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Confidential
4-10
HD20/HD200X/HD2200/HD20LV/HD21/HD23
2. Brightness
Procedure
- Full white pattern
- Use CL100 to measure brightness values of
P1~P9.
- Follow the brightness formula to calculate
brightness values.
☼ Brightness Formula
Avg. (P1~P9)*1.1m
2
Criteria
• 600 ANSI lumen
3. Full On/Full Off Contrast
Procedure
- Full white pattern & full black pattern
- Use CL100 to measure brightness values of full white
pattern P5 & full black pattern B5 ( see image: full
white)
- Follow Contrast formula to calculate contrast values.
☼ Contrast Formula
P5/B5
Note: P5 =Lux of center in full white pattern
B5 =Lux of center in full black pattern
Criteria
• 1200:1
4-9 Optical Performance Measure
Inspection Condition
- Environment luminance: 10 Lux
- Product must be warmed up for 5 minutes
- Distances from the screen: 2.39 M
- Screen Size: 60 inches diagonal
1. Test equipment
Procedure
- Press “Power→Left→Left→Up” to get into service
mode 1.
- Select “Spoke Test”
Full black pattern
Full white pattern
Содержание HD20
Страница 48: ...Confidential 5 HD20 HD200X HD2200 HD20LV HD21 HD23 7 Choose the file pwusbio sys and open it 8 Click Finish ...
Страница 72: ...Confidential HD20 HD200X HD2200 HD20LV HD21 HD23 Assy Bottom Cover Module 5 6 7 1 2 4 3 8 ...
Страница 76: ...Confidential 12 HD20 HD200X HD2200 HD20LV HD21 HD23 Assy Main Board Module 1 2 3 4 5 6 ...
Страница 79: ...Confidential 15 HD20 HD200X HD2200 HD20LV HD21 HD23 Assy 8525 Fan Shoelding Module 1 4 3 5 6 7 2 8 9 ...
Страница 81: ...Confidential 17 HD20 HD200X HD2200 HD20LV HD21 HD23 Assy Packing Drawing ...