Home

ThinkPad. T23 Service and Troubleshooting Guide

1. Country or region Language Telephone Number Argentina Spanish 11 4717 4357 Australia English 1300 130 426 Austria German 01 54658 5060 Belgium Dutch 02 714 35 70 French 02 714 35 15 Brazil Portuguese 55 0800 78 48 31 Canada English French 1 800 565 3344 416 383 3344 Chile Spanish 800 203300 China Mandarin 800 810 1818 Colombia Spanish 9 800 18811 623 2300 Denmark Danish 35 25 02 91 Ecuador Spanish 2 565 130 Finland Finnish 9 22 931 840 France French 01 69 32 40 40 Germany German 069 6654 9040 Hong Kong Cantonese 2825 6900 ThinkPad T23 Service and Troubleshooting Guide Getting help and service Country or region Language Telephone Number Ireland English 01 815 9202 Italy Italian 02 482 9202 Japan Japanese 0120 887 870 Luxembourg French 298 977 5063 Mexico Spanish 01 800 426 1000 387 5991 Netherlands Dutch 020 504 0501 New Zealand English 0800 446 149 Norway Norwegian 23 05 32 40 Peru Spanish 349 0050 Portugal Portuguese 21 791 51 47 Spain Spanish 91 662 4916 Sweden Swedish 08 751 52 27 Switzerland German 0848 80 52 52 French Italian Taiwan Mandarin 886 2 2725 9799 United English 01475 555 055 Kingdom United States English 1 800 772 2227 Chapter 3 Getting help and service from IBM 37 Getting help and service 38 ThinkPad T23 Service and Troubleshooting Guide Appendix A Important safety instruction
2. vi ThinkPad T23 Service and Troubleshooting Guide Contents Finding information with Access ThinkPad Chapter 1 Overview of your new ThinkPad computer Your ThinkPad at a glance Features x e Specifications Caring for your ThinkPad computer Chapter 2 Solving computer problems Diagnosing problems Troubleshooting Error messages Errors without messages A password problem A power switch problem Keyboard problems TrackPoint problems Standby or hibernation problems Computer screen problems Battery problems Hard disk drive en Other problems Starting BIOS Setup Utility Recover pre installed software Upgrading the hard disk drive Replacing the battery Chapter 3 pai oe and service from IBM Getting help hd service Getting help on the Web Copyright IBM Corp 2001 Down 10 11 11 14 15 16 16 17 18 22 23 24 24 27 28 30 32 33 34 34 Getting help by fax Calling IBM Appendix A Important safety instructions Modem safety information Laser compliance statement Appendix B Product warranties and notices i Warranty Period IBM Statement of Limited Warranty Part 1 General Terms Part 2 Country unique Terms Notices Processing date data i References to the Web site dass Electronic emission notices Telecommunication notices Industry Canada requirements Notice for Australia Notice
3. e Brightness control Keyboard e 84 key 85 key or 89 key TrackPoint e Fn key function e ThinkPad button e Volume control buttons e ThinkLight Chapter 1 Overview of your new ThinkPad computer 3 Features Diskette drive To get the best performance from your diskette drives use high quality diskettes such as IBM diskettes that meet or exceed the following standards 1 MB 3 5 inch unformatted diskette SI American National Standards Institute X3 137 ISO International Standards Organization 8860 ECMA European Computer Manufacturers Association 100 2 MB 3 5 inch unformatted diskette ANSI X3 171 ISO 9529 ECMA 125 External interface Serial connector EIA RS232D Parallel connector IEEE 1284A External input device connector External monitor connector PC Card slots Type I Type I or Type II PC Card Headphone jack Line in jack Microphone jack Video out connector Universal Serial Bus USB connectors UltraPort connector Infrared port RJ11 telephone connector available if the modem feature is installed RJ45 Ethernet connector available if the Ethernet feature is installed Ultrabay 2000 Expansion connector 4 ThinkPad T23 Service and Troubleshooting Guide Specifications Specifications Size e Width 304 8 mm 12 0 in e Depth 248 9 mm 9 8 in e Height 33 0 mm 1 3 in Environment e Maximum altitude without pressurization 304
4. IRELAND Extent of Warranty The following is added to this Section Except as expressly provided in these terms and conditions all statutory conditions including all warranties implied but without prejudice to the generality of the foregoing all warranties implied by the Sale of Goods Act 1893 or the Sale of Goods and Supply of Services Act 1980 are hereby excluded Limitation of Liability The following replaces items one and two of the first paragraph of this Section 1 death or personal injury or physical damage to your real property solely caused by IBM s negligence and 54 ThinkPad T23 Service and Troubleshooting Guide 2 the amount of any other actual direct damages up to 125 percent of the charges if recurring the 12 months charges apply for the Machine that is the subject of the claim or which otherwise gives rise to the claim Applicability of suppliers and resellers unchanged The following paragraph is added at the end of this Section IBM s entire liability and your sole remedy whether in contract or in tort in respect of any default shall be limited to damages ITALY Limitation of Liability The following replaces the second sentence in the first paragraph In each such instance unless otherwise provided by mandatory law IBM is liable for no more than 1 unchanged 2 as to any other actual damage arising in all situations involving nonperformance by IBM pursuant to or in any way related t
5. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult an IBM authorized dealer or service representative for help Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits Proper cables and connectors are available from IBM authorized dealers IBM is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifi
6. U S A Processing date data This IBM hardware product and IBM software products that might be packaged with it have been designed when used in accordance with their associated documentation to process date data correctly within and between the 20th and 21st centuries provided all other products for example software hardware and firmware used with these products properly exchange accurate date data with them IBM cannot take responsibility for the date data processing capabilities of non IBM products even if those products are preinstalled or otherwise distributed by IBM You should contact the vendors responsible for those products directly to determine the capabilities of their products and update them if needed This IBM hardware product cannot prevent errors that might occur if software upgrades or peripheral devices you use or exchange data with do not process date data correctly The foregoing is a Year 2000 Readiness Disclosure References to the Web site addresses Any references in this publication to non IBM Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Appendix B Product warranties and notices 57 Web sites The materials at those Web sites are not part of the materials for this IBM product and use of those Web sites is at your own risk Electronic emission notices Federal Communications Commission FCC Statement ThinkPad T23 machine type 2647 or 2648
7. oP D Start the ThinkPad Configuration Program Click Power Management Click the Intel SpeedStep technology tab From the list select the mode you want Click OK Problem If you have been using Windows 2000 with the ThinkPad Dock attached to your computer and you then detach the ThinkPad Dock while in standby mode the system may not respond at all Solution Reboot the system To avoid recurrence of this problem be sure to detach the ThinkPad Dock only when the system is operating or turned off not when it is in standby mode 26 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Starting BIOS Setup Utility Your computer provides a program called IBM BIOS Setup Utility that enables you to select various setup parameters The panels in this utility are as follows e Config Change the configuration of your computer e Date Time Set the date and time e Password Set a password e Startup Set the startup device e Restart Restart the system Note You can set many of these parameters more easily by using the ThinkPad Configuration Program For more information on this program refer to the on board help To start IBM BIOS Setup Utility do as follows 1 To protect yourself against accidental loss of data refer to Backing up your registry in Access ThinkPad Open Access ThinkPad by pressing the ThinkPad button Backing up your registry saves your computer s current config
8. parations ou de modifications effectu es par l utilisateur ou cause de mauvais fonctionnement Pour sa propre protection l utilisateur doit s assurer que tous les fils de mise la terre de la source d nergie lectrique des lignes t l phoniques et des canalisations d eau m talliques s il y en a sont raccord s ensemble Cette pr caution est particuli rement importante dans les r gions rurales Avertissement L utilisateur ne doit pas tenter de faire ces raccordements lui m me il doit avoir recours un service d inspection des installations lectriques ou lectricien selon le cas L indice de charge IC assign chaque dispositif terminal indique REN 0 3 pour viter toute surcharge le pourcentage de la charge totale qui peut tre raccord e un circuit t l phonique boucl utilis par ce dispositif La terminaison du circuit boucl peut tre constitu e de n importe quelle combinaison de dispositifs pourvu que la somme des indices de charge de l ensemble des dispositifs ne d passe pas 5 Notice for Australia The following notice applies when using the telephony functions WARNING FOR SAFETY REASONS ONLY CONNECT EQUIPMENT WITH A TELECOMMUNICATIONS COMPLIANCE LABEL THIS INCLUDES CUSTOMER EQUIPMENT PREVIOUSLY LABELLED PERMITTED OR CERTIFIED Notice for Users in New Zealand For the modem with approval number PTC 211 00 206 1 The grant of a Telepermit for any item of termina
9. Hong Kong Special Administrative Region INDIA 50 ThinkPad T23 Service and Troubleshooting Guide Limitation of Liability The following replaces items 1 and 2 of this Section 1 liability for bodily injury including death or damage to real property and tangible personal property will be limited to that caused by IBM s negligence 2 as to any other actual damage arising in any situation involving nonperformance by IBM pursuant to or in any way related to the subject of this Statement of Limited Warranty IBM s liability will be limited to the charge paid by you for the individual Machine that is the subject of the claim JAPAN Governing Law The following sentence is added to this Section Any doubts concerning this Agreement will be initially resolved between us in good faith and in accordance with the principle of mutual trust NEW ZEALAND The IBM Warranty for Machines The following paragraph is added to this Section The warranties specified in this Section are in addition to any rights you may have under the Consumer Guarantees Act 1993 or other legislation which cannot be excluded or limited The Consumer Guarantees Act 1993 will not apply in respect of any goods which IBM provides if you require the goods for the purposes of a business as defined in that Act Limitation of Liability The following is added to this Section Where Machines are not acquired for the purposes of a business as defined in the Consum
