Toshiba PRO L450D manual KB/Mouse Emulation option within

Troubleshooting

In addition to the information in this section, please also refer to the documentation supplied with your USB device.

Problem	Procedure
USB device does not	Remove the USB device from the computer and
work	then reconnect it to a free port in order to ensure
	it is firmly attached.
	Ensure that any required USB device drivers are
	properly installed - to achieve this you should
	refer to both the device documentation and the
	operating system documentation.
	If you are using an operating system that does
	not support USB, you are still able to use a USB
	mouse and/or USB keyboard by setting the USB
	KB/Mouse Emulation option within the
	TOSHIBA HW Setup utility to Enabled.
	If you are still unable to resolve the problem,
	contact your reseller, dealer or service provider.

Please also refer to Chapter 8, Optional Devices, for further information on installing and removing memory modules.

Problem	Procedure
If there is a memory	In the event of Power indicator flashes when the
malfunction, the Power	computer is turned on you should initially ensure
indicator will repeatedly	that the installed memory module(s) are
flash (on for 0.5	compatible with the computer. If you determine
seconds, off for 0.5	that an incompatible module has been installed,
seconds) in the	you should follow the steps as detailed below:
following patterns:	1.	Turn off the computer.
If there is an error in
	2.	Disconnect the AC adaptor and all peripheral
only slot A or no
		devices.
memory module is
	3.	Remove the battery pack.
inserted in Slot A:
	4.	Remove the incompatible memory module.
amber twice, then green
once.	5.	Install the battery and/or connect the AC
If there is an error in		adaptor.
Slot B: amber once,	6.	Turn on the computer.
then green twice.	If you are still unable to resolve the problem,
If there are errors in
	contact your reseller, dealer or service provider.
both Slot A and Slot B:

amber twice, then green twice.

User’s Manual 9-15