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11
SECTION 3
TROUBLESHOOTING
Troubleshooting
3-1. No Power
Note : TV must be power OFF condition before unplug any of the FFC/FPC/wire/cable from the board.
-> This is to prevent possibility circuit damage happen.
Yes
No Power
B-Board
Check DC voltage at
JL6027
18V - 19.5V?
No
Yes
See DDCON
Sheet
Adaptor
Take out adaptor
and check the output voltage.
18V – 19.5V?
(Refer Figure 1)
See DDCON
Sheet
Yes
No
AC source
Adaptor
No
Yes
Adaptor
Change adaptor
and recheck the output voltage.
18V – 19.5V?
(Refer Figure 1)
Application:
Car Battery or Adaptor or PB?
Adaptor
Car Battery
B-Board
Check DC voltage at
JL6027
10V – 12V?
No
Yes •See DDCON
Sheet
Car Battery
Check the voltage of
the car battery.
10V – 12V?
(Refer Figure 2)
See DDCON
Sheet
No
Car Battery
B-Board
Check DC voltage at
JL6044
4.8V-6V?
No
Yes •See DDCON
Sheet
Power Bank
Check the voltage of
the power bank.
4.8V-6V?
See DDCON
Sheet
Yes
No
Power bank
PB
Size
B* Board T ype
Note
PAN ASIA
32”
BA2 _P
FY16LU, Power Bank
40”
BA2_C
FY16LU, Car Battery
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