10. Part 68 of the FCC Rules 1 The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device to send any message via a telephone fax machine unless such message clearly contains in a margin at the top or bottom of each transmitted page or on the first page of the transmission the date and time it is sent and an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or such business other entity or individual In order to program this information into your computer you should be sure to follow the installation instructions for your fax software package 2 The built in modem is built into the ThinkPad computer It complies with Part 68 of the FCC Rules A label is affixed to the bottom of the computer that contains among other things the FCC registration number USOC and Ringer Equivalency Number REN for this equipment If these numbers are requested look at the label and provide this information to your telephone company 3 The REN is useful to determine the quantity of devices you may connect to your telephone line and still have those devices ring when your number is called In most but not all areas the sum of the RENs of all devices should not exceed five 5 0 To be certain of the number of devices you Appendix B Product warranties and notices 59 may connect to your line as determin
11. Proof of purchase is required and an additional charge might be required for the service If you forget your supervisor password IBM will not reset your password You must take your computer to an IBM reseller or IBM marketing representative to have the system board replaced Proof of purchase is required and an additional charge might be required for the service Chapter 2 Solving computer problems 15 Solving computer problems A power switch problem Problem The system does not respond and you cannot turn off the computer Solution Turn off the computer by pressing and holding the power switch for 4 seconds or more If the computer is still not reset remove the ac adapter and the battery Keyboard problems Problem The cursor does not move after the computer returns from one of the power management modes Solution Make sure you followed the instructions correctly when you installed Windows with the Advanced Power Management APM option Problem Some or all of the keys on the keyboard do not work Solution If the problem occurred immediately after the computer returned from standby mode enter the power on password if any is set If an external keyboard is connected the numeric keypad on your computer does not work Use the numeric keypad on the external keyboard 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 c
12. SARL 204 rond point du pont de S vres Tour Chenonceaux 92516 Boulogne Billancourt Cedex Tel 33 0 1 46 94 71 71 Fax 33 0 1 46 94 70 00 http www intel fr Etablissement de Sophia 1681 route des Dolines BP 293 06905 Sophia Antipolis Cedex Tel 33 034 93 00 14 00 Fax 33 0 4 93 00 14 01 Sarl au Capital de 30 000 000 Francs RCS Nanterre B 302 456 199 NAF 511 G Siret 302 456 199 00066 68 ThinkPad T23 Service and Troubleshooting Guide Hereby 3Com declares that this 3CN3ACx556 3CN3ACx556B and 3CN3BM1556B modem models are in conformity with the essential requirements and other relevant provisions of Directive 1999 5 EC M DECLARATION OF CONFORMITY We 3Com Corporation manufacturer s name Of 5400 Bayfront Plaza Santa Clara California 95052 8145 USA address Declare under our sole responsibility that the product Mini PCI 10 100 LAN 56K Modem Card model 3CN3ACx556 and 3CN3ACx556B Mini PCI 56K Modem Card model 3CN3BM1556B detailed description of product including name type model and supplementary information Such as lot batch or serial number sources and number of items To which this declaration relates is in conformity with the following standards and or Other normative documents EN 60950 1992 Incl Amdt 1 4 11 EN 55022 1994 EN 55024 1998 TBR 21 We hereby declare that the above named product is in conformity to all the essential requirements of Direct
13. e This equipment is not capable under all operating conditions of correct operation at the higher speeds for which it is designed Telecom will accept no responsibility if difficulties arise in such circumstances e This device is equipped with pulse dialling whereas the Telecom standard is DTMF tone dialing There is no guarantee that Telecom lines will always continue to support pulse dialling e Use of pulse dialling when this equipment is connected to the same line as other equipment may give rise to bell tinkle or noise and may also cause a false answer condition If such problems occur the user should NOT contact the Telecom Faults Service Appendix B Product warranties and notices 65 e This equipment shall not be set to make automatic calls to the Telecom 111 Emergency Service e This equipment might not provide for the effective hand over of a call to another device connected to the same line e This equipment must not be used under any circumstances that might constitute a nuisance to other Telecom customers e Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the software In order to operate within the limits for compliance with Telecom s specifications the software shall be set to ensure that calls are answered between 3 and 30 seconds of receipt of ringing All persons using this device for recording telephone conversations shall comply with New Zealand law This req
14. first position of the battery latch is for releasing the lock of the battery Align the side of a fully charged spare battery with the side of the battery space in the computer F then gently push the battery into the space H Slide the battery latch to the left to lock it SSS SS Z Turn the computer over again Connect the ac adapter and the cables to the computer 32 ThinkPad T23 Service and Troubleshooting Guide Chapter 3 Getting help and service from IBM Getting help and service 34 Getting help by fax Getting help on the Web 34 Calling IBM Copyright IBM Corp 2001 35 33 Getting help and service Getting help and service If you need help service technical assistance or just want more information about IBM products you will find a wide variety of sources available from IBM to assist you This section contains information about where to go for additional information about IBM and IBM products what to do if you experience a problem with your computer and whom to call for service should it be necessary Information about your IBM computer and preinstalled software if any is available in the documentation that comes with your computer That documentation includes printed books online books README files and help files In addition information about IBM products is available on the World Wide Web and through the IBM Automated
15. heat is a function of the level of system activity and battery charge level Extended contact with your body even through clothing could cause discomfort or eventually a skin burn Place liquids away from your computer to avoid spills and keep your computer away from water to avoid the danger of electrical shock Store packing materials safely out of the reach of children to prevent the risk of suffocation from plastic bags Keep your computer away from magnets activated cellular phones electrical appliances or speakers within 13cm 5 in Avoid subjecting your computer to extreme temperatures below 5 C 41 F or above 35 C 95 F Be gentle with your computer Avoid placing any objects including paper between the display and the keyboard or under the keyboard Do not drop bump scratch twist hit vibrate push or place heavy objects on your computer display or external devices Your computer display is designed to be opened and used at an angle slightly greater than 90 degrees Do not open the display beyond 135 degrees as this might damage the computer hinge Carry your computer properly Before moving your computer be sure to remove any media turn off attached devices and disconnect cords and cables Be sure your computer is in standby or hibernation mode or turned off before moving it This will prevent damage to the hard disk drive and data loss When picking up your open computer hold it by the botto
16. information contained in a Machine which you return to IBM or your reseller for any reason You should remove all such information from the Machine prior to its return Limitation of Liability Circumstances may arise where because of a default on IBM s part or other liability you are entitled to recover damages from IBM In each such instance regardless of the basis on which you are entitled to claim damages from IBM including fundamental breach negligence misrepresentation or other contract or tort claim except for any liability that cannot be waived or limited by applicable laws IBM is liable for no more than 1 damages for bodily injury including death and damage to real property and tangible personal property and 2 the amount of any other actual direct damages up to the charges if recurring 12 months charges apply for the Machine that is subject of the claim For purposes of this item the term Machine includes Machine Code and Licensed Internal Code This limit also applies to IBM s suppliers and your reseller It is the maximum for which IBM its suppliers and your reseller are collectively responsible UNDER NO CIRCUMSTANCES IS IBM LIABLE FOR ANY OF THE FOLLOWING 1 THIRD PARTY CLAIMS AGAINST YOU FOR DAMAGES OTHER THAN THOSE UNDER THE FIRST ITEM LISTED ABOVE 2 LOSS OF OR DAMAGE TO YOUR RECORDS OR DATA OR 3 SPECIAL INCIDENTAL OR INDIRECT DAMAGES OR FOR ANY ECONOMIC CONSEQUENTIAL DAMAGES LOST PROFI
17. question about your computer or wish to view IBM Web sites simply press the ThinkPad button to open Access ThinkPad Access ThinkPad includes a comprehensive on board help and information center for your computer It travels with you eliminating the need to carry reference manuals Find information about your ThinkPad computer and its features by using the Quick Search or clicking one of the topics shown This opens another window where you can view hundreds of help topics by browsing the table of contents using the index or performing a search View help topics to learn how to e Use your computer hardware features e Connect to the internet or a local network e Set up a projector for your presentation e Use passwords and other security features e Install remove and recover software e Upgrade your system e Extend the life of your battery e Troubleshoot problems e Contact IBM for service and support e Perform many other tasks Click one of the Internet buttons to join an interactive ThinkPad Web community or to directly access information about accessories and software updates small business offerings and help and support Finding information with Access ThinkPad WV Some of the topics in your help system contain brief video clips that show you how to perform certain tasks such as replacing your battery inserting a PC card or upgrading your memory Use the controls shown to play pause and rewind the video clip
18. the battery with a fully charged one Problem When you take action to return from standby mode the computer display remains blank Solution Check whether an external monitor was disconnected while the computer was in standby mode Do not disconnect the external monitor while the computer is in standby mode or hibernation mode If no external monitor 18 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems is attached when the computer resumes the computer display remains blank and output is not displayed This restriction does not depend on the resolution value Press Fn F7 to bring up the computer display Problem The computer does not return from standby mode or the standby indicator stays on and the computer does not work Solution The computer automatically enters standby or hibernation mode when the battery is depleted Connect the ac adapter to the computer then press Fn Problem When you are using the port replicator resuming normal operation from hibernation or standby mode takes a long time Solution If the Ethernet port is enabled but the port replicator is not connected to a network resuming operation can take a long time The computer queries the Ethernet until the timeout timer stops the query If you want to access an Ethernet connect the network cable If you are not using the network disable the Ethernet port as follows For Windows 98 Double click the System icon in the Cont
