IBM L3 Hardware and system checklist, TOSHIBA Leading Innovation, Self test, System start-up, ■ USB, ■ LAN, ■ Power, ■ Modem, MMC Card, ■ Password, ■ Keyboard

L350/L350D

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	■ ExpressCard
■ Self test	■ SD/SDHC/MS/MS Pro/
■ Power	MMC Card
■ Password	■ External monitor
■ Keyboard	■ Sound system
■ LCD panel	■ USB
■ Hard disk drive	■ Modem
■ DVD Super Multi (± R DL) drive	■ Sleep/Hibernation
■ HD-DVD ROM drive	■ LAN
■ Diskette drive	■ Wireless LAN
■ Pointing device	■ Recovery Discs
	■ Touchpad device
	■ USB mouse

System start-upWhen the computer does not start properly, check the following items:■Self Test■Power Sources■Power-on PasswordSelf test

When the computer starts up, the self-test will be run automatically, and the following will be displayed:

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This message remains on the screen for a few seconds.

If the self test is successful, the computer tries to load the operating system.

Depending on how the Boot Priority is set in the Hardware Setup, the computer tries to load first from drive A then from drive C, or first from drive C then from drive A.

If any of the following conditions are present, the self test failed:■The computer stops and does not proceed to display information or messages.

■Random characters appear on the screen, and the system does not function normally.

■The screen displays an error message.

Turn off the computer and check all cable connections. If the test fails again, contact your dealer.

User’s Manual 9-3