Acer X1161 Acer X1161, X1261, X110 and H5360 Projector Series Service Guide - Page 62

6. Focus test Procedure Inspection item Criteria - Ref. Defect specification table - Test equipment: video generator - Test signal: analog 1024 x 768 @60Hz - Test pattern: Full screen - Focus check -F rom screen 2.38 M via visual to check the focus, look at the entire screen, focus shall be clear, crisp, and sharp over the entire surface of the display pattern. (Blur word on one of the corner after adjustment is acceptable. However, the word should at least be recognizable.) Full screen 7. Color performance Procedure Inspection item Criteria - Test equipment: video generator. - Test signal: 480p, 720p, 1080i - Test pattern: Master, 64 gray RGBW or SMPTEbar * Please refer to 4-2 to get into service mode. Use 720p & 1080p signal, master pattern to do HDTV test. Color cannot discolor to purple and blue. - Check if each color level is well-functioned. - Color saturation - Screen appears normal. It should not have any abnormal condition, such as lines appear on the screen and so on. - Color appears normal. - It is unacceptable to have few lines flashing. - RGBW should all appear normal on the screen and sort from R -G-B-W. - Color levels should be sufficient and normal. (The unidentified color levels on both left and right sides should not over 8 color levels.) - Gray level should not have abnormal color or heavy lines. - If color appears abnormal, please get into service mode to do Color Wheel Index adjustment. - The PC mode functionally sure be workable Master 64 gray RGBW SMPTEbar X1161/X1261/X1161A/X1161N/X110/H5360 Confidential 4-