0 93 0 19 2nd RF AMPLIFIER TR318 0 81 0 74 0 1st MIXER TR319 3 34 2 70 3 47 PA SUPPLY SWITCH DECODER FITTED TR320 0 2 22 2 77 Tx SERIES REGULATOR CONTROL TR321 0 95 0 84 0 319 AUDIO FILTER TR322 3 53...

Page 61: ...2 54 2 26 TR347 0 MICROPHONE CLAMP TR348 0 TR349 2 33 1 79 1 39 LOW PASS FILTER Tx SUB AUDIO TR350 3 6 2 24 1 68 DARLINGTON PAIR MICROPHONE FILTER TR351 3 6 2 52 2 24 TR353 0 0 01 0 93 ANALOGUE SWITCH...

Page 62: ...A 14 IC105 PIN 9 BEC 0 ENABLES RADIO 15 IC105 PIN 42 TSF TONE ON ICON NOTE Falling edge of output signal Measurements are made with x10 oscilloscope probe Table 3 Decoder Circuit Detailed Test Sequenc...

Page 63: ...0V 3V6 0V 1V3 0V 2s IC105 PIN 3 CLOCK IC101 PIN 8 SCK INTERRUPT IC105 PIN 68 TMI IC101 PIN 38 X2 IC105 PIN 26 E IC105 PIN 9 BEC NOTE WAVEFORMS ARE TAKEN IN BATTERY ECONOMY MODE UNLESS STATED OTHERWIS...

Page 64: ...ESET TR110 3 57 2 99 3 57 SWB ENABLE TR111 0 0 21 0 AUDIO VOLUME SWITCHING TR112 0 0 21 0 TR113 0 0 21 0 TR114 0 0 21 0 TR115 0 0 17 TONE DETECT ICON DRIVE TR116 2 27 0 0 LED DRIVE ON CHARGE INDICATIO...

Page 65: ...N CH OPEN DRAIN 22 P51 SBY N CH OPEN DRAIN 23 P52 BACKLIGHT ON N CH OPEN DRAIN 24 P53 EEPROM RESET LO HI UNUSED N CH OPEN DRAIN 25 P60 SWITCH INPUT ROW 1 26 P61 SWITCH INPUT ROW 2 27 P62 SWITCH INPUT...

Page 66: ...P supply rail 35 DA0 Tri state bi directional buffer bi directional data bus DA3 most significant bit DA0 least significant bit 36 DA1 37 DA2 38 DA3 39 VSS Ground 42 TSF 128Hz output 50 VSS Ground 51...

Page 67: ...PLE 1 7 8 14 SD1 RD1 Q1 Vcc RD2 D2 CP2 SD2 Q2 Q2 D1 CP1 Q1 GND 74HC74 TK10445M 1 4 5 8 OUTPUT1 INPUT1 INPUT1 INPUT2 INPUT2 OUTPUT2 TDA2822 GND PSG10510 1 1 4 5 8 FILTER OUTPUT GND TIMCAP TIMRES LPF IN...

Page 68: ...SK301 Refer to Section 5 Annexe C for P654 details Receiver Alignment 19 The Receiver alignment procedure is as follows a Connect the test equipment to the P654 as shown in Figure 14 b Enable receiver...

Page 69: ...01 PA SCREEN EXCITER SCREEN COPPER TAPE C399 C441 C412 C379 C382 C394 RV301 RV302 RV303 L302 C349 C350 C354 C353 PSG10512 1 RPR 563GS KGS TM1187A Issue C Page 5 25 Figure 15 Radio Board Alignment Diag...

Page 70: ...same DC level on the oscilloscope as achieved in step g Whilst adjusting the signal generator output to maintain 12dB SINAD adjust the trimmers in the following order C399 C441 C412 C379 C382 Some int...

Page 71: ...e is no interaction between adjustments g Tune C353 and C354 in turn for maximum output power 20 50mW Repeat until there is no interaction between adjustments h Check that the carrier frequency remain...

Page 72: ...he sub audio tone frequency tone squelch is as follows a Connect the test equipment to the P654 as shown in Figure 18 b Tune the RF signal generator to the receiver channel frequency at a level of 20d...

