Sony VPH-G90E, Руководство по обслуживанию

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3-18 VPH-G90E/G90U/G90M
3-7. SIZE/SHIFT BLKG ADJUSTMENT
3-7-1. SIZE/SHIFT/BLKG of Video/HDTV
Adjustment
1. Input the monoscope signal to VIDEO IN.
2. Press the INPUT SELECT VIDEO key to project the
monoscope signal on the screen.
3. Press the RGB SHIFT key and adjust the center of the
monoscope signal to the screen center using the
↑
,
↓
,
←
and
→
keys.
4. Press the RGB SIZE key and adjust the horizontal and
vertical sizes of the monoscope signal using the
↑
,
↓
,
←
and
→
keys.
5. Press the BLKG key to adjust the screen top blanking
to the position 40
±
10 mm outside the effective screen
using
↑
and
↓
keys.
6. Press the MEMORY key.
7. Input the HDTV monoscope signal to INPUT A.
8. Press the MENU key and select Initial Setting 1, then
select HDTV-YPBPR from INPUT A.
9. Select INPUT A to project the HDTV monoscope
signal on the screen.
10. Press the RGB SHIFT key and adjust the center of the
monoscope signal to the screen center using the
↑
,
↓
,
←
and
→
keys.
11. Press the RGB SIZE key and adjust the horizontal and
vertical sizes of the monoscope signal using the
↑
,
↓
,
←
and
→
keys.
12. Press the BLKG key to adjust the screen top blanking
to the position 40
±
10 mm outside the effective screen
using
←
and
→
keys.
13. Press the MEMORY key.
14. Press the MENU key and select Initial Setting 1, then
select RGB from INPUT A.
3-6-3. Color Temperature Adjustment with
No Test Signal Generator
Color Temperature 9300 ddddd K Adjustment
1. Turn on the power and warm up for about 20 minutes.
2. Press the W/B GAIN key, and select “9300” with
POSITION
+
/
_
keys.
3. Press the PATTERN key twice to select the internal
100 IRE White signal.
4. Press the ADJ G key to set the GREEN adjustment
mode, and adjust the gain for maximum.
5. Press the STATUS OFF key to erase the characters
displayed on the screen.
6. Attach the Lens-ball of the W/B checker to VPH-G90’s
lens.
[Gain Adjustment (100 IRE)]
Note: Normally, the maximum green bars indication
is 200 %; however, it becomes 100 % in
GREEN adjustment mode.
7. Press the ADJ B key to set the BLUE adjustment mode.
8. Press the W/B GAIN key. Adjust the blue gain for 60
% with
←
,
→
keys. If not, decrease the green gain with
arrow keys.
9. Press the ADJ R key to set the RED adjustment mode.
Adjust the red gain for 50 % with
←
,
→
keys.
[Bias Adjustment (10 IRE)]
10. Press the ADJ G key to set the GREEN adjustment
mode.
11. Press the W/B BIAS key.
12. Press the PATTERN key twice to select the internal 10
IRE White signal.
13. Adjust the Y level for 180 % with
←
,
→
keys.
14. Press the ADJ B key to set the BLUE adjustment mode.
Adjust the blue gain for 60 % with
←
,
→
keys.
15. Press the ADJ R key to set the RED adjustment mode.
Adjust the red gain for 50 % with
←
,
→
keys.
16. Repeat steps 7 to 9 and steps 10 to 15 several times.
17. Press the MEMORY key.
18. Remove the lens-ball attached in step 6.
19. Perform adjustment of 6500 d K/5400 d K/3200 d K in the
same manner of above.