Dell E2222H 서비스 매뉴얼 - 페이지 12

{카테고리_이름} Dell E2222H에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Dell E2222H 15 페이지. Teardown instruction
Dell E2222H에 대해서도 마찬가지입니다: 사용자 설명서 (49 페이지), 간소화된 서비스 매뉴얼 (12 페이지), 서비스 매뉴얼 (15 페이지), 지침 (3 페이지)

페이지 인쇄
Dell E2222H 서비스 매뉴얼

Built-in diagnostics

Your monitor has a built-in diagnostic tool that helps you determine if any screen abnormality
you experience is an inherent problem with your monitor, or with your computer and video card.
1 2 3 4

Label Description

1
Button 1
2
Button 2
3
Button 3
4
Button 4
To run the built-in diagnostics:
1. Ensure that the screen is clean (no dust particles on the surface of the screen).
2. Press and hold Button 4 for about 4 seconds and wait for a pop up menu.
3. Use Button 1 or 2 to select the
A gray test pattern appears at the beginning of the diagnostic program.
4. Carefully inspect the screen for abnormalities.
5. Press Button 1 to change the test patterns.
6. Repeat steps 4 and 5 to inspect the display in red, green, blue, black, white and text
screens.
7. When in White color test screen, check for white color uniformity and if there white color
appears greenish/reddish, etc.
8. Press Button 1 to end the diagnostic program.
6. Trouble Shooting Instructions
and press
to confirm.