Page 73: ...654 must not be less than 2 metres 2 Test results are dependent on a noise free environment b Tune the RF signal generator to the receiver channel frequency and adjust the deviation level to 4 5kHz Ad...

Page 74: ...ANSCEIVER 24 The transceiver contains an EEPROM which holds unique data including its receiver address This data may be entered or changed by using the P648 Programming Unit and the P648T Programming...

Page 75: ...IST CONTENTS 1 ASSEMBLIES 2 CASE PARTS 3 LABELS RADIO BOARD COMPONENTS 4 Antenna 5 Capacitors 6 Filters and Crystals 7 Inductors 8 Resistors 9 Semiconductors 10 Miscellaneous DECODER BOARD COMPONENTS...

Page 76: ...2471 CASE FRONT 3 KEY 0361 2472 CASE BACK 0201 0651 3 LABELS LABEL CLIP 500 SERIES 2060 9811 LABEL BZT APPROVAL 2061 2591 SERIAL NUMBER LABEL 16300X17 RADIO BOARD COMPONENTS 4 Antenna ANTENNA CONTACT...

Page 77: ...C315 CAP CHIP 27p 5 50V 3326 0020 C317 318 469 CAP CHIP 4 7p 0 25p 50V 3326 0011 C319 CAP CHIP 2 7p 0 25p 50V 3326 0008 C320 324 325 328 333 340 346 352 466 474 CAP CHIP 330p 5 50V 3326 0033 C323 327...

Page 78: ...Tx 3938 FREQ XL302 CRYSTAL 20 945MHz 3915 0010 XL303 CRYSTAL Rx LO 3927 09 FREQ 7 Inductors L301 303 INDUCTOR CHIP 390nH 5 4103 0268 L302 INDUCTOR VAR 5SVLC 0766Z 4608 0001 L304 INDUCTOR CHIP 680nH 5...

Page 79: ...3115 0026 R308 336 RES CHIP 220S 5 3115 0058 R310 356 388 392 RES CHIP 560S 5 3115 0068 R311 313 315 317 335 352 353 RES CHIP 1 5k 5 3115 0078 R312 316 RES CHIP 27S 5 3115 0036 R319 328 384 RES CHIP...

Page 80: ...IODE VARICAP KV1410 3701 0031 D303 DIODE CHIP BAT 74 3710 0002 IC301 VOLTAGE REFERENCE SR12D 3834 0001 IC302 IF DEMODULATOR TK10445M 3827 0001 IC303 TIMER LMC567 SMD 3818 0009 IC304 J K FLIP FLOP 74HC...

Page 81: ...2 DECODER BOARD COMPONENTS 11 Capacitors C101 102 123 134 149 151 CAP CHIP 33 7V 3325 0002 C103 110 111 114 116 118 119 120 127 131 133 137 142 157 158 159 160 161 CAP CHIP 100n 80 20 16V 3329 0013 C1...

Page 82: ...45 508 RES CHIP 470k 5 3115 0138 R115 143 149 176 514 516 RES CHIP 1k 5 3115 0074 R117 148 161 RES CHIP 470S 5 3115 0066 R121 RES CHIP 4 7M 10 3116 0005 R123 130 RES CHIP 1 2k 5 3115 0076 R131 RES CHI...

Page 83: ...101 102 106 109 111 112 113 114 116 117 119 120 121 124 125 126 127 131 133 TRANS BCW33 3602 0010 TR103 104 TRANS BCW61C 3602 0018 TR105 107 108 110 115 122 TRANS BCX17 3602 0026 14 Miscellaneous FS10...

Page 84: ...RPR 563GS KGS Page 6 10 TM1187A Issue C INTENTIONALLY BLANK...

Page 85: ...io Board Circuit Diagram Sheet 5 of 5 2961 1784 Iss 1 7 11 12 Sheet 5 6 Radio Board Component Location Topside 0261 1785 Iss 1 7 13 14 Sheet 1 7 Radio Board Component Location Underside 0261 1785 Iss...

Page 86: ...Page 7 2 INTENTIONALLY BLANK...

Page 87: ...Page 7 25 Figure 12 Battery Pack Circuit Diagram...

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