Sharp PC-A500 Specifications download pdf (Page 79)

Troubleshooting

T-4

Trouble with Keyboard/Glide Pad

Question: Why doesn't the keyboard or the glide pad function?

•

Perform a software reset by pressing

Ctrl+Alt+Delete

•

If you cannot perform a software reset, press the power switch for more than four

seconds to turn off the system. Five seconds later, turn the computer on.

•

If you cannot power off the system with above procedures, insert a fine rod into

the reset switch on the right side of the computer (refer to page 2-3). Wait five

seconds and turn the computer back on.

Question: Why doesn't the glide pad function correctly?

•

Confirm the item Pointing Device in the Advanced menu of the Setup Utility is set

to Auto.

•

Confirm the surface of the glide pad is completely dry and free from dirt and

grease.

Trouble with Floppy Disks

Question: Why can't I use a floppy disk?

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Confirm the floppy disk is inserted correctly.

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Confirm the drive or the file name is correct.

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The floppy disk may not be formatted or could be corrupted.

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If you cannot write to a floppy disk, the disk may be write-protected. Eject the

disk and ensure that the write-protect tab covers the detection hole.

•

If you cannot write to a floppy disk, the disk may be full. Use another disk.

•

Check whether the supervisor has set a password prohibiting access to the floppy

disk drive in the Security menu of the Setup Utility.

•

If you cannot format an unformatted floppy disk, restart the computer in MS-

DOS mode; then, type the following command:

FORMAT A:/F:1.44(for 2HD disk)

FORMAT A:/F:720 (for 2DD disk)

1 2 ... 74 75 76 77 78 79 80 81 82 83 84 ... 88 89

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Sharp PC-A500 Specifications Page 79