Compaq CQ20 Laptop User Manual


 
6–2 Maintenance and Service Guide
Specifications
12.1-inch, WXGA display specifications
Hard drive specifications
Metric U.S.
Dimensions
Height 16.9 cm 6.7 in
Width 26.2 cm 10.3 in
Diagonal 30.8 cm 12.1 in
Number of colors Up to 16.8 million
Contrast ratio 250:1 (typical)
Brightness 180 nits (typical)
Pixel resolution
Pitch 0.279 × 0.279 mm
Format 1280 × 800
Configuration RGB vertical stripe
Backlight Edge lit
Character display 80 × 25
Total power consumption 4.0 W
Viewing angle +/-40 horizontal, +120/-40° vertical (typical)
320-GB* 250-GB* 160-GB* 120-GB*
Dimensions
Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm
Width 70 mm 70 mm 70 mm 70 mm
Weight 101 g 101 g 101 g 101 g
Interface type SATA SATA SATA SATA
Transfer rate 100 MB/sec 100 MB/sec 100 MB/sec 100 MB/sec
Security ATA security ATA security ATA security ATA security
Seek times (typical read, including setting)
Single track 3 ms 3 ms 3 ms 3 ms
Average 13 ms 13 ms 13 ms 13 ms
Maximum 24 ms 24 ms 24 ms 24 ms
Logical blocks 625,142,448 488,397,168 312,581,808 234,441,648
Disc rotational speed 5400 rpm 5400 rpm 5400 rpm 5400 rpm
Operating temperature 5°C to 55°C (41°F to 131°F)
*1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive
specifications may differ slightly.
Certain restrictions and exclusions apply. Contact technical support for details.