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Chapter 2 Media Changer Commands

Prevent/Allow Medium Removal (1Eh)

Quantum SuperLoader 3 Software Interface Guide 94

Prevent/Allow Medium Removal (1Eh)

This command enables or disables the removal of the magazines as well

as removal of tape cartridges through the mail slot via front panel and

On-board Remote Management control. It does not prevent removal via

the SCSI

Load Unload command.

Figure 53 Prevent/Allow

Medium Removal

Table 43 Prevent/Allow

Medium Removal Command

Descriptor Block

Bit

Byte7654321 0

Operation Code (1Eh)

Logical Unit Number Reserved

2 - 3

Reserved

Reserved Prevent

Unused Reserved Flag Link

Field Name Description

Prevent When set to 1, removal via operator control is

disabled. A

MOVE MEDIUM command with a

destination address equal to the mail slot would

return a

CHECK CONDITION status. The sense key

shall be

ILLEGAL REQUEST with the additional sense

code

MEDIA REMOVAL PREVENTED. The PREVENT/

ALLOW

status in the device is maintained separately

by each initiator.

When set to 0, the prevent state corresponding to that

initiator is cleared. By default, after power up, a hard

reset, or

BUS Device Reset message, the prevent

medium removal function is cleared.

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