Harman Kardon AVR137 Service Manual Download Page 7

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1. Removing the Top Cabinet

Remove the Screws

DISASSEMBLY

Remove the Screws

2. Removing the Front Panel

Remove the Screws

4. Removing the Main PCB

Remove the Screws

16 17

3. Removing the Rear Panel

AVR137/230

harman/kardon

AVR137/230 Service Manual

Page 7 of 87

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Summary of Contents for AVR137

Page 1: ...PCB DRAWINGS 72 TROUBLESHOOTING GUIDE 5 BLOCK DIAGRAM 78 PROCESSOR RESET 5 WIRING DIAGRAM 79 PACKAGE LIST AND PARTS 6 AMP BIAS ADJUSTMENT 80 DISASSEMBLY 7 SCHEMATIC DIAGRAMS 81 UNIT EXPLODED VIEW AND...

Page 2: ...test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge build up or exposure of the assem...

Page 3: ...AC line cord of the appliance directly into a 120V AC 60Hz outlet and turn the AC power switch on Any current measured must not exceed o 5mA ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE I...

Page 4: ...ity 400kHz 70dB Image Rejection 80dB IF Rejection 90dB AM Tuner Section Frequency Range 522 1620kHz Signal to Noise Ratio 45dB Usable Sensitivity Loop 500 V Distortion 1kHz 50 Mod 0 8 Selectivity 10kH...

Page 5: ...let is switch controlled Display lights but no sound Intermittent input connections Make certain that all input and speaker or picture connections are secure Mute is on Press Mute button Volume contro...

Page 6: ...SS Y 1 CABR03P3 BATTERY 3 COVER ASS Y CGRAVR130 230ZA POLY BAG 1 12 7 2 3 AM LOOP ANTENNA ASS Y BATTERY ASS Y 4 FM 1 POLE ANT 5 COVER ASS Y 6 BOOKLET INFORMATION 9 MANUAL INSTRUCTION 10 MANUAL SETUP C...

Page 7: ...move the Screws 2 Removing the Front Panel 1 9 6 3 4 7 Remove the Screws 4 Removing the Main PCB 1 2 5 1 7 13 18 1 18 Remove the Screws 10 9 8 14 7 6 5 15 16 17 3 Removing the Rear Panel AVR137 230 11...

Page 8: ...B 37 1 5 Remove 8 screws S2 S14 and then remove the Volume PCB 37 6 4 PHONE PCB 37 5 REMOVAL 1 Remove the Top cabinet referring to the previous step 1 2 Remove the Front Panel ASS Y referring to the p...

Page 9: ...or CN12 21p on the main PCB 38 1 10 Disconnect the card cable between connector CN11 13p on the Input PCB 39 1 and connector CN11 13p on the main PCB 38 1 11 Disconnect connector CN49 on the Input PCB...

Page 10: ...from connector CN89 on Regulator PCB A 40 2 10 Disconnect the lead wire BN19 3P BN20 4P on the Main PCB 38 1 from connector CN19 3P CN20 4P on TRANS PCB 40 4 11 Remove 11screws S13 1EA S4 2EA S6 2EA S...

Page 11: ...IDE PANEL FRONT NO 2 1 HOLDER VOLUME CAP VOLUME DESCRIPTION CGL1A222 CGUAVR132 230 CGW1A427RDZH43 CBC1A158MBZG27 CBT1A1026MMZG27 CBT1A1028MBYG27 CMD2A443 KGB1A158Z CMZ1A088 CGL1A258Z CGX1A338MBC63 PAR...

Page 12: ...R137 REMOCON TRANSMITTER ASS Y ASS Y 1 CGRAVR130 2 COVER ASS Y COVER 1 CGR1A331M7H COVER A COVER 1 CGR1A332M7H COVER B COVER 1 CPS1A676 PAD COVER PAD 1 CQE1A220Z SHEET FRONT COVER SHEET 1 CQE1A180Z BO...

