LG 42PX4D, Service Manual

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ADJUSTMENT INSTRUCTIONS
(5) Confrim that VBI Test, Glink Test and IR Test PASS from
the screen.
8. Cable Operation Confirmation
(1) Confirm that the Cable Card is inserted in the slot.
(2) Enter the EZ adjust menu by pressing Adjust on the
Service Remote Control (S R/C).
(3) Go to number 2 Cable Check and press the Right key (
G
) .
(4) Confirm items below..
Name
Descrambler
Check
CableCARD
OOB Path
FDC_SNR
Video Signal
Normal
OK
CableCARD TM
is inserted.
OK(Lock)
OK(20dB above)
Normal Screen
Defective
Not OK
CableCARD TM
is removed.
Not OK(Unlock)
Not OK(20dB under)
Black Screen
(No Picture)