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Physical and Operating Specifications
5-5
Maintenance and Service Guide
Table 5-4
SIMM Specifications
Size
4, 8, 16, 32, 64 MB
Speed
60, 70, 80 ns
Width
32 Bits
Upgrade Requirement
Any matched four SIMMs
NOTE: The ProLiant 4500 Server must add system RAM four modules at a time, SIMMs
must be the same size and speed. SIMM modules must be 60-, 70-, or 80-ns. Use Compaq
SIMMs or JEDEC-compliant SIMMs that conform to this parity scheme only.
Table 5-5
Internal Diskette Drives
1.44-MB (standard)
1.2-MB (optional)
Size
3 1/2-In
5 1/4-In
LED Indicators (front panel)
Green
Green
Read/Write Capacity per Diskette
(high/low density)
1.44 MB/720 KB
1.2 MB/360 KB
Drive Supported
One
One
Drive Height
One-third
One-third
Drive Rotation (rpm)
300
360
Transfer Rate bits/sec (high/low)
500 K/250 K
500 K/300 K
Bytes/Sector
512
512
Sectors/Track (high/low)
18/9
15/9
Tracks/Side (high/low)
80/80
80/40
Access Times:
Track-to-Track (high/low)
3 ms/6 ms
3 ms/10 ms
Average (high/low)
169/94 ms
148.3 ms/95ms
Settling Time
15 ms
15 ms
Latency Average
100 ms
84 ms
Cylinders (high/low)
80/80
80/40
Read/Write Heads
Two
Two
Содержание ProLiant 4500 Servers
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