Page 13: ...01KB CAP CERAMIC 100PF 50V K 1 C866 CCEA1HKS100 CAP ELECT 10UF 50V SMALL SIZE 1 C867 CCEA1HKS100 CAP ELECT 10UF 50V SMALL SIZE 1 C868 CCEA1EKS470 CAP ELECT 47UF 25V 1 C869 CCEA1EKS470 CAP ELECT 47UF 2...

Page 14: ...CARBON 4 7K OHM 1 5W J 1 R824 CRD20TJ221T RES CARBON 220 OHM 1 5W J 1 R825 CRD20TJ681T RES CARBON 680 OHM 1 5W J 1 R828 CRD20TJ221T RES CARBON 220 OHM 1 5W J 1 R829 CRD20TJ681T RES CARBON 680 OHM 1 5...

Page 15: ...2GA19ZY WAFER 2PIN WAFER 1 CN86 CJP02GA89ZM WAFER WAFER 1 CN88 CJP04GB46ZY WAFER WAFER 1 CN89 CJP04GB46ZY WAFER WAFER 1 D701 CVD52CSBBCE L E D BLUE L E D 1 D703 CVD52CSBBCE L E D BLUE L E D 1 D705 CVD...

Page 16: ...06 CCKT1H331KB CAP CERAMIC 330PF 50V 1 C507 HCBS1H331KB CAP CERAMIC 330PF 50V 1 C508 HCBS1H331KB CAP CERAMIC 330PF 50V 1 C509 CCKT1H331KB CAP CERAMIC 330PF 50V 1 C510 HCBS1H331KB CAP CERAMIC 330PF 50V...

Page 17: ...CAP MYLAR 0 047UF 50V J 1 C999 CCFT1H223ZF CAP CERAMIC 0 022UF 50V ZF 1 D501 CVD1SS133MT DIODE 1SS133 1 D502 CVD1SS133MT DIODE 1SS133 1 D503 CVD1SS133MT DIODE 1SS133 1 D504 CVD1SS133MT DIODE 1SS133 1...

Page 18: ...T T R KRC107M 1 Q952 HVTKRA107MT T R KRA107M 1 Q960 HVTKRC107MT T R KRC107M 1 Q961 HVTKTA1024Y T R KTA1024YT 1 Q991 HVTKRC107MT T R KRC107M 1 Q992 HVTKRA107MT T R KRA107M 1 R501 CRD20TJ433T RES CARBON...

Page 19: ...HM 1 5W J 1 R576 CRD20TJ100T RES CARBON 10 OHM 1 5W J 1 R577 CRD20TJ100T RES CARBON 10 OHM 1 5W J 1 R578 CRD20TJ100T RES CARBON 10 OHM 1 5W J 1 R579 CRD20TJ100T RES CARBON 10 OHM 1 5W J 1 R580 CRD20TJ...

Page 20: ...1 R686 CRD20TJ103T RES CARBON 10K OHM 1 5W J 1 R687 CRD20TJ103T RES CARBON 10K OHM 1 5W J 1 R688 CRD20TJ103T RES CARBON 10K OHM 1 5W J 1 R689 CRD20TJ103T RES CARBON 10K OHM 1 5W J 1 R690 CRD20TJ103T...

Page 21: ...GA117Z WAFER CARD CABLE WAFER 1 CN12 CJP21GA115Z WAFER CARD CABLE WAFER 1 CN61 CJP02GA01ZY WAFER STRAIGHT 2PIN WAFER 1 CN62 CJP02GA01ZY WAFER STRAIGHT 2PIN WAFER 1 CN63 CJP02GA01ZY WAFER STRAIGHT 2PIN...

Page 22: ...0 1 T902 CLT5J033YE TRANS SUB SR 68 1 Ref CMYAVR137 2 HEAT SINK ASS Y Value Qty CMYAVR144 HEAT SINK ASS Y ASS Y 1 CTW3 8JR SCREW SCREW 2 C8AGB288 BOND MAX BOND 10 2 CHD1A012R SCREW SPECIAL SCREW 15 CH...