19. the lower left of the screen press the F1 key to start the BIOS Setup Utility The BIOS Setup Utility menu appears With the cursor key select Config then press Enter Select USB by pressing Enter With the cursor key select Disable then press Enter of ON Press F10 and Enter to save this setting and exit this utility Problem Playback of DVD is not smooth Solution If you select the Maximum Battery mode for the Intel SpeedStep technology this problem may occur This mode is designed to achieve maximum battery life however it can severely degrade the performance of the processor and thus cause the playback of a DVD to be jerky Chapter 2 Solving computer problems 25 Solving computer problems To avoid or reduce this problem you can choose any of four different modes of operation other than Maximum Battery as follows Maximum Performance Keeps the processor speed high at all times Automatic Switches the processor speed between high and low depending on how much the processor is used If the use increases Intel SpeedStep switches the processor speed to high Battery Optimized Performance Keeps the processor speed low at all times Maximum Battery Switches the processor speed between the regular low speed and half of that speed depending on how much the processor is used If the use increases Intel SpeedStep switches the processor speed to the lower speed To choose a mode do the following 1
20. time is still short use a new battery Problem The computer does not operate with a fully charged battery Solution The surge protector in the battery might be active Turn off the computer for one minute to reset the protector then turn on the computer again Problem The battery does not charge Solution You cannot charge the battery when it is too hot If the battery feels hot remove it from the computer and allow it to cool to room temperature After it cools reinstall it and recharge the battery If it still cannot be charged have it serviced Hard disk drive problems Problem The hard disk drive makes a rattling noise intermittently Solution The rattling noise might be heard when e The hard disk drive starts accessing the data or when it stops e You are carrying the hard disk drive e You are carrying your computer This is a normal characteristic of a hard disk drive and is not a defect Problem The hard disk drive does not work Solution In the startup menu in IBM BIOS Setup Utility make sure that there is no exclamation point to the left of the hard disk drive If there is such a mark the hard disk drive is disabled Clear the mark to enable the drive Other problems Problem The computer locks or does not accept any input Solution Your computer might lock when it enters standby mode during a communication operation Disable the standby timer when you are working on the network To turn off the co
21. to this Section The warranties specified in this Section are in addition to any rights you may have under the Trade Practices Act 1974 or other similar legislation and are only limited to the extent permitted by the applicable legislation Limitation of Liability The following is added to this Section Where IBM is in breach of a condition or warranty implied by the Trade Practices Act 1974 or other similar legislation IBM s liability is limited to the repair or replacement of the goods or the supply of equivalent goods Where that condition or warranty relates to right to sell quiet possession or clear title or the goods are of a kind ordinarily acquired for personal domestic or household use or consumption then none of the limitations in this paragraph apply Appendix B Product warranties and notices 49 Governing Law The following replaces laws of the country in which you acquired the Machine in the first sentence laws of the State or Territory CAMBODIA LAOS AND VIETNAM Governing Law The following replaces laws of the country in which you acquired the Machine in the first sentence laws of the State of New York The following is added to this Section Disputes and differences arising out of or in connection with this Agreement shall be finally settled by arbitration which shall be held in Singapore in accordance with the rules of the International Chamber of Commerce ICC The arbitrator or arbitrators designa
22. 3 23 EEC Low Voltage Directive LVD 89 336 EEC Electromagnetic Compatibility EMC Directive and that standards and or technical specifications referenced overleaf have been applied Che CAT Allen Lai R amp D Supervisor Ambit Microsystems Corporation Date Otc 16 2000 Appendix B Product warranties and notices 67 Hereby Intel declares that this PBA A30460 006 modem is in conformity with the essential requirements and other relevant provisions of Directive 1999 5 EC s l ntel 8 DECLARATION OF CONFORMITY 1995 5 EC We Intel Corporation declare under our sole responsibility that the product Name Machine Type Intel PRO 100 SP Mobile Combo Adapter Hardware Par Number PBA A30460 006 Software version 5 85 To which this declaration relates is in compliance with the essential requirements and other relevant provisions of the European Directive 1999 5 EC This product will bear the CE mark Product compliance has been demonstrated on the basis of EN 60950 1992 with Amendments 1 2 3 and 4 and National Deviations EN 55022 1994 Class B EN 55024 1998 The conformity assessment procedure used for this declaration is Annex II of the Directive The technical file is kept by Gilles Catala at Intel Corporation 1681 route des Dolines BP 293 06905 Sophia Antipolis Cedex France Sophia Antipolis 29 November 2000 Sse Gilles Catala Manager WW Telecom Certification Intel Corporation
23. 8 m 10 000 ft e Temperature At altitudes up to 2438 m 8000 ft Operating with no diskette 5 to 35 C 41 to 95 F Operating with a diskette 10 to 35 C 50 to 95 F Not operating 5 to 43 C 41 to 110 F At altitudes above 2438 m 8000 ft Maximum operating temperature 31 3 C 88 F Note When you charge the battery pack its temperature must be at least 10 C 50 F e Relative humidity Operating with no diskette in the drive 8 to 95 Operating with a diskette in the drive 8 to 80 Heat output e 72 W 246 Btu hr maximum Electrical ac adapter e Sin wave input at 50 to 60 Hz e Input rating of the ac adapter 100 240 V ac 50 to 60 Hz Battery pack e Lithium ion Li Ion battery pack Nominal voltage 10 8 V dc Capacity 3 6 AH Chapter 1 Overview of your new ThinkPad computer 5 Caring for your ThinkPad computer Caring for your ThinkPad computer Though your computer is designed to function reliably in normal work environments you need to use common sense in handling it By following these important tips you will get the most use and enjoyment out of your computer Important tips Be careful about where and how you work Do not leave the base of your computer in contact with your lap or any part of your body for an extended period when the computer is functioning or when the battery is charging Your computer dissipates some heat during normal operation This
24. Change the mouse driver to Standard PS 2 Port Mouse and then reinstall IBM PS 2 TrackPoint Drivers are provided in the C IBMTOOLS DRIVERS directory on your hard disk drive If your hard disk drive does not contain device drivers refer to the ThinkPad Service amp Support Web site To access this Web site open Access ThinkPad by pressing the ThinkPad button then click the Service amp Support image on the right of the screen Problem The scrolling or magnifying glass function does not work Solution Check the mouse driver in Device Manager window and make sure that the IBM PS 2 TrackPoint driver is installed Standby or hibernation problems Problem The computer enters standby mode automatically Solution If the processor reaches a temperature that is too high the computer automatically enters standby mode to allow the computer to cool and to protect the processor and other internal components Problem The computer enters standby mode immediately after Power On Selftest POST the standby indicator light turns on Solution Make sure that e The battery is charged e The operating temperature is within the acceptable range Refer to Specifications in this Guide If 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 or replace
25. Do not use the telephone to report a gas leak in the vicinity of the leak Laser compliance statement 42 An optical storage drive device such as a CD ROM CD RW DVD ROM drive and SuperDisk which can be installed in the IBM ThinkPad computer is a laser product The drive s classification label shown below is on the surface of the drive CLASS 1 LASER PRODUCT LASER KLASSE 1 LUOKAN 1 LASERLAITE APPAREIL A LASER DE CLASSE 1 KLASS 1 LASER APPARAT The drive is certified by the manufacturer to comply with the requirements of the Department of Health and Human Services 21 Code of Federal Regulations DHHS 21 CFR Subchapter J for Class I laser products at the date of manufacture In other countries the drive is certified to conform to the requirements of TEC825 and EN60825 for Class 1 laser products A DANGER Do not open the optical storage drive unit no user adjustments or serviceable parts are inside Use of controls adjustments or the performance of procedures other than those specified might result in hazardous radiation exposure Class 1 laser products are not considered hazardous The design of the laser system and the optical storage drive ensures that there is no exposure to laser radiation above a Class 1 level during normal operation user maintenance or servicing Some drives contain an embedded Class 3A laser diode Note this warning ThinkPad T23 Service and Troubleshooting Guide A DANGER Em
26. Fax System For technical assistance with the installation of or questions related to Service Packs for your preinstalled Microsoft Windows product refer to the Microsoft Product Support Services Web site at support microsoft com directory or you can contact the IBM HelpCenter Some fees might apply Getting help on the Web On the World Wide Web the IBM Web site has up to date information about IBM Personal Computer products and support The address for the IBM Personal Computing home page is www ibm com pc IBM provides an extensive Web site dedicated to mobile computing and to ThinkPad computers at www ibm com pc support Research this Web site to learn how to solve problems find new ways to use your computer and learn about options that can make working with your ThinkPad computer even easier If you select Profile from the support page you can create a customized support page that is specific to your hardware complete with Frequently Asked Questions Parts Information Technical Hints and Tips and Downloadable Files In addition you can choose to receive e mail notifications whenever new information becomes available about your registered products You also can order publications through the IBM Publications Ordering System at www elink ibmlink ibm com public applications publications cgibin pbi cgi 34 ThinkPad T23 Service and Troubleshooting Guide Getting help and service Getting help by fax If you hav
