Analog Video - Denon AVR-S510BT Service Manual

2. Analog video

MONITOR OUT(CVBS) Output NG
Check ± 5V
+5V : C7810
-5V : C7811
YES
Check output
Output V :
YES
Check cable between AMP and monitor
or Check monitor.
VIDEO test point
VIDEO PCB (B SIDE)
NO
The power supply circuitry is
defective.
Check input
NO
(When the SAT/CBL function)
IC781-1pin
Vin3 :
Check set value of IC.
SW2 : IC781-10pin : 3.3V : OK
SW5 : IC781-2pin : 3.3V : OK
The IC781 and surrounding
circuitry is defective.
Output V
NO
IC781-7pin
YES
NO
YES
SW2
+5V
SW5 Input V -5V
36
Check pattern from JK781 to IC781 and
check cable between AMP and player
or check player .
CPU(IC711) flaw.