Sony KLV-22EX300 Service Manual page 55

b) 4 times blinking
4 times Blinking
Check
PANEL_DET at
JL5601
on the BAA Board
BAA Board
c) 5 times blinking
5 times Blinking
Check TCON_ON
at FB5619
on the BAA Board
High
Check
TCON_VCC_12V
1) at JL6217
(non-motionflow models)
2) TCON_12V
At G*Board
(Motionflow models)
OK
Check F6200 for
non-motionflow models
Between
0.88V to 2.70V
Check
harness to Balancer
Board
OK
Harness
Low
BAA Board
NG
G* Board
about 12V : ex. 22î Model
NG
BAA Board
OK
N G
Replace G*/D* Board
OK
G*/D* Board
Harness check:
1) TCON to BAA board
2) TCON to G* board
3) LVDS cable
OK
Change BAA
OK
Panel (T-con)
– 55 –
KLV-22, 26, 32 EX300, 32, 40, 46 EX400
N G
PANEL
(Balancer)
Note:
G* - Power Board
NG
Harness
NG
BAA Board
Note:
G* - Power Board
RM-GA019