Lenovo ThinkPad Reserve Edition User Manual download pdf (Page 34)

Pointing device problems

Problem: The scrolling or magnifying glass function does not work.

Solution: Check the mouse driver in the Device Manager window, and make

sure that the PS/2

TrackPoint driver is installed.

Sleep (standby) or hibernation problems

Problem: The computer enters sleep (standby) mode (the sleep/standby

indicator turns on) immediately after Power-on self-test (POST).

Solution: Make sure that:

v The battery is charged.

v The operating temperature is within the acceptable range. See

“Specifications” on page 56.

these items are correct, have the computer serviced.

Problem: The critical low-battery error message is displayed, and the

computer immediately turns off.

Solution: The battery power is getting low. Connect the ac adapter to the

computer and plug it into an electrical outlet, or replace the battery

with a fully charged one.

Problem: The computer does not return from sleep (standby) mode, or the

sleep (standby) indicator stays on and the computer does not work.

Solution: If the system does not return from sleep (standby) mode, it may

have entered sleep (standby) or hibernation mode automatically

because the battery is depleted. Check the sleep (standby) indicator.

v If the sleep (standby) indicator is on, your computer is in sleep

(standby) mode. Connect the ac adapter to the computer; then

press Fn.

v If the sleep (standby) indicator is off, your computer is in

hibernation mode or power-off state. Connect the ac adapter to

the computer; then press power button to resume operation.

If the system still does not return from sleep (standby) mode, your

system may stop responding and you cannot turn off the computer.

Reset the computer. Unsaved data may be lost. To reset the

computer, press and hold the power button for 4 seconds or more.

If the computer is not reset, remove the ac adapter and the battery.

Solving computer problems

ThinkPad

Reserve Edition Service and Troubleshooting Guide

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Lenovo ThinkPad Reserve Edition User Manual Page 34