Dell D2721H 사용자 설명서 - 페이지 43

{카테고리_이름} Dell D2721H에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Dell D2721H 49 페이지. 27"lcd color monitor
Dell D2721H에 대해서도 마찬가지입니다: 서비스 매뉴얼 (4 페이지)

페이지 인쇄
Dell D2721H 사용자 설명서
Horizontal/Vertical
Lines
Synchronization
Problems
Safety-Related Issues Visible signs of
Intermittent Problems Monitor
Missing Color
Screen has one or
more lines
Screen is scrambled
or appears torn
smoke or sparks
malfunctions on
& off
Picture missing
color
• Reset the monitor to
• Perform Auto Adjust via OSD.
• Adjust Phase and Pixel Clock controls
via OSD.
• Perform monitor self-test feature check
and determine if these lines are also in
self-test mode.
• Check for bent or broken pins in the
video cable connector.
NOTE: When using 'HDMI', the Pixel
Clock and Phase adjustments are not
available.
• Reset the monitor to
• Perform Auto Adjust via OSD.
• Adjust Phase and Pixel Clock controls
via OSD.
• Perform monitor self-test feature check
to determine if the scrambled screen
appears in self-test mode.
• Check for bent or broken pins in the
video cable connector.
• Restart the computer in the safe mode.
• Do not perform any troubleshooting
steps.
• Contact Dell immediately.
• Ensure that the video cable connecting
the monitor to the computer is
connected properly and is secure.
• Reset the monitor to
• Perform monitor self-test feature check
to determine if the intermittent problem
occurs in self-test mode.
• Perform monitor self-test feature
check.
• Ensure that the video cable connecting
the monitor to the computer is
connected properly and is secure.
• Check for bent or broken pins in the
video cable connector.
Troubleshooting
Factory
Reset.
Factory
Reset.
Factory
Reset.
│
43