Physical and Operating Specifications
5-7
Maintenance and Service Guide
Table 5-7
SMART SCSI Array Controller
Drives Supported
Up to 14
Data Transfer Method
32-Bit Bus Master
Maximum Transfer Rate on EISA Bus
33 MB/s
Simultaneous Drive Transfer Channels
2
Reliability Features
Drive Mirroring (RAID 1)
Yes
Data Guarding (RAID 2)
Yes
Distributing Data Guarding (RAID 5)
Yes
N+1 Distributed Data Guarding
Yes
On-Line Spare
Yes
Mirrored with Data Striping (RAID 10)
Yes
Drive Failure Alert System
LED Indicators
Cache Memory for Accelerator
4 MB Mirrored
Batteries
Yes
Battery without Power
Yes
Charge
Trickle
Table 5-8
550-Megabyte Pluggable Fast-SCSI-2 Drive Specifications
Capacity
558.5 MB
Block Size
512 Bytes
Interface
Single-Ended Fast-SCSI-2
Synchronous Transfer
Up to 10 MB
Buffer Size
256 Kbytes
RPM
5400 rpm
Average Access
10.5 ms
Table 5-9
1.05-Gigabyte Pluggable Fast-SCSI-2 Drive Specifications
Capacity
1050.1 MB
Block Size
512 Bytes
Interface
Single-Ended Fast-SCSI-2
Synchronous Transfer
Up to 10 MB
Buffer Size
256 Kbytes
RPM
5400 rpm
Average Access
10.5 ms
Summary of Contents for ProLiant 4500 Servers
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