WD Enterprise WDE2170/WDE4360
T T
C C
ABLE OF
ABLE OF
ONTENTS
ONTENTS
1.1.
General Description................................................................................................................. 1
1.2.
Advanced Features .................................................................................................................. 2
1.3.
Options ................................................................................................................................... 3
................................................................................................ 4
2.1.
Performance Specifications...................................................................................................... 4
2.2.
Physical Specifications ............................................................................................................ 5
2.2.1.
Physical Dimensions.................................................................................................. 6
2.3.
Mechanical Specifications ....................................................................................................... 7
2.3.1.
Mounting................................................................................................................. 10
2.4.
Electrical Specifications ........................................................................................................ 11
2.4.1.
2.4.2.
12V Current Profile ................................................................................................. 12
2.4.3.
2.4.4.
Ripple...................................................................................................................... 13
2.4.5.
Bring-Up Sequence.................................................................................................. 13
2.5.
2.5.1.
Shock and Vibration ................................................................................................ 14
2.5.2.
2.5.3.
Cooling.................................................................................................................... 16
2.5.4.
Atmospheric Pressure .............................................................................................. 17
2.5.5.
Acoustics ................................................................................................................. 17
2.6.
Reliability Specifications ....................................................................................................... 20
2.7.
Agency Approvals ................................................................................................................. 20
2.7.1.
Product Safety.......................................................................................................... 20
2.7.2.
3.1.
Compatibility Testing............................................................................................................ 21
3.2.
SCSI-3 SPI Compliant........................................................................................................... 21
3.3.
Embedded Servo Control....................................................................................................... 21
3.4.
3.5.
Write Caching ....................................................................................................................... 21
3.6.
512 Kilobyte Data Buffer....................................................................................................... 21
3.7.
Adaptive Caching.................................................................................................................. 21
3.8.
3.9.
Media Defect Management.................................................................................................... 22
3.10. Microcode Download............................................................................................................. 22
3.12. CRC Data Protection ............................................................................................................. 22
3.13. Zoned Recording ................................................................................................................... 23
3.14. Headerless Format................................................................................................................. 23
4079-001045 Rev. B
............................................................................. 1
...................................................................... 21
RELEASED 04-08-97
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