Denon AirPlay AVR-3311CI, Service Manual

Page: 66 / 216

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