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normal computer operation is not possible on battery power alone. Ensure that the AC adapter is connected to your computer when the computer is docked to
a docking device.
Docking While the Computer Is Running
If your computer is connected to the Dell D/Port while the computer is running, presence of the docking device is ignored until the AC adapter is connected to
the computer.
AC Power Loss While the Computer Is Docked
If your computer loses AC power while docked to the Dell D/Port, the computer immediately goes into low-performance mode.
Printer Problems
Fill out the Diagnostics Checklist (see Diagnostics Checklist) as you complete these checks.
Ensure that the printer is turned on
Check the printer cable connections —
l See the printer documentation for cable connection information.
l Ensure that the printer cables are securely connected to the printer and the computer.
Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
Verify that the printer is recognized by Windows —
1. Click Start® Control Panel® Printers and Other Hardware® View installed printers or fax printers.
2. If the printer is listed, right-click the printer icon.
3. Click Properties® Ports. 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 the printer documentation for instructions.
Scanner Problems
Check the scanner documentation — See the scanner documentation for setup and troubleshooting information.
Unlock the scanner — Ensure that your scanner is unlocked if it has a locking tab or button.
Restart the computer and try the scanner again
Check the cable connections —
l See the scanner documentation for cable connection information.
l Ensure that the scanner cables are securely connected to the scanner and the computer.
Verify that the scanner is recognized by Microsoft Windows —
Click Start® Control Panel® Printers and Other Hardware® Scanners and Cameras. If your scanner is listed, Windows recognizes the scanner.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTE: If you need technical assistance for your printer, contact the printer's manufacturer.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTE: If you need technical assistance for your scanner, contact the scanner's manufacturer.