XBR-55/65X930D, 65X935D/937D, 75X940D
38
TROUBLE SHOOTING
FLOW
4-1. NO PICTURE
No Picture
Got Any Normal
Display?
No
Yes
Check Smart Core
Behavior
(5x Blinking)
5x Blinking
Tuner - No Picture
HDMI - No Picture
Ext. Video Input -
No Picture
Yes
Replace
the V by One FFC
Harness
LCD Panel
(or T-CON)
V by One FFC
Harness
NG
Check
BL_ON
on the main board
BL_ON : H
BL_ON : L
Symptom
improvement
BL_ON (L or H):
IC9017 #18pin (for 4K BMFW2/BM1 board)
Replace
the main Board
NG
Main board NG
Symptom
improvement
No
Backlight
Check Other
Portion:
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 ...