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Appendix A
MISCELLANEOUS TECHNICAL INFORMATION
A.I
Product Specification
FUNCTIONAL
Interface
Compati bil i
ty
Self-Test
Options
PERFORMANCE
(1) Winchester
HP-IB.
Transparent to standard HP computer hardware,
software, and media.
ROM diagnostics; automatic at power on.
Multi-port sharing;
Local backup and restore.
3x05
3x05
3xl0
3x15
3x30
3x45
Opt 201 Opt 205 Opt 210 Opt 215 Opt 215 Opt215
------ ------
------
------
Transfer Rate (k Bytes/s)
Burst:
Read (To host)
490
490
490
490
Write (From host)
610
610
610
610
Average*
174
174
114
174
Rotational Speed (rpm)
3,600
3,600
3,600
3,600
Average Latency (ms)
8.3
8.3
8.3
8.3
One Track Seek (ms)
22
22
22
22
Average Seek** (ms)
40
69
65
42
Full-stroke Seek** (ms)
55
130
121
64
Average Access** (ms)
48.3
77.3
73.3
50.3
Maximum Access** (ms)
71. 6
146.6
137.6
80.6
(II) Fl oPPY
3.5"
5.25"
8"
--------
--------
--------
Transfer Rates (k Bytes/s)
Burst:
Read (To host)
490
490
490
Write (From host)
610
610
610
Average*
20.48
10.24
25.6
Rotational Speed (rpm)
600
300
360
Average Latency (ms)
50
100
83.3
One Track Seek (ms)
35
18
18
Averaqe Track Seek (ms)
370
94
91
Full-stroke Seek (ms)
1070
219
243
Average Access Time (ms)
420
194
174
Maximum Access Time (ms)
2170
669
1410
(Seek plus latency plus
Motor on time)
Spindle Motor on time (ms) 1000
250
1000
* Mainframe and interleave factor dependent
**
Within the same logical unit of Winchester
------ ------
490
490
610
610
174
174
3,600
3,600
8.3
8.3
7
7
44
37
70
60
52.3
45.3
86.6
76.6
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