Page 23: ...01UF 50V J 1 C927 HCQI1H103JZ CAP MYLAR 0 01UF 50V J 1 C928 HCQI1H103JZ CAP MYLAR 0 01UF 50V J 1 C931 HCQI1H473JZ CAP MYLAR 0 047UF 50V J 1 C932 HCQI1H473JZ CAP MYLAR 0 047UF 50V J 1 C933 HCQI1H473JZ...

Page 24: ...53T RES CARBON 15K OHM 1 5W J 1 R922 CRD20TJ153T RES CARBON 15K OHM 1 5W J 1 R923 CRD25TJ153T RES CARBON 15K OHM 1 4W J 1 R924 CRD20TJ153T RES CARBON 15K OHM 1 5W J 1 R925 CRD20TJ103T RES CARBON 10K O...

Page 25: ...R895 CRD20TJ301T RES CARBON 300OHM 1 5W J 1 R896 CRD20TJ301T RES CARBON 300OHM 1 5W J 1 R897 CRD20TJ301T RES CARBON 300OHM 1 5W J 1 Ref Part Number Description Value Qty COP11930H VIDEO PCB ASS Y ASS...

Page 26: ...BON 75 OHM 1 5W J 1 R461 CRD20TJ102T RES CARBON 1K OHM 1 5W J 1 R466 CRD20TJ102T RES CARBON 1K OHM 1 5W J 1 R471 CRD20TJ102T RES CARBON 1K OHM 1 5W J 1 R491 CRD20TJ750T RES CARBON 75 OHM 1 5W J 1 R492...

Page 27: ...2 CCUS1H332KC CAP CHIP 3300PF 1 C313 CCUS1H332KC CAP CHIP 3300PF 1 C314 CCUS1H332KC CAP CHIP 3300PF 1 C317 CCUS1H223KC CAP CHIP 0 022UF 1 C318 CCUS1H223KC CAP CHIP 0 022UF 1 C319 CCUS1H223KC CAP CHIP...

Page 28: ...P 0 1UF 1 C722 CCUS1H104KC CAP CHIP 0 1UF 1 C723 CCUS1H473KC CAP CHIP 0 047UF 1 C725 CCUS1H104KC CAP CHIP 0 1UF 1 C727 CCUS1H104KC CAP CHIP 0 1UF 1 C729 CCUS1H104KC CAP CHIP 0 1UF 1 C731 CCUS1H104KC C...

Page 29: ...10K OHM 1608 4 1 RN62 CRJ104DJ103 RES ARRAY 10K 1608 10K OHM 1608 4 1 RN63 CRJ104DJ103 RES ARRAY 10K 1608 10K OHM 1608 4 1 RN64 CRJ104DJ101 RES CHIP NETWORK 1 16W 100 ohm 1608 4 100 OHM 1608 4 1 RN65...

Page 30: ...CHIP 470K OHM 1 R250 CRJ10DJ103T RES CHIP 10K OHM 1 R253 CRJ10DJ4R7T RES CHIP 4 7 OHM 1 R254 CRJ10DJ4R7T RES CHIP 4 7 OHM 1 R256 CRJ10DJ4R7T RES CHIP 4 7 OHM 1 R257 CRJ10DJ4R7T RES CHIP 4 7 OHM 1 R258...

Page 31: ...RJ10DJ512T RES CHIP 5 1K OHM 1 R372 CRJ10DJ512T RES CHIP 5 1K OHM 1 R373 CRJ10DJ512T RES CHIP 5 1K OHM 1 R374 CRJ10DJ103T RES CHIP 10K OHM 1 R375 CRJ10DJ512T RES CHIP 5 1K OHM 1 R376 CRJ10DJ512T RES C...

Page 32: ...S CHIP 3 3K OHM 1 R777 CRJ10DJ102T RES CHIP 1K OHM 1 R778 CRJ10DJ103T RES CHIP 10K OHM 1 R782 CRJ10DJ272T RES CHIP 2 7K OHM 1 R783 CRJ10DJ272T RES CHIP 2 7K OHM 1 R784 CRJ10DJ473T RES CHIP 47K OHM 1 R...

