3-31
ELECTRICAL TROUBLESHOOTING GUIDE
USB play
Check IC501.
Replace IC352.
IC501
Pin16, 18 USB_HUB_D output
signal OK?
NO
NO
IC352
USB power +5 VU
OK?
YES
A
A
When insert
USB, IC504 Pin1, 2, 3, 4 USB_D
signal OK?
NO
YES
YES
YES
YES
YES
AUX
Check audio cable.
Replace IC202.
Check IC501.
NO
NO
NO
IC202
Pin23,24 AUX input signal
OK?
IC202
Pin41 ADC data output signal
OK?
IC202
Pin42,43,44 I2S input signal
OK?
Содержание CM9530
Страница 11: ...MEMO 1 10 ...
Страница 13: ...MEMO 2 2 ...
Страница 17: ...A60 A61A 651 652 653 653 4 SPEAKER SECTION 4 1 FRONT SPEAKER NS9530F ...
Страница 18: ...A91A 951 952 953 953 A90L 4 2 SUBWOOFER SPEAKER NS9530W LEFT SUBWOOFER ...
Страница 19: ...2 10 A91A 951 952 953 953 A90R SUBWOOFER SPEAKER NS9530W RIGHT SUBWOOFER ...
Страница 78: ...3 79 3 80 PRINTED CIRCUIT BOARD DIAGRAMS 1 SMPS P C BOARD TOP VIEW ...
Страница 80: ...3 83 3 84 2 MAIN P C BOARD TOP VIEW ...
Страница 81: ...3 85 3 86 MAIN P C BOARD BOTTOM VIEW ...
Страница 82: ...3 87 3 88 3 VOLUME P C BOARD TOP VIEW ...
Страница 83: ...3 89 3 90 VOLUME P C BOARD BOTTOM VIEW ...
Страница 84: ...3 91 3 92 4 VFD P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 85: ...3 93 3 94 5 MIC P C BOARD TOP VIEW BOTTOM VIEW 6 PORTABLE P C BOARD TOP VIEW BOTTOM VIEW ...