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AV-35750
AV-35770
ADJUSTMENT OF VIDEO / CHROMA CIRCUIT
Measuring
Test point
Adjustment item
instrument
WHITE
Signal
BRIGHT
BALANCE
generator
R CUTOFF
(Low Light)
G CUTOFF
adjustment
B CUTOFF
SCREEN VR
[LOW LIGHT] MODE
G CUTOFF
De
REMOTE CONTROL UNIT
H.LINE ON
H.LINE OFF
EXIT
Oo ©
©
O
©
©
R CUTOFFYW
G CUTOFFY
B CUTOFFY
O
©
©
WHITE
Signal
G DRIVE
BALANCE
generator
B DRIVE
(High Light)
adjustment
[HIGH LIGHT] MODE
G DRIVE
B DRIVE
;
i
:
HIGH LIGHT
;
Becverorrneavecs XXX
XXX
20 (No.51130)
Description
. Receive a monoscope pattern signal.
. Select the [LOW LIGHT] MODE from the SERVICE MENU.
. Set the initial setting value of "BRIGHT"
with the LEFT
/
RIGHT Key of the Remote control unit.
. Set the initial setting value of "R CUTOFF",
"G CUTOFF"
and "B CUTOFF"
with the @ to © keys of the Remote
control unit.
. Display one
horizontal
line by pressing the ®
key of the
Remote control unit.
. Turn the screen
VR all the way to the left.
. Turn the screen VR gradually to the right from the left until
either one of the red, biue or green colors appears slightly.
. Adjust
the two
colors
which
did not appear
until the one
horizontal line that is displayed becomes white using the @ to
©) keys of the Remote control unit.
9. Turn the screen VR until the first horizontal line is displayed
slightly.
10.Press the @ key to return to the regular screen.
11.Check the PIP brightness and adjust it by the screen VR if it is
not optimal.
*
The @ EXIT key is the cancel key for the WHITE BALANCE.
. Receive a monoscope pattern signal.
. Select the [HIGH LIGHT] MODE in the SERVICE MENU.
. Set the initial setting value of
"G DRIVE"
and
"B DRIVE"
with the &, ©, @ and © keys of the Remote control unit.
. Adjust the screen unit it becomes white using the ©, ©,
and @ keys of the Remote control unit.
The @ EXIT key is the cancel key for lhe WHITE BALANCE.
Remote control unit
@key : H.LINE ON
@key : H.LINE OFF
Okey : EXIT
®key : G DRIVE &
©key : B DRIVE A
®key : G DRIVE ¥
Okey: B DRIVE W
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