ViewSonic VP2330WB Service Manual - Page 34

3. Test pattern Item Test condition Pattern 1 Frequency & performance Cross-hatch pattern 2 Monitor saturation 16-gray scale pattern 3 RGB color performance RGB color 4 Sub-pixel defect RGB color 5 Full white Full white 6 Full black 7. 5-cycle pattern 8. 1-dot pattern Full black 5-cycle pattern 1-dot pattern Specification No noise is allowed, all colors must be clear 3 to 4 levels must be saturated when brightness and contrast are set to 100% Check the color temperature of RGB signal color Check the sub-pixel defect Check the brightness and contrast ratio, and check for bright pixel defects Check the BU Check the flicker Remark Pattern 1 Pattern 2 Pattern 3, 4, 5 Pattern 3, 4 , 5 Pattern 6 Pattern 7 Pattern 8 Pattern 9 Pattern 1 Pattern2 Pattern 3 ViewSonic Corporation Pattern4 Confidential - Do Not Copy 31 VP2330wb