DELL NT505 ユーザーズマニュアル

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Quick Reference Guide
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The computer is receiving electrical 
power, but an internal power problem may exist.
• Ensure that the voltage selection switch is set to match the AC power at your location 
(if applicable).
• Ensure that all components and cables are properly installed and securely connected 
to the system board (see "System Board Components" in your User’s Guide).
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A device may be malfunctioning or 
incorrectly installed.
• Remove and then reinstall all memory modules (see "Memory" in your User’s Guide).
• Remove and then reinstall any expansion cards, including graphics cards (see "Cards" 
in your User’s Guide).
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Some possible causes of interference are:
• Power, keyboard, and mouse extension cables.
• Too many devices connected to the same power strip.
• Multiple power strips connected to the same electrical outlet.
Printer Problems
 
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.
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See the printer documentation for setup 
and troubleshooting information.
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• See the printer documentation for cable connection information.
• Ensure that the printer cables are securely connected to the printer and the computer.
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Ensure that the electrical outlet is working by 
testing it with another device, such as a lamp.
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I N D O W S
Windows XP:
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.