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Lenovo ThinkPad i Series 1157 ThinkPad 570 User's Reference - Page 184

Error codes or messages, In the charts, can be any character.

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Troubleshooting charts Error codes or messages Note: In the charts, x can be any character. Message 0200 (hard disk error) 021x (keyboard error) 0220 (monitor type error) 0230 (shadow RAM error) 0231 (system RAM error) 0232 (extended RAM error) 0250 (system battery error) 0251 (system CMOS checksum bad) Cause and action The hard disk is not working. Make sure the hard disk drive is attached firmly. Run the BIOS Setup Utility; then make sure the hard disk drive is properly identified. Make sure that no object is placed on the keyboard or on the external keyboard, if you have one. Power off the computer, and power off all attached devices. Power on the computer first; then power on the attached devices. If you still have a problem, do the following: If an external keyboard is connected, do the following: - Power off the computer and disconnect the external keyboard; then power on the computer. Make sure that your keyboard operation is correct. If it is, have the external keyboard serviced. - Make sure that the external keyboard is connected to the correct connector. Test the computer by using the PC Doctor. - If the computer stops during the test, have the computer serviced. The monitor type does not match the CMOS. Run the BIOS Setup Utility to verify the configuration. The shadow RAM failed. Test your computer's memory with the PC Doctor. If you have increased memory just before powering the computer on, reinstall the DIMM. Then test the memory with the PC Doctor. The system RAM failed. Test your computer's memory with the PC Doctor. If you have increased memory just before powering the computer on, reinstall the DIMM. Then test the memory with the PC Doctor. The extended RAM failed. Test your computer's memory with the PC Doctor. If you have increased memory just before powering the computer on, reinstall the DIMM. Then test the memory with the PC Doctor. The system battery is dead. Replace the battery and run the BIOS Setup Utility to verify the configuration. If you still have a problem, have the computer serviced. The system CMOS might have been corrupted by an application program. The computer uses the default settings. Run the BIOS Setup Utility to reconfigure the settings. If you still have a problem, have the computer serviced. 168 IBM ThinkPad 570 User's Reference

Section	Page
Functional highlights	5
About this book	11
Safety information	13
Handling the ThinkPad computer	15
Chapter 1: Basic information on your computer	17
Identifying the hardware features	18
System-status indicators	22
Online User's Guide	24
Backing up your system	25
Recovering lost or damaged software	25
ConfigSafe	29
ThinkPad Web site or bulletin board	29
Getting service	30
Help at the ThinkPad Web site	30
Help by telephone	31
Recording sheets	32
Chapter 2: Using your computer and extending its features	35
ThinkPad utility programs	37
BIOS Setup Utility	37
ThinkPad Configuration Program	48
PC Doctor	52
Using the keyboard functions	54
Fn key	54
Numeric keypad	57
TrackPoint	58
Increasing memory	66
Installing the DIMM	67
Removing the DIMM	72
Replacing the battery	73
Replacing the backup battery	75
Upgrading the hard disk drive	78
Attaching the external diskette drive	82
Using an external mouse, keypad, and keyboard	84
Attaching an external mouse or numeric keypad	84
Attaching an external keyboard and mouse	86
Using an external monitor	88
Using the dual display function	93
Using a PC Card	97
Installing a PC Card	97
Removing the PC Card	99
Extending the features of your computer with the ThinkPad 570 UltraBase and port replicators	100
Using your computer with the UltraBase	103
Using your computer with the UltraBase and the Port Replicator with Advanced EtherJet Feature	113
Using your computer with the UltraBase and the ThinkPad 560 Port Replicator	127
Using your computer with the Port Replicator with Advanced EtherJet Feature through the Direct Dock Adapter	138
Using your computer with the ThinkPad 560 Port Replicator through the Direct Dock Adapter	148
Using other features	157
Serial connector	157
Parallel connector	157
Universal serial bus connector	157
Audio features	158
Modem features	158
Chapter 3: Protecting your computer	159
Using passwords	160
Entering a password	162
Setting a password	163
Changing or removing a password	167
Using locks	172
Using the security screw	173
Chapter 4: Solving computer problems	175
Hints and tips	176
Using power management	179
Using the USB connector	179
Using the DVD-ROM drive	179
Using a PC Card	179
A CardWorks consideration	180
Using a second CardBus Card	181
Using a microphone	181
Troubleshooting guide	182
Troubleshooting charts	183
Error codes or messages	184
No error codes or messages	187
Input problems	187
Suspend or hibernation problems	189
LCD problems	193
An indicator problem	194
Battery problems	194
A hard-disk-drive problem	195
CD-ROM drive problems	195
DVD-ROM drive problems	196
Infrared communication problems	197
Audio or telephony problems	198
A universal serial bus (USB) problem	199
PC Card or built-in modem problems	200
Other PC Card problems	201
Port replicator problems	203
A printer problem	205
External monitor problems	205
Other option problems	208
Software problems	210
Other problems	210
Appendix A. Features and specifications	211
Features	211
Specifications	213
IBM power cords	214
Appendix B. Product warranty and notices	217
Notices	219
Year 2000 readiness and instructions	219
Trademarks	220
Electronic emission notices	221
Telecommunication notices	223
Industry Canada requirements	225
Patent protection notice	227
Notice for Australia	227
Notice for European Union countries	227
Setting the RingCentral application for New Zealand	227
Using the 56-Kbps modem in New Zealand	227

Match case Limit results 1 per page

Troubleshooting charts

Error codes or messages

Note:

In the charts,

can be any character.

Message

Cause and action

0200

(hard disk error)

The hard disk is not working.

Make sure the hard disk drive is attached firmly.

Run the BIOS Setup Utility; then make sure the hard disk drive is properly

identified.

021

(keyboard error)

Make sure that no object is placed on the keyboard or on the external keyboard,

if you have one.

Power off the computer, and power off all attached devices.

Power on the computer first; then power on the attached devices.

If you still have a problem, do the following:

If an external keyboard is connected, do the following:

–

Power off the computer and disconnect the external keyboard; then

power on the computer.

Make sure that your keyboard operation is

correct.

If it is, have the external keyboard serviced.

–

Make sure that the external keyboard is connected to the correct

connector.

Test the computer by using the PC Doctor.

–

If the computer stops during the test, have the computer serviced.

0220

(monitor type error)

The monitor type does not match the CMOS.

Run the BIOS Setup Utility to

verify the configuration.

0230

(shadow RAM error)

The shadow RAM failed. Test your computer's memory with the PC Doctor.

If you have increased memory just before powering the computer on, reinstall

the DIMM.

Then test the memory with the PC Doctor.

0231

(system RAM error)

The system RAM failed. Test your computer's memory with the PC Doctor.

If you have increased memory just before powering the computer on, reinstall

the DIMM.

Then test the memory with the PC Doctor.

0232

(extended RAM error)

The extended RAM failed. Test your computer's memory with the PC Doctor.

If you have increased memory just before powering the computer on, reinstall

the DIMM.

Then test the memory with the PC Doctor.

0250

(system battery error)

The system battery is dead. Replace the battery and run the BIOS Setup Utility

to verify the configuration.

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

0251

(system CMOS checksum

bad)

The system CMOS might have been corrupted by an application program.

The

computer uses the default settings.

Run the BIOS Setup Utility to reconfigure

the settings.

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

168

IBM ThinkPad 570 User's Reference