Acer PD115 PD115 Service Guide - Page 43

Function Test Display Pattern Item Test Content 1 Noise check up 2 Dust check up 3 Dust check up 4 Resolution check up 5 RGB color check up 6 Dust check up 7 Light leakage check up Pattern 12 squares 12 squares 800 flicker Full Black Full White Black and White Word 256RGB Full Gray Boundary Frame Specification Remark (1).Select the "12 squares" BMP file to check if there is any noises during the stage of turning on, and warming up the projector. Figure 1 (2). The noises appear on the square should be less than three squares. Figure 1 (3).Select the " 800 flicker" BMP file. Make sure teach word on the projected image doesn not flicker. Figure 2 (1) Select the " Full Black" BMP file to project the image on the screen .Stand 1.8 meters from it and ensure there are no stains . Figure 3 (1) Select the " Full White" BMP file to project the image on the screen .Stand 1.8 meters from it and ensure there are no stains . Figure 4 (1) Select the " black and white word" BMP file. Use the projector to adjust the projected image to the maximum size and minimum size and make sure each word is distinguishable under both conditions. Figure 5 (1) Select the "256RGB" BMP file to check if the color ladder of the image matches the color ladder of the file. Figure 6 (1) Select the " Full Gray " BMP file to project the image on the screen .Stand 1.8 meters from it and ensure there are no stains . Figure 7 (1) Click on the folder, select the " Boundary Frame " BMP file, press the AUTO button on the projector, check if the lines and colors of the projected image are clear as presented on the BMP file . Figure 8 12 squares Pattern (Figure 1) Chapter 4 800 flicker Pattern (Figure 2) 38