Sony KDL-46CX525 Service Manual ▷ View online
KDL-46CX525 32
SECTION 5 - FLOW CHARTS AND DIAGRAMS
6X Blink
Check
BL_ERR at
pin 7 of CN6002
on the B* Board
B* Board
Under 2.65V
G* board
NG
Over 2.65V
Symptom
improvement
Change G* Board
LCD PANEL
FIGURE 5-6. 6 BLINK ERROR
KDL-46CX525 33
SECTION 5 - FLOW CHARTS AND DIAGRAMS
7X Blink
Setting
is OK?
Check Temperature
and
Ventilation.
Set to another
Location, etc.
NO
YES
Change B* Board,
B* Board
OK
LCD PANEL
FIGURE 5-7. 7 BLINK ERROR
KDL-46CX525 34
SECTION 5 - FLOW CHARTS AND DIAGRAMS
POWER LED
(Green) blinking
OK
LCD PANEL
NG
Check LCD PANEL
Check the harness
between the G* Board
and LCD PANEL
Harness
NG
OK
Check G* Board
B* Board
OK
G* Board
NG
FIGURE 5-8. POWER LED BLINKING
KDL-46CX525 35
SECTION 5 - FLOW CHARTS AND DIAGRAMS
NO PICTURE
No Picture
Press HOME Key
XMB (Menu) displayed?
B* Board
Replace
the LVDS Harness
LCD PANEL
(TCON)
Harness
(LVDS)
Check
BL_ON at JL6018
on the B* Board
BL_ON:H
B* Board
Replace Harness
between G* Board
to B* Board
Harness
(G* Board to
B* Board)
BL_ON: L
Change B* Board
G* Board
NO
YES
NG
OK
NG
OK
NG
OK
LCD PANEL_VCC
At JL6004 on the
B* Board
G* Board
12V OK
12V NG
FIGURE 5-9. NO PICTURE ERROR
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