Page 33: ...CAP ELECT 100UF 16V 1 C630 CCEA1CH101T CAP ELECT 100UF 16V 1 C703 CCEA1CH101T CAP ELECT 100UF 16V 1 C706 CCEA1CH101T CAP ELECT 100UF 16V 1 C717 CCEA1CH101T CAP ELECT 100UF 16V 1 C720 CCEA1AH471T CAP E...

Page 34: ...ER 1 CN72 CJP17GA117Z WAFER WAFER 1 C732 CCEA0JKR322 CAP ELECT 2200UF 6 3V 1 IC36 HVIL7808CP I C REGULATOR 8V 1 IC37 HVINJM7908F I C REGULATOR 1 JK11 CJJ4R019W TERMINAL IN OUT TERMINAL 1 JK12 CJJ4P014...

Page 35: ...Voltage VCE V C o l l e c t o r C u r r e n t I C A Without Heatsink Natural Cooling D C 100m s 10m s 80 60 40 20 3 5 0 0 25 50 75 100 125 150 Ambient Temperature Ta C M a x i m u m P o w e r D i s s...

Page 36: ...CE 4V 0 2 0 5 5 8 1 Collector Current IC A D C C u r r e n t G a i n h F E 1000 500 5000 10000 50000 125 C 25 C 30 C 0 02 0 1 1 8 0 20 40 120 100 80 60 C u t o f f F r e q u e n c y f T M H Z VCE 12V...

Page 37: ...on gate and double layer metal wiring C2MOS technology The internal circuit is composed of 3 stages including buffer output which enables high noise immunity and stable output The device is designed t...

Page 38: ...on gate and double layer metal wiring C2MOS technology The internal circuit is composed of 3 stages including buffer output which enables high noise immunity and stable output The device is designed t...

Page 39: ...11 13 1A to 6A data inputs 2 4 6 8 10 12 1Y to 6Y data outputs 7 GND ground 0 V 14 VCC positive supply voltage Fig 1 Pin configuration Fig 2 Logic symbol Fig 3 IEC logic symbol Fig 4 Functional diagra...

Page 40: ...44 43 42 41 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 INT1 BOUT TVDD DVDD DVSS XTO XTI TEST3 MCKO2 MCKO1 COUT UOUT VOUT SDTO2 BICK...

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Page 42: ...4053B is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology available in DIP and SOP packages The HCF4053B analog multiplexer demultiplexer is a digitally controlled an...

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Page 44: ...DESCRIPTION CLK Clock The system clock input All other inputs are referenced to the SDRAM on the rising edge of CLK CKE Clock Enable Controls internal clock signal and when deactivated the SDRAM will...

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Page 47: ...V L7808CD2T L7808CP L7808CF L7808CT L7885C L7885CV L7885CD2T L7885CP L7885CF L7885CT L7809C L7809CV L7809C V L7809CD2T L7809CP L7809CF L7809CT L7810C L7810CV L7810CD2T L7810CP L7812 L7812T L7812C L78...

Page 48: ...V L7808CD2T L7808CP L7808CF L7808CT L7885C L7885CV L7885CD2T L7885CP L7885CF L7885CT L7809C L7809CV L7809C V L7809CD2T L7809CP L7809CF L7809CT L7810C L7810CV L7810CD2T L7810CP L7812 L7812T L7812C L78...

Page 49: ...V L7808CD2T L7808CP L7808CF L7808CT L7885C L7885CV L7885CD2T L7885CP L7885CF L7885CT L7809C L7809CV L7809C V L7809CD2T L7809CP L7809CF L7809CT L7810C L7810CV L7810CD2T L7810CP L7812 L7812T L7812C L78...

Page 50: ...8CD2T L7912CD2T L7915CD2T L7918CD2T L7920CD2T L7922CD2T L7924CD2T L7905CP L7906CP L7908CP L7912CP L7915CP L7918CP L7920CP L7924CP L7905CT L7952CT L7906CT L7908CT L7912CT L7915CT L7918CT L7920CT L7922C...

