Chapter 3 Handling
3.1.3Power Off with Windows
If a power supply is turned off without shutdown of Windows, the data in a hard disk is destroyed and it may be unable to reboot.
Model 2000 is supporting the automatic shutdown of Windows, and the power supply
Important
•In order to use an automatic shutdown function, the RAS support software installed in C2 as standard is required.
3.1.4Power Supply module PS694 with Battery
Power Supply Module PS694
C2 |
Windows |
Detect AC Failure
Shutdown Sequence
Shutdown |
Request |
RAS driver |
AC100/240V
Main circuit
Battery
Control
Shutdown |
Request |
Power control signal
Main power for controller
•Operation during power off
(1)An AC input power failure exceeding the preset allowable limit is detected as a power failure. (Normal operation continues if power fails shorter than that.)
(2)Shutdown is requested to the C2 and the C2 starts shutdown processing.
(3)When the C2 finishes shutdown processing, the power module PS694 cuts power off by stopping power supply from the battery.
22 | Computer module C2PU37 User’s Manual |