Acer PD311 PD311 Service Guide - Page 50

No Step 10 Calibration 11 Blemish (Bright) Specification Procedure Calibration Pattern should be in full screen mode - Once Main Board is changed, Video Calibration & PC Calibration should be done as well. - Video Calibration - Test Signal : 480P, 720P, 1080i @60Hz - Test Pattern : Master - PC Calibration - Test Signal : PD323: 1024x768@60Hz PD311: 800x600@60Hz - Test Pattern : White (Top) Black (Bottom) Note: 1. Calibration Pattern should be in Full Screen Mode. 2. Please refer to 46. Guide to Entering Service Mode and Facotry Reset for entering Service Mode. 3. Choose and access Video Calibration & PC Calibration for correction in Service Mode Choose "Exit" to leave the Service Mode after all. The bright blemish cannot be accepted if the problem appear with Gary 30 pattern - Test Pattern : Full Black / Gray 30 Photo 12 Blemish (Dark) The dark blemish cannot be accepted if the problem appear with Blue 60 pattern. - Test Pattern : Full white / Blue 60 13 Reset Chapter 4 After final QC Step, please do OSD reset to erase all saved change again and restore the factory defaults. 44