RB1G
CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
Size
B* Board Type
(Segment: LW)
OTHERS EUROPE
JP
24”
BKX
BKE
BKJ
32”
BKX
BKE
BKJ
42”
BKX
BKE
BKJ
201
Troubleshooting
No Picture
Is blue picture
on display?
(Factory SW
is booted)
No
Yes
Replace
the LVDS FFC
Harness
LCD Panel
(T-CON)
LVDS FFC
Harness
NG
Check
BL_ON at JIG LAND
on the B* Board
BL_ON
:
H
B*-Board NG
Replace Harness
between G*-Board(n/a)
to B*-Board.
(
LS Only
)
Replace G*-Board to
B*-Board Harness
NG
BL_ON
:
L
Change B*-Board
Change G*-Board
or Adaptor (LW)
NG
Check
PANEL_VCC
at JIG LAND
on the B* Board
No
G*-Board or
Adaptor NG
Yes
PANEL_VCC = +12V
LS(G*-Board): JL9102
LW (Adaptor): JL9301
Symptom
improvement
Symptom
improvement
Symptom
improvement
・
B*-Board is OK.
Check:
Tuner - No Picture
HDMI - No Picture
Ext. Video Input -
No Picture
BL_ON (L or H)
LS (G*-Board): JL9111
LW (Adaptor): JL8205
3-5-18. NO PICTURE: (Except HFR Model)
3-5. No Picture
(*)
Note:
G BOARD :
( N/A FOR THIS MODEL)