Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 69

- Test signal: analog 1024 x 768@60Hz (for P5271/P5290/�P��5�2�7�1��i�)��; 1280 x800@75H (for P5390W) - Test Pattern: Gray 10 Inspection item - Bright pixel check. Criteria - Bright pixel should be no more than 1 under gray 10 pattern. - Adjacent pixels are unacceptable. - Ref. Defect specification table Gray 10 3. Dark Pixel Procedure - Test equipment: video generator - Test signal: analog 1024 x 768@60Hz (for P5271/P5290/P5271i); 1280 x800@75H (for P5390W) - Test Pattern: Full white Inspection item - Dark pixels check. Criteria - The dark pixel should be no more than 6 under full white pattern. - Adjacent pixels are unacceptable. - Ref. Defect specification table Full white 4. Bright Blemish Procedure - Test equipment: video generator - Test signal: analog 1024 x 768@60Hz (for P5271/P5290/P5271i); 1280 x800@75H (for P5390W) - Test Pattern: Gray 15 Inspection item - Bright blemish check. Criteria - The bright blemish should be no more than 10 under gray 15 pattern. - Ref. Defect specification table Gray 15 5. Dark Blemish Procedure - Test equipment: video generator - Test signal: analog 1024 x 768@60Hz (for P5271/P5290/P5271i); P5271/P5290/P5390W/P5271i Confidential 4-