IBM DTLA-305040 Hard Drive Specifications - Page 79

General, Device, Check Power Mode, Hard Reset

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8.0 General This specification describes the host interface of the DTLA-30XXXX. The interface conforms to the Working Document of Information Technology - AT Attachment with Packet Interface Extension (ATA/ATAPI-5), Revision 2, dated 13 December 1999, with certain limitations described in 8.2, "Deviations from standard." 8.1 Terminology Device Host The DTLA-30XXXX hard disk drive The system to which the device is attached 8.2 Deviations from standard The device conforms to the referenced specifications with the following deviations: Check Power Mode. Check Power Mode command returns FFh to Sector Count Register when the device is in Idle mode. This command does not support 80h as the return value. Hard Reset. Hard reset response is not the same as that of power on reset. Refer to section 10.1, "Reset Response," on page 0 for details. Deskstar 40GV & 75GXP hard disk drive specifications 67

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8.0
General
This specification describes the host interface of the DTLA-30XXXX.
The interface conforms to the Working Document of Information Technology - AT Attachment with Packet
Interface Extension (ATA/ATAPI-5), Revision 2, dated 13 December 1999, with certain limitations
described in 8.2, “Deviations from standard.”
8.1 Terminology
The system to which the device is attached
Host
The DTLA-30XXXX hard disk drive
Device
8.2
Deviations from standard
The device conforms to the referenced specifications with the following deviations:
Check Power Mode
.
Check Power Mode command returns FFh to Sector Count Register when the
device is in Idle mode. This command does not support 80h as the return value.
Hard Reset
. Hard reset response is not the same as that of power on reset. Refer to section 10.1,
“Reset Response,” on page 0 for details.
Deskstar 40GV & 75GXP hard disk drive specifications
67