Lenovo ThinkPad 380ED User's Guide for TP 380XD, TP 385XD - Page 122

Considerations When Using a Power Management Mode, Considerations for Suspend Mode

Page 122 highlights

Saving Battery Power Considerations When Using a Power Management Mode When you use a power management mode, you need to consider a few points, especially if you are using the network. Considerations for Suspend Mode Consider the following before using suspend mode: The computer can enter suspend mode when used with the following operating systems: - IBM PC-DOS Version 7.0 - IBM OS/2 Warp Version 4 - Microsoft Windows Version 3.11 with IBM PC-DOS Version 7.0 - Microsoft Windows 95 - Microsoft Windows NT 4.0 Important If you use Windows Version 3.11, ensure that Advanced Power Management (APM) is installed according to the instructions in page 107. Attached devices, such as a printer or serial device, stop running when the computer enters suspend mode. When you resume normal operation, the output might differ from what you expect, because the device might be reset or lose its configuration settings. Sometimes you might want to use the computer with the LCD closed-for example, when an external monitor and keyboard are used. In such a case, turn on the computer with the LCD closed or enable Will not suspend even if LCD is closed option in Suspend/Resume options in Power Management of the ThinkPad Configuration program. If the computer resumes normal operation by enabling Resume on timer or Resume on incoming call option in Suspend/Resume options in Power Management of the 102 IBM ThinkPad 380XD/385XD User's Guide

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Saving Battery Power
Considerations When Using a Power Management Mode
When you use a power management mode, you need to
consider a few points, especially if you are using the network.
Considerations for Suspend Mode
Consider the following before using suspend mode:
The computer can enter suspend mode when used with
the following operating systems:
IBM PC-DOS Version 7.0
IBM OS/2 Warp Version 4
Microsoft Windows Version 3.11 with IBM PC-DOS
Version 7.0
Microsoft Windows 95
Microsoft Windows NT 4.0
Important
If you use Windows Version 3.11, ensure that
Advanced Power Management (APM) is installed
according to the instructions in page 107.
Attached devices, such as a printer or serial device, stop
running when the computer enters suspend mode.
When
you resume normal operation, the output might differ from
what you expect, because the device might be reset or
lose its configuration settings.
Sometimes you might want to use the computer with the
LCD closed—for example, when an external monitor and
keyboard are used.
In such a case, turn on the computer
with the LCD closed or enable
Will not suspend even if
LCD is closed
option in
Suspend/Resume options
in
Power Management
of the ThinkPad Configuration
program.
If the computer resumes normal operation by enabling
Resume on timer
or
Resume on incoming call
option in
Suspend/Resume options
in
Power Management
of the
102
IBM ThinkPad 380XD/385XD User's Guide