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92 Troubleshooting
• Bypass power strips, power extension cables, and other power protection
devices to verify that the computer turns on properly.
• Ensure that any power strips being used are plugged into an electrical
outlet and are turned on.
• Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
IF THE POWER LIGHT IS BLINKING AMBER — 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).
IF THE POWER LIGHT IS STEADY AMBER — A device may be malfunctioning or
incorrectly installed.
• Remove and then reinstall all memory modules (see your Service Manual).
• Remove and then reinstall any expansion cards (see "Removing an
ExpressCard or Blank" on page 65).
ELIMINATE INTERFERENCE — 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.
C
HECK THE PRINTER DOCUMENTATION — See the printer documentation for
setup and troubleshooting information.
ENSURE THAT THE PRINTER IS TURNED ON
CHECK THE PRINTER CABLE CONNECTIONS
• See the printer documentation for cable connection information.
• Ensure that the printer cables are securely connected to the printer and
the computer.
book.book Page 92 Wednesday, December 12, 2007 10:32 AM