LED blinks 5 times Continued (TH-65PX600U)
<Trouble Mode and Defective Board>
Trouble Mode
5V SOS
Defective Board
D, P, C, SC, SS board or Panel (DDIC)*1
<How to find the defective boards>
Warning: Disconnect AC Power prior to
making any disconnection or
connection.
19
No
Connect
CN C31 of the C3
board and D33 of the C2 Board.
Disconnect CN D31, D32, D34,
D35, and D36. Is pin 7 of
CN P25 shorted
to GND?
Yes
.
Disconnect
CN CA11-CA16
of the C3 board. Is pin 7
of CN P25 shorted
to GND?
Yes
C3 Board Panel
Connect
CN D35. Disconnect
D31, D32, D33, D34, and
D36. Is pin 7 of CN P25
shorted to GND?
No
No
Disconnect
CN C41of the C4 board.
Is pin 7 of CN P25
shorted to GND?
Yes
Yes
Panel
Connect CN C31.
Disconnect CN CB6-CB10
of the C5 board. Is pin 7
of CN P25 shorted
to GND?
Yes
C5 Board
No
Connect
CN D36.Disconnect
CN D31 D32, D33, D34,
and D35. Is pin 7 of CN
P25 shorted
to GND??
Yes
No
Disconnect
CB1-CB5 of the C6
board. Is pin 7 of CN
P25 shorted
to GND?
Yes
No
C6 Board
Panel
Step 1 from previous page.
Connect
CN C41 of the C4
board and D34 of the
C5 Board. Disconnect
CN D31, D32, D33, D35,
and D36. Is pin 7 of
CN P25 shorted
to GND?
Yes
Disconnect
CN CB11-CB16
of the C4 board. Is pin 7
of CN P25 shorted
to GND?
Yes
C4 Board
Panel
LED blinks 6 times
<Trouble Mode and Defective Board>
Trouble Mode
SC Energy Recovery SOS
Defective Board (Possibility)
SC, SS, D, P Board (SC > SS, D, P )
<How to find the defective boards>
D Board
P Board
Turn the TV on.
Does VSUS(*1)
voltage appear at pin 1
of CN P2 before
shutdown?
SC Board
Yes
No
Yes
No
(*1) VSUS about 180V (Accurate voltage is provided on the Panel Label)
CAUTION: Before connecting P2 or P11, discharge is necessary to prevent
potential shock caused by VSUS.
(*2) Place a jumper across pin 8 and 10 of connector P12. The unit will not enter the
standby mode without the jumper.
Warning: Disconnect AC Power prior to
making any disconnection or
connection.
Disconnect
the connectors SC2,
SC23, and SC20 from
the SC board. Turn the
TV on. Does the TV
power up and
stay on?
SS Board
Yes
Disconnect
the connectors P11,
P12(*2), and SS23 (*3)
from the SS board. Turn
the TV on. Does the
TV power up
and stay on?
No
20
(*3) = The reference number of the sustain
data connector is different in some of the
models:
TH-37PX60U = SS23
TH-42PD60U = SS23
TH-42PX60U = SS23
TH-42PX600U = SS23
TH-50PX60U = SS43
TH-50PX600U = SS44
TH-58PX60U = SS44
TH-58PX600U = SS44
TH-65PX600U = SS44
Yes
No
Are the
ribbon cables
that connect the
D board to the C
boards properly
seated?
Reseat
the ribbon
cables. Turn the
unit on. Does it
power up and
stay on?
End
Yes
No
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