Acer X1130P Acer X1130P, X1230PK, X1230P, and X1237 Projector Series Service G - Page 72
Optical Problems Checking Items, Trouble Shooting Guide - replacement lamp
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Optical Problems Checking Items No. Item Trouble Shooting Guide 1 Brightness 1. Change lamp 2 Uniformity 1. Change lamp 1. Check ADC calibration 3 FOFO Contrast 2. Check user's menu brightness & contrast are default 3. Clean DMD 4. Clean PL 5. Check ILL stop assy 4 ANSI Contrast 1. Clean PL 2. Clean DMD 3. Change PL 5 Color 6 Color Uniformity 1. Check color wheel delay 2. Check CW 50% point. Replace CW if necessary 1. Change lamp 7 Blue Edge 1. Refer to next page 2. Change CM 3. Change SUB HSG 1. Refer to next page 8 Blue/Purple Border 2. Change CM 3. Change SUB HSG 9 Focus 10 Dust 1. Change Projection Lens 2. Check PL datum and DMD parallel Clean DMD 1. Check connector between chip BD and Main BD 2. Re-install DMD with chip BD 11 Horizontal/Vertical Strips 3. Check if any pin of C-Spring is missing, damaged or dirty 4. Change new Chip BD/C-Spring 12 Pixel Fail 5. Change new DMD Change new DMD 72