Denon AVR-3310CI Service Manual page 57

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3 7 63 1515 0
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
Output Y : CX111-7pin
Output Cb : CX111-5pin
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L 13942296513
Output Cr : CX111-3pin
Check input of video driver.
Input Y : IC305-15in
Input Cb : IC305-17pin
Input Cr : IC305-13pin
Check output of video driver.
Output Y : IC305-22pin
Output Cb : IC305-20pin
Output Cr : IC305-24in
Check input/output of COMPONENT selec-
tor.
Input Y : IC501-6pin
Input Cb : IC501-8pin
Input Cr : IC501-10pin
Output Y : IC501-34pin
Output Cb : IC501-32pin
Output Cr : IC501-30pin
Check input/output of AMP.
Input Y : IC504-1pin
Input Cb : IC504-3pin
Input Cr : IC504-5pin
Output Y : IC504-13pin
Output Cb : IC504-11pin
Output Cr : IC504-9pin
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Check Output of cable between main unit
.
and monitor or Check monitor .
Unless specified, 8U-210081-1 A.VIDEO UNIT part.
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Input
YES
NG
OK
NG
OK
NG
OK
UNIT.
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
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y
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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 AMP settings.
IC503-7pin : H(5V)
OK
Check soldering of IC503 and
surrounding parts.
Check soldering of CX111.
Q Q
3 6 7 1 3
Check CX151 soldering, or DIGITAL
UNIT flaw.
Check soldering of IC305.
Check soldering of IC501 surround-
ing parts and CX141 Or DIGITAL
UNIT flaw.
Check AMP settings.
IC504-7pin : H(5V)
OK
Check soldering of IC504.
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.
57
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Check CX141 soldering, or DIGI-
NG
TAL UNIT flaw.
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co
9 9
2 8 9 9