Sony KLV-40ZX1 (serv.man2) Service Manual ▷ View online
KLV-40ZX1 (GE) 2-4
6) 11 times Blinkings
7) 12 times Blinkings
8) 14 times Blinkings
No
Blinking
Blinking
B Board
Blinking
11 times Blinkings
GS1 Board or
LD1 Board
Replace the B Board
No
Blinking
Blinking
LCD Panel
Blinking
12 times Blinkings
B Board
Replace
the Panel
No
Blinking
Blinking
LCD panel
Blinking
14 times Blinkings
B Board
Replace
the Panel
KLV-40ZX1 (GE) 2-5
9) 16 times Blinkings
Replace
the LF Block
(LFRX)
16 times Blinkings
Blinking
No
Blinking
Blinking
17 times Blinkings
B Board
Replace
the LF Block
(LFRX)
Replace
the IF1C Board
IF1C Board
No
Blinking
Blinking
LF Block
(LFRX)
Blinking
10) 17 times Blinkings
KLV-40ZX1 (GE) 2-6
2-1-4. NO PICTURE
2-1-5. NO SOUND
No Picture
No Sound
No Sound
Stand (Speaker)
Replace
the B Board
Check the connectors
between speaker
harness and stand
Speaker harness
B Board
NG
OK
OK
NG
NO
NG
OK
NG
YES
OK
No Picture
Is the sound volume
bar indicated on the TV
when the volume
is reduced?
Replace
the B Board
LCD panel
Replace
the HSL Board
B Board
B Board
HSL Board
KLV-40ZX1 (GE) 2-7
Button malfunction
on the TV
Check key clicking
of the unit
Check the harness
between B board and
H1L board
Replace the
H1L Board
B Board
Harness
H1L Board
Key assembly with
mechanism or
H1L Board
OK
OK
NG
NG
NG
OK
2-1-6. TV AND COMMANDER BUTTONS MALFUNCTION
1) TV button malfunction
2) IR remote commander button malfunction
Button malfunction
of the IR remote
commender
Visual check the
sensor portion
Replace the
H4L Board
B Board
harness
H4L Board
Replace the
mechanism of the
remote commander
OK
OK
NG
NG
NG
OK
Check the harness
between the B board
and the H4L board
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