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RM8150

SERVICEMANUAL

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Содержание RM8150 Series

Страница 1: ... RM8150 SERVICE MANUAL ...

Страница 2: ... For Repair 5 Chapter 5 Circuit Description 7 Chapter 6 Semiconductor Data 9 Chapter 7 Description of Components 10 Chapter 8 Adjustment 22 Chapter 9 PCB Diagram 24 Chapter 10 Interface Functions 37 Chapter 11 Packing 37 Chapter 12 Troubleshooting 38 Chapter 13 Specifications Parameters 38 Chapter 14 Appendix 39 ...

Страница 3: ... and tearing or any man made damage such as mechanical damage burning or water leaking Product serial number has been damaged or the product trademark is difficult to identify After the warranty expires lifetime service is still available And we also provide service components to service stations and service staff Installation Condition 1 Unpack Please check the host in the package and the supplie...

Страница 4: ...or will light while transmitting the green indicator will light when it receives the carrier The led flashes orange on received correct DTMF 2Tonesignalling The red indicator flashes in the scanning process 2 1 Description of External View 3 button programmable button 4 LCD display screen For details see LCD Display 5 Volume Control knob To be used to adjust volume 6 Microphone Programming Interfa...

Страница 5: ...n to returm to normal operation Press the button in the selective call state to quit such a state Enables the emergeney mode Press this button and to enter the shortcut menu mode of Radio Call For detailed operation see Menu Operation state to quit such a state 26 Call Button 1 Sends the DTMF 2Tone code assigned to call 1 key 27 Call Button 2 Sends the DTMF 2Tone code assigned to call 2 key 28 Cal...

Страница 6: ...deviation 9 VOX1 level 10 level 10 CTCSS 67Hz deviation 11 CTCSS 254 1Hz deviation 12 Receiving sensitivity 13 9 levle 1 level Squelch open 14 9 levle 1 level Squelch close 15 RSSI Firmware Programming Mode The radio is equipped with FLASH ROM internally when new fea tures are announced it can be upgraded 1 Connect the power and enter the User Mode 2 Run PC software KMU 3 Connect the radio and the...

Страница 7: ...RVICE MANUAL Instruction for disassembly of the station for maintenance 1 RF PCB Disassembly Release the 9 screws M3x25 for the upper and lower covers open the aluminum alloy lower cover see the left figure below ...

Страница 8: ...CF2 SP MIC AUTO AGC TCXO 16 8MHZ RX TX SWD19 UPB1509 DIVIDE R AMP Q23 Q25 16 8MHZ 3 APC CONTROL MCU LCD DRIVER ALL I O The receiving circuit adopts double conversion super heterodyne mode The first IF is 49 95MHz the second IF is 450kHz The first local frequ ency signal is provided by the phase locked loop by controlling the VCO circuit The 2nd local frequency signal is provided by the 16 8MHZ cry...

Страница 9: ...5 allows the CF1 to receive broadband signals When the narrowband control port is at high level the ceramic filter SW diode D13 D15 will allows CF2 to receive narrowband signals The circuit is shown in the figure below IF demodulation TA31136 CF1 Wide CF2 Narrow D13 D15 Narrow U401 PIN52 Wide U401 PIN51 R74 R78 R73 R77 PIN 5 PIN3 Audio signal system Detection signals from the IF IC U102 enters the...

Страница 10: ... Q4 is connected and the green LED D11 is on When transmitting the LEDR cable is at high level Q8 is conne cted and the red LED D12 is on Led D1 to D4 provide the LCD back light which is on when operating the radio The LCD is in the shape and can display up to 8 digits or letters Encoding CTCSS DCS Outputting CTCSS DCS signals from the CPU U401 one channel is outputted from PIN24 via the low pass ...

Страница 11: ...t LCD reset control LCD backlight control output LCD serial data input output LCD writing clock output 5v LCD reading clock output GND LCD chip selection signal output Pin Port Name In Out Function Pin Port Name In Out Function 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 KEY BLC P4 P3 P2 P1 Down Key Up Key R LED G LED SideToneFixe...

Страница 12: ...or lower 3 0db or lower 80db or higher but between fo 910khz 1 5k 6pf Performance and parameter cf1 CF1 LTWC450F Item Nominal center frequency 6db band width 50db band width Ripple Insertion loss Ensure attenuation Rated value 450khz 5 0khz or higher 13 5khz or lower 3 0db or lower 7 0db or lower 45 0db or higher but between f0 100khz Performance and parameter CF2 LTWC450G Item Nominal center freq...

