Fujitsu MPD3043AT, Product Manual

Page: 117 / 191

C141-E069-02EN 5 - 50
Alternative, the device must issue the SMART Enable-Disable Attribute AutoSave
subcommand (FR register = D2h) to use a feature which regularly save the device attribute
value data to a medium.
The host can predict failures in the device by periodically issuing the SMART Return Status
subcommand (FR register = DAh) to reference the CL and CH registers.
If an attribute value is below the insurance failure threshold value, the device is about to fail or
the device is nearing the end of it life . In this case, the host recommends that the user quickly
backs up the data.
At command issuance (I-O registers setting contents)
1F7
H
(CM) 1 0 1 1 0 0 0 0
1F6
H
(DH)
× × ×
DV xx
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(FR)
Key (C2h)
Key (4Fh)
xx
xx
Subcommand
At command completion (I-O registers setting contents)
1F7
H
(ST) Status information
1F6
H
(DH)
× × ×
DV xx
1F5
H
(CH)
1F4
H
(CL)
1F3
H
(SN)
1F2
H
(SC)
1F1
H
(ER)
Key-failure prediction status (C2h-2Ch)
Key-failure prediction status (4Fh-F4h)
xx
xx
Error information