Denon AVR-3310CI Service Manual page 60

T
Input
CVBS
YES
Check ± 5VA and +5VD.
+5VA : CY152-13,14pin
-5VA : CY152-12pin
+5VD : CX141-1pin
OK
Check input/output of analog SW.
Input : IC109-13pin
Output : IC109-3pin
OK
Check input/output of AMP.
Input : IC115-5pin
Output : IC115-7pin
OK
Check output to 8U-310039 DIGITAL
UNIT.
Output V : CX111-1pin
OK
To troubleshooting 3.HDMI/DVI.
※ Unless specified, 8U-210081-1 A.VIDEO UNIT part.
To troubleshooting 1.1 Power not
NG
turn on.
Check analog SW settings.
NG
IC109-9,10,11pin : L(0V)
IC109-6pin : L(0V)
Check soldering of IC109.
Check soldering of IC115 and
NG
surrounding parts.
NG
Check soldering of CX111.
60
AVR-3310CI/AVR-3310/AVR990/AVC-3310
Check IC301, IC303 and CX141
NG
soldering, or DIGITAL UNIT flaw.
OK