Adjustment Procedure - Panasonic TC-L38D Service Manual

Lcd colour television
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TC-L3D/E
ITEM / PREPARATION
ADJUSTMENT PROCEDURE
COMMON VOLTAGE
1.
Receive a black and white signal.
WHITE BALANCE
1.
Receive a black and white signal.
2.
Set Controls :
Bright ( VR601)
............ centre
PICTURE POSITION
1.
Receive Philips pattern.
CHANNEL INDICATOR
1.
Set
Band
select
switch
to VHF
or
UHF
position.
UHF
2)
(9.5mm)
1.
Adjust the Bright control ( VR601 ) where the flicker is most noticeable point.
2.
Adjust COM Adj. ( VR604 ) so that no flicker occurs.
1.
Adjust fo Adj. ( VR401 ) for best horizontal position.
VHF
Move
the indicator bar to lowest available
channel position.
(Ex. CH2)
Adjust the VHF position control ( VR902 ) for
best picture and sound.
Move the indicator bar to highest available
channel position.
(Ex. CH 12)
Adjust the VHF width control ( VR904 ) for
best picture and sound.
Check each channel position.
If the indication bar is out of the proper po-
sition
more
than
0.5 CH,
repeat steps
1
through 5.
UHF
Move the indicator bar to highest available
channel position.
(Ex. CH 69)
Adjust the UHF width control ( VR903 ) for
best picture and sound.
Move
the indicator
bar to lowest available
channel position.
(Ex. CH 21)
Adjust the UHF position control ( VR901 ) for
best picture and sound.
Check each channel position.
If the indication bar is out of the proper po-
sition
more
than
0.5 CH,
repeat steps
1
through 5.

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Tc-l38e

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