27. TS OR LOST SAVINGS EVEN IF IBM ITS SUPPLIERS OR YOUR RESELLER IS INFORMED OF THEIR POSSIBILITY SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU Governing Law Both you and IBM consent to the application of the laws of the country in which you acquired the Machine to govern interpret and enforce all of your and IBM s rights duties and obligations arising from or relating in any manner to the subject matter of this Agreement without regard to conflict of law principles 48 ThinkPad T23 Service and Troubleshooting Guide Part 2 Country unique Terms AMERICAS BRAZIL Governing Law The following is added after the first sentence Any litigation arising from this Agreement will be settled exclusively by the court of Rio de Janeiro NORTH AMERICA Warranty Service The following is added to this Section To obtain warranty service from IBM in Canada or the United States call 1 800 IBM SERV 426 7378 CANADA Governing Law The following replaces laws of the country in which you acquired the Machine in the first sentence laws in the Province of Ontario UNITED STATES Governing Law The following replaces laws of the country in which you acquired the Machine in the first sentence laws of the State of New York ASIA PACIFIC AUSTRALIA The IBM Warranty for Machines The following paragraph is added
28. ThinkPad T23 Service and Troubleshooting Guide Note Before using this information and the product it supports be sure to read the general information under A DANGER e To avoid electric shock hazard connect and disconnect cables appropriately when installing moving or opening the covers of this product or attached devices Use the power cord with a properly grounded outlet Do not leave the base of your computer in contact with your lap or any part of your body for an extended period when the computer is functioning or when the battery is charging Your computer dissipates some heat during normal operation This heat is a function of the level of system activity and battery charge level Extended contact with your body even through clothing could cause discomfort or eventually a skin burn e To reduce the risk of electric shock do not use your computer in or near water To avoid electric shock do not use your computer with the telephone cable connection during an electrical storm Do not connect the cable to or disconnect it from the telephone outlet on the wall during an electrical storm e Store packing materials safely out of the reach of children to prevent the risk of suffocation from plastic bags e The battery pack contains a small amount of harmful substances There is danger of an explosion if the battery pack is incorrectly replaced exposed to fire or water short circuited or disassembled Keep the batte
29. achines you purchase for your use and not for resale from IBM or your reseller The term Machine means an IBM machine its features conversions upgrades elements or accessories or any combination of them The term Machine does not include any software programs whether pre loaded with the Machine installed subsequently or otherwise Unless IBM specifies otherwise the following warranties apply only in the country where you acquire the Machine Nothing in this Statement of Limited Warranty affects any statutory rights of consumers that cannot be waived or limited by contract If you have any questions contact IBM or your reseller Copyright IBM Corp 2001 45 The IBM Warranty for Machines IBM warrants that each Machine 1 is free from defects in materials and workmanship and 2 conforms to IBM s Official Published Specifications Specifications The warranty period for a Machine is a specified fixed period commencing on its Date of Installation The date on your sales receipt is the Date of Installation unless IBM or your reseller informs you otherwise If a Machine does not function as warranted during the warranty period and IBM or your reseller are unable to either 1 make it do so or 2 replace it with one that is at least functionally equivalent you may return it to your place of purchase and your money will be refunded Extent of Warranty The warranty does not cover the repair or exchange of a Machine resulting
30. cations could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Responsible Party International Business Machines Corporation New Orchard Road Armonk NY 10504 Telephone 1 919 543 2193 58 ThinkPad T23 Service and Troubleshooting Guide C Tested To Comply With FCC Standards FOR HOME OR OFFICE USE Industry Canada Class B Emission Compliance Statement This Class B digital apparatus complies with Canadian ICES 003 Avis de conformit a la r glementation d Industrie Canada Cet appareil num rique de la classe B est conform a la norme NMB 003 du Canada European Community Directive Conformance Statement This product is in conformity with the protection requirements of EU Council Directive 89 336 EEC on the approximation of the laws of the Member States relating to electro magnetic compatibility IBM cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non recommended modification of the product including the fitting of non IBM option cards This product satisfies the Class B limits of EN 55022 Telecommunication notices Federal Communications Commission FCC and Telephone Company Requirements
31. detail Appendix B Product warranties and notices 71 Canada Industry Canada IC Low Power License Exempt Radiocommunication Devices RSS 210 Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Permis d mission a faible puissance Cas des appareils de communications radio CNR 210 Le fonctionnement de ce type d appareil est soumis aux deux conditions suivantes 1 Cet appareil peut perturber les communications radio et 2 cet appareil doit supporter toute perturbation y compris les perturbations qui pourraient provoquer un dysfonctionnement 72 ThinkPad T23 Service and Troubleshooting Guide Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both IBM ThinkPad HelpCenter TrackPoint PS 2 Ultrabay ThinkLight UltraPort Microsoft Windows and Windows NT are trademarks of Microsoft Corporation in the United States and or other countries Intel Pentium and SpeedStep are trademarks of Intel Corporation in the United States and or other countries For a complete list of Intel trademarks see www intel com tradmarx htm Other company product or service names may be the trademarks or service marks of others Appendix B Product warranties and notices 73 74 ThinkPad T23 Se
32. e a touch tone telephone and access to a fax machine in the U S and Canada you can receive by fax marketing and technical information on many topics including hardware operating systems and local area networks LANs You can call the IBM Automated Fax System 24 hours a day 7 days a week Follow the recorded instructions and the requested information will be sent to your fax machine In the U S and Canada to access the IBM Automated Fax System call 1 800 426 3395 Calling IBM If you have tried to correct the problem yourself and still need help during the warranty period you can get help and information by telephone through the IBM PC HelpCenter The following services are available during the warranty period e Problem determination Trained personnel are available to assist you with determining if you have a hardware problem and deciding what action is necessary to fix the problem e IBM hardware repair If the problem is determined to be caused by IBM hardware under warranty trained service personnel are available to provide the applicable level of service e Engineering change management Occasionally there might be changes that are required after a product has been sold IBM or your reseller if authorized by IBM will make selected Engineering Changes ECs available that apply to your hardware The following items are not covered e Replacement or use of non IBM parts or nonwarranted IBM parts Note All warra
33. e mat riel homologu Cette tiquette certifie que le mat riel est conforme certaines normes de protection d exploitation et de s curit des r seaux de t l communications Le Minist re n assure toutefois pas que le mat riel fonctionnera la satisfaction de l utilisateur Appendix B Product warranties and notices 61 Avant d installer ce mat riel l utilisateur doit s assurer qu il est permis de le raccorder aux installations de l entreprise locale de t l communication Le mat riel doit galement tre install en suivant une m thode accept e de raccordement Dans certains cas les fils int rieurs de l entreprise utilis s pour un service individuel ligne unique peuvent tre prolong s au moyen d un dispositif homologu de raccordement cordon prolongateur t l phonique interne L abonn ne doit pas oublier qu il est possible que la conformit aux conditions nonc es ci dessus n empechent pas la d gradation du service dans certaines situations Actuellement les entreprises de t l communication ne permettent pas que l on raccorde leur mat riel des jacks d abonn sauf dans les cas pr cis pr vus par les tarifs paticuliers de ces entreprises Les r parations de mat riel homologu doivent tre effectu es par un centre d entretien canadien autoris d sign par le fournisseur La compagnie de t l communications peut demander l utilisateur de d brancher un appareil la suite de r
34. ears on a blank screen Solution Reinstall your operating system and turn on the computer If you still see only the cursor on the screen have the computer serviced Problem My screen goes blank while the computer is on Solution Your screen saver or power management may be enabled Move the TrackPoint or press a key to exit the screen saver or press the power switch to resume from standby or hibernation Problem The DOS full screen looks smaller Solution If you use a DOS application that supports only 640x480 resolution VGA mode the screen image might look slightly distorted or appear smaller than the display size This is to maintain compatibility with other DOS applications To expand the screen image to the same size as the actual screen start the ThinkPad Configuration Program and click LCD then select the Screen expansion function The image might still look slightly distorted Note If your computer has a screen expansion function you can use the Fn F8 keys to expand the screen image A password problem Problem I forgot my password Solution If you forget your power on password you have to take your computer to an IBM reseller or marketing representative to have the password canceled If you forget your hard disk password IBM will not reset your password or recover data from the hard disk You must take your computer to an IBM reseller or an IBM marketing representative to have the hard disk drive replaced
35. ed by the REN REN 0 7 you should call your local telephone company to determine the maximum REN for your calling area 4 If the built in modem causes harm to the telephone network the telephone company may discontinue your service temporarily If possible they will notify you in advance But if advance notice isn t practical you will be notified as soon as possible You will be advised of your right to file a complaint with the FCC 5 Your telephone company may make changes in its facilities equipment operations or procedures that could affect the proper operation of your equipment If they do you will be given advance notice so as to give you an opportunity to maintain uninterrupted service 6 If you experience trouble with this built in modem contact your IBM Authorized Seller or the IBM Corporation 500 Columbus Avenue Thornwood NY 10594 1 800 772 2227 for repair warranty information The telephone company may ask you to disconnect this equipment from the network until the problem has been corrected or until you are sure the equipment is not malfunctioning 7 No customer repairs are possible to the modem If you experience trouble with this equipment contact your Authorized Seller or the IBM Corporation for information 8 The modem may not be used on coin service provided by the telephone company Connection to party lines is subject to state tariffs Contact your state public utility commission or corporation com
