Service manual

Troubleshooting Your Computer: Dell Latitude CP
See Getting Help, for instructions.
Troubleshooting the CD-ROM Drive
During POST, the computer checks the CD-ROM drive, comparing its characteristics with the
system configuration information. (The drive access indicator blinks as the computer performs
this check.)
NOTE: Check the config.sys and autoexec.bat files before using the following procedure. If
necessary, add the following statement to the config.sys file: device=c:\tsy\tsycdrom.sys. If
necessary, add the following statement to the autoexe.bat file: c:\dos\mscdex.exe /d:tsycdl.
Then save the changes and reboot the computer. If the problem persists, use the following
troubleshooting procedure before calling Dell.
If a failure occurs with the drive, make a copy of the Diagnostics Checklist ound in Getting Help
and fill it out as you complete the following procedure:
1. Turn off the computer, and then install the CD-ROM drive in the modular bay. reboot the
computer. Does the drive access indicator blink during the boot routine.
Yes. Go to step 3.
No. Go to step 2.
2. Remove and reinsert the CD-ROM drive. Reboot the computer. Does the drive access
indicator blink during the boot routine?
Yes. Go to step 3.
No. Go to step 7.
3. Remove the hard-disk drive, and boot the computer. Does the drive access indicator
blink during the boot routine?
Yes. Go to step 4.
No. Go to step 7.
4. Reinstall the hard-disk drive. Then check the CD-ROM configuration in the Settings
folder. Is the CD-ROM driver (tsycdrom.sys) installed?
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