IBM ThinkPad T23 2647 Supplementary Manual page 29

HKEY_LOCAL_MACHINE\SYSTEM\
CurrentControlSet\Services\Cdrom\
Autorun: 0x1 > Autorun: 0
Problem: The Fn+F12 key combination does not cause the computer to enter
hibernation mode.
Solution: The computer cannot enter hibernation mode 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, using the Control Panel.
Enable hibernation mode as follows:
For Windows 98:
1. Start the ThinkPad Configuration Program.
2. Click Power Management .
3. Click the Hibernation tab.
4. Click the Enable hibernation... button.
5. Click the Create Now button.
If you are using one of the IBM communication PC Cards, the computer
cannot enter hibernation mode. To enter hibernation mode, stop the
communication program, and then remove the PC Card or disable the PC
Card slot, using the Control Panel.
For Windows NT:
Note: You must format your hard disk with the FAT format system to use
hibernation mode in Windows NT. If you format your hard disk with
NTFS, the default format in Windows NT, you cannot use hibernation
mode.
1. Start the ThinkPad Configuration Program.
2. Click Power Management.
3. Click Suspend/Resume Options.
4. Click Enable Hibernation.
5. Click OK.
For Windows 2000
1. Start the ThinkPad Configuration Program.
2. Click Power Management.
3. Click the Hibernate tab.
4. Select the Enable hibernation support checkbox.
Solving computer problems
Chapter 2. Solving computer problems
21