36. er Guarantees Act 1993 the limitations in this Section are subject to the limitations in that Act PEOPLE S REPUBLIC OF CHINA PRC Governing Law The following replaces this Section Both you and IBM consent to the application of the laws of the State of New York except when local law requires otherwise to govern interpret and enforce all your and IBM s rights duties and obligations arising from or relating in any manner to the subject matter of this Agreement without regard to conflict of law principles Any disputes arising from or in connection with this Agreement will first be resolved by friendly negotiations failing which either of us has the right to submit the dispute to the China International Economic and Trade Arbitration Commission in Beijing the PRC for arbitration in accordance with its Appendix B Product warranties and notices 51 arbitration rules in force at the time The arbitration tribunal will consist of three arbitrators The language to be used therein will be English and Chinese An arbitral award will be final and binding on all the parties and will be enforceable under the Convention on the Recognition and Enforcement of Foreign Arbitral Awards 1958 The arbitration fee will be borne by the losing party unless otherwise determined by the arbitral award During the course of arbitration this Agreement will continue to be performed except for the part which the parties are disputing and which i
37. er problems Recover pre installed software If the data on your hard disk drive is damaged or accidentally erased you can restore the software that was shipped with your computer This software includes your pre installed operating system applications and device drivers To restore your pre installed software you can use the Product Recovery program The Product Recovery program is in a section of your hard disk drive that is not displayed by Windows Explorer Note The recovery process might take up to 2 hours Attention All of the files on the C drive will be lost in the recovery process Be sure to back up copies of the files you have saved on your C drive before you begin Note You might need to use a diskette drive in the recovery process Use a drive that is compatible with your computer To use the Product Recovery program to restore your pre installed software do the following 1 Save all of your files and shut down your desktop 2 Turn off your computer 3 Turn on your computer Quickly press F11 when this message is displayed on the screen To start the Product Recovery program press F11 This message is displayed for only a few seconds Note If this message does not appear you can use a Recovery Repair diskette to get access to the Product Recovery program 4 From the list displayed on the screen select the operating system you want to recover 5 Select the recovery options y
38. ert the Recovery Repair diskette into the drive then turn on the computer 3 Follow the on screen instructions Chapter 2 Solving computer problems 29 Upgrading the hard disk drive Upgrading the hard disk drive You can increase the storage capacity of your computer by replacing the hard disk drive with one of greater capacity You can purchase a new hard disk drive from your IBM reseller or IBM marketing representative Note Replace the hard disk drive only if you upgrade it or have it repaired r Attention The connectors and bay of the hard disk drive were not designed for frequent changes or drive swapping Handling a hard disk drive e Do not drop the drive or subject it to physical shocks Put the drive on a material such as soft cloth that absorbs the physical shock e Do not apply pressure to the cover of the drive e Do not touch the connector The drive is very sensitive Incorrect handling can cause damage and permanent loss of data on the hard disk Before removing the hard disk drive make a backup copy of all the information on the hard disk and then turn the computer off Never remove the drive while the system is operating in standby mode or in hibernation mode To 1 replace the hard disk drive do the following Turn off the computer then disconnect the ac adapter and all cables from the computer Close the computer display and turn the computer over Remove the battery Re
39. f you still see the same error code have the computer serviced 0260 System timer error 0270 Real time clock error Have the computer serviced Have the computer serviced 12 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Message Solution 0271 Date and time error Neither the date nor the time is set in the computer Set the date and time using the IBM BIOS Setup Utility 0280 Previous boot incomplete Your computer was previously unable to complete the boot process Turn the computer off then turn it on to start the IBM BIOS Setup Utility Verify the configuration and then restart the computer either by choosing the Exit Saving Changes option under the Restart item or by pressing F10 If you still see the same error code have the computer serviced 02D0 System cache error The cache is disabled Have the computer serviced 02F4 EISA CMOS not writable Have the computer serviced 02F5 DMA test failed 02F6 Software NMI failed Have the computer serviced Have the computer serviced 02F7 Fail safe timer NMI failed Have the computer serviced The power on password prompt A power on password or a supervisor password is set Type the password and press Enter to use the computer If the power on password is not accepted a supervisor password might have been set Type the supervisor password and press Enter If you stil
40. for Users in New Zealand Notice for European Union countries Wireless Interoperability Usage environment and your Health Wireless Regulatory Information USA Federal Communications Commission FCC Canada PERS Canada a 0 Trademarks Index 35 35 39 41 42 45 45 45 45 49 7 57 57 58 59 61 62 62 67 70 70 70 70 oe 73 75 Vil viii ThinkPad T23 Service and Troubleshooting Guide Chapter 1 Overview of your new ThinkPad computer Your ThinkPad at a ae oe amp we amp oe Specifications Features ek Ee we Oe a Caring for your ThinkPad computer Copyright IBM Corp 2001 Your ThinkPad at a glance Your ThinkPad at a glance Front view System status indicators Computer display TrackPoint Ultrabay 2000 Rear view Video connector baer Monitor connector Modem connector Ethernet connector Power jack USB connectors 2 ThinkPad T23 Service and Troubleshooting Guide Features Features Processor e Mobile Intel Pentium III processor M Memory e Built in 128 MB e Maximum 1024 MB Storage device e 2 5 inch hard disk drive Up to 48 GB depending on the model Display The color display uses TFT technology e Size 13 3 or 14 1 inch depending on the model e Resolution LCD Up to 1400 by 1050 depending on the model External monitor Up to 1600 by 1200
41. for Windows 3 Click PC Doctor for Windows 4 Choose either the Quick Test or the Standard Test M Attention Running the Quick Test set can take 10 minutes or longer Make sure you have time to run the entire test do not interrupt the test while it is running The Quick Test set runs many tests of critical hardware components but it does not run all of the diagnostic tests in PC Doctor for Windows If PC Doctor for Windows reports that all of the tests in the Quick Test set have been run and that it has found no problems consider running more of the tests If you are preparing to contact IBM for support be sure to print the test log so that you can rapidly provide information to the help technician 10 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Troubleshooting If you do not find your problem here refer to Access ThinkPad your on board help system Open Access ThinkPad by pressing the ThinkPad button The following section only describes problems that might prevent you from accessing this help system Error messages Note 1 In the charts x can be any character 2 The version of PC Doctor referred to here is PC Doctor for Windows Message Solution 0175 Bad CRC1 stop POST task The EEPROM checksum is not correct block 6 Have the computer serviced 0187 EAIA data access error The access to EEPROM failed Have the computer serviced 0188 Inval
42. from misuse accident modification unsuitable physical or operating environment improper maintenance by you or failure caused by a product for which IBM is not responsible The warranty is voided by removal or alteration of Machine or parts identification labels THESE WARRANTIES ARE YOUR EXCLUSIVE WARRANTIES AND REPLACE ALL OTHER WARRANTIES OR CONDITIONS EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THESE WARRANTIES GIVE YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM JURISDICTION TO JURISDICTION SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF EXPRESS OR IMPLIED WARRANTIES SO THE ABOVE EXCLUSION OR LIMITATION MAY NOT APPLY TO YOU IN THAT EVENT SUCH WARRANTIES ARE LIMITED IN DURATION TO THE WARRANTY PERIOD NO WARRANTIES APPLY AFTER THAT PERIOD ltems Not Covered by Warranty IBM does not warrant uninterrupted or error free operation of a Machine Any technical or other support provided for a Machine under warranty such as assistance via telephone with how to questions and those regarding Machine set up and installation will be provided WITHOUT WARRANTIES OF ANY KIND Warranty Service To obtain warranty service for a Machine contact IBM or your reseller If you do not register your Machine with IBM you may be required to present proof of purchase During the warranty period IBM or yo
43. from your computer Open the BIOS Setup Utility using the supervisor password and clear the Security Chip Refer to Setting the Security Chip in the Access ThinkPad your on board help system If it does not solve this problem have the computer serviced 0197 Invalid Remote change requested The remote configuration for the Security Chip has failed Confirm the operation and try again 11 Chapter 2 Solving computer problems Solving computer problems Message Solution 01C9 More than one Ethernet devices are found Remove one of them Press Esc to continue Remove either an Ethernet Mini PCI Card or an Ethernet Daughter Card Otherwise press Esc to ignore the warning message If it does not solve this problem have the computer serviced 0200 Hard disk error 021x Keyboard error The hard disk is not working Make sure that the hard disk drive is attached firmly Run the BIOS Setup Utility then make sure the hard disk drive is not disabled in the Startup menu Make sure that there are no objects placed on the keyboard or if you have one the external keyboard Turn off the computer and turn off all attached devices Turn on the computer first then turn on the attached devices If you still see the same error code do the following If an external keyboard is connected do the following e Turn off the computer and disconnect the external keyboard then turn on the computer Make s
44. h of IBM s obligations implied by Section 12 of the Sale of Goods Act 1979 or Section 2 of the Supply of Goods and Services Act 1982 Applicability of suppliers and resellers unchanged The following is added to the end of this Section IBM s entire liability and your sole remedy whether in contract or in tort in respect of any default shall be limited to damages 56 ThinkPad T23 Service and Troubleshooting Guide Notices This publication was developed for products and services offered in the USA IBM may not offer the products services or features discussed in this document in other countries Consult your local IBM representative for information on the products and services currently available in your area Any reference to an IBM product program or service is not intended to state or imply that only that IBM product program or service may be used Any functionally equivalent product program or service that does not infringe any IBM intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any non IBM product program or service IBM may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to IBM Director of Licensing IBM Corporation North Castle Drive Armonk NY 10504 1785