Страница 13: ...diode DSM3MA1 ROHS Chip triode DTA123JE ROHM ROHS Chip triode DTA144EE ROHM ROHS Chip triode DTC114EE ROHM ROHS Chip triode DTC144EE ROHM ROHS Chip triode KRC102S ROHS Chip triode KRC404RTK ROHS Chip triode 2SA1641 S T ROHS Chip triode 2SA1745 6 7 ROHS Chip triode 2SA1774 Q R ROHS Chip triode 2SA1832 G R ROHS Chip triode 2SC2412K ROHS Chip triode 2SC3357 ROHS Chip triode 2SC4116 GR ROHS Chip triod...

Страница 14: ... 0603 270R 5 ROHS Chip resistor 0603 2 7K 5 ROHS Chip resistor 0603 27K 5 ROHS Chip resistor 0603 270K 5 ROHS Chip resistor 0603 33R 5 ROHS Chip resistor 0603 330R 5 ROHS Chip resistor 0603 3 3K 5 ROHS Chip resistor 0603 33K 5 ROHS Chip resistor 0603 330K 5 ROHS Chip resistor 0603 3 9K 5 ROHS Chip resistor 0603 390K 5 ROHS Chip resistor 0603 47R 5 ROHS Chip resistor 0603 470R 5 ROHS Chip resistor ...

Страница 15: ...pacitor 0603 27P 5 50V C0G ROHS Chip capacitor 0603 270P 10 50V X7R ROHS Chip capacitor 0603 0 027uF 10 16V X7R ROHS Chip capacitor 0603 2P 0 25P 50V C0G ROHS Chip capacitor 0603 30P 5 50V C0G ROHS Chip capacitor 0603 33P 5 50V C0G ROHS Chip capacitor 0603 0 033uF 10 16V X7R ROHS Chip capacitor 0603 0 33uF 10 50V X7R ROHS Chip capacitor 0603 3900P 10 50V X7R ROHS Chip capacitor 0603 3P 0 25P 50V C...

Страница 16: ... 47nH 5 0603 ROHS Chip inductor MLG1608BR15J 150nH 5 0603 ROHS Chip inductor MLG1608BR27J 270nH 5 0603 ROHS Chip wire inductor C2012C 27NJ 27nH 5 0805 ROHS Chip wire inductor C2012C 39NJ 39nH 5 0805 ROHS Chip wire inductor SDWL2520F100JT 10uH 10 1008 ROHS Chip inductor FSLM2520 R33K 330nH 10 1008 ROHS Chip inductor FSLM2520 R56K 560nH 10 1008 ROHS Chip wire inductor C2520CB 68NJ 68nH 5 1008 ROHS C...

Страница 17: ...ation Positon 101 08200U R03 102 1509GV R01 102 24C256 R02 102 554047 R01 102 7808CV R01 102 9140NR R01 102 A1519C R01 102 A31136 R01 102 A75W01 R01 102 AK2346 R01 102 B15E03 R01 102 C75W51 R01 102 FP3502 R01 102 HT9172 R01 102 M3062L R01 102 M78L05 R01 103 00DZ18 R01 103 00MA77 R01 103 0DA221 R01 103 0MA742 R01 103 1SS355 R01 103 1SV278 R01 103 1SV305 R01 103 1SV325 R01 103 4PH633 R01 103 A2S111 ...

Страница 18: ...9V DC ROHS Plug in porcelain filter LTM450FW 450kHz 7kHz ROHS Plug in porcelain filter LTM450GW 450kHz 5kHz ROHS Plug in IF filter 49 95MHz 7 5KHz U 5 2 ROHS Chip resistor 0603 0R 5 ROHS Chip resistor 0603 10R 5 ROHS Chip resistor 0603 100R 5 ROHS Chip resistor 0603 1K 5 ROHS Chip resistor 0603 10K 5 ROHS Chip resistor 0603 100K 5 ROHS Chip resistor 0603 1M 5 ROHS Chip resistor 0603 120R 5 ROHS Ch...

Страница 19: ...resistor 0603 5 6K 5 ROHS Chip resistor 0603 56K 5 ROHS Chip resistor 0603 62K 5 ROHS Chip resistor 0603 6 8K 5 ROHS Chip resistor 0603 68K 5 ROHS Chip resistor 0603 680K 1 ROHS Chip resistor 0603 820R 5 ROHS Chip resistor 0603 8 2K 5 ROHS Chip resistor 0603 82K 5 ROHS Chip resistor 0603 91K 5 ROHS Chip resistor 0805 22R 5 ROHS Chip resistor 2010 150R 5 ROHS Chip resistor 2010 22R 5 ROHS Chip resi...

