1-46 Technical Information
Table 1-24 9.1-GB Seagate Cheetah SCSI Hard Disk Drive Specifications
Feature
Specification
Required voltages
Current (amps, average)
Total Power (watts, average)
Start Up
+5 VDC
+12 VDC
0.93
2.44
43.29
Idle Mode
+5 VDC
+12 VDC
0.80
1.34
20.08
Random Seek
0.83
1.70
24.70
Temperature
(non-condensing)
Operating: 5
°
to 50
°
C (41
°
to 122
°
F)
Non-operating: -40
°
to 70
°
C (-40
°
to 158
°
F)
RelativeHumidity
(non-condensing)
Operating: 5% to 90%, maximum wet bulb 82.4
°
F (28
°
C)
Non-operating: 5% to 95%, maximum wet bulb 82.4
°
F
(28
°
C)
Altitude
Operating: -305 m to 3050 m (-1000 to 10,000 ft.)
Non-operating: -305 m to 12,200 m (-1000 to 40,000 ft.)
MTTF
1,000,000 hours
Dimensions
Height: 1.0 inches (25.4 mm)
Width: 4.0 inches (101.6 mm)
Depth: 5.75 inches (146.05 mm)
Weight: 1.3 lb. (.588 kg)
Table 1-25 4.55-GB Quantum Viking SCSI Hard Disk Drive Specifications
Feature
Specification
Hard Disk Drive
4.55-GB Quantum Viking VK45W012-04-G
Physical Configuration
Formatted Capacity
Rotational Speed
Number of Disks
Data Surfaces
Number of R/W Heads
4.557 GB
7200 rpm
4
8
8
Seek Times
Track to Track, Read/Write
1.0/1.0 ms
Average, Read/Write
8.0/9.0 ms
Average Latency
4.17 ms
Rotation Speed
7200 RPM