Fujitsu MCM3130AP Manual Do Utilizador
Host Interface
4-64
C156-E227-01EN
4.6.8 PREVENT/ALLOW MEDIUM REMOVAL command
Table 4.79 PREVENT/ALLOW MEDIUM REMOVAL command
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (1Eh)
1
Logical Unit Number
Reserved
2-3
Reserved
4
Reserved
Prevent
5-11
Reserved
The PREVENT/ALLOW MEDIUM REMOVAL command allows or inhibits
media ejection on the device.
media ejection on the device.
A value of 0 in the Prevent bit allows ejection and a value of 1 disables ejection.
The power-on default value is Enabled.
If there is any data not written yet in the write cache, the ODD completes writing
on media, then allows ejection.
on media, then allows ejection.
Hard reset resets the prevent state to allow ejection.
Table 4.80 Response to Prevent/Allow/Eject
Operation
Status at
operation
When no media is
loaded
When media is loaded
Prevent = 0
Enabled
No error
No error
Inhibited
No error
No error
Prevent = 1
Enabled
No error
No error. Media ejection is inhibited.
Inhibited
No error
No error
Eject
Enabled
No error
No error: Eject the cartridge
(Ejection with
START/STOP UNIT
command)
START/STOP UNIT
command)
Inhibited
Error:
SENSE KEY 5
ASC/ASCQ 5302
SENSE KEY 5
ASC/ASCQ 5302
Error:
SENSE KEY 5
ASC/ASCQ 5302
SENSE KEY 5
ASC/ASCQ 5302
Eject
Enabled
The state remains
unchanged.
unchanged.
Eject the cartridge
(Ejection with the Eject
switch)
switch)
Inhibited
The state remains
unchanged.
unchanged.
The state remains unchanged. Media
ejection is still inhibited.
ejection is still inhibited.