Sony KLV-40ZX1 (serv.man2) Service Manual ▷ View online
KLV-40ZX1 (GE) 2-8
3) RF Remote Commander Button Malfunction
Button malfunction
of the RF remote
commander
Remove the remote
commander batteries
and then reinstall the
batteries
Check the harness
B Board
Harness
OK
Replace the RF remote
commander module
Delete with multi remote
commander registration
Registry the multi
remote commander
registration again
NO
NO
NO
KLV-40ZX1 (GE) 2-9
2-2. MEDIA RECEIVER (MBT-W1A)
2-2-1. FLOW CHART
YES
YES
NO
YES
START
Does the power led
stay on when the TV is
switched on ?
Is the picture and
sound OK ?
END
Do the buttons
on the TV & remote
commander work
properly?
Is the standby led
blink ?
See
2-2-3. Standby Led Blink
2-2-3. Standby Led Blink
See
2-2-2. No Power
2-2-2. No Power
See
2-2-5. No Picture
2-2-5. No Picture
No Sound
See
2-2-6. TV/commander
button malfunction
2-2-6. TV/commander
button malfunction
NO
YES
NO
NO
Is the LINK led
blink ?
See
2-2-4. No LINK
2-2-4. No LINK
YES
NO
KLV-40ZX1 (GE) 2-10
OK
2 times Blinkings
BC Board
Replace
the BC Board
OK
10 times Blinkings
BC Board
Replace
the BC board
2-2-2. NO POWER
2-2-3. STANDBY LED BLINK
1) 2 times Blinkings
2) 10 times Blinkings
NG
No POWER
Replace
the BC Board
Replace
the HK1 Board
HK1 Board
BC Board
OK
OK
KLV-40ZX1 (GE) 2-11
17 times Blinkings
Check of pairing
of the remote
control RF module
Replace the remote
control RF module
Remote Control
RF module
OK
Pairing information
NG
Replace
the BC board
BC Board
NG
OK
OK
16 times Blinkings
Replace
the LF Block
(LFTX)
Replace
the DB1C Board
DB1C Board
OK
LF Block
(LFTX)
NG
Replace
the BC Board
BC Board
NG
OK
OK
4) 17 times Blinkings
3) 16 times Blinkings
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