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5-2 Electrical Problems
Most electrical problems (except blackouts) can be avoided if you run
your system on a dedicated electrical line. That is, ensure that your
computer and peripheral electric cords are not shared by other applian-
ces such as a refrigerator or air conditioner. Also, it is highly advisable
to purchase a surge suppressor. This is a set of electric sockets
enclosed in a single housing. A surge suppressor prevents sudden
pulses of high electric power (spikes) from damaging the computer.
This appliance is inexpensive and can be purchased at any computer
or electronic hardware store.
System Error Messages
Basically there are three levels of system error messages that you
might see displayed on your computer. These are related to the
software you use. Following are the ones most commonly en-
countered.
Software error messages are a result of:
4
Chapter 5: Troubleshooting
Software lockup; the application becomes stuck and the
cursor will not move. When this happens, remove your ap-
plication program from the disk drive (unless a hard disk is
used) and reboot your computer. if the problem persists,
contact your nearest software dealer.
Software crash; the application suddenly displays garbled
text on the monitor or the cursor locks up. Try to reboot the
computer. if the problem persists, you will need to contact
the software dealer from whom you purchased the package.
He/she should replace the package, depending on the ser-
vice contract, or have it repaired.
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