No audio
Audio out OK?
YES
SMPS Check
YES
L616 Re-soldering
IC603(Pin8)
12V OK?
NO
NO
CN701 Pin4
12V OK?
Q614(Pin2)
LOW?
NO
Q617 Re-soldering
YES
IC607
Pin6,7,8 I2S output
OK?
NO
IC201 Check
YES
IC607
Pin14,15 audio output
before amplifying
OK?
NO
IC607 Check
YES
L618, L619,
JK602(Pin2,5)
soldering OK?
NO
Re-soldering
YES
TP633,
TP628 audio output
OK?
NO
IC603 Check
YES
7. AUDIO (ANALOG)
ELECTRICAL TROUBLESHOOTING GUIDE
3-34
Содержание M56
Страница 14: ...MEMO 2 7...
Страница 54: ...5 AUDIO PART S PDIF 15 7601_AUD0_SPDIF 15 3 40...
Страница 57: ...BLOCK DIAGRAMS 1 OVERALL BLOCK DIAGRAM 3 43...
Страница 65: ...MEMO...
Страница 80: ...3 79 38 80 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW...
Страница 81: ...3 81 3 82 2 SMPS P C BOARD TOP VIEW BOTTOM VIEW...
Страница 82: ...3 M56 FPP SUB USB P C Boards TOP VIEW BOTTOM VIEW 3 83 3 84...
Страница 83: ...3 85 3 86 4 FRONT TIMER P C BOARD TOP VIEW BOTTOM VIEW...
Страница 84: ...6 WI FI P C BOARD TOP VIEW 5 ANALOG 7 1CH P C BOARD TOP VIEW 3 87 3 88 BOTTOM VIEW BOTTOM VIEW...
Страница 85: ...3 89 3 90 MEMO MEMO...
Страница 97: ...MEMO...
Страница 98: ...4 12 4 11 CIRCUIT DIAGRAM...
Страница 100: ...4 15 4 16 PRINTED CIRCUIT BOARD DIAGRAMS TOP VIEW...
Страница 101: ...4 17 4 18 BOTTOM VIEW...