Sony XBR-55X900H Service Manual page 62
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Also See for XBR-55X900H:
- Service manual (108 pages) ,
- Reference manual (47 pages) ,
- Service manual (101 pages)
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2020/06/27 06:31:32 (GMT+09:00)
4.2 : No Picture (BM5/BM5S)
No Picture
Video
No Picture
Check if input OSD
is GREY OUT
OK if it is highlighted
OK
Check wave between
C2825 and IC1000
OK (Vpp: 0.56 V)
Muffin [IC1000]
Problem
SECTION 1
T R O U B L E S H O O T I N G
*
Check J2800
NG
NG (Vpp: 0V)
Connection,
VIDEO_DET
At R2841
OK (Vpp: 3.3 V)
**
Detailed check all
NG (Vpp: 0V)
parts at VIDEO_DET
signal Path [R2840]
OK (Vpp: 3.3V)
NG (Vpp: 0 V)
J2800 Connector
J2800 Connectivity
Problem
OK Condition : No solder splash can be seen
*
NG Condition : Solder splash can be seen
SECTION 2
S E C T I O N 3
**
Detailed check all parts
at CVBS0P signal path
NG
[R2843/R2844/R2845
/VR2800/D2800
(NX only R2842/C2831)]
OK
Parts Broken
Problem
SECTION 3
SECTION 4
OK Condition : No part short-circuited
**
NG Condition : Part short-circuited
SECTION 5
62
SECTION 6
SYS SET
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Troubleshooting
