Denon AVR-3310CI Service Manual page 50

QQ
L
3 7 63 1515 0
Check
+5VA : CY152-13,14pin
-5VA : CY152-12pin
+5VD : CX141-1pin
Check input/output of analog SW.
Input Y : IC102-13pin
Input C : IC106-13pin
Output Y : IC102-3pin
Output C : IC106-3pin
Check input/output of AMP.
Input Y : IC113-5pin
Input C : IC114-5pin
Output Y : IC113-7pin
Output C : IC114-7pin
Check input/output of analog SW.
Input Y : IC104-2pin
Input C : IC104-15pin
Output Y : IC104-3pin
Output C : IC104-13pin
TE
L 13942296513
Check input/output of AMP.
Input Y : IC111-3pin
Input C : IC111-5pin
Output Y : IC111-1pin
Output C : IC111-7pin
Check cable between main unit and mon-
itor or Check monitor .
Unless specified, 8U-210081-1 A.VIDEO UNIT part.
www
.
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Input
S
YES
5VA and +5VD.
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
x ao
y
i
AVR-3310CI/AVR-3310/AVR990/AVC-3310
http://www.xiaoyu163.com
8
To troubleshooting 1.1 Power not
turn on.
Check analog SW settings.
IC102-9,10,11pin : L(0V)
IC102-6pin : L(0V)
IC106-9,10,11pin : L(0V)
IC106-6pin : L0V)
OK
Check soldering of IC102 and IC106.
Check soldering of IC113, IC114
and surrounding parts.
Check analog SW settings.
IC104-10pin : L(0V)
IC104-9pin : H(+5V)
Q Q
3 6 7 1 3
OK
Check soldering of IC104.
Check soldering of IC111.
u163
.
50
2 9 9 4 2 8
Check IC301, IC303 and CX141
NG
soldering, or DIGITAL UNIT flaw.
Check IC301 and CX141 solder-
NG
ing, or DIGITAL UNIT flaw.
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9