Read Sony KDL-40NX800 / KDL-52NX800 / KDL-60NX800 Service Manual online
KDL-40/52/60NX800(HK/GA)
30
TROUBLE SHOOTING
3-5. NO PICTURE
No Picture
Press HOME Key
XMB (Menu) displayed?
B* Board
Replace
the LVDS Harness
LCD Panel
(T-con)
Harness
(LVDS)
Check
BL_ON at JL2566
on the B* Board
BL_ON:H
B* Board
Check Harness
(Between G* Board
to B* Board)
Harness
(G* to B*)
BL_ON: not H
Change B* Board
G* Board
NO
YES
NG
OK
NG
OK
NG
OK
PANEL_VCC
At JL3806 on the
B* Board
G* Board
YES
NO
about 5V ： 22” Model
about 12V : ex. 22” Model
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