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harman/kardon
Service Bulletin
Service bulletin # HK2004-04 October 2004
Warranty labor rate: MAJOR repair
To: All harman/kardon Service Centers
Model: AVR430, AVR630
Subject: Rewiring Bias/Fan cables
In the event you receive an AVR430 or AVR630 with the complaint: “the unit intermittently goes in
standby or the fan runs constantly” perform the following modification. Please note other
component or connection failures can cause the unit to go in to standby.
Synopsis: Hard wire Bias/Fan cables (7 cables, 12 connectors) from Bias PCB’s to main PCB, surround PCB.
Recheck all bias voltages.
1) Remove the top cover
2) Remove the DSP and Processor boards.
3) Locate and identify Bias cables connecting Bias and Surround PCB’s to main PCB:
MAIN PCB Location: P805, N801, N802, N803, N804
SURROUND PCB Location: N301, P307
BIAS PCB Location: P812, P813, P814, P815, P816
20
AVR430/630
harman/kardon
Содержание AVR 430
Страница 18: ... Tue Jan 13 17 16 23 2004 0 harman kardon 18 ...
Страница 19: ...sch 1 Tue Jan 13 17 17 50 2004 harman kardon 19 ...
Страница 28: ...AVR630_block_MP sch 1 Mon Jan 12 14 41 38 2004 28 ...
Страница 29: ...29 ...
Страница 75: ...IC BLOCK DIAGRAMS 1 M74HCU04 DSP PART IC701 702 2 CS42528 DSP PART IC700 AVR430 AVR630 harman kardon 75 ...
Страница 76: ...4 TOTX179L DSP PART NJ76 TORX179L DSP PART NJ74 NJ75 SUPPLY PART NJ79 TC9273F u AVR430 AVR630 harman kardon 76 ...
Страница 78: ...8 UPD70F3033BGF DSP PART IC600 AVR430 AVR630 harman kardon 78 ...
Страница 83: ...22 TSH95 VIDEO PART IC17 23 MPD4721 VIDEO PART IC50 AVR430 AVR630 harman kardon 83 ...
Страница 84: ...24 K4S161622D TC80 DSP PART IC805 AVR430 AVR630 harman kardon 84 ...
Страница 85: ...25 M24C04 DSP PART IC603 26 74VHC2441A DSP PART IC802 74VHCT24A DSP PART IC801 AVR430 AVR630 harman kardon 85 ...
Страница 86: ...27 2C74763M VIDEO PART IC22 28 FL HCA 18LL03 FRONT PART DP10 AVR430 AVR630 harman kardon 86 ...
Страница 87: ...3 PROCESSOR APRT IC6 IC10 AVR430 AVR630 harman kardon 87 ...
Страница 89: ...32 BU4053BF VIDEO PART IC16 33 CS5361 DSP PART IC112 IC113 IC114 IC115 AVR430 AVR630 harman kardon 89 ...
Страница 90: ...CS49400 DSP PART IC800 AVR430 AVR630 harman kardon 90 ...
Страница 99: ...AVR430 AVR630 harman kardon 99 ...
Страница 103: ...DSP BOARD TOP VIEW AVR430 AVR630 harman kardon 103 ...
Страница 104: ...DSP BOARD BOTTOM VIEW AVR430 AVR630 harman kardon 104 ...
Страница 105: ...PROCESSOR BOARD TOP VIEW AVR430 AVR630 harman kardon 105 ...
Страница 106: ...PROCESSOR BOARD BOTTOM VIEW AVR430 AVR630 harman kardon 106 ...
Страница 107: ...MAIN AMP BOAR D AVR430 AVR630 harman kardon 107 ...
Страница 108: ...FRONT BOARD BOTTOM VIEW AVR430 AVR630 harman kardon 108 ...
Страница 109: ...FRONT BOARD TOP VIEW AVR430 AVR630 harman kardon 109 ...
Страница 110: ...VIDEO BOARD BOTTOM VIEW AVR430 AVR630 harman kardon 110 ...
Страница 111: ...VIDEO BOARD TOP VIEW AVR430 AVR630 harman kardon 111 ...
Страница 112: ...SUPPLY BOARD AVR430 AVR630 harman kardon 112 ...
Страница 113: ...BACK SURROUND BOARD AVR430 AVR630 harman kardon 113 ...
Страница 114: ...114 ...
Страница 115: ...115 ...
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Страница 117: ...117 ...
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Страница 123: ... æ ˆł œ ı æ AVR430 AVR630 harman kardon 123 ...
Страница 124: ... æ ˆł ı æ AVR430 AVR630 harman kardon 124 ...
Страница 125: ...125 ...