Denon AVR-2313CI Service Manual page 85

A
Input
CVBS,COMPONENT
Is the power supply voltage
correctly output?
V+5V : CP4800-4pin
V-5V : CP4800-1pin
(VIDEO B'D)
YES
Check on set value of each IC.
VSDA : N3402 4PIN
VSCL : N3402 2PIN
Refer to 86 page.
(HDMI B'D)
YES
Is the signal input to video
decoder (U1302)?
<Input signal>
V : R1309
COMPONENT(Y) : R1306
COMPONENT(Cb) : R1308
COMPONENT(Cr) : R1307
(HDMI B'D)
YES
• Monitor Out (V/COMPONENT)
VIDEO B'D flaw.
V/COMPONENT : B- w
• HDMI Out
To Troubleshooting "3.HDMI/
DVI" (Refer to 89 page.)
REGULATOR B'D flaw.
NO
VIDEO B'D and REGULATOR
B'D and connection of the wire
are defective.
NO
HDMI B'D flaw.
FRONT CONNECTOR B'D flaw
or defective connection of the
connector.
NO
The parts between
CONNETOR(N3401) and U1302
are defective
VIDEO B'D flaw.
V/COMPONENT : B- q
85