Erase; Command Description; Command Descriptor Block; Table 8-1: Erase Command Descriptor Block - Tandberg Data SLR7-140 PROGRAMMER Manual

8.
BYTE BIT 7
00 Operation Code 19h
01 Logical Unit Number (LUN)
02 RESERVED
03 RESERVED
04 RESERVED
05 Control Byte
IMM

Erase

8.1.

Command Description

When using SLRtape140 to SLRtape7 or SLR32, media the
ERASE command
partition at
erased logically or it can be physically overwritten
(depending on the state of the LONG bit). When finished
the tape will
partition. The ERASE command is only accepted if the
tape is positioned at BOP of any partition.
The Drive will disconnect during execution of the ERASE
command if disconnection is allowed.
None of the
ability to write on older tapes. Therefore no erase can
be performed on SLR5 or DC9250 media.
8.2.

Command Descriptor Block

6 5
Table 8-1: ERASE Command Descriptor Block
An Immediate bit (IMM) of zero indicates that the Drive
will not return status until the erase operation has
completed. An IMM bit of one indicates that the Drive
will return status as soon as the execution of all
previous commands has been completed and the Command
Descriptor Block
validated. If CHECK CONDITION status is returned for the
ERASE command
operation is not performed.
8-1 Tandberg SLR Product Line SCSI Functional Specifications
causes the Drive
the time. The
be positioned
drives covered
4 3
RESERVED
of the ERASE
with an IMM
to erase one
partition can either
at BOP of the
by this manual
2 1
IMM
command has
bit of one, the
entire
be
current
has the
0
LONG
been
erase