Specifications 10-9
8.4-GB Quantum Hard Drive Specifications
The specifications for the 8.4-GB Quantum Fireball SE hard drive are included
in the following table.
8.4-GB Quantum Fireball Hard Drive Specifications
Feature
Specification
Hard Drive
8.4-GB Quantum Fireball SE
Formatted Capacity
Nominal Rotational Speed
Number of Disks
Number of R/W Heads
8400 MB
5,400 rpm
4
8
Sectors
Sectors per drive: 12,594,960
Bytes per sector: 512
Recording
Recording technology: Multiple Zone
Maximum linear density: 208,147 fci (max)
Encoding method: 16/17 PRML
Track density: 8400 tpi
Maximum effective areal density: 1645 Mbits/in
2
Performance
Seek times
Track-to-track: 2.0 ms typical
Average: 9.5 ms read, 11 ms write
Maximum: 12.0 ms read, 13 ms write
Data transfer rate
Buffer to disc: 158 Mb/sec.
Buffer to host: 33 MB/sec. max.
Interleave: 1:1
Buffer Size
128 KB
Power
+5V +/-5%; 100 mV peak-to-peak allowable ripple/noise
12V +/-10%; 250 mV peak-to-peak allowable ripple/noise
Temperature (non-condensing)
Operating: 5
°
to 55
°
C (41
°
to 131
°
F)
Non-operating: -40
°
to 65
°
C (-40
°
to 149
°
F)
Humidity (non-condensing)
Operating: 5% to 85% rh, 30
°
C (86
°
F)
Non-operating: 5% to 95% rh, 40
°
C (104
°
F)
Altitude
Operating: -200 m to 3,000 m (-650 to 10,000 ft.)
Non-operating: -200 m to 12,000 m (-650 to 40,000 ft.)
Dimensions
Height: 1.0 inches (25.4 mm)
Width: 4.0 inches (101.6 mm)
Depth: 5.75 inches (146.1 mm)
Weight
1.2 lbs (0.5 Kg)
Summary of Contents for POWERMATE PROFESSIONAL 9000E - SERVICE
Page 14: ...1 System Overview Configurations Features Components ...
Page 92: ...4 System Board Sockets and Connectors Jumpers Components Resources ...
Page 120: ...5 Expansion Boards Sound Board Graphics Board Network Board ...
Page 132: ...7 Preventive Maintenance System Cleaning Keyboard Cleaning Mouse Cleaning ...
Page 136: ...8 Troubleshooting Checklist Diagnostics ...
Page 176: ...A Release Notes General Notes Windows NT Issues ...