Page 51: ...D2T L7915CD2T L7918CD2T L7920CD2T L7922CD2T L7924CD2T L7905CP L7906CP L7908CP L7912CP L7915CP L7918CP L7920CP L7924CP L7905CT L7952CT L7906CT L7908CT L7912CT L7915CT L7918CT L7920CT L7922CT L7924CT 5V...

Page 52: ...Pin Assignment DIP16 MFP16 No 6037 2 8 LC72723 LC72723M Block Diagram harman kardon AVR137 230 Service Manual Page 52 of 87 All manuals and user guides at all guides com...

Page 53: ...f 2 85V This device is an excellent choice for use in battery powered applications as active terminators for the SCSI bus and portable computers The LM1117 features very low quiescent current and very...

Page 54: ...f 2 85V This device is an excellent choice for use in battery powered applications as active terminators for the SCSI bus and portable computers The LM1117 features very low quiescent current and very...

Page 55: ...ransfers are terminated by a Stop condition after an Ack for Write and after a NoAck for Read Table 2 Signal Names Power On Reset VCC Lock Out Write Protect In order to prevent data corruption and ina...

Page 56: ...26 25 24 23 22 20 19 18 17 DQ1 DQ9 A6 A5 DQ6 DQ13 44 39 38 37 36 35 34 33 A11 A10 DQ10 21 DQ12 40 43 1 42 41 A17 A8 A18 DQ3 DQ9 DQ2 A6 DQ0 W A3 RB DQ6 A8 A9 DQ13 A17 A10 DQ14 A2 DQ12 DQ10 DQ15A 1 VCC...

Page 57: ...m useful in a wide range of applications Each type employs internal current limiting thermal shut down and safe operating area protection making it essentially indestructible If adequate heat sinking...

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Page 59: ...al Excessive Voltage Protection Circuit zInternal Short Circuit Current Limit zInternal Thermal Overload Protection zBipolar Technology zPackage Outline TO 252 PIN CONFIGURATION ABSOLUTE MAXIMUM RATIN...

Page 60: ...k 20k 20k 20k 16 10 14 2 1 15 11 8 12 6 4 6dB Amp 75 Driver S3 S2 S4 S1 20k 20k 20k S5 S6 S7 Vin1 Vin2 Vin3 Vin4 Vin5 SW3 SW4 SW5 SW1 SW2 V GND V Vout3 Vout2 Vout1 6dB Amp 6dB Amp 75 Driver 75 Driver...

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Page 65: ...T 23 5 Pin No Symbol 1 OUT 2 VDD 3 GND 4 NC 5 NC Pin No Symbol 1 OUT 2 VDD 3 GND Pin No Symbol 1 OUT 2 VDD 3 GND 1 2 3 mark side 1 2 3 mark side 1 2 3 mark side 5 4 R 5VL 5 harman kardon AVR137 230 Se...

Page 66: ...5 Pin No Symbol 1 OUT 2 VDD 3 GND 4 NC 5 NC Pin No Symbol 1 OUT 2 VDD 3 GND Pin No Symbol 1 OUT 2 VDD 3 GND 1 2 3 mark side 1 2 3 mark side 1 2 3 mark side 5 4 harman kardon AVR137 230 Service Manual...

Page 67: ...Pump Capacitor 6 V Inverted Voltage Terminal 7 T2OUT Second Transmitter Output Voltage 8 R2IN Second Receiver Input Voltage 9 R2OUT Second Receiver Output Voltage 10 T2IN Second Transmitter Input Vol...

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Page 80: ...N66 SL CN61 CEN CN64 SR CN63 FL CN65 SBL SL AVR132 144 145 CN62 FR CN67 SBR CN61 CN65 Adjust for Adjustment 25 92mV 5 CN64 25 92mV 5 25 92mV 5 25 92mV 5 25 92mV 5 CN63 CN62 Channel Front Left Front Ri...

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