HP Model 712/100 hp 9000 series 700 model 712 technical reference manual (a261 - Page 50

Mass Storage Devices, HP A4067A 1 Gbyte Hard Disk Drive

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Mass Storage Devices The environmental specifications for the internal mass storage devices are for the standalone mechanisms. These specifications are not to be used for the Model 712 workstation. Please refer to pages 1-7 and 1-8 for the Model 712 workstation environmental specifications. HP A4067A 1 Gbyte Hard Disk Drive Capacity Formatted: 1,050,347,520 Bytes Performance Seek Times Track to track: Average: Maximum: Disk Speed/Rotational Latency 2.5 ms 10 ms 25 ms Average Latency: Disk Speed: 5.56 msec or less 5400 RPM minimum Data Transfer Rates Internal (disk) Burst: External (bus) Asyn: Syn: 24 - 40 MHz 5.0 MB/s 10 MB/s Error Rates Soft Read Error Rate: Hard Read Error Rate: Seek Error Rate: 10 in 1011 bits read 10 in 1013 bits read 10 in 107 seeks Environmental Requirements Temperature Operating: 0 to 55 deg. C (32 to 131 deg. F) 24 deg. C/hr (75 deg. F/hr gradient) Non-operating -40 to 70 deg. C (-40 to 158 deg. F) 24 deg. C/hr (75 deg. F/hr gradient) Altitude Operating: -61 to 4572 meters (-200 to 15,000 feet) Non-operating: -305 to 15,240 meters (-1,000 to 50,000 feet) 4-2 Int. Mass Storage Model 712 Technical Reference

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4-2
Model 712 Technical Reference
Int. Mass Storage
Mass Storage Devices
The environmental specifications for the internal mass storage devices are for the standalone
mechanisms. These specifications are not to be used for the Model 712 workstation. Please
refer to pages 1-7 and 1-8 for the Model 712 workstation environmental specifications.
HP
A4067A 1 Gbyte Hard Disk Drive
Capacity
Formatted:
1,050,347,520
Bytes
Performance
Seek Times
Track to track:
2.5 ms
Average:
10 ms
Maximum:
25 ms
Disk Speed/Rotational Latency
Average Latency:
5.56 msec or less
Disk Speed:
5400 RPM minimum
Data T
ransfer Rates
Internal (disk)
Burst:
24 – 40 MHz
External (bus)
Asyn:
5.0 MB/s
Syn:
10 MB/s
Error Rates
Soft Read Error Rate:
10 in 10
11
bits read
Hard Read Error Rate:
10 in 10
13
bits read
Seek Error Rate:
10 in 10
7
seeks
Environmental Requirements
Temperature
Operating:
0
to 55 deg. C (32 to 131 deg. F)
24 deg. C/hr (75 deg. F/hr gradient)
Non–operating
–40 to 70 deg. C (–40 to 158 deg. F)
24 deg. C/hr (75 deg. F/hr gradient)
Altitude
Operating:
–61 to 4572 meters (–200 to 15,000 feet)
Non–operating: –305 to 15,240 meters (–1,000 to 50,000 feet)