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20 IBM WorkPad z50, Mobile Companion 20
Power Management Features
The power management features are designed to save as
much electricity as possible by putting components into a
low-power consumption mode as often as possible. This
low-power mode is referred to as “suspend” mode.
Full Power Mode
The WorkPad z50 operates in Full power mode when power
management is disabled and the AC Adapter is connected.
Suspend Mode
In suspend mode, the system is powered off except for the
system DRAM. The WorkPad z50 enters suspend mode
when the system remains idle for a specified amount of time
or under one of the following conditions:
•
The Power button is pressed.
•
The LCD panel is closed.
•
A Windows CE power management time-out occurs.
•
The Windows CE Suspend icon is clicked.
•
The battery release lock is released.
•
The remaining battery capacity of the battery pack is
very low.
•
A notification event set in the “Alarms” window of the
World Clock application in the Control Panel occurs.
Attention
The system will not enter suspend mode after an idle
time-out under the following conditions:
The serial port is connected to another system running
Windows CE services.
The WorkPad z50 is connected to a network through the
PCMCIA LAN card.
The system will resume to full power mode under one of the
following conditions:
•
The Power button is pressed while in suspend mode.
•
An application launching key is pressed.
•
The LCD panel is opened.
•
An internal fax/modem ring-in occurs.
•
The Microphone button is pushed.
•
The Notification button is pushed when the
notification LED blinks.
•
A built-in data/fax modem ring occurs.
•
The serial port is connected to another system for
transmitting and receiving data.