Toshiba NB255 User Manual
Appendix G
Appendix G Reliability
The following table shows MTBF (Mean Time Between Failures) for each component.
Table G-1 MTBF
Component Time
(hours)
LCD 10,000
Keyboard 64400
HDD 300,000
Optical (DVD/CD) drive
60,000
AC adaptor
50,000
NB250/NB255 Series Maintenance Manual
[CONFIDENTIAL]
G-1