Technical data

ManualsBrandsAdaptec ManualsAdapter2944UW - AHA Storage Controller UW SCSI 40 MBps

5.9 Selecting the options

Option Meaning

IRQ

In IRQ mode, the medium will be optimally synchronized. This en-

sures maximum deletion performance.

DMA

For highest deletion performance and shortest deletion time.

Read cache

Use fast read buffer.

Write cache

Use fast write buffer.

Multi-sector PIO

Increases speed by about 10% compared to the standard mode

when DMA is deactivated (see above).

Recovery via PIO

Optimal handling of defective sectors.

Cooling phase

To fix data errors or interruptions during the USB data transfer

(7.6.2 Other device problems).

Sector area

Exactly definable deletion area (6.3 Deleting a sector area).

5.10 Deleting data

On the dialog page Delete data (fig. 10), you can

start the deletion process. Check beforehand in the

status field whether the settings for deletion area,

medium, deletion method, and the selected options

are correct. If not, go back to the corresponding dia-

log page by clicking (repeatedly) [Back] in the lower

left corner of the operating field and adjust the set-

tings. As soon as you want to start the deletion pro-

cess, click [Start] in the bottom margin of the operat-

ing field. During the deletion process, you can follow the process with the help of the displays

described in the following subchapters.

5.10.1 Security query

Before the actual start of the deletion process, a se-

curity query (fig. 11) appears where the medium to

be deleted as well as corresponding security notes

are displayed. Click [Start deletion] to start the dele-

tion process and [Cancel] to return without starting

the deletion process.

Warning: All data in the target area will be irretriev-

ably deleted by starting the deletion process.

5.10.2 Deletion animation

In the center of the operating field, you see the deletion animation (if you have not deactiv-

ated it when selecting the options) after the start of the deletion process. The deletion anima-

tion shows that the deletion process is running. Especially in case the other indications only

fig. 11: Security query

fig. 10: Dialog page 'Delete data'