Toshiba Satellite C640 - Manual (Page 122)

User’s Manual 8-4
Satellite C600/C640/C645/C600D/C640D/C645D, Satellite Pro C600/C640/C600D/C640D
Hardware and system checklist
This section discusses problems caused by your computer’s hardware or
attached peripherals. Basic problems may occur in the following areas:
System start-up
When the computer does not start properly, check the following items:
■
Self Test
■
Power Sources
Self test
While booting up the computer, self test is executed automatically and the
TOSHIBA
logo is displayed on the screen.
This message remains on the screen for a few seconds.
If the self test is successful, the computer tries to load the operating system
according to how the Boot Priority Options is set within the TOSHIBA HW
Setup program.
If any of the following conditions are present, the self test has failed:
■
The computer stops and does not proceed to display information or
messages except for the TOSHIBA logo.
■
Random characters appear on the screen and the system does not
function normally.
■
The screen displays an error message.
In these instances, turn off the computer, check all cable connections and
then restart it - if the self test fails again, contact your reseller, dealer or
service provider.
■
System start-up
■
Self test
■
Power
■
Keyboard
■
Internal display panel
■
Hard disk drive
■
DVD Super Multi drive
■
Memory Cards: SD/SDHC/SDXC
Card, MultiMediaCard
■
Pointing device
■
USB device
■
Additional memory module
■
Sound system
■
External monitor
■
LAN
■
Wireless LAN
■
Bluetooth
■
Recovery Media