No Video Signal From Ypbpr Input Or Av3 (D-Sub) Or Hdmi; No Sound Output On Headphones - Bang & Olufsen BeoVision 10-40 Service Manual

Fault symptom:
No video signal from AV2 or AV3
(CVBS)
Possible causes:
PCB14, Main
Fault symptom:
No video signal from YPbPr input or
AV3 (D-Sub) or HDMI
Fault symptom:

No sound output on headphones

Possible causes:
PCB14, Main
PCB32, DSM
PCB59, Camera
Connect a signal source to AV3 D-SUB (VGA)
or HDMI
1: Press MENU
2: Select CONNECTIONS
3: Select AV3
4: Remember the selected source button, e.g. PC
5: Set HDMI = A or B, if used
6: Set VGA = Yes, if used
7: Press the selected source button, e.g. PC
Is the picture OK?
Replace PCB14,
Main
Connect a video source to AV2 (CVBS)
1: Press MENU
2: Select CONNECTIONS
3: Select AV2
4: Remember the selected source button, e.g.
V.AUX
5: Set HDMI = NONE
6: Set YPbPr = NO
7: Press the selected source button, e.g. V.AUX
Is the picture OK?
Replace PCB14,
Main
----------------------
Maybe PW328 fault
Confirm signal on Confirm signal on
PCB59, Camera JM2 PCB14, Main J32
Pin 8 + Pin 10 Pin 20 + Pin 21
Pin 9 = GND Pin 19 = GND
All OK?
Replace PCB59, Replace PCB14,
Camera
Go to page 2.6.
Cannot display any
video sources at all
Go to page 2.7.
No video signal
from AV2 or AV3
(CVBS)
Replace PCB32,
DSM
All OK?
Main
Fault flow chart 2.7
No
Yes