IBM ThinkPad R40e Troubleshooting Manual page 34

Solving computer problems
Problem: The computer does not enter standby mode as set by the timer
under Windows
Note: Some models support Windows
Solution:
For Windows 98:
The generic CD-ROM or DVD-ROM driver for Windows
internal CD-ROM or DVD-ROM drive every 3 seconds to see whether a
CD-ROM is inserted there. This prevents your computer from entering
standby mode even after a timeout. To enable the computer to enter standby
mode, do the following:
1. Click Start.
2. Move the cursor to Settings and Control Panel.
3. Click Control Panel, and then double-click System.
4. Click the Device Manager tab.
5. Click the + mark of CD-ROM.
6. Double-click the name of the CD-ROM or DVD-ROM.
7. Click the Settings tab.
8. Clear the Auto insert notification check box.
Windows 98 no longer detects the insertion of a CD-ROM or a DVD-ROM
automatically.
For Windows NT:
If you enable the CD-ROM AutoRun feature, the timer cannot trigger the
computer to enter standby mode. To enable the timer, disable the AutoRun
feature by editing the configuration information in the registry as follows:
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:
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, using the Control Panel.
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
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ThinkPad R40 Series Service and Troubleshooting Guide
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98 or Windows NT
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XP only.
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98 accesses the