Gateway 510XL, User Manual

Page: 235 / 272

227
Troubleshooting
www.gateway.com
To turn down the modem volume:
1
Click
Start
, then click
Control Panel
. The Control Panel window opens.
If your Control Panel is in Category View, click
Printers and Other
Hardware
.
2
Click/Double-click the
Phone and Modem Options
icon, then click the
Modems
tab.
3
Click the modem you want to adjust, then click
Properties
.
4
Click the
Modem
tab, then adjust the
Speaker volume
control.
5
Click
OK
twice to close the Phone and Modem Options dialog box.
Monitor
The screen resolution is not correct
■
Change the screen resolution from the Display Properties dialog box. For
more information, see
“Adjusting the screen resolution” on page 118 .
The computer is running but there is no picture
■
Make sure that the monitor is plugged in and turned on. If the monitor
is turned on, the power LED should be lit.
■
Adjust the brightness and contrast controls to the center position.
■
Make sure that the monitor cable is connected to the video port on the
back of your computer.
■
Check the port and cable for bent or damaged pins.
■
Reinstall the device driver. For more information, see “Reinstalling device
drivers” on page 177 .
■
Open your computer case and reseat the video card. For more information,
see
“Adding or replacing add-in cards” on page 199 .
■
Connect a monitor that you know works to your computer.
Help and
Support
For more information about changing the screen resolution
in Windows XP, click Start, then click Help and Support.
Type the keyword screen resolution in the Search box
, then click the arrow.