Vcr/Dvr Monitor Out - Denon AVR-2310 Service Manual

2.3. VCR/DVR MONITOR OUT

F
Input
CVBS/S
Check signal V ± 5, SCPU+5V.
V+5 : CN2005-8pin
V-5 : CN2005-7pin
SCPU+5V : CY141-1pin
OK
Check output of output Video AMP.
DVR Output V : IC2016-33pin
VCR Output Y : IC2016-29pin
VCR Output C : IC2016-31pin
OK
Check cable between main unit
and monitor or Check monitor.
VCR/DVR MONITOR OUT(CVBS/S) output NG
Input Input
CVBS S
F
To troubleshooting
NG
1.1 Power not turn on.
Check input of output Video AMP.
Output V : Q2015 (Collector side)
NG
Output Y : Q2013 (Collector side)
Output C : Q2014 (Collector side)
Check soldering of output Video AMP
and surrounding circuitry.
AVR-2310CI/2310/890, AVC-2310
Input
COMPONENT
No output
NG
OK
30
※ When checking operation, select
SAT/CBL for the function.
Check input selector and Video AMP,
surrounding circuitry soldering.
Input selector:IC2002,IC2003,IC2004
Video AMP :C2005,IC2006
or μCOM UNIT flaw.