Part II: Technical Reference
Troubleshooting Guide
Fixing device-related problems
228
The computer emits a loud, high-pitched noise.
This is feedback between the microphone and the speakers. It
occurs in any sound system when input from a microphone is fed
to the speakers and the speaker volume is too loud. Adjust the
volume control.
If you have changed the settings for the Record Monitor feature in
the Recording Control Utility (default Off) or the Mute feature in
the Mixer Utility (default Enabled), these may cause feedback.
Revert to the default settings.
Optional devices
Optional devices can include a printer, PC Cards, an external
monitor, or any other device you connect to your computer to
expand its capabilities.
For an external monitor, see “Display problems” on page 220.
PC Card problems
Most PC Card problems occur during installation and setup of
new cards. If you’re having trouble getting one or more of these
devices to work together, several sections in this chapter may
apply.
Resource conflicts can cause problems when using PC Cards.
Refer to “Resolving a hardware conflict” on page 213.
Card information structure (CIS)
When you insert a PC Card into a slot, the computer attempts to
determine the type of card and the resources it requires by reading
its CIS. Sometimes the CIS contains enough information for you
to use the card immediately. Other cards must be configured
before you can use them.
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Страница 55: ...Part I Getting to Know Your Computer Getting Started When and how to turn off the computer 29 ...
Страница 111: ...Part I Getting to Know Your Computer Learning the Basics Caring for your computer 85 ...
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Страница 185: ...Part II Technical Reference Toshiba Utilities Expansion device properties 159 ...
Страница 219: ...Part II Technical Reference Keeping Your Files Safe Hard disk drive passwords Windows NT 193 ...
Страница 277: ...Part II Technical Reference Troubleshooting Guide Toshiba s worldwide offices 251 ...
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Страница 285: ...Part III Appendixes Hot Keys 259 ...
Страница 286: ...Appendix B Built in features 261 Optional accessories and devices 268 Specifications 270 ...
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Страница 300: ...Appendix D IRQ level assignments 275 DMA channel assignments 277 Input output port address assignments 278 ...
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