Note: When the USB port on the control panel is used for the docking station, the port is disabled for
any other use. This information does not apply to an 8231-E2B, 8231-E1C, 8231-E1D, 8231-E2C, 8231-E2D,
or 8268-E1D system.
Note:
Specifications
Interface
USB 2.0
Mksysb
Yes
Bootable
Yes
Physical form factor (internal docking station)
5.25 inch half high
Environmental
Table 62. Operation conditions
USB Removable Disk Drive Operating conditions Non-operating conditions
Temperature 5 -55 C –40 -65 C
Relative humidity 8 - 90% noncondensing 5 - 95% noncondensing
Maximum wet bulb temperature 29.4 C noncondensing 40 C noncondensing
Maximum temperature gradient 20 C per hour 20 C per hour
Altitude –300 to 3048 m (10,000 ft) –300 to 12,192 m (40,000 ft)
Supported operating systems
USB Removable Disk Drive is supported on the following versions of operating systems:
v AIX 5L Version 5.3 with the 5300-11 Technology Level, or later
v IBM i 7.1 with the Technology Refresh PTF Group Level 5, or later
v AIX Version 6.1 with the 6100-04 Technology Level, or later
v Red Hat Enterprise Linux version 3 Update 7, or later
v SUSE Linux Enterprise Server 10, or later
Using the USB Removable Disk Drive for backup and restore
The disk drive is a backup and restore device that can be used as an alternative to tape drives. The
removable disk drive is not a replacement for regular disk drives and cannot be used as part of a disk
array.
Note: If power is lost during a backup to the disk, the data can be compromised. Verify the data or rerun
the backup.
Using the drive with AIX
AIX names the drive usbmsx, for example, usbms1, and usbms2. AIX also can use the device as a raw
device, for example, rusbms1 and rusbms2.
AIX uses the removable disk drive differently depending on the program being used. The AIX mksysb
command builds a list of files to back up, creates a universal disk format (UDF) file system, and puts a
Managing devices 87
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