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EXP Computer CDS-620_820 User Manual

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CDS-420/940E/620/621 TROUBLE SHOOTING

This section explains the most common error messages and their solutions.

After rebooting your computer, the following messages will be displayed on your screen, which are
generated by EXPCDM.EXE and MSCDEX.EXE .

Configure card to:

I/O Port: 220-23f

Power: connected

PCMCIA CD-ROM card is present in socket 1

.

.

.

Drive D: = Driver MSCD001 unit 0

If any error occurs or the PCMCIA CD-ROM does not work, you should reboot your computer again.
When the system displays 'Starting MS-DOS...', press the F8 key to make the system execute
CONFIG.SYS and AUTOEXEC.BAT step by step. You can see each the command by pressing the “Y”
key.

Error messages generated by EXPCDM.EXE:

v Error: PCMCIA CD-ROM card is not present!

If the above message appears, it means EXPCDM can't find any PCMCIA CD-ROM interface card in
your PCMCIA slots. Make sure the card is inserted firmly.

v Error: Illegal arguments!

For help, type "EXPCDM /?".

The above error message means there are invalid arguments in EXPCDM . Please refer to the previous
section of “MANUAL INSTALLATION” for the usage of EXPCDM.EXE.

v Error: I/O port must be specified!

The above message means you have not specified the I/O port argument in EXPCDM line of
CONFIG.SYS.

v Error: Illegal I/O port!

The above message means an invalid I/O ports in EXPCDM line of CONFIG.SYS has been selected.
The legal I/O ports are: 320, 340 and 360 for CD-ROM only; 220 and 240 for CD-ROM plus sound.

v Error: There is no available 4K memory for mapping!

The above message means EXPCDM can't find available 4K memory between C000:0 to EFFF:0. This
error can be corrected by changing the EMM386 line of CONFIG.SYS to exclude at least 4K memory.
For example,
DEVICE=C:\DOS\EMM386.EXE ... X=D000-D3FF