Marantz UD9004/U1B - Trouble Shooting

33
UD9004
TROUBLE SHOOTING
1. 8U-37AK510101, 8U-37AK510201, 8U-37AK510301, 8U-37AK520501
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8U-37AK550001(MAIN UNIT) ・[CY252]:8U-37AK550001
・[CY252]input signal. ・[CY253]:8U-37AK550001
・[CY253]input signal. ・Check FFC cable insertion
O.K.
Check DATA Si
g
nal
8U-37AK510101
・[QA31]
3,5,18,19,42pin(WCK=16/8/4fs,
BCK=512/256/128fs,
DATA,MCK=512/256/128fs)
Check soldering, FFC cable
8U-37AK510201 ・[JA51]:8U-37AK510101
・[QX31] ・[JA52]:8U-37AK510101
3,5,18,19,42pin(WCK=16/8/4fs, ・[JX53]:8U-37AK510201
BCK=512/256/128fs, ・[JG53]:8U-37AK510301
DATA,MCK=512/256/128fs) ・[JX54]:8U-37AK510301
・[JS53]:8U-37AK520501
8U-37AK510301 ・Check FFC cable insertion
・[QG31][QW31]
3,5,18,19,42pin(WCK=16/8/4fs,
BCK=512/256/128fs,
DATA,MCK=512/256/128fs)
8U-37AK520501
・[QA31]
3,5,18,19,42pin(WCK=16/8/4fs,
BCK=512/256/128fs,
DATA,MCK=512/256/128fs)
N.G.
N.G.