Sony GN1G - Page 55

3-5. NO PICTURE
55
KDL-50W800C, 805C, 807C, 809C/KDL-55W800C, 805C
TROUBLE SHOOTING
No Picture
Got Any Normal
Display?
No
Yes
Check Smart Core
Behavior
(5x Blinking)
5x Blinking
Check Other
Portion:
Tuner - No Picture
HDMI - No Picture
Ext. Video Input -
No Picture
Yes
Replace
the LVDS FFC
Harness
LCD Panel
(T-CON)
LVDS FFC
Harness
NG
Check
BL_ON
on the B* Board
BL_ON：H
BL_ON：L
Symptom
improvement
BL_ON (L or H):
XM-H/A/DT(BMX): IC9013 (Pin 4)
Replace
the B* Board
NG
B* Board NG
Symptom improvement
No
Backlight
Size B* Board G* Board H* Board
50” BMX Not applicable
HSC3
55” BMX Not applicable
HSC3