Appendix A - Technical Specifications; Mass Storage Specifications; Hard Disk Drive; Table 24 - Hard Disk Drive Specifications - HP OMNIBOOK 5500 Service Manual

Appendix A - Technical Specifications

Mass Storage Specifications

Hard Disk Drive

The hard disk drive can be removed by the user for easy upgrades.
Hard drive manufacturers are subject to change without notice.

Table 24 - Hard Disk Drive Specifications

810-million-byte
Manufacturer Toshiba
Interface ATA2
Recording PRML (Partial
Method Response
Maximum
likelihood)
Heads Peak Detect
Average access 13 ms
(read)
Track to track 3 ms
seek
Full Track 25 ms
Average latency 7.14 ms
Rotational speed 4200 rev/m
Media Transfer 24.7 (inner), 44.9
rate (Outer) Mbits/sec
Buffer to host 16.6 Mbytes/sec
Buffer size 128KB (read and
write segmented
buffer)
Spindle start time 5 sec (typical)
Reliability:
MTBF: Power- 300,000 hours
on Hours
Unrecoverable 1.0E-13 bits
errors transfer
Configuration:
Sector Size 512 Bytes
User Cylinders 2,920
Data Heads 6
Disks 3
1.35-billion-byte 1.44-billion-
byte
Toshiba Toshiba
ATA2 ATA2 /ATA3
PRML (Partial PRML (Partial
Response Response
Maximum Maximum
likelihood) likelihood)
MR (Magneto MR (Magneto
Resistive) Resistive)
13 ms 13 ms
3 ms 3 ms
25 ms 25 ms
7.14 ms 7.14 ms
4200 rev/m 4200 rev/m
38.1 (inner), 54.8 38.6 (inner),
(Outer) Mbits/sec 69.8 (Outer)
Mbits/sec
16.6 Mbytes/sec 16.6 Mbytes/sec 16.6 Mbytes/sec 16.6
128KB (read and 128KB (read
write segmented and write
buffer) segmented
buffer)
5 sec (typical) 5 sec (typical)
300,000 hours 300,000 hours
1.0E-13 bits 1.0E-13 bits
transfer transfer
512 Bytes 512 Bytes
3,650 5,160
6 4
3 2
2.1-billion-byte 3.1-billion-
byte
Toshiba Toshiba
ATA2 /ATA3 ATA2 /ATA3
PRML (Partial PRML (Partial
Response Response
Maximum Maximum
likelihood) likelihood)
MR (Magneto MR (Magneto
Resistive) Resistive)
13 ms 13 ms
3 ms 3 ms
25 ms 25 ms
7.4 ms 6.18 ms
4200 rev/m 4852 rev/m
38.6 (inner), 43.8 (inner),
69.8 (Outer) 68.9 (Outer)
Mbits/sec Mbits/sec
Mbytes/sec
128KB (read 128KB (read
and write and write
segmented segmented
buffer) buffer)
5 sec (typical) 5 sec (typical)
300,000 hours 300,000 hours
1.0E-13 bits 1.0E-13 bits
transfer transfer
512 Bytes 512 Bytes
5,160 5,020
6 10
3 5
95