Sony KDL-52LX900 / KDL-60LX900 (serv.man3) Service Manual ▷ View online
KDL-52/60LX900(K)
29
TROUBLE SHOOTING
3) 4 times blinkings (Balancer Error)
4 times Blinkings
Check
PANEL_FAIL at
JL2565
on the BUHS Board
BUHS Board
PANEL
(Balancer)
Between 0.84V to 2.65V
KDL-52/60LX900(K)
30
TROUBLE SHOOTING
4) 5 times blinkings (T-con Error)
5 times Blinkings
Check PANEL_VCC
at JL3806
on the BUHS Board
G* Board
Between G* to Panel
harness check
(a)
LVDS Harness
check
Panel (T-con)
change
BUHS Board
Harness
LVDS Harness
Panel (T-con)
about 5V ： 22” Model
about 12V : ex. 22” Model
about 12V : ex. 22” Model
(a) exclude 60Hz Panel Model
NG
OK
NG
OK
NG
OK
NG
OK
KDL-52/60LX900(K)
31
TROUBLE SHOOTING
5) 6 times blinkings (Backlight Error)
6 times Blinkings
Check
PANEL_FAIL at
JL2565
on the BUHS Board
G* Board
BUHS Board
Under 2.65V
Change G* Board
NG
OK
Over 2.65V
Change the harness
between T-con
to HEM board
Panel (T-con)
Harness
T-con to HEM
OK
KDL-52/60LX900(K)
32
TROUBLE SHOOTING
6) 7 times blinkings (Temperature Error)
7 times Blinkings
Setting circumstance
is OK?
Temperature,
Ventilation, etc.
BUHS Board
Set to another
Location, etc.
Change BUHS Board,
and Aging a few hours
Panel
NO
YES
NG
OK
Click on the first or last page to see other KDL-52LX900 / KDL-60LX900 (serv.man3) service manuals if exist.