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P3150/P3250/P3150 Refresh/P3250 Refresh
Confidential
4-11
☼ Contrast Formula
P5/B5
Note: P5=center of white image
B5=center of black image.
Criteria
- 1400:1
4. Uniformity
Procedure
- Full white pattern
- Use CL100 to measure brightness values of P1~P9
(see image: full white).
- Follow the Uniformity formula to calculate
average values.
☼ Uniformity Formula
ANSI Uniformity = Avg. (P1, P3, P7, P9) /P5X100%
Criteria
- 65%
4-9 Others
1. Functional Inspection
Keypad button
- All keypad buttons must operate smoothly.
General
- All OSD functions must be checked for functionality. When OSD menu is
displayed, there shall be no visible peaking, ringing, streaking, or smearing
artifacts on the screen.
Factory Default
- The factory settings (with appropriate centering, size, geometry distortion,
etc.) shall be displayed upon “Recall” is selected from OSD
Display Size
- All preset modes shall expand to full screen size using OSD Horizontal and
Vertical Size controls
Summary of Contents for P3150 Refresh
Page 15: ...P3150 P3250 P3150 Refresh P3250 Refresh Confidential 1 8 Remote Control Layout ...
Page 19: ...P3150 P3250 P3150 Refresh P3250 Refresh Confidential 1 12 System Block Diagram ...
Page 20: ...P3150 P3250 P3150 Refresh P3250 Refresh Confidential 1 13 Bottom Cover Dimension ...
Page 27: ...P3150 P3250 P3150 Refresh P3250 Refresh Confidential 2 7 5 Disassemble Main Board Module ...
Page 121: ...P3150 P3250 P3150 Refresh P3250 Refresh Confidential 18 DC P3250 7 2 4 1 8 5 6 3 10 11 12 ...