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Objectives
Mass Storage Systems
Specifications
In this appendix we list specifications for the:
mass storage systems
Winchester hard disk drive
microfloppy disk drive
microfloppy diskette
internal power supply
Input Voltage Range
120V AC (90 to 132V AC)
220V AC (180 to 264 AC)
Frequency: 47 to 63 Hz
Input Current
120V AC Operation: 1.5A
22V AC Operation: 0.75A
Environmental Conditions
Operating Temperature
o
o
o
10
to 40
C (50
to 104
Nonoperating Temperature
o
o
o
40
to 60
C (40
to 140
Relative Humidity
20% to 80% (noncondensing) for temperatures 10
o
o
(50
to 82
F)
o
derate 4% RH/
C above 28
D
Appendix
o
F)
o
C)
o
o
C
o
to 28
C
D 1
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