Toshiba S5SS Series Service Manual page 10

ITEM
WIDTH
(WID)
E-W PARABOLA
(PARA)
WHITE BALANCE
ADJUSTMENT
• CUTOFF ADJUSTMENT
(RCUT)
(GCUT)
(BCUT)
• DRIVE ADJUSTMENT
(GDRV)
(BDRV)
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1. Call up the adjustment mode display, then select the item WID.
2. Press the ; – /+ button to get the picture so the left and rightedges of raster begins
to lack.
3. Press the ; – /+ button to advance the data by 7 steps.
Note: Check the horizontal picture position is correct.
1. Call up the adjustment mode display, then select the item PARA.
2. Press the a button on Remote until the cross-hatch pattern appears on the screen.
3. Press the ; – /+ button to make vertical lines straight as shown below.
1. Set Contrast to 40, and brightness to +20 by picture control.
2. Receive the Black and White pattern.
3. Select RCUT, GCUT, BCUT, GDRV and BDRV with CH s, t buttons. Press volume
; – /+ buttons to set individual values to initial reference data.
4. Press button on the remote control and rotate Screen VR to get one slight
horizontal line on screen.
Note: Every pressing of
picture alternately.
5. Press button to release horizontal line picture, and select the two other colors
which did not light in the above step with CH s, t buttons. Then tap ; – /+ buttons
so that three colors slightly light in the same level.
X To correct white balance in light area,
select GDRV and BDRV with CH s, t
buttons to adjust.
X To correct white balance in dark area,
perform fine adjustment of RCUT, GCUT
and BCUT.
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ADJUSTMENT PROCEDURE
button provides Horizontal line picture and Normal
Light area check
(to show white)
Dark area check
(to show black)