User's Manual

66
Make sure that the user name or password is correct.
You have moved out of range of the network.
Turn off power management.
Other Problems
The date/time is incorrect.
Correct the date and time via the operating system or BIOS Setup program.
After you have performed everything as described above and still have the
incorrect date and time every time you turn on the Tablet PC, the RTC
(Real-Time Clock) battery is at the end of its life. Call an authorized dealer to
replace the RTC battery.