Sony KD-43X7 F Series Service Manual page 32

3.7 Blank Screen, Backlight Visible
No Picture
Got Any Abnormal
Display?
No
Yes
Check Other
Portion:
Ext. Video Input -
No Picture
HDMI - No Picture
Tuner - No Picture
Check Smart Core
LED Indication
(5x Blinking) No
Yes
Refer 5x Blinking
Troubleshooting manual
NG
Replace
the V by One FFC
the main Board
Harness
OK
V by One FFC
Main board
Harness NG
NG
Replace
Replace
LD/G Board
OK
NG
NG
LCD Panel
(T-CON)
OK
LD/G Board NG
NG
32
SYS SET