Denon DBP-1611UD

33
3.3.Analogaudiodoesntoutput.
CheckthepowersupplyvoltageforU801.
・
12V (U8018pin11VUpper)
・
-12V (U8014pin-12VLow
）
CheckthepowersupplyvoltageforU802.
・
V(U80211pin)
ChecktheinputandoutputvoltageforU702.
Checksoldering.
・
U702(NM78M0)CE20C88
CheckthecathodevoltageforD(2pin).
・
Reproducing:-6V(Low)
ReplacetheMAINUNIT.
CheckthedigitalinputsiginalforU802.
・
AOMCL (U802pin) MaterClock
・
AOSDATA0(U8026pin) DigitalData
・
AOBC (U8027pin) BitClock
・
AOLRC (U8028pin) LRClock
ReplacetheU802.
CheckthemutecontrolsignalandERODetect
signalforU802(DAC)(:eroDetect).
・
MUCAMUTE (Low)
・
MT830AMUTE(Low)
・
U80216pin(Low)
Checksoldering.
・
21D86612181613
ChecktheaudiooutputforU801.
・
Lch(U8011pin)
・
Rch(U8017pin)
Checksoldering.
・
U801C39R967R963C967R96R964
C964C40R968R96C968R966R97
C96
CheckthePOWERUNIT.
N.G.
N.G.
N.G.
N.G.
O..
O..
O..
O..
O..
N.G.
Replacethe861.
O..