
3.3.6
Operating Mode Definition
Operating Mode
Description
Spin-Up
Start up time period from spindle stop or power down.
Seek
Seek operation mode
Write
Write operation mode
Read
Read operation mode
Idle
Spindle motor and servo system are working normally.
Commands can be received and processed immediately.
Standby
Spindle motor is stopped.
Commands can be received immediately, but write or read operations cannot begin
until the spindle is spun-up and the Servo system is ready.
Sleep
Spindle motor is stopped.
Only soft reset or hard reset can change the mode to standby.
Notes:
1. Upon Power down or Spindle stopped, a head locking mechanism will secure the heads in the ID
parking position.
3.3.6.1
Mode Transition Time
Figure 13. Mode Transition Time
Note: The actual spin down time will exist, however the command will be processed immediately.
From - - - > To
DTTA-371440
DTTA-371290
DTTA-371010
DTTA-351680
|
DTTA-351350
DTTA-351290
DTTA-351010
DTTA-350840
DTTA-350640
DTTA-350430
DTTA-350320
Standby - - > Idle (sec)
14 (typical) / 31 (max)
12 (typical) / 31 (max)
10 (typical) / 31 (max)
Idle - - > Standby (sec)
Immediately
Immediately
Immediately
Standby - - > Sleep (sec)
Immediately
Immediately
Immediately
Sleep - - > Standby (sec)
Immediately
Immediately
Immediately
14
O E M Specifications for DTTA-3xxxxx
Содержание DTTA-350320
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Страница 13: ...Part 1 Functional Specification Copyright IBM Corp 1998 5 ...
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Страница 58: ...Figure 46 Mechanical Dimension 50 OEM Specifications for DTTA 3xxxxx ...
Страница 59: ...6 7 3 Connector Locations Figure 47 Connector Locations Specification 51 ...
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Страница 69: ...Part 2 ATA Interface Specification Copyright IBM Corp 1998 61 ...
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Страница 188: ...Published in Japan S00K 0286 02 ...