Denon AVR-4810CI Service Manual page 59

Q
Input
COMPONENT
YES
Check ± 5VA, +5VD and +9VA.
+5VA : CY152-13,14pin
-5VA : CY152-12pin
+5VD : CX141-1pin
+9VA : CY152-15pin
OK
Check input/output of COMPONENT.
selector
Input Y : IC501-48pin
Input Cb : IC501-2pin
Input Cr : IC501-4pin
Output Y : IC501-34pin
Output Cb : IC501-32pin
Output Cr : IC501-30pin
OK
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
OK
Check output to 8U-310030 DIGITAL
UNIT.
Output Y : CX111-7pin
Output Cb : CX111-5pin
Output Cr : CX111-3pin
OK
Check input of video driver.
Input Y : IC305-15in
Input Cb : IC305-17pin
Input Cr : IC305-13pin
OK
Check output of video driver.
Output Y : IC305-22pin
Output Cb : IC305-20pin
Output Cr : IC305-24in
OK
Check input/output of Relay.
Input Y : RL401-7pin
Input Cb : RL401-8pin
Input Cr : RL402-7pin
Output Y : RL401-5pin
Output Cb : RL401-6pin
Output Cr : RL402-5pin
TR401-B : H(5V)
OK
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
OK
Check Output of cable between main unit
and monitor or Check monitor .
※ Unless specified, 8U-210063-1 A.VIDEO UNIT part.
To troubleshooting 1.1 Power not
NG
turn on.
Check IC501 and CX141
NG
soldering, or DIGITAL UNIT flaw.
Check AMP settings.
NG
IC503-7pin : H(5V)
OK
Check soldering of IC503 and
surrounding parts.
NG
Check soldering of CX111.
Check CX151 soldering, or DIGITAL
NG
UNIT flaw.
NG
Check soldering of IC305.
Check soldering of RL401, R402,
NG
TR401, IC303 and surrounding parts
and CX121 or DIGITALUNIT flaw.
Check AMP settings.
NG
IC504-7pin : H(5V)
OK
Check soldering of IC504.
59
AVR-4810CI/AVR-4810
Check CX141 soldering, or DIGI-
NG
TAL UNIT flaw.