Sony RB1G, Руководство по обслуживанию, Страница: 367 / 479

RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
367
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 G*-Board(n/a)
to B*-Board harness.
( LS Only )
Replace G*-Board to
B*-Board harness
NG
BL_ON
：
L
Change B*-Board
Check
PANEL_VCC
at JIG LAND
on the B* Board
No
Change G*-Board
Yes
PANEL_VCC = +12V
LS(G*-Board): JL9102
LW (Adaptor): N/A
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): N/A
3-5-18. NO PICTURE: (Except HFR Model)
3-5. No Picture
(*)
Note:
G BOARD :
( N/A FOR THIS MODEL)
Size B* Board Type
(Segment: LW)
OTHERS EUROPE JP
24” BLX BLE BLJ
32” BKX/BLX BKE/BLE
BKJ/BL
J
42” BKX/BLX BKE/BLE
BKJ/BL
J
50” BLX BLE -