QuickSpecs

HP Compaq nx9000 Business Notebook

Technical Specifications

DVD/CD-RW Drive

Center Hole Diameter

15 mm

 

 

Disk Diameter

12 cm, 8 cm

 

 

Disk Thickness

1.2 mm

 

 

Track Pitch

1.6 µm

 

 

Access Times

Random CD

< 110 ms

 

(typical reads, including

Full-Stroke CD

< 210 ms

 

settling)

 

Random DVD

< 130 ms

 

 

 

 

Full-Stroke DVD

< 225 ms

 

Audio Output Level

0.7 – 0.9 Vrms

 

 

Cache Buffer

2 Mbytes (minimum)

 

 

Data Transfer Rate

CD-R (24X)

3600 KB/s (150 KB/s at 1X CD rate)

 

(typical, including settling)

CD-RW (10X)

1200 KB/s (150 KB/s at 1X CD rate)

 

 

 

 

CD-ROM (24X)

3600 KB/s (150 KB/s at 1X CD rate)

 

 

DVD (8X)

10,800 KB/s (1352 KB/s at 1X DVD rate)

 

 

Normal PIO Mode 4

16.6 MB/s

 

 

(single burst)

 

 

Start-up Time

Single

< 9 seconds (typical)

 

 

Multi-Session

< 30 seconds (typical)

 

Stop Time

< 6 seconds (typical)

 

 

 

 

 

DVD-ROM Drive

Center Hole Diameter

0.59 in (1.5 cm)

 

 

Disk Diameter

12 cm/8 cm

 

 

Disk Thickness

1.2 mm

 

 

Track Pitch

0.74 µm (DVD)/1.6 µm (CD)

 

 

Access Times

Random (typical)

< 125 ms DVD Media

 

(typical reads, including

Full-Stroke (typical)

< 225 ms DVD Media

 

settling)

 

Random (typical)

< 100 ms CD Media

 

 

 

 

Full-Stroke (typical)

< 175 ms CD Media

 

Cache Buffer

512 KB/s (minimum)

 

 

Data Transfer Rate

Max 24X CD

3600 KB/s (150 KB/s at 1X CD rate)

 

(typical, including settling)

Max 8X DVD

10,800 KB/s (1352 KB/s at 1X DVD rate)

 

 

 

Start-up Time

< 12 seconds Typical

 

 

Stop Time

< 3 seconds Typical

 

 

 

 

 

DA - 11598 Worldwide — Version 11 — December 8, 2004

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