1-34 (No.YA010)
4.8.7
VIDEO CIRCUIT
Item
Measuring
instrument
Test point
Adjustment part
Description
WHITE
BALANCE
(LOW LIGHT)
Signal
generator
Remote
control unit
[2. V/C]
1. CUT_OF_R
2. CUT_OF_G
3. CUT_OF_B
SCREEN VR
[In FBT]
(1) Receive the black and white signal (color off).
(2) Select the 2. V/C.
(3) Set the initial setting value of < 1.CUT_OF_R >, < 2.
CUT_OF_G > and < 3. CUT_OF_B >.
(4) Display the single horizontal line with the [YELLOW
(FREEZE/SWAP)] key.
(5) Turn the SCREEN VR all the way to the left.
(6) Turn the SCREEN VR gradually to the right from the
left until either one of the red, blue or green color
apperares faintly.
(7) Adjust the two colors CUTOFF vlues which did not
appear until the single horizontal line that is dsiplayed
become white with the < 1.CUT_OF_R >, < 2.
CUT_OF_G > or < 3. CUT_OF_B >.
(8) Press the [MENU] key to memorize the adjustment
value.
(9) Turn the SCREEN VR until the single horizontal line
is displayed faitly.
(10) Press the [YELLOW (FREEZE/SWAP)] key to
cancel the single horizontal line mode.
(11) Confirm that whether the color ingredient of R, G or
B is visible to the black component, which shines
white slightly.
(12) Input the black and white of 625p signal to the
component input terminal.
(13) Confirm that there is no problem on the low light
adjustment condition. If it is too bad, adjust the < 1.
CUT_OF_R > to < 3. CUT_OF_B > as same step as
avobe mentioned.
V /C N3
1.CUT_OF_R 130
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- / + : STORE i : EXIT
MENU
[YELLOW] key
Single horizontal line
[FUNCTION] keys
8
7
9
0
AV
ZOOM
MENU
BACK
3D
TV
OK
Initial setting value
Setting item
1. CUT_OF_R
2. CUT_OF_G
3. CUT_OF_B
130
130
130