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Standard Repair Process
Error Symptom
Content
Check input
signal
Signal
-RF
Normal
-External Input
N
C. Audio Error
Wrecked audio / Discontinuation / Noise
Y
Noise only for D-TV
Noise only for Analog
(When RF signal is not
received)
Request repair to external
cable/ANT provider
(In case of
External Input
signal error)
Check and fix
external device
Wrecked Audio/
Check and replace
Discontinuation/
speaker and
Noise for all audio
connector
Wrecked Audio/
Discontinuation/
Replace Main B/D
Wrecked Audio/
Discontinuation/
Wrecked Audio/
Connect and check
Discontinuation/
other external
Noise only for
External Input
Established date
Revised date
☞A13
Check Voltage 19V
of Adaptor
Normal
Voltage
N
Replace Adaptor
device
N
Normal
Audio
Y
Check and fix external device
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Only training and service purposes.
9/13
Y
Replace Main B/D
End
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