Acer PD525 PD525 Service Guide - Page 57

Function Test and Alignment Procedure Equipment Needed Item 1 2 3 4 Description IBM PC with XGA resolution (Color Video Signal & Pattern Generator) DVD player with component video (Y, Pb, Pr) and Multi-system (NTSC / PAL / SECAM) HDTV Tuner or Source (480i, 480p, 720p, 1080i) Minolta CL-100 Test Condition Item 1 2 3 4 5 6 7 8 Description Circumstance Brightness : 1.) Dark room less than 2.5 lux for functional inspection. 2.) Circumstance brightness over than 500 lux for external inspection. Inspection Distance : 1.) About 1.5~3m for functional inspection (The prosection distance has to base on the screen size till 60 inches) 2.) 30cm for external inspection. Screen Size : 60 inches diagonal (wide) Each PD525 should be run-in for 2 hours after repair. Each PD525 should be cooling for 5 minutes after the run-in test. Before function test and alignment, each PD525 should be warmed up for 5 minutes. 1.) In room temperature 2.) With cycled display colors (R,G,B,White) *Note Test Display Mode & Pattern Function Test and Alignment Procedure * Note : a. Please enter "Service Mode" to select burn-in function. (For cycled display color mode) b. The procedure for enter service mode. Press "Power", "Left", "Left", "Menu" button when the Unit under search status. Chapter 4 52