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II. Gray
Level:
1.
Change
Timing
and
pattern
of
pattern
generator:
Timing:
480P
(H:
31.54
KHz,
V:
60.08
Hz)
Pattern: gray 32 (or gray16 only for over-scan)
2. Adjust the Brightness of AD9883 (RGB) to let the black level of the gray 32 to just
distinguish. Use Lux meter to measure the white level of the gray 32. Adjust the
contrast value of AD9883 (RGB) to let the light output to just max.
3. Check the 32 levels of gray. All steps must appear,
III. Saturation
Level:
1.
Change
Timing
and
pattern
of
pattern
generator:
Timing:
480
(H:
31.54
KHz,
V:
60.08
Hz)
Pattern: 100% blue
2. Adjust saturation and use lux meter to measure to let the light output just max.
IV. Gamma Curve:
1.
Change
Timing
and
pattern
of
pattern
generator:
Timing:
NTSC
(H:
15.73
KHz,
V:
29.96
Hz)
Pattern:
100%
blue
2. Adjust Gamma Index and Red/Green/Blue Gamma to fit mars YPbPr gamma curve.
7. PC Color Alignment Procedure
Equipment:
- Pattern generator (Chroma 2250)
- Lux
meter
(CL-100)
OSD Default value:
Item Value
Item
Value
Brightness 0
Brightness
Bias
Adjustable
Contrast 0
Contrast Bias
Adjustable
Filter 1
Red
Gain
Adjustabl
White Peak
10
Green Gain
Adjustabl
Gamma Table
Linear
Blue Gain
Adjustabl
Color
Temp
0,1,2
7
3
Summary of Contents for PB8220 - XGA DLP Projector
Page 14: ...Figure 1 Major Blemish Two Zone Screen Critical Zone center 25 Non Critical Zone 13 ...
Page 33: ...Installation 15 User s Guide 4 Video device or VCR 5 Output monitor ...
Page 49: ...42 ...
Page 50: ...43 ...
Page 51: ...8 Lamp Replacement 44 ...
Page 52: ...45 ...
Page 53: ...46 ...
Page 54: ...9 Shutdown 47 ...
Page 89: ...Chapter 6 Trouble Shooting 82 ...
Page 90: ...83 ...
Page 98: ...6 DMD Board Trouble Shooting Guide 91 ...
Page 99: ...92 ...
Page 100: ...Chapter 7 Schematics and Assy Drawing 93 ...
Page 104: ......
Page 105: ...Form No ACM0 0B 003 24 010918 ...
Page 106: ...Form No ACM0 0B 003 24 010918 ...
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