Denon AVR-3310CI Service Manual page 49

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COMPONENT
Check 5VA, +5VD and +9VA.
+5VA : CY152-13,14pin
-5VA : CY152-12pin
+5VD : CX141-1pin
+9VA : CY152-15pin
Check input/output of COMPONENT
selector.
Input Y : IC501-48pin
Input Cb : IC501-2pin
Input Cr : IC501-4pin
Output Y : IC501-27pin
Output Cb : IC501-24pin
Output Cr : IC501-21pin
Check input/output of AMP.
Input Y : IC503-1pin
Input Cb : IC503-3pin
Input Cr : IC503-5pin
Output Y : IC503-13pin
Output Cb : IC503-11pin
Output Cr : IC503-9pin
Check output to 8U-310039 DIGITAL
TE
UNIT.
L 13942296513
Output Y : CX111-7pin
Output Cb : CX111-5pin
Output Cr : CX111-3pin
Check input of video driver
Input Y : IC305-2pin
Input C : IC305-4pin
Check output of video driver.
Output Y : IC305-34pin
Output C : IC305-32pin
Check input/output of analog SW.
Input Y : IC104-5pin
Input C : IC104-14pin
Output Y : IC104-3pin
Output C : IC104-13pin
Check input/output of AMP.
Input Y : IC111-3pin
Input C : IC111-5pin
Output Y : IC111-1pin
Output C : IC111-7pin
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Check cable between main unit and mon-
itor or Check monitor .
.
Unless specified, 8U-210081-1 A.VIDEO UNIT part.
http://www.xiaoyu163.com
Input
YES
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
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AVR-3310CI/AVR-3310/AVR990/AVC-3310
http://www.xiaoyu163.com
8
To troubleshooting 1.1 Power not
turn on.
Check IC501 and CX141 soldering,
or DIGITAL UNIT flaw.
Check IC503 soldering, or check
AMP settings.
IC503-7pin : H(5V)
OK
Check soldering of IC503 and
surrounding parts.
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3 6 7 1 3
Check soldering of CX111.
Check CX151 soldering, or DIGITAL
UNIT flaw.
Check soldering of IC305.
Check analog SW settings.
IC104-10pin : H(+5V)
IC104-9pin : L(0V)
OK
Check soldering of IC104.
Check soldering of IC111.
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49
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Check IC301 and CX141 soldering,
NG
or DIGITAL UNIT flaw.
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9 9
2 8 9 9