Toshiba DW65X91 Service Manual page 17

ITEM
WHITE BALANCE
(RCUT)
(BCUT)
(RDRV)
(BDRV)
All manuals and user guides at all-guides.com
ADJUSTMENT PROCEDURE
1. Press RESET button on TV or remote hand set.
2. Don't put any signal in Video 1 jack.
3. Call up the adjustment mode display, then adjust the data of items RCUT, GCUT
and BCUT to "40".
4. Press TV (ANT)/VIDEO button on TV.
5. Gradually rotate R, G and B SCREEN volume of FOCUS PAC (page 8) clockwise
or counterclockwise until the raster appears slightly on the CRT through the each
lens, and leave them.
(Look into the lens in order to check the raster.)
6. Press TV (ANT)/VIDEO button on TV again.
7. Exit from service mode, and adjust the contrast to the minimum and brightness to
the maximum.
8. Call up the adjustment mode and press the TV (ANT)/VIDEO button on Remote
until the Black & White pattern appears on the screen.
9. Adjust the data of items RCUT and BCUT for low light area.
10. Adjust the data of items RDRV and BDRV Controls for proper white-balanced
picture in high light area.
11. Check the white balance in both low and high light areas. If necessary, perform
again steps from 9 to 10.
– 17 –
High light area
Adjust "RDRV" or "BDRV" to be white.
Low light area
Fine adjust "RCUT" or "BCUT" to be black.