Serial Or Parallel Device Problems; Sound And Speaker Problems - Dell OptiPlex GX260 Series System User's Manual

1. Click the Start button, point to Settings, and then click Printers.
If the printer is listed, right-click the printer icon.
2. Click Properties, and then select the Details tab. For a parallel printer, ensure that the Print to the
following port(s): setting is LPT1 (Printer Port). For a USB printer, ensure that the Print to the
following port(s): setting is USB.
Reinstall the printer driver—
See "Reinstalling Drivers."
Check for interrupt request conflicts—
See "Resolving Software and Hardware

Serial or Parallel Device Problems

Fill out the Diagnostics Checklist
NOTE: If you are having a problem with a printer, see
Consult the documentation for the device—
procedures.
Ensure that the device is turned on—
Check the device cable connections—
device cable connectors to have missing pins.) Ensure that the device cable is firmly connected to the
computer.
Test the device cable—
Test the electrical outlet—
as a lamp.
Eliminate interference—
computer that might cause interference. Remove these other possible causes of interference:
Power extension cables
Keyboard and mouse extension cables
Too many devices on a power strip
Multiple power strips connected to the same electrical outlet
Check the option setting—
and go to the Integrated Devices option settings. Ensure that the Serial Port setting (for a
system setup
serial device) or the Parallel Port setting (for a parallel device) matches the recommended settings.
Consult your software documentation—
documentation for the recommended serial or parallel port settings. Ensure that the port settings match the
recommended settings.
Run the Dell Diagnostics—
Dell.
Test the device— Swap the device with a comparable device that works properly.

Sound and Speaker Problems

Fill out the Diagnostics Checklist
NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening to
MP3 songs, ensure that you did not turn the player volume down or off.
Incompatibilities."
as you complete these checks.
See the device's documentation for troubleshooting
Firmly press the device's power button.
Check the connector for bent or broken pins. (It is normal for most
Swap the device's cable with a cable that works properly.
Ensure that the electrical outlet is working by testing it with another device, such
Relocate any electrical appliances on the same circuit or operating near the
See the device's documentation for the recommended settings. Then
If the problem occurs with particular software, see the software
Reboot the computer and run the
as you complete these checks.
"Printer Problems."
Dell Diagnostics. If any of the tests fail,
enter
contact