45. harmful substances To avoid possible injury Replace only with a battery of the type recommended by IBM Keep the battery pack away from fire Do not expose it to water or rain Do not attempt to disassemble it e Do not short circuit it Keep it away from children Do not put the battery pack in trash that is disposed of in landfills When disposing of the battery comply with local ordinances or regulations and your company s safety standards A DANGER If the backup battery is incorrectly replaced there is danger of explosion The lithium battery contains lithium and can explode if it is not properly handled or disposed of Replace only with a battery of the same type To avoid possible injury or death do not 1 throw or immerse the battery into water 2 allow it to heat to more than 100 C 212 F or 3 attempt to repair or disassemble it Dispose of it as required by local ordinances or regulations and your company s safety standards 40 ThinkPad T23 Service and Troubleshooting Guide A DANGER Follow the instruction below when installing or reconfiguring the Mini PCI option To avoid shock hazard disconnect all the cables and the ac adapter when you install the Mini PCI option or open the covers of the system or attached devices Electrical current from power telephone and communication cables in hazardous CAUTION When you have added or upgraded a Mi
46. heck these settings do as follows Open the Display Properties window For Windows 98 or Windows 2000 1 Click the Settings tab Check if the color depth and resolution are correctly set Click Advanced Click the Adapter tab Make sure 53 Graphics Inc SuperSavage IXC SDR is shown in the Adapter Information window 6 Click the Monitor tab 7 Make sure the information is correct For Windows NT 1 Click the Settings tab oe D 2 Check if the color depth and resolution are correctly set 3 Click Display Type 4 Make sure S3 Graphics Inc SuperSavage is shown in the Display Type window Click OK 6 Click the Test button in the Settings window 7 Make sure the output is displayed correctly a Problem Incorrect characters appear on the screen 22 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Solution Did you install the operating system or application program correctly If they are installed and configured correctly have the computer serviced Problem The screen stays on even after you turn off your computer Solution Press and hold the power switch for 4 seconds or more to turn off your computer then turn it on again Problem Missing discolored or bright dots appear on the screen every time you turn on your computer Solution This is an intrinsic characteristic of the TFT technology Your computer s display contains multiple thin film transis
47. id RFID serialization information area or bad CRC2 The EEPROM checksum is not correct block 0 and 1 or block 6 The system board should be replaced and the box serial number needs to be reinstalled Have the computer serviced 0189 Invalid RFID configuration information area The EEPROM checksum is not correct block 4 and 5 The system board should be replaced and the UUID needs to be reinstalled Have the computer serviced 0190 Critical low battery error The computer turned off because the battery is low Connect the ac adapter to the computer and charge the battery or replace the battery with a fully charged one 0193 RF antenna has been removed The RFID antenna that you installed has been removed Enter the supervisor password to return your computer to the normal operation 0194 The computer is carried through the security gate The computer has been carried through the security portal gate Enter the supervisor password to return your computer to the normal operation 0195 Security hardware tamper detected The Security Chip has been attached to or replaced on your computer Open the BIOS Setup Utility using the supervisor password and clear the Security Chip Refer to Setting the Security Chip in the Access ThinkPad your on board help system If it does not solve this problem have the computer serviced 0196 Security hardware removed The Security Chip has been removed
48. ipment shall not be set up to make automatic calls to the Telecom 111 Emergency Services The grant of a Telepermit for a device in no way indicates Telecom acceptance of responsibility for the correct operation of that device under all operating conditions In particular higher speeds at which this modem is capable of operating depend on a specific network implementation which is only one of many ways of delivering high quality voice telephony to customers Failure to operate should not be reported as a fault to Telecom In addition to satisfactory line conditions a modem can only work properly if it is compatible with the modem at the other end of the call and the application using the modem is compatible with the application at the other end of the call e g accessing the Internet requires suitable software in addition to a modem This equipment should not be used in a manner which could constitute a nuisance to other Telecom customers 64 ThinkPad T23 Service and Troubleshooting Guide Some parameters required for compliance with Telecom s PTC Specifications are dependent on the equipment PC associated with this modem The associated equipment shall be set up to operate within the following limits for compliance with Telecom specifications There shall be no more than 10 call attempts to the same number within any 30 minute period for a single manual call initiation The equipment shall go back on hook for a period of not le
49. its visible and invisible laser radiation when open Avoid direct eye exposure Do not stare into the beam or view it directly with optical instruments Save these instructions Appendix A Important safety instructions 43 44 ThinkPad T23 Service and Troubleshooting Guide Appendix B Product warranties and notices Warranty Period The warranty period varies by machine type and country or region Note e Contact your place of purchase for warranty service information Some IBM Machines are eligible for on site warranty service depending on the country or region where service is performed e A warranty period of 3 years on parts and 1 year on labor means that IBM will provide warranty service without charge for 1 parts and labor during the first year of the warranty period 2 parts only on an exchange basis in the second and third years of the warranty period IBM will charge you for any labor it provides in performance of the repair or replacement Machine type 2647 or 2648 Country or region Warranty period All Parts 3 years labor 3 years Battery pack 1 year IBM Statement of Limited Warranty Z125 4753 06 8 2000 Part 1 General Terms This Statement of Limited Warranty includes Part 1 General Terms and Part 2 Country unique Terms The terms of Part 2 replace or modify those of Part 1 The warranties provided by IBM in this Statement of Limited Warranty apply only to M
50. ive 1999 5 EC The conformity assessment procedure referred to in Article 10 3 and detailed in Annex II of Directive 1999 5 EC has been followed The technical documentation relevant to the above equipment can be made available for inspection on application to Steve Dunn 3Com Europe Ltd 220 Wharfedale Road Winnersh Triangle Wokingham Berkshire RG41 5TP England Phone 44 118 922 8177 name and address of EU representative Ae Michael Green gt name signature of authorised person Manager Regulatory Affairs amp Approvals 10 July 2000 title date Appendix B Product warranties and notices 69 Wireless Interoperability IBM ThinkPad 802 11b Wireless LAN Mini PCI Adapter P N 26P8056 hereafter called Wireless LAN Mini PCI Adapter is designed to be interoperable with any wireless LAN product that is based on Direct Sequence Spread Spectrum DSSS radio technology and is compliant to The IEEE 802 11 Standard on Wireless LANs Revision B as defined and approved by the Institute of Electrical and Electronics Engineers e The Wireless Fidelity WiFi certification as defined by the WECA Wireless Ethernet Compatibility Alliance Usage environment and your Health Wireless LAN Mini PCI Adapter emits radio frequency electromagnetic energy like other radio devices However the level of energy emitted is far much less than the electromagnetic energy emitted by wireless devices like for example mobile phones Becau
51. l equipment indicates only that Telecom has accepted that the item complies with minimum 62 ThinkPad T23 Service and Troubleshooting Guide conditions for connection to its network It indicates no endorsement of the product by Telecom nor does it provide any sort of warranty Above all it provides no assurance that any item will work correctly in all respects with another item of Telepermitted equipment of a different make or model nor does it imply that any product is compatible with all of Telecom s network services This equipment is not capable under all operation conditions of correct operation at the higher speeds for which it is designed The 33 6 kbit s and 56 kbit s connections are likely to be restricted to lower bit rates when connected to some PSTN implementations Telecom will accept no responsibility should difficulties arise in such circumstances This equipment may not provide for the effective hand over of a call to another device connected to the same line Under power failure conditions this telephone may not operate Please ensure that a separate telephone not dependent on local power is available for emergency use Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the equipment PC associated with this device The associated equipment shall be set to operate within the following limits for compliance with Telecom s specifications e There shall be no more tha
52. l see the same error message have the computer serviced The hard disk password prompt A hard disk password is set Type the password and press Enter to use the computer If you still see the same error message have the computer serviced Hibernation error The system configuration changed between the time your computer entered hibernation mode and the time it left this mode and your computer cannot resume normal operation e Restore the system configuration to what it was before your computer entered hibernation mode If the memory size has been changed re create the hibernation file Operating system not found Verify the following e The hard disk drive is correctly installed e Astartable diskette is in the diskette drive If the same error message is still displayed check the boot sequence using the IBM BIOS Setup Utility Fan error The cooling fan has failed Have the computer serviced 13 Chapter 2 Solving computer problems Solving computer problems Message Solution EMM386 Not Installed Edit C CONFIG SYS and change a line from Unable to Set Page device C WINDOWS EMM386 EXE RAM Frame Base Address to device C WINDOWS EMM386 EXE NOEMS and save this file CardBus Configuration Press F1 to go to the IBM BIOS Setup Utility Press F9 and then Enter to Error Device Disabled load the default setting Press F10 and then Enter to restart the sys
