22
CONVERGENCE
2%6(59,1*32,176
2%6(59,1*32,1762)7+(
&251(52)7+(3,&785(
BLUE DEFOCUS ADJUSTMENT
Adjustment preparation
1. Optical and electrical focus adjustment should
have been completed.
2. The convergence adjustment should have been
completed.
3. Set Video conditions to factory reset.
Adjustment procedure
1. Input a Crosshatch Signal to VIDEO input.
2. Short-circuit 2P sub-mini connectors on the red
and green CPT P.W.B.s to display only the blue
beam.
3. Turn the B Focus VR(Focus Pack) fully clock-
wise.
4. Adjust BLUE defocus according to the following
specifications. 1mm on each side equaling 2mm
total
See figure Below.
Blue Defocus “Sticking Out”
Center of Blue crosshatch line
5
*
%
5
*
%
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)RFXV 95
)2&86 3$&.
WHITE BALANCE ADJUSTMENT
1. Screen adjustment
2. High brightness white balance
3. Low brightness balance
Screen Adjustment VRs
Drive Adjustment VRs
Red: on Focus Pack
Red: R873 on CPT P.W.B.
Green: on Focus Pack
Green: R842 on CPT P.W.B.
Blue: on Focus Pack
Adjustment VRs:
Screen adjustment VRs on Focus Block
Drive adjustment VRs on CRT P.W.B.
Red Drive = R829R
Green Drive = R879G
Preparation for adjustment
1. Start adjustment 20 minutes or more after the
power is turned on.
2. Turn the brightness and black level OSD to
minimum by remote control.
3. Receive a tuner signal, (any channel, B/W would
be best).
4. Set the drive adjustment VRs (Red R829R and
Green R879G) to their mechanical centers.
Adjustment procedure
1. Go to I
2
C ADJ. Mode.
(With power ON, press
DTV/SAT and Cursor Down buttons at the
same time. Service Menu is displayed.)
2. Choose SERVICE item
Number
[2]
of I
2
C
ADJ. Mode.
(Select ON by Cursor Right and
the Vertical will collapses).
3. Gradually turn the screen adjustment VRs (red,
green, blue) clockwise and set them where the
red, green and blue lines are equal and just
barely visible.
