Fujitsu DynaMO 640 AI Benutzerhandbuch Seite 46

A: The low-level format of your MO disk may have been destroyed. Please
re-format your MO disk with low-level format first, then try Super
floppy format (or PC/AT HDD format). Please be patient that low-level
format takes about 10 - 15 minutes.
Installation Related Questions
Q: Can I use OS/2 native optical device drivers? (OPTICAL.SYS or
OPTICAL.DMD)?
A: Use the Fujitsu device driver. If you have already installed
OPTICAL.SYS (Warp 3.0) or OPTICAL.DMD (Warp 4.0) or they
appear in your 'config.sys' as :
DEVICE=OPTICAL.SYS
DEVICE=C:\OS2\BOOT\OPTICAL.DMD
These lines should be removed by typing REM as follows.
REM DEVICE=OPTICAL.SYS
REM DEVICE=C:\OS2\BOOT\OPTICAL.DMD
Q: How can I uninstall the device driver for DynaMO 640AI?
A: 1. Find the following line from the C:\CONFIG.SYS file.
BASEDEV=ATAPIMO.FLT /V /U:ST506_HARDDISK
DEVICE=C:\OS2\MODISK.DMD /R1 /Q /U:ST506_HARDDISK
2. Make the line ineffective as follows.
REM DEVICE=C:\OS2\MODISK.SYS /R1
REM BASEDEV=ATAPIMO.FLT /V /U:ST506_HARDDISK
REM DEVICE=C:\OS2\MODISK.DMD /R1 /Q /
1.40
U:ST506_HARDDISK