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20-GB
(4200 rpm)
Drive Weight
0.21 lb (95 g)
Capacity
20 GB
Height
0.374 in (9.5 mm)
Width
2.75 in (70 mm)
Interface
ATA-5
Transfer Rate
Synchronous (maximum)
100 MB/s (Drive Capability)
Security
ATA Security
Seek Time
(typical reads, including
settling)
Single Track
2.5 ms
Average
12 ms
Maximum
23 ms
Rotational Speed
4200 rpm
Logical Blocks
~ 39,070,080
Operating Temperature
41° to 131° F (5° to 55° C)
Diskette Drive
Diskette Size
3.5 in
Height
0.5 in (12.7 mm)
Bytes per Sector
512
Sectors per track
High density
18 (1.44 MB)/15 (1.2 MB)
Low density
9
Tracks per side
High density
80 (1.44 MB)/80 (1.2 MB)
Low density
80
Read/Write heads
2
Access Times
Track-to track (high/low)
3 ms/6 ms
Average (high/low)
94 ms/174 ms
Settling time
15 ms
Latency average
100 ms
External AC Adapter
without Power Faction
Correction
Weight
0.67 lb (0.304 kg)
Power Supply
(Input)
Operating Voltage
100 to 240 VAC RMS
Operating Current
1.7 A RMS
Operating Frequency Range
47 to 63 Hz AC
External AC Adapter with
Power Faction Correction
(EMEA/PRC)
Weight
0.76 lb (0.345 kg)
Power Supply
(Input)
Operating Voltage
100 to 240 VAC RMS
Operating Current
1.0 A RMS
Operating Frequency Range
47 to 63 Hz AC
Lithium-Ion Battery Pack
(8-cell)
Dimensions
(L x W x D)
5.25 x 3.63 x 0.75 in (13.4 x 9.2 x 1.9 cm)
Weight
0.96 lb (0.43 kg)
Energy
Voltage
14.8 V
Amp-hour capacity
Typical 4.4 Ah
Watt-hour capacity
Typical 64 Wh
Temperature
Operating
32° to 140° F (0° to 60° C)
Non-operating
–4° to 140° F (–20° to 60° C)
QuickSpecs
HP Compaq nx9000 Business Notebook
Technical Specifications
DA - 11598 Worldwide — Version 11 — December 8, 2004
Page 14