53. m Do not pick up or hold your computer by the display 6 ThinkPad T23 Service and Troubleshooting Guide Caring for your ThinkPad computer Use a quality carrying case that provides adequate cushion and protection Do not pack your computer in a tightly packed suitcase or bag Handle storage media and drives properly If your computer comes with a diskette drive avoid inserting diskettes at an angle and attaching multiple or loose diskette labels as these can lodge in the drive If your computer comes with a CD or DVD drive do not touch the surface of a CD or the lens on the CD or DVD tray Wait until you hear the CD or DVD click into the center pivot of the CD or DVD drive before closing the CD or DVD tray When installing your hard disk diskette CD or DVD drive follow the instructions shipped with your hardware and apply pressure only where needed on the device See Access ThinkPad your on board help system for information on replacing your hard disk drive open Access ThinkPad by pressing the ThinkPad button Take care in setting passwords Remember your passwords If you forget a supervisor or hard disk password IBM will not reset it and you might have to replace your system board or hard disk drive If you are an administrator remember that setting a supervisor password can prevent unauthorized initialization Other important tips Your computer modem might use only an analog telephone network or public s
54. ment of the product by Telecom nor does it provide any sort of warranty Above all it provides no assurance that any item will work correctly in all respects with another item of Telepermitted equipment of a different make or model nor does it imply that any product is compatible with all of Telecom s network services Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the equipment PC associated with this device The associated equipment shall be set to operate within the following limits for compliance with Telecom s Specification e There shall be no more than 10 call attempts to the same number within any 30 minute period for any single manual call initiation and e The equipment shall go offline for a period of not less than 30 seconds between the end of one call attempt and the beginning of the next attempt Where automatic calls are made to different numbers the equipment shall go offline for a period of not less than 5 seconds between the end of one call attempt and the beginning of the next attempt When used in the automatic answer mode the equipment shall be set to answer within 3 to 30 seconds of the receipt of ringing For the modem with approval number PTC 211 99 255 Not all phones connected to the phone port will respond to incoming ringing Do not report this as a fault unless the same phone will not respond to ringing when connected to a standard phone socket This equ
55. mission for information 9 When ordering network interface NI service from the Local Exchange Carrier specify service arrangement USOC RJ11C Fax Branding The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device including fax machines to send any message unless such message clearly contains in a margin at the top of or bottom of each transmitted page or on the first page of the transmission the date and time it is sent and an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or such business other entity or individual The telephone number provided may not be a 900 number or any other number for which charges exceed local or long distance transmission charges 60 ThinkPad T23 Service and Troubleshooting Guide Industry Canada requirements Notice The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications networks protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of communication In some cases the c
56. move the coin screw that secures the hard disk drive You can use a coin in the slot of the screw 30 ThinkPad T23 Service and Troubleshooting Guide Upgrading the hard disk drive 5 Open the computer display then stand the computer on its side and remove the hard disk drive by pulling the cover away from the computer 7 Attach the cover to a new hard disk drive 8 Insert the hard disk drive and its cover into the hard disk drive bay then firmly install them 9 Turn the computer over so that its bottom side is up Reinstall the screw Note You can replace the coin screw with a security screw to prevent the hard disk drive from being removed easily The security screw may not be included in your ship group You can however purchase screw directly from NABS at www nabsnet com 10 Reinstall the battery 11 Turn the computer over again Connect the ac adapter and the cables to the computer Chapter 2 Solving computer problems 31 Replacing the battery Replacing the battery 1 Turn off the computer or enter hibernation mode Then disconnect the ac adapter and all cables from the computer Note If you are using a PC Card the computer might not be able to enter hibernation mode If this happens turn off the computer Close the computer display and turn the computer over Slide the battery latch to the left to unlock it then remove the battery Note The
57. mputer press and hold the power switch for 4 seconds or more 24 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Problem The computer does not turn off with the power switch Solution Turn off the computer by pressing and holding the power switch for 4 seconds or more If the computer is still not reset remove the ac adapter and the battery Problem The computer does not start from a device you want such as a diskette drive Solution Refer to the Startup menu of the IBM BIOS Setup Utility Make sure that the startup sequence in the IBM BIOS Setup Utility is set so that the computer starts from the device you want Also make sure that the device from which the computer starts is enabled by checking that there is no mark preceding the device name Problem The computer does not respond Solution IRQs for the PCI are all set as 11 The computer does not respond because it cannot share the IRQ with other devices Refer to the ThinkPad Configuration Program Problem Windows NT does not start however the message saying that Windows NT is loading remains on the screen Solution The USB setting might have been changed to Enabled If so it might cause a conflict in allocating memory resources during startup Disable the setting using the BIOS Setup Utility as follows 1 Turn your computer off and then on again then while the message Press F1 for IBM BIOS Setup Utility is displayed at
58. n Click the Create Now button an amp D If you are using one of the IBM communication PC Cards the computer cannot enter hibernation mode To enter hibernation mode stop the communication program and then remove the PC Card or disable the PC Card slot using the Control Panel For Windows NT Note You must format your hard disk with the FAT format system to use hibernation mode in Windows NT If you format your hard disk with NTES the default format in Windows NT you cannot use hibernation mode Start the ThinkPad Configuration Program Click Power Management Click Suspend Resume Options Click Enable Hibernation Click OK For Windows 2000 1 Start the ThinkPad Configuration Program a PO D 2 Click Power Management 3 Click the Hibernate tab 4 Select the Enable hibernation support checkbox Chapter 2 Solving computer problems 21 Solving computer problems 5 Click OK Note You can enter hibernation mode by pressing Fn F12 only if the PM driver for Windows 2000 has been installed Computer screen problems Problem The screen is blank Solution Press the Fn Home keys to make the screen brighter If the problem persists perform the Solution for the problem below Problem The screen is unreadable or distorted Solution Make sure that e The display device driver is installed correctly e The display resolution and color depth are correctly set e The monitor type is correct To c
59. n 10 call attempts to the same number within any 30 minute period for any single manual call initiation e The equipment shall go on hook for a period of not less than 30 seconds between the end of one attempt and the beginning of the next attempt to the same number Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the equipment PC associated with this device In order to operate within the limits for compliance with Telecom s specifications the associated equipment shall be set to ensure that automatic calls to different numbers are spaced such that there is no less than 5 seconds between the end of one call attempt and the beginning of another This equipment shall not be set up to make automatic calls to Telecom s 7111 emergency service Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the equipment PC associated with this device In order to operate within the limits for compliance with Telecom s specifications the associated equipment shall be set to ensure that calls are answered between 3 and 30 seconds of receipt of ringing For the modem with approval number PTC 211 01 004 The grant of a Telepermit for any item of terminal equipment indicates only that Telecom has accepted that the item complies with minimum conditions Appendix B Product warranties and notices 63 for connection to its network It indicates no endorse
60. ni PCI Card or a memory card do not use your computer until you have closed the cover Never use the computer when the cover is open CAUTION The fluorescent lamp in the liquid crystal display LCD contains mercury Do not put it in trash that is disposed of in landfills Dispose of it as required by local ordinances or regulations The LCD is made of glass and rough handling or dropping the computer can cause the LCD to break If the LCD breaks and the internal fluid gets into your eyes or on your hands immediately wash the affected areas with water for at least 15 minutes if any symptoms are present after washing get medical care CAUTION To reduce the risk of fire use only No 26 AWG or larger thicker telephone cable Modem safety information To reduce the risk of fire electrical shock or injury when using telephone equipment always follow basic safety precautions such as Never install telephone wiring during an electrical storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface Appendix A Important safety instructions 41 Use caution when installing or modifying telephone lines Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from lightning
61. nted parts contain a 7 character identification in the format IBM FRU XXXXXXX e Identification of software problem sources e Configuration of BIOS as part of an installation or upgrade e Changes modifications or upgrades to device drivers e Installation and maintenance of network operating systems NOS e Installation and maintenance of application programs Refer to your IBM hardware warranty for a full explanation of IBM warranty terms Be sure to retain your proof of purchase to obtain warranty service Chapter 3 Getting help and service from IBM 35 Getting help and service If possible be near your computer when you make your call in case the technical assistance representative needs to help you resolve a computer problem Please ensure that you have downloaded the most current drivers and system updates run diagnostics and recorded information before you call When calling for technical assistance please have the following information available e Machine Type and Model e Serial numbers of your computer monitor and other components or your proof of purchase e Description of the problem e Exact wording of any error messages e Hardware and software configuration information for your system Telephone numbers Note Telephone numbers are subject to change without notice For the latest list of IBM HelpCenter telephone numbers and hours of operation visit the Support Web site at www ibm com pc support
