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is not connected to an ac power source, -or- The system does not enter
hibernation mode from suspend mode, if the computer is not connected to
an ac power source.
Solution:
The timer-wake-with-battery-operation is disabled by default. If you
enable this function, the computer could wake up and begin running
while it is being carried; this could lead to damage to the hard disk drive.
With this risk in mind, you can enable the timer-wake-with-battery-
operation.
1. Turn your computer off and then on again; then, while the message,
“To interrupt normal startup, press the blue Access IBM button” is
displayed at the lower left of the screen, press the Access IBM button.
Rescue and Recovery screen opens.
2. Click Access BIOS. The System Restart Required window is displayed.
3. Click Yes. The computer restarts, and the BIOS Setup Utility menu
appears.
4. With the cursor key, select Config; then press Enter. The Power
submenu is displayed.
5. Select Timer Wake with Battery Operation by pressing Enter.
6. With the F5 or F6 key, select Enabled; then press Enter.
7. Press F10 and Enter to save this setting and exit this utility.
For
information about the BIOS Setup Utility, see “BIOS Setup Utility” in
Access IBM, your on-board help system.
Problem:
The Fn+F12 key combination does not cause the computer to enter
hibernation mode.
Solution:
The computer cannot enter hibernation mode:
v If you are using one of the IBM communication PC Cards. To enter
hibernation mode, stop the communication program, and then remove
the PC Card or disable the PC Card slot. Click the Safely Remove
Hardware icon in the taskbar (for Windows XP) or the Unplug or Eject
Hardware icon in the taskbar (for Windows 2000).
v If the hibernation utility is not installed in Windows 98 or Windows NT.
To install the hibernation utility, refer to “Installing device drivers” in
the Access IBM, your on-board help system.
v If the hibernation mode is not enabled. To enable it, do as follows:
For
Windows 98:
1. Start the ThinkPad Configuration Program.
Solving computer problems
24 ThinkPad
®
T40 Series Service and Troubleshooting Guide