DOWNLOAD Sony KD-55X9000A Service Manual ↓ Size: 11.74 MB | Pages: 127 in PDF or view online for FREE

Model
KD-55X9000A
Pages
127
Size
11.74 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kd-55x9000a.pdf
Date
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Sony KD-55X9000A Service Manual ▷ View online

4-time blinking
Check JL9112
(BACKLIGHT_MON) 
on the B* Board
B* Board
LED driver
Between 0.98V to 1.23V
2) 4 times blinking (LED Voltage Error)
KD-55/65X9000A(CH)
113
TROUBLE SHOOTING
5-time blinking
Check PANEL_VCC
12.5V at pin 47-51 of
CN8001 on
on the B* Board
G* Board
Replace the Harness 
Between G* and Panel
Replace the Harness
Between CN3802 and Tcon
(41pin)
Panel (T-con)
change
B* Board
Harness
VBO Harness
Panel (T-con)
About 12.5V
NG
OK
NG
Symptom 
improvement
Symptom 
improvement
Symptom 
improvement
NG
NG
Confirm Tcon12V.
3) 5 times blinking (T-Con Error)
KD-55/65X9000A(CH)
114
TROUBLE SHOOTING
6-time blinking
Check BL_ERR
(JL9112) at
Pin 18 of CN9101
on the B* Board
B* Board
Low
G* board
NG
High
Symptom 
improvement
Change G* Board
Panel 
115
4) 6 times blinking (Backlight Error)
TROUBLE SHOOTING
KD-55/65X9000A(CH)
7-time blinking
B* Board
Yes
Panel
NG
Change B* Board,
and Aging a few hours
Setting circumstance 
is OK?
Temperature, 
Ventilation, etc.
Set to another
location, etc.
NG
Symptom 
improvement
116
5) 7 times blinking (Temperature Error)
TROUBLE SHOOTING
KD-55/65X9000A(CH)
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