RB1G
CHASSIS
W900A/904A/905A
Troubleshooting
3-5-16. NO PICTURE: LD Models only
3-5.No Picture
Size
B* Board Type
G* Board
Type
OTHERS JP
40”
BA2 S
BA2 W
G1A
No Picture
40
BA2-S
BA2-W
G1A
46”
BA2-S BA2-W
G1A
55”
BA2-S
BA2-W
G1B
All blue picture is on?
(Factory SW is booted.)
No
Replace
the B-Tcon, Tcon-LD*
FFC
NG
Check the G*- LD*
Harness
Change B* Board
OK
NG
(
y
)
B* Board
Yes
FFC
B-Tcon, Tcon-LD*
B* Board
Harness
NG
Symptom
improvement
Symptom
improvement
・
B Board
FFC
B Board
Harness
LCD Panel
(T-con, LD*)
Change G* Board
NG
Tuner
No Picture
HDMI No Picture
G* Board
Symptom
improvement
EXT. Video Input
No Picture
198
Summary of Contents for BRAVIA KDL-55W900A
Page 2: ...SERVICE MANUAL COMMON SERVICE MANUAL COMMON RB1G CHASSIS Segment HG LCD TV LCD TV ...
Page 118: ...RB1G CHASSIS W900A 904A 905A Troubleshooting 3 4 RB1 Analog Signal Path 118 ...
Page 149: ...RB1G CHASSIS W900A 904A 905A Troubleshooting Troubleshooting Reference BA2S SIDE B IC2201 149 ...
Page 159: ...RB1G CHASSIS W900A 904A 905A Troubleshooting Troubleshooting Reference BA2S SIDE B IC2201 159 ...
Page 232: ...RB1G CHASSIS W900A 904A 905A 5 2 Block Diagram Diagrams g 5 2 1 EUROPE 232 ...
Page 233: ...RB1G CHASSIS W900A 904A 905A 5 2 Block Diagram Diagrams 5 2 Block Diagram 5 2 2 JAPAN 233 ...
Page 234: ...RB1G CHASSIS W900A 904A 905A 5 2 Block Diagram Diagrams g 5 2 3 UC 234 ...
Page 236: ...RB1G CHASSIS W900A 904A 905A 5 2 Block Diagram Diagrams 5 2 Block Diagram 5 2 5 CHINA HK 236 ...
Page 237: ...RB1G CHASSIS W900A 904A 905A 5 2 Bl k Di Diagrams 5 2 Block Diagram 5 2 6 TAIWAN COL 237 ...
Page 238: ...RB1G CHASSIS W900A 904A 905A 2 Diagrams 5 2 Block Diagram 5 2 7 PAN ASIA 238 ...