Glossary
Seek time
The seek time is the time required for a head to move from the current track to
another track. The seek time does not include the mean rotational delay.
Serial-ATA
Serial ATA is an extension specification from the current Parallel ATA physical
storage interface. The parallel data transfer of Parallel ATA is changed to the
serial data transfer in Serial-ATA for obtaining greater data transfer speed.
Slave (Device 1)
The slave is a second drive that can operate on the AT bus. The slave is daisy-
chained with the first drive operating in conformity with the ATA standard.
Status
The status is a piece of one-byte information posted from the drive to the host
when command execution is ended. The status indicates the command termination
state.
VCM
Voice coil motor. The voice coil motor is excited by one or more magnets. In this
drive, the VCM is used to position the heads accurately and quickly.
C141-E249
GL-3
Summary of Contents for MHW2040BS
Page 1: ...C141 E249 01EN MHW2120BS MHW2100BS MHW2080BS MHW2060BS MHW2040BS DISK DRIVES PRODUCT MANUAL ...
Page 4: ...This page is intentionally left blank ...
Page 8: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 12: ...This page is intentionally left blank ...
Page 42: ...This page is intentionally left blank ...
Page 54: ...This page is intentionally left blank ...
Page 74: ...This page is intentionally left blank ...
Page 86: ...Interface Figure 5 2 Example of the circuit for driving Ready LED 5 12 C141 E249 ...
Page 256: ...This page is intentionally left blank ...
Page 278: ...This page is intentionally left blank ...
Page 282: ...This page is intentionally left blank ...
Page 284: ...This page is intentionally left blank ...
Page 292: ...This page is intentionally left blank ...
Page 294: ......
Page 295: ......
Page 296: ......