Страница 20: ...C0G ROHS Chip capacitor 0603 0 033uF 10 16V X7R ROHS Chip capacitor 0603 0 33uF 10 50V X7R ROHS Chip capacitor 0603 3900P 10 50V X7R ROHS Chip capacitor 0603 3P 0 25P 50V C0G ROHS Chip capacitor 0603 43P 5 50V C0G ROHS Chip capacitor 0603 47P 5 50V C0G ROHS Chip capacitor 0603 470P 10 50V X7R ROHS Chip capacitor 0603 4700P 10 50V X7R ROHS Chip capacitor 0603 0 047uF 10 16V X7R ROHS Chip capacitor ...

Страница 21: ...0G ROHS Chip Ta capacitor TS MODEL SIZE C 22uF 20 10V ROHS Plug in electrolytic capacitor 10 16 470UF25V 20 ROHS Chip electrolytic capacitor 6 3 6 47U16V 20 ROHS Chip trimming capacitor TZV2Z100A110 3 10p 100 ROHS Chip inductor MLF1608R33K 330nH 10 0603 ROHS Chip inductor MLG1608BR10J 100nH 5 0603 ROHS Chip inductor MLG1608B33NJT 33nH 5 0603 ROHS Chip inductor MLF1608A3R3K 3 3uH 5 0603 ROHS Chip i...

Страница 22: ...l generator therefore power attenuator Standard signal source Oscilloscope AF Volt Meter Parameter requirements Above P2 compatible IBM PC WINDOWS 98 ME 2000 XPO perating System KSP8200 KSPL 05 Output voltage 30V output electric current 20A Test range 0 5 100W Frequency range 100MHz1000MHz resistance 50 SWR 1 0 Frequency range 0 11000MHzB Frequency accuracy higher than 1 10 6 Sensitivity higher th...

Страница 23: ...requency Point CH Medium Frequency Point CH High Frequency Point Level 9 RF OUT output 118dBm Level 1 RF OUT output 124dBm Instrumentation signal generator Oscilloscope AF Volt Meter distortion tester Integrated tester Test point Speaker interface Adjustment parts L22 PC Tuning mode PC Tuning mode PC Tuning mode Requirement Turning the volume knob clockwise to the end Max audio power output SINAD ...

Страница 24: ...gration Tester frequency deviator Integration Tester frequency deviator Integration Tester Antenna Antenna Antenna Antenna PC Tuning mode PC Tuning mode PC Tuning mode Broadband adjust to 4 kHz narrowband adjust to 2KHZ 3kHz 0 2kHz Wide 1 5kHz 0 1kHz Narrow 0 75kHz Wide 0 35kHz Narrow 0 75kHz Wide 0 35kHz Narrow 500Hz 50Hz 50Hz RM8150 01 Testing frequency point Testing frequency point Center point...

Страница 25: ...24 RM8150 SERVICE MANUAL Chapter 9 PCB Diagram RM8150 01 TOP Numerical Chart PCB ...

Страница 26: ...25 RM8150 SERVICE MANUAL RM8150 01 TOP Item Chart PCB ...

Страница 27: ...26 RM8150 SERVICE MANUAL RM8150 01 BOTT Numerical Chart PC ...

Страница 28: ...RM8150 SERVICE MANUAL RM8150 01 BOTT Item Chart PCB 27 ...

Страница 29: ...RM8150 SERVICE MANUAL MAINBOARD TOP UNIT MAINBOARD BOTTOM UNIT 28 ...

Страница 30: ...RM8150 SERVICE MANUAL DISPLAY TOP UNIT DISPLAY BOTT UNIT 29 ...

Страница 31: ...L43 5T D34 MA742 D36 MA742 C305 27P C312 0 5P C313 0 5P C325 8P L44 5T C523 18P C303 102 R263 62K R267 62K C324 102 R236 100R R250 62K C514 1uF 16V R239 100R D27 ISS355 R238 100K R241 150K R246 47K C242 103 R243 10K R244 100K R249 15K R316 0R C254 1uF 16V Q19 2SC4627 R132 470R C135 104 R133 100R R149 220K R153 220R C145 8P XF2 49 95M XF1 49 95M C150 10P C156 8P R163 330R C431 471 L26 0 56uH L27 0 ...

