3-11
ELECTRICAL TROUBLESHOOTING GUIDE OF AUDIO PART
AUX function check
Replace the related part.
Replace the related part.
OK
Check whether
JK201 contacts or not.
Check
μ
-com (IC100)
Pin3, 69 communication.
Refer to SMPS troubleshooting.
Check IC201.
NO
NO
NO
Check
L201, L202, C221, C226,
R242, R243.
Check IC201
Pin14: 5 V,
Pin5, 36, 46: 3.3 V
Check IC201
Pin41 SDOUT.
YES
YES
YES
6. AUX FUNCTION CHECK
Check IC201
CS5346 Pin23, 24 input
waveform.
Check IC201
CS5346 Pin42, 43 output
waveform.
NO
NO
YES
YES
YES
Содержание FA162
Страница 15: ...2 2 MEMO ...
Страница 19: ...A60R A60L 4 SPEAKER SECTION FAS162F ...
Страница 46: ...3 27 7 AUDIO PART I2S ...
Страница 47: ...3 28 MEMO ...
Страница 61: ...3 55 3 56 2 MAIN P C BOARD TOP VIEW ...
Страница 62: ...MAIN P C BOARD BOTTOM VIEW 3 57 3 58 ...
Страница 63: ...3 59 3 60 3 FRONT P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 64: ...3 61 3 62 4 TOUCH P C BOARD TOP VIEW 5 TOUCH SLIDE P C BOARD TOP VIEW BOTTOM VIEW BOTTOM VIEW ...
Страница 65: ...3 63 3 64 MEMO MEMO ...