Tandberg Data SLR7-140 PROGRAMMER Manual page 250

FAST
LED Function
CLN
OND
Tandberg Data
As soon as one command is waiting, the drive is in the
same state as when a command is executing.
When set to one this bit enables the special FAST space
mode. When set to zero this bit disables the FAST space
mode. See the SPACE commands for details.
Legal values are 0 and 1.
The default (factory programmed) value is 1.
This field controls the LED operation. It must be set to
zero (0h), it is not changeable (currently the Drive
only supports a singled LED mode).
A Clean (CLN) bit of zero indicates that the drive will
not signal CHECK
cleaning. A CLN bit of one indicates that the drive will
signal CHECK CONDITION when the drive requires cleaning.
The sense data generated will indicate a Sense Key of 1h
(Recovered Error)
Requested). Note
informed about the cleaning request. This will be the
first initiator that issues a command after the cleaning
request condition
cleaning request in these cases:
• When a predetermined tape run length threshold has
been reached
Cleaning Page) has a value of 1.
• After a Power Up condition and the Clean bit has a
value of 1.
• After a hard reset condition and the Clean bit has a
value of 1.
• Each time a CLN bit is changed from 0 to 1 and the
Clean bit is 1.
• After an unsuccessful cleaning attempt.
Note that drive will not signal CHECK CONDITION due to a
cleaning request until after the current command has
completed its execution.
See also the Head Cleaning Page of the LOG SENSE command
for information regarding the Clean bit and cleaning
conditions.
Legal values are 0 and 1.
The default (factory programmed) value is 0.
An On-line Diagnostics (OND) bit of zero indicates that
the Drive will use a SLRtape24 SL, SLR32 SL, SLRtape50
SL, SLRtape7 SL or SLR40/60/100 - 10GB medium as a
diagnostic tape.
automatically when such a tape is inserted into the
drive. A OND bit of one indicates that the drive will
not start an automatic diagnostic operation when one of
the above mentioned cartridge types is inserted.
Legal values are 0 and 1.
The default (factory programmed) value is 1.
14-32 Tandberg SLR Product Line SCSI Functional Specifications
CONDITION when
and ASAQ of
that only a
has occurred.
and the Clean
A diagnostic
Mode Select
the drive requires
00h 17h (Cleaning
single initiator
The drive signals
bit (Log Sense,
operation is started
is
a
Head