Dell D2421DS Panduan Pengguna - Halaman 43
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Juga untuk Dell D2421DS: Panduan Servis (4 halaman)
Halaman Cetak
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.
│
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