Hitachi 42PMA400E, Service Manual

Page: 21 / 34

How to adjust
1.Indicate service adjustment mode and adjust as follows by Remote Controller.
2.Measurement probe of CRT Color Analyzer CA-100 is set on the center of screen.
3.Adjust color temperature as follows by reducing one or two numbers of No.0, 1, 2.
(At least one of these datas should be 255.)
VIDEO color temperature (COOL)
x=0.285
± ± ± ±
0.005, y=0.294
± ± ± ±
0.005, at 9300 K
4. Adjust color temperature as follows by reducing one or two numbers of No.3, 4, 5.
(At least one of these datas should be 255.)
VIDEO color temperature (NORMAL)
x=0.300
± ± ± ±
0.005, y=0.298
± ± ± ±
0.005, at 7600 K
5.Adjust color temperature as follows by reducing one or two numbers of No.6, 7, 8.
(At least one of these datas should be 255.)
VIDEO color temperature (WARM)
x=0.314 ±
± ±
± 0.005, y=0.327 ±
± ±
± 0.005, at 6500 K
Suggestion
1.Luminance of panel surface is less than 20 lux to arrange adjustment environment.
2.Adjstment is reduce value adjustment only . (Impossible to increase value adjustment.)
3.Color select mode is automatically set to COOL while adjustment No.0, 1 and 2.
4.Color select mode is automatically set to NORMAL while adjustment No.3, 4 and 5.
5.Color select mode is automatically set to WARM while adjustment No.6, 7 and 8.
8.5 Reset adjustment
Always set to factory Setting mode, to prevent error picture, Reset should be done.
When above adjustment is finished, turn off the SUB POWER button (or power button on
the
Remote Controller
) and Main power Switch.
How to set to factory Setting
Receive a signal in RGB1.
Turn off the SUB POWER button (or power button on the
Remote Controller
),
Then turn on the sub power button for more than 5 seconds while you keep pushing
SIZE and RECALL buttons located on the bottom of the set.
You fall out from factory Setting mode, turn off the SUB POWER button (or power button on
the Remote Controller).
21