Video (Ntsc) Convergence Adjustment - Panasonic PT-M1083U Service Manual

VIDEO CONVERGENCE (NTSC) ADJUSTMENT
EQUIPMENT TO BE USED
Programmable Video Generator
Remote Control
Note: For remote control operation, see REMOTE
CONTROL OPERATION PROCEDURE to be
described later.
2.
INITIAL CONDITION (on screen value)
BRIGHT 128
CONTRAST 190
3.
ADJUSTMENT PROCEDURE
1. Input a monoscope
pattern (NTSC)
signal to LINE IN.
2. Put the lens caps on the red and blue lenses.
3. Press the TEST button on the remote control so that
the crosshatch
pattern
is displayed on the soreen.
4. Adjust the keystone (orthogonality) of the green picture
seg- ment by the KEYSTONE on the remote control.
5. Press the TEST
button
on it so that the Normal screen
(mono-
scope pattern) is
displayed on the screen.
6. Adjust the vertical and horizontal linearity of the picture
Jmage by the RASTER UN.
,
7. Adjust the RASTER SIZE on the remote control so that
the V-
size
of the picture screen is V=4.0 and the H-
size of the picture screen is H=5.5.
8. Adjust th.e BLK on it so that the V-blanking is V;:5.0
and the H-blanking is H=6.5.
9. Press
the TEST
button
so that the crosshatch pattern
is displayed on the screen.
10. Press the ZONE button.
11. Referring to "REMOTE CONTROL 0 PERA TION
PROCEDURE: 22 ZONE
button",
adjust zone
convergence of the green segment.
12. Remove the lens
caps
rrom the red and blue lenses.
13. Adjust Red convergence by using the remote
controller.
14. Adjust Blue convergence by using the remote
controller.
VIDEO CONVERGENCE (PAL) ADJUSTMENT
Note: For remote control operation. see REMOTE
CONTROL OPERATION PROCEDURE to be
described later.
2. INITIAL CONDITION
(on screen value)
BRIGHT
n"',
128
CONTRAST 190
3. ADJUSTMENT PROCEDURE
1. I nput a m anoscope pattern (PAL) signal to LI N E IN.
2. Put the lens caps on the red and blue lenses.
3.
Press the TEST
button
on the remote control so that
the crosshatch pattern is displayed on the screen.
4. Adjust the keystone (orthogonality) of the green picture
segment by the KEYSTONE on the remote control.
5. Press
the TEST
button
on it so that the Normal screen
(monoscope pattern) is displayed on the screen.
6. Adjust the vertical and horizontal linearity of the picture
image by the RASTER UN.
15. Press
the STORE
button twice.
16. Press the ESe button.
EQUIPMENT TO BE USED
Programmable Video Generator
Remote Control
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