Usb - Toshiba Portégé M100 User Manual

User's Manual
Annoying sound
is heard

USB

Refer also to your USB device's documentation.
Problem
USB device does
not work
9-18
Make sure the headphone connection is secure.
Check Windows Device Manager. Make sure the
sound function is enabled and that settings for I/
O address, Interrupt level and DMA are correct
for your software and do not conflict with other
hardware devices that you may have connected
to the computer.
You may be experiencing feedback. Refer to
Using the microphone
Basics.
If problems persist, contact your dealer.
Procedure
Check for a firm cable connection between the
USB ports on the computer and the USB device.
Make sure the USB device drivers are properly
installed. Refer to your Windows documentation
for information on checking the drivers.
If you are using an operating system that does
not support USB, you can still use a USB mouse
and/or USB keyboard. If these devices do not
work, make sure the USB KB/Mouse Legacy
Emulation item in HW Setup is set to Enabled.
If problems persist, contact your dealer.
in Chapter 4, Operating