Chapter 1 Hardware Overview
Satellite U840
Maintenance Manual (960-Q08)
10
Table 1-3 2.5-inch HDD specifications
Specification
Parameter
Hitachi
HTS545032A7E380
HitachI
HTS545050A7E380
Storage size (formatted)
320GB
500GB
Speed (RPM)
5,400
Data transfer Rate
897Mbits Media
1004Mbits Media
bus transfer rate (MB/s)
3.0Gbps
Average random seek time
(read) (ms)
13
Power-on-to-ready (sec)
3.5
Specification
Parameter
Seagate HDD ST320LT020 9YG142-150
Storage size
(formatted)
320G
Speed (RPM)
5,400
Data transfer Rate
1044Mb Max
bus transfer rate
(MB/s)
3.0Gbps
Average random seek
time (read) (ms)
11ms
Power-on-to-ready
(sec)
3.5
Summary of Contents for Satellite U840 Series
Page 1: ...Satellite U840 Maintenance Manual 960 Q08 Chapter 1 Hardware Overview ...
Page 18: ...Chapter 1 Hardware Overview Satellite U840 Maintenance Manual 960 Q08 15 ...
Page 24: ...2 1 Satellite U840 Maintenance Manual 960 Q08 Chapter 2 Troubleshooting Procedures ...
Page 190: ...Satellite U840 Maintenance Manual 960 Q08 Appendix B Appendix B Board Layout B 1 System Board ...