IBM ThinkPad C79EGMST Manual de usuario descargar pdf (Pagina 161)

Troubleshooting Charts

Problem Cause or Action

Performance degrades

when the computer gets

hot during use.

The processor speed might decrease under the following conditions:

Use in a hot environment

High-powered processing that requires high-power consumption

This is not a defect.

A memory shortage or

memory error occurs.

If you are using DOS:

1. Use the DOS command MEM /C to review your DOS memory usage

occasionally.

2. Unload any unnecessary drivers from the CONFIG.SYS file. (For

example, unload printer drivers if you do not use a printer.)

3. Reconfigure the UMB (upper memory block) using the DEVICEHIGH

statement.

4. Use the multiple configuration setup for DOS (refer to the documents

supplied with DOS).

If you are using Windows 3.11:

1. Try the same actions as described for DOS.

2. Unload any unnecessary programs from the WIN.INI file (for example,

FUELWIN for ac operations.)

Chapter 4. Solving Computer Problems 143

Title: C79EGMST CreationDate: 02/10/98 09:24:42

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IBM ThinkPad C79EGMST Manual de usuario Pagina 161