
RB1G
CHASSIS
W900A/904A/905A
Troubleshooting
3-2-5. LED Blinking 5x (T-Con Error) (HG and TE Model)
3-2-4. LED Blinking 4x (LED Voltage Error)
5-times blinking
Panel
(T-con)
change
B* Board
NG
4-times blinking
Between 0 98V to 1 23V
Check PANEL_VCC
12.5V at pin 47-51 of
CN8001 on
on the B* Board
G* Board
Panel (T-con)
About 12.5V
NG
OK
Symptom
improvement
Confirm Tcon12V.
Check JL9112
(BACKLIGHT_MON)
on the B* Board
LED driver
Between 0.98V to 1.23V
Replace the Harness
Between G* and Panel
Harness
Symptom
improvement
B* Board
Replace
the LVDS Harness
LVDS Harness
Symptom
improvement
NG
NG
For Ayu2(IC9000) replacement check related section
Size
B* Board Type
G* Board
Type
OTHERS JP
40”
BA2-S BA2-W
G1A
53
46”
BA2-S BA2-W
G1A
55”
BA2-S
BA2-W
G1B
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 ...