Страница 32: ...RM8150 SERVICE MANUAL 31 RM8150 02 TOP Numerical Chart PCB ...

Страница 33: ...RM8150 SERVICE MANUAL 32 RM8150 02 TOP Item Chart PC ...

Страница 34: ...RM8150 SERVICE MANUAL 33 RM8150 02 Bottom Numerical Chart PCB ...

Страница 35: ...RM8150 SERVICE MANUAL 34 RM8150 02 BOTT Item Chart PCB ...

Страница 36: ...8 R132 470R C135 104 R133 100R R149 220K R153 220R XF2 49 95M XF1 49 95M C150 10P C156 8P R163 330R C431 471 L26 0 82uH L27 0 56uH C163 8P C169 471 C165 104 R174 120R R320 200K R306 82K C537 471 R319 200K C50 471 C279 471 R258 1M C184 471 R247 330K R251 10K R254 47K 8R 8R R235 1K DD1 HZU5CLL CN1 C448 C159 471 C149 C168 471 L29 56nH L58 1 5T C398 0 5p C399 1P C397 1P C199 C229 10P D58 ISS355 C198 4...

Страница 37: ...C723 471 C726 471 8C GND B12V ME MIC GND GND CM MBL LED GLED RLED UPKEY DOWNKEY KEY1 KEY2 KEY3 KEY4 TXD PTT RXD HOOK KEYLED CS RD WR DATA BLC RST GND VOLO MINVOL VOLI GND GND PWRSW 5M R301 82K R302 82K R303 82K R304 82K R305 82K R306 82K R711 220R R716 68R D703 LED D705 LED D702 LED D704 LED D708 LED D706 LED MBL PSB GND PTT ME MIC RXD CM CN702 CON8 1 1 1 2 3 4 5 6 7 8 9 10 CN303 PIN10 GND VR1 10K...

Страница 38: ...rt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VOLI External Mic IGN DEO DI PTT R RXD0 Aux3 GND Aux2 5G TXD0 Aux1 PTT C DTMF TXD RXD Filtered audio frequency input External MIC signal input Ignition input Received signal detection output Data modulation input PTT signal input for back to back repeater GPS serial data input programmable auxiliary port Earth Programmable auxiliary port 5V GPS serial data ou...

Страница 39: ...ange it The green receiving dicator lights but no sound is heard C The power amplifier U201 is broken Please change it A The speaker is broken Please change it B The audio power amplifier U11 is broken Please change IC 6 O Chapter 12 Troubleshooting Chapter 13 Specifications Parameters General Specifications Power Supply Operating Temperature Number of Channels Dimensions L x W x H mm Dimensions m...

Страница 40: ...ification M4 0 10 0 M5 0 16 0 M4 0 16 0 Accessories Appendix 2 Abbreviations AMP amplify amplifier ANT antenna APC automatic powercontrol BPF band passfilter CTCSS continuous tone control squelch system DCS Digital codesquelch DEMOD demodulation E2PROM E2PROM HPF high passfilter IDC instantaneous deviationcontrol IF Medium frequency LED Light Emitting Diode LNA lownoise amplifier LPF low passfilte...

Страница 41: ...VCO SHIELDING FRAME UPPER COVER ASSEMBLY ANTENNA SOCKET SCREW M3 0x10 0 SCREW M2 5x5 0 POWER CABLE DTY 1 1 1 1 1 6 1 1 1 1 7 6 1 NO 14 15 16 17 18 19 20 21 22 23 24 25 P N 202 008200 R02A 203 008200 R04A 201 008200 R03A 301 30060G R01 203 008200 R05A 204 008200 R10A 604 082000 R04 301 30250D R01 120 400000 R05 120 400000 R04 203 007200 R08 604 082000 R02 NAME SPEAKER SOCKET COVER BAFFLE PLATE PLAS...

Страница 42: ...CEPLATE RM8150 VOLUME KNOB RM8150 PLASTIC BOLT RM8150 LENS RM8150 LIGHT GUIDE LENS RM8150 SILICA GEL KEYPAD RM8150 SPEAKER SOCKET COVER PT617A VCO SHIELDING FRAME 6800 KNOB CIRCLIP PT7200 CODER NUT RM8150 UPPER COVER RM8150 BELOW COVER RM8150 ANTENNA SOCKET RM8150 BAFFLE PLATE RM8150 SHIELDING FRAME RM8150 UPPER SEAL PIECE RM8150 BELOW SEAL PIECE RM8150 RIGHT AND LEFT SEALPIECE RM8150 COVER SEAL P...

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