Sub Brightness Adjustment; Pc Mode - Hitachi 36SDX88B Service Manual

3.5 Sub Brightness Adjustment
3.5,1 PC Mode
Preparation for adjustment
Adjustment procedure
Notes
(I) Do this adjustment after
(1) Set white balance meter at the center
Adjustment code of Factory:
deflection system
of the screen. PI5
adjustments are finished.
(2) Receive all black signal. (2) Set sub brightness adjustment to
0.3ft-L (1 .Ocd/m2).
(3) Select VGA3 of Group ? .
color temperature : 9300K
* check it without using a
Receive the color bar
Select SUB BRIGHT
adjust STAGE BY R I C
Adjustment code of
Should sink to black
Should rise slightly
from black
Adjustment specification :
Quality control specification:
When selecting SUB-
BRIGHTNESS mode, micro
sets CONTRAST and
automatically, then other
control to the Center.
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