HP ProBook 4525s Notebook PC - Maintenance and Service Guide

Hard drive specifications
750-GB* 750-GB* 640-GB* 500-GB* 320-GB* 250-GB* 160-GB*
Dimensions
Height 12.7 mm 9.5 mm 9.5 mm 9.5 mm 9.5 mm 9.5 mm 9.5 mm
Width 70 mm 70 mm 70 mm 70 mm 70 mm 70 mm 70 mm
Weight 101 g 101 g 101 g 101 g 101 g 101 g 101 g
Interface type SATA SATA SATA SATA SATA SATA SATA
Transfer rate 100 MB/
sec
100 MB/
sec
100 MB/
sec
100 MB/
sec
100 MB/
sec
100 MB/
sec
100 MB/
sec
Security ATA
security
ATA
security
ATA
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 3 ms 3 ms 3 ms
Average 13 ms 13 ms 13 ms 13 ms 13 ms 13 ms 13 ms
Maximum 24 ms 24 ms 24 ms 24 ms 24 ms 24 ms 24 ms
Logical blocks 1,465,149,
168
1,465,149,
168
1,250,263,
728
1,048,576,
000
625,141,4
00
488,376,2
80
312,560,6
40
Disc rotational speed 5400 rpm 5400 rpm 5400 rpm 5400 rpm 5400 rpm 7200 and
5400 rpm
7200 and
5400 rpm
Operating temperature 5°C to
55°C
(41°F to
131°F)
5°C to
55°C
(41°F to
131°F)
5°C to
55°C
(41°F to
131°F)
5°C to
55°C
(41°F to
131°F)
5°C to
55°C
(41°F to
131°F)
5°C to
55°C
(41°F to
131°F)
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.
NOTE: Certain restrictions and exclusions apply. Contact technical support for details.
102 Chapter 5 Specifications