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Lenovo ThinkPad 380ED User's Guide for TP 380XD, TP 385XD - Page 163

Input Problems, Problem, Action, Standard PS/2 Port Mouse, PS/2 TrackPoint III, Shift, NumLk

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Troubleshooting Charts Input Problems Problem The pointer does not move after the computer awakens from one of the power management modes. All or some keys on the keyboard do not work. The pointer drifts when the computer is turned on or after it resumes normal operation. The mouse or pointing device does not work. The mouse buttons don't work. A number appears when you type a letter. Action Make sure you followed the instructions in the online book correctly when you installed Windows with the Advanced Power Management (APM) option. If the problem occurred immediately after the computer returned from suspend mode, enter the power-on password if it is set. If an external keyboard is connected, the numeric keypad on your computer will not work. This is not a defect. If an external numeric keypad or a mouse is connected: 1. Turn off the computer. 2. Remove the external numeric keypad or the mouse. 3. Turn on the computer and try using the keyboard again. If the keyboard problem is resolved, check the connection of the external numeric keypad, external keyboard, or mouse. If you still have a problem, have the computer serviced. The pointer may drift when you are not using the TrackPoint III during normal operation. This is a normal characteristic of the TrackPoint III and is not a defect. Pointer drifting may occur for several seconds under the following conditions: When the computer is turned on. When the computer resumes normal operation. When the TrackPoint III is pressed for a long time. When the temperature changes. Make sure that the mouse or pointing-device cable is securely connected to the computer. Try using the TrackPoint III. If the TrackPoint III works, the error might be due to the mouse. If your mouse is incompatible with the IBM PS/2 mouse, disable the TrackPoint III using the ThinkPad Configuration program. Note: See the manual supplied with the mouse for more information. Change the mouse driver to Standard PS/2 Port Mouse, and then change to PS/2 TrackPoint III. The numeric lock function is on. To disable it, press and hold Shift; then press NumLk. Chapter 5. Solving Computer Problems 143

Section	Page
Functional Highlights	8
About This Book	10
Safety Information	12
Laser Compliance Statement	14
Chapter 1. Getting Familiar with Your Computer	21
Locations	22
System-Status Indicators	28
ThinkPad Distinctive Functions	30
Keyboard Functions	30
CD-ROM Drive	36
ThinkPad Utilities	39
Online Book	49
Backing Up Your System	50
Recovery CD (Windows 95 Only)	50
Diskette Factory	50
Using Your Computer Comfortably and Safely	51
Handling Your ThinkPad Computer	51
Cleaning Your Computer	53
Carrying Your Computer	53
Extending Your Computer's Battery Life	54
Ergonomics Information	54
Ruggedized Mobile Computers	56
For More Information	56
Chapter 2. Operating Your Computer	59
Increasing Memory Capacity	60
Replacing the Hard Disk Drive	64
Using an External Pointing Device	68
Disabling the TrackPoint III	71
Switching between the LCD and an External Monitor	72
Attaching the Monitor	72
Using SVGA Video Mode	76
Using a PC Card	78
Installing the PC Card	79
Installing the PC Card Modem	83
Using CardWorks	86
Self-Check	88
PC Card Information	88
Stopping the PC Card	92
Help	92
Using the Audio Features	93
Using the 3D Sound Retrieval System (SRS) Function	94
Using Infrared Communication	97
Using a Port Replicator	100
Attaching Your Computer to the Port Replicator	100
Detaching Your Computer from the Port Replicator	104
Chapter 3. Using Battery Power	107
Using the Battery Pack	108
Charging the Battery Pack	108
Monitoring the Battery Status	108
Saving Battery Power	113
Using the Power Management Modes	113
Customizing Power Management	119
Considerations When Using a Power Management Mode	122
Using Other Battery-Saving Methods	128
Replacing the Battery Pack	129
Chapter 4. Protecting Your Computer	131
Using Passwords	132
Entering a Password	132
Setting a Password	133
Changing or Removing a Password	137
Using the Personalization Editor	143
Using Locks	147
Chapter 5. Solving Computer Problems	149
Frequently Asked Questions	150
Hints, Tips, and Limitations	155
Troubleshooting Guide	156
Troubleshooting Charts	157
Error Codes or Screen Messages	158
No Error Codes or Screen Messages	162
Input Problems	163
Suspend or Hibernation Problems	164
LCD Problems	167
An Indicator Problem	168
Battery Problems	168
CD-ROM Drive Problems	169
Infrared Communication Problems	170
A Universal Serial Bus (USB) Problem	171
A Printer Problem	175
External Monitor Problems	175
Port Replicator Problems	177
Other Option Problems	179
Software Problems	181
Other Problems	182
Testing Your Computer	183
Recovering Lost or Damaged Software	185
Using the Diskette Factory	185
Using the Recovery CD (Windows 95 Only)	187
Chapter 6. Getting Service	189
HelpWare Customer Support and Service	193
Help by Telephone	193
ThinkPad EasyServ	194
Getting Help around the World	194
Fax Information	195
Electronic Support Services	195
Purchasing Additional Services	196
Enhanced PC Support Line	197
Client Support Line	198
Network and Server Support Line	198
Ordering Support Line Services	198
Warranty and Repair Services	199
Obtaining IBM Operating System Updates	200
Getting Update Diskettes	200
Ordering Publications	200
Appendix A. Features and Specifications	201
Features	201
Specifications	202
IBM Power Cords	204
Appendix B. Product Warranties and Notices	207
Notices	209
Trademarks	209
Electronic Emission Notice	210
Glossary	213

Match case Limit results 1 per page

Troubleshooting Charts

Input Problems

Problem

Action

The pointer does not

move after the computer

awakens from one of the

power management

modes.

Make sure you followed the instructions in the online book correctly when you

installed Windows with the Advanced Power Management (APM) option.

All or some keys on the

keyboard do not work.

If the problem occurred immediately after the computer returned from

suspend mode, enter the power-on password if it is set.

If an external keyboard is connected, the numeric keypad on your computer

will not work.

This is not a defect.

If an external numeric keypad or a mouse is connected:

1. Turn off the computer.

2. Remove the external numeric keypad or the mouse.

3. Turn on the computer and try using the keyboard again.

If the keyboard problem is resolved, check the connection of the external

numeric keypad, external keyboard, or mouse.

If you still have a problem, have the computer serviced.

The pointer drifts when

the computer is turned on

or after it resumes normal

operation.

The pointer may drift when you are not using the TrackPoint III during normal

operation.

This is a normal characteristic of the TrackPoint III and is not a

defect.

Pointer drifting may occur for several seconds under the following

conditions:

When the computer is turned on.

When the computer resumes normal operation.

When the TrackPoint III is pressed for a long time.

When the temperature changes.

The mouse or pointing

device does not work.

Make sure that the mouse or pointing-device cable is securely connected to

the computer.

Try using the TrackPoint III.

If the TrackPoint III works, the error might be

due to the mouse.

If your mouse is incompatible with the IBM PS/2 mouse, disable the

TrackPoint III using the ThinkPad Configuration program.

Note:

See the manual supplied with the mouse for more information.

The mouse buttons don't

work.

Change the mouse driver to

Standard PS/2 Port Mouse

, and then change to

PS/2 TrackPoint III

A number appears when

you type a letter.

The numeric lock function is on.

To disable it, press and hold

Shift

; then press

NumLk

Chapter 5.

Solving Computer Problems

143