Troubleshooting 133
CHECK THE BATTERY TEMPERATURE If the battery temperature is below
0°C (32°F), the computer will not start.
TEST THE ELECTRICAL OUTLET Ensure that the electrical outlet is working by
testing it with another device, such as a lamp.
CHECK THE AC ADAPTER Check the AC adapter cable connections. If the
AC adapter has a light, ensure that the light is on.
CONNECT THE COMPUTER DIRECTLY TO AN ELECTRICAL OUTLET Bypass power
protection devices, power strips, and extension cables to verify that the
computer turns on.
ELIMINATE POSSIBLE INTERFERENCE Turn off nearby fans, fluorescent lights,
halogen lamps, or other appliances.
ADJUST THE POWER PROPERTIES See "Power Management Modes" on
page56.
RESEAT THE MEMORY MODULES If the computer power light turns on, but
the display remains blank, reinstall the memory modules (see "Memory" on
page163).
Printer Problems
Fill out the "Diagnostics Checklist" on page191 as you complete these checks.
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.
CHECK 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.
TEST THE ELECTRICAL OUTLET Ensure that the electrical outlet is working by
testing it with another device, such as a lamp.