Sony KDL-40Z5500 Service Manual page 18

3-4-3. Flowchart C
Panel Problem
6,12,13,14 LED Blinks
Is the
Backlight
turned on?
Yes
BA Board
3-4-4. Flowchart D
No
Panel module or
G6NS(40") /
G7NS (46" , 52") / or
D1N ( 40" , 46" ) or'
D2N ( 40", 46") or
D3N (52") or D4N (52")
6 or 13 LED Blinks
D1N (40",46") or
D2N ( 40", 46") or
D3N (52") or
D4N (52")
NO
12 or 14 LED Blinks
Replace (OK)
BA BOARD
NO
REPLACE PANEL
- 17 -
Is the LVDS
connected
correctly?
Yes
Replace (OK)
Finish
LVDS