Plus Passport Hard Drive Appears As Two Drives to FDISK (76977)
The information in this article applies to:
• Microsoft MS-DOS operating system 5.0
This article was previously published under Q76977
The Plus Development Passport hard drive will appear as two physical
hard drives when partitioned with the MS-DOS 5.0 FDISK command.
However, you can use the entire drive as one partition under Microsoft
MS-DOS version 5.0.
The 40 MB Passport removable hard drive was developed before MS-DOS
allowed for an extended DOS partition. At that time, users were
limited to one 32 MB primary DOS partition and the Passport hard drive
was incompatible with drivers such as Disk Manager. To allow you to
use the entire 40 MB available on your drive, the Passport has the
ability to appear as two physical drives. The drive controller then
provides the translation.
According to Plus Development technical support, the MS-DOS 5.0 FDISK
command can create a 40 MB primary DOS partition on the first of the
two physical drives reported by the Passport controller. The second
drive will then appear as a disk of size 0. Note that FDISK will still
report the extra physical drive; this is perfectly normal and has no
If you have a second drive of size 0, you can use the /1 switch on
your Passport driver to eliminate the second drive. For more
information on the /1 switch, contact Plus Development technical
The product included here is manufactured by vendors independent of
Microsoft; we make no warranty, implied or otherwise, regarding this
product's performance or reliability.
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