IBM ThinkPad 760E Instruction Manual page 249

Problem
My computer does not show as
good performance as I expected.
Error 2 XX appears ( m emory error).
A memory shortage or memory
error occurs.
The external monitor screen is
blank.
The computer does not resume
from suspend mode, or the
suspend indicator stays on and the
computer does not work.
Action
Performance varies depending on your hardware and software
configurations such as memory size, swapper file size, or smart drive
settings.
Also, close any windows you are not using; for example, when there is no
CD in the CD-ROM drive, make sure the Media Player window is closed.
Make sure your memory card is correctly installed. ( S ee page 125.)
When you are using DOS, it is recommended that you use the DOS
command MEM /C to review your DOS memory usage occasionally.
And then:
– Unload any unnecessary drivers from the CONFIG.SYS file. ( F or
example, unload printer drivers if you do not use a printer.)
– Reconfigure the UMB ( u pper memory block) using the DEVICEHIGH
statement.
– Use the multiple configuration setup for DOS ( r efer to the
documents supplied with DOS).
When you are using Windows:
– Try the same actions as described for DOS.
– Unload any unnecessary programs from the WIN.INI file ( f or
example, FUELWIN for AC operations, LRGPTR for large pointer,
and so on).
Do the following:
Press Fn+F7.
Make sure the display output type parameter of the ThinkPad Features
program is set to CRT (
In the ThinkPad Features program, set the computer not to enter
suspend mode when the LCD is closed.
The computer automatically enters suspend or hibernation mode when the
battery pack is empty. Do one of the following:
Replace the battery pack with a fully charged one and then press Fn.
Connect the AC Adapter to the computer.
Troubleshooting
) or Both ( ).
Chapter 8. Solving Computer Problems
231