Denon AVR-3311CI Service Manual page 66

C
Input
CVBS/S/COMPONENT
Check input signal of VIDEO DECODER
(U1100).
HDMI B'D
V : L4920
S-Y : L4924
S-C : L4925
COMPONENT-Y : L4923
COMPONENT-Cb : L4922
COMPONENT-Cr : L4921
OK
COMPONENT OUT : NG
Check output signal from VIDEO
DECODER(U2001).
HDMI B'D
COMPONENT-Y : L4919
COMPONENT-Cb : L4918
COMPONENT-Cr : L4917
Extend HDMI B'D using a jig.
Check output of selector (U2003).
COMPONENT-Y : JV94
COMPONENT-Cb : JV169
COMPONENT-Cr : JV107
Check cable between main unit and
monitor or check monitor.
Check signal detection.
NG HDMI B'D
Check FRONT CONNECTOR B'D
flaw, and connection of FRONT
CONNECTOR B'D or HDMI B'D
and VIDEO B'D.
HDMI OUT : NG
NG
HDMI B'D flaw
OK
Check input of selector (U2003).
NG
COMPONENT-Y : JV25
COMPONENT-Cb : JV184
COMPONENT-Cr : JV185
Check soldering of U2003.
OK
V_L4903 : H(+3.3V)
S_L4904 : H(+3.3V)
COMPONENT_L4902 : H(+3.3V)
OK
OK
b Unless specified, VIDEO B'd part.
66
NG Input CVBS : to A
Input S : to B
Input COPONENT : to D
To troubleshooting 3.HDMI/DVI.
Check FRONT CONNECTOR B'D
NG
flaw, and connection of FRONT
CONNECTOR B'D or HDMI B'D
and VIDEO B'D.