NEC LC15m, User Manual

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18 - Monitor User’s Guide
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Troubleshooting
Before consulting service personnel, check the following chart for a possible cause and
solution to the trouble you are experiencing.
Problem Possible Solution
Moitor will not turn on • Make sure the power cord is plugged in.
No image • Make sure the power cord is plugged in.
• Check the VGA cable connecting the LCD monitor to
the computer (see “Connecting the VGA Signal Cable
to the Computer” on page 11).
• Press the POWER button on the front of the monitor
(see “Control Buttons” on page 13).
Poor or abnormal image • Check the VGA cable connecting the LCD monitor to
the computer (see “Connecting the VGA Signal Cable
to the Computer” on page 11).
• Press the MENU/ENTER button to adjust the
brightness and/or contrast options in the OSD (see
“OSD Options” on page 14).
• Adjust the color option in the OSD (see “OSD
Options” on page 14).
• Press the AUTO button on the front of the monitor to
automatically adjust the display settings (see “Control
Buttons” on page 13).
Image OK, no sound • Check the audio cable connecting the LCD monitor to
the computer (see “Connecting the Audio Cable to the
Computer” on page 11).
• Press the UP button on the front of the monitor to
increase the volume (see “Control Buttons” on page 13).
• Make sure the computer’s audio software is working.
Adjust the audio settings of the computer or its sound
card.
Monitor_UG_01.book Page 18 Monday, October 10, 2005 3:47 PM