Sony KD-43X7 F Series Service Manual page 28

3.5 : 5x Blinking – Panel I2C Error
START
Reinsert LVDS 51pin Flat
Flexible Cable (FFC) at B-Board and
Panel Side. Make sure FFC is taped
properly.
5 Times Blinking happen?
YES
Replace LVDS 51 pin Flat Flexible
Cable (FFC)
5 Times Blinking happen?
YES
Check voltage at +12.5V_TCON
TV set is OK now
No
NG Symptom:
Incorrect FFC Insertion
No
TV set is OK now
NG Symptom:
LVDS Cable NG
NO
Is 10.8 – 13.2V available?
YES
Replace B-Board
5 Times Blinking happen?
YES
Replace
O-Cell* or Panel Module*
TV Boots Up Normally
END
TV set is OK now
NG sympton:
LD board/ G board
no +12.5V_TCON supply
No
TV set is OK now
NG Symptom:
B-Board Issue NG
* O-Cell or Panel
Module replacement
depends on service
capabilities
28
SYS SET