Saving Battery Power
ThinkPad Configuration program, only a blank screen is
displayed. To display a power-on password prompt, press
any key or move your pointing device.
If the computer is powered with AC power and is using
one of the following IBM PC Cards, it enters
standby
mode
:
– IBM 3270 Emulation Credit Card Adapter
– IBM Token-Ring 16/4 Credit Card Adapter
– IBM Credit Card Adapter for Ethernet
– IBM 5250 Emulation Credit Card Adapter
If other PC Cards are used and the computer enters
suspend mode, all application programs stop.
Communication also stops for communication PC Cards
not in the preceding list. For some PC Cards, power to
the PC Cards might also turn off.
If the computer is powered with battery power, it turns
power off to the PC Card, and communication stops for
communication PC Cards, it stays in suspend mode
longer.
If communication for a PC Card is not reestablished after
normal operation resumes, remove and then reinstall the
PC Card before restarting the system or application
program. For other kinds of PC Cards, if the PC Card or
computer does not operate, restart the application or
computer.
If the computer is using one of the following IBM modem
cards and detects an incoming call while in suspend
mode, the computer automatically resumes normal
operation:
– IBM 28.8/14.4 Data/FAX Modem
– IBM PCMCIA Data/FAX Modem
– IBM High Speed PCMCIA Data/FAX Modem
– IBM Microelectronics 2.4/9.6 Data/FAX Modem
– IBM Microelectronics 14.4/14.4 Data/FAX Modem
Chapter 3. Using Battery Power 103
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