XBR-55/65X930D, 65X935D/937D, 75X940D
30
TROUBLE SHOOTING
FLOW
2-5. LED BLINKING 6X (BACKLIGHT ERROR)
Harness /
Connection
broken
6-times blinking
Check Voltage of
BL_ERR_DET
on 21pin of CN401
on DPS
Check
harness/connection
G/LD* board to DPS Board
Voltage ≥ 1.85 V
Symptom
Improvement
Harness
Change
harness
Change
DPS
Change 30P FFC
between DPS and BM1
Harness /
Connection OK
No
improvement
Voltage < 1.85 V
Panel
Change
Panel
Symptom
Improvement
No
Improvement
No
Improvement
LED driver or G board
Change LD board or G board.
No
improvement
LD board / G board
Symptom
Improvement
Symptom
Improvement
DPS Board
30P FFC
Symptom
Improvement
No
Improvement
BM1 Board
Summary of Contents for BRAVIA XBR-55X930D
Page 61: ...XBR 55 65X930D 65X935D 937D 75X940D 61 DIAGRAMS BLOCK DIAGRAM Common for all inches ...
Page 85: ...XBR 55 65X930D 65X935D 937D 75X940D 85 DISASSEMBLY 1 6 CATCHER 1 XBR 55X930D CATCHER ...
Page 93: ...XBR 55 65X930D 65X935D 937D 75X940D 93 DISASSEMBLY 1 14 WIRE DRESSING 1 XBR 55X930D ...
Page 187: ...XBR 55 65X930D 65X935D 937D 75X940D 187 DISASSEMBLY 4 19 WIRE DRESSING 4 XBR 75X940D 1 2 ...
Page 193: ...XBR 55 65X930D 65X935D 937D 75X940D 193 DISASSEMBLY 4 25 WIRE DRESSING 4 XBR 75X940D NOTE ...
Page 195: ...XBR 55 65X930D 65X935D 937D 75X940D 195 DISASSEMBLY 4 27 WIRE DRESSING 4 XBR 75X940D 1 2 ...
Page 215: ...XBR 55 65X930D 65X935D 937D 75X940D 215 DISASSEMBLY 4 XBR 75X940D 4 47 LCD PANEL LCD PANEL ...