62. o the item replaced The replacement assumes the warranty service status of the replaced item Many features conversions or upgrades involve the removal of parts and their return to IBM A part that replaces a removed part will assume the warranty service status of the removed part Before IBM or your reseller exchanges a Machine or part you agree to remove all features parts options alterations and attachments not under warranty service You also agree to 1 ensure that the Machine is free of any legal obligations or restrictions that prevent its exchange 2 obtain authorization from the owner to have IBM or your reseller service a Machine that you do not own and 3 where applicable before service is provided a follow the problem determination problem analysis and service request procedures that IBM or your reseller provides secure all programs data and funds contained in a Machine c provide IBM or your reseller with sufficient free and safe access to your facilities to permit them to fulfill their obligations and d inform IBM or your reseller of changes in a Machine s location Appendix B Product warranties and notices 47 IBM is responsible for loss of or damage to your Machine while it is 1 in IBM s possession or 2 in transit in those cases where IBM is responsible for the transportation charges Neither IBM nor your reseller is responsible for any of your confidential proprietary or personal
63. o the subject matter of this Statement of Warranty IBM s liability will be limited to the total amount you paid for the Machine that is the subject of the claim Applicability of suppliers and resellers unchanged The following replaces the third paragraph of this Section Unless otherwise provided by mandatory law IBM and your reseller are not liable for any of the following items 1 and 2 unchanged 3 indirect damages even if IBM or your reseller is informed of their possibility SOUTH AFRICA NAMIBIA BOTSWANA LESOTHO AND SWAZILAND Limitation of Liability The following is added to this Section IBM s entire liability to you for actual damages arising in all situations involving nonperformance by IBM in respect of the subject matter of this Statement of Warranty will be limited to the charge paid by you for the individual Machine that is the subject of your claim from IBM UNITED KINGDOM Limitation of Liability The following replaces items 1 and 2 of the first paragraph of this Section 1 death or personal injury or physical damage to your real property solely caused by IBM s negligence 2 the amount of any other actual direct damages or loss up to 125 percent of the charges if recurring the 12 months charges apply for the Machine that is the subject of the claim or which otherwise gives rise to the claim Appendix B Product warranties and notices 55 The following item is added to this paragraph 3 breac
64. of this Agreement or related to its violation or execution including summary proceedings will be settled exclusively by the Commercial Court of Paris 4 Angola Bahrain Botswana Burundi Egypt Eritrea Ethiopia Ghana Jordan Kenya Kuwait Liberia Malawi Malta Mozambique Nigeria Oman Pakistan Qatar Rwanda Sao Tome Saudi Arabia Sierra Leone Somalia Tanzania Uganda United Arab Emirates United Kingdom West Bank Gaza Yemen Zambia and Zimbabwe this Agreement will be governed by English Law and disputes relating to it will be submitted to the exclusive jurisdiction of the English courts and 5 in Greece Israel Italy Portugal and Spain any legal claim arising out of this Statement will be brought before and finally settled by the competent court of Athens Tel Aviv Milan Lisbon and Madrid respectively THE FOLLOWING TERMS APPLY TO THE COUNTRY SPECIFIED AUSTRIA AND GERMANY The IBM Warranty for Machines The following replaces the first sentence of the first paragraph of this Section The warranty for an IBM Machine covers the functionality of the Machine for its normal use and the Machine s conformity to its Specifications The following paragraphs are added to this Section The minimum warranty period for Machines is six months In case IBM or your reseller is unable to repair an IBM Machine you can alternatively ask for a partial refund as far as justified by the reduced value of the unrepaired Machine or ask f
65. ompany s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly telephone extension cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs of alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate The Ringer Equivalent Number REN 0 3 assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Number of all the devices does not exceed 5 Avis L tiquette du minist re de l Industrie Canada identifie l
66. omputer and try using the keyboard again If the keyboard problem is resolved carefully reconnect the external numeric keypad external keyboard or mouse making sure that you have seated the connectors properly If any keys on the keyboard still do not work have the computer serviced Problem A number appears when you type a letter Solution The numeric lock function is on To disable it press and hold Shift then press NumLk Problem Some or all of the keys on the external numeric keypad do not work Solution Make sure that the external numeric keypad is correctly connected to the computer Problem Some or all of the keys on the external keyboard do not work 16 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems Solution e Make sure that the keyboard cable is correctly connected to the computer e If you are using the keyboard mouse cable make sure that the cable is correctly connected to the computer and that the keyboard cable is connected to the correct side of the keyboard mouse cable e If you are using the docking station or the port replicator make sure that the keyboard cable is correctly connected to the keyboard connector If these connections are correct disconnect the external keyboard from the computer and make sure that the built in keyboard operates properly If the built in keyboard works there is a problem with either the cable or the keyboard Try using a differen
67. or a cancellation of the respective agreement for such Machine and get your money refunded Extent of Warranty The second paragraph does not apply Appendix B Product warranties and notices 53 Warranty Service The following is added to this Section During the warranty period transportation for delivery of the failing Machine to IBM will be at IBM s expense Limitation of Liability The following paragraph is added to this Section The limitations and exclusions specified in the Statement of Limited Warranty will not apply to damages caused by IBM with fraud or gross negligence and for express warranty The following sentence is added to the end of item 2 IBM s liability under this item is limited to the violation of essential contractual terms in cases of ordinary negligence EGYPT Limitation of Liability The following replaces item 2 in this Section as to any other actual direct damages IBM s liability will be limited to the total amount you paid for the Machine that is the subject of the claim For purposes of this item the term Machine includes Machine Code and Licensed Internal Code Applicability of suppliers and resellers unchanged FRANCE Limitation of Liability The following replaces the second sentence of the first paragraph of this Section In such instances regardless of the basis on which you are entitled to claim damages from IBM IBM is liable for no more than items 1 and 2 unchanged
68. or changes in the product s and or the program s described in this publication at any time without notice IBM may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Copyright International Business Machines Corporation 2001 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp Finding information with Access ThinkPad Find answers to your questions about your computer and view IBM Web sites by pressing the ThinkPad Button shown in the previous illustration to open Access ThinkPad your on board computer help center Copyright IBM Corp 2001 iii About Your ThinkPad CN V4 ThinkPad Community Everyday Essentials Software Tools ThinkPad Solutions Problem Solving How to reach IBM Quick Search FC Service amp Support Your gateway into a comprehensive help system D offering information about all of your ThinkPad computer hardware and software features A quick way to search the help system Join an interactive community of ThinkPad users to access mobile resources read tips and true stories and share your own advice Customize your ThinkPad with accessories software and services A one click guide to service on the Web for your ThinkPad iv ThinkPad T23 Service and Troubleshooting Guide Whenever you have a
69. ou want and follow the instructions on the screen 6 Restart the system by pressing Ctrl Alt Del or by turning the computer off and then on again Your computer restarts with the pre installed operating system drivers and software Note Network drivers are not automatically restored with Windows NT 4 0 you will need to reinstall them Refer to ThinkPad Assistant for reinstallation 28 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems To create a Recovery Repair diskette The Recovery Repair diskette is used to recover the prompt that is needed to access the Product Recovery program if the prompt is not displayed Make a Recovery Repair diskette and save it for future use To make a Recovery Repair diskette 1 Shut down and restart your computer 2 At the prompt press F11 The option to press F11 appears for only a few seconds You must press F11 quickly The Product Recovery program main menu appears Note If you are prompted to select the operating system select one you want to recover Then the Product Recovery Program main menu opens Select System Utilities from the main menu Press Enter Select Create a Recovery Repair diskette Press Enter Follow the on screen instructions D OF w When the process is completed label your diskette as the Recovery Repair diskette and save it for future use To use the Recovery Repair diskette 1 Shut down and turn off your computer 2 Ins
70. ranty service in Africa is available within 50 kilometers of an IBM authorized service provider You are responsible for transportation costs for Machines located outside 50 kilometers of an IBM authorized service provider Governing Law 52 ThinkPad T23 Service and Troubleshooting Guide The applicable laws that govern interpret and enforce rights duties and obligations of each of us arising from or relating in any manner to the subject matter of this Statement without regard to conflict of laws principles as well as Country unique terms and competent court for this Statement are those of the country in which the warranty service is being provided except that in 1 Albania Bosnia Herzegovina Bulgaria Croatia Hungary Former Yugoslav Republic of Macedonia Romania Slovakia Slovenia Armenia Azerbaijan Belarus Georgia Kazakhstan Kyrgyzstan Moldova Russia Tajikistan Turkmenistan Ukraine and Uzbekistan the laws of Austria apply 2 Estonia Latvia and Lithuania the laws of Finland apply 3 Algeria Benin Burkina Faso Cameroon Cape Verde Central African Republic Chad Congo Djibouti Democratic Republic of Congo Equatorial Guinea France Gabon Gambia Guinea Guinea Bissau Ivory Coast Lebanon Mali Mauritania Morocco Niger Senegal Togo and Tunisia this Agreement will be construed and the legal relations between the parties will be determined in accordance with the French laws and all disputes arising out
71. rol Panel Click the Device Manager tab Double click Network Adapter Double click Intel Pro 100 VE Network connection Mark the Disable in this hardware profile check box Click OK Close all windows Restart the computer DO OY Ole ONS For Windows NT Double click the System icon in the Control Panel Select Intel Pro 100 VE Network connection and click Startup Select Disabled Click OK Click Close Close all windows AN O ie BO IO Restart the computer For Windows 2000 1 Double click the System icon in the Control Panel 2 Click the Hardware tab 3 Click the Device Manager button Chapter 2 Solving computer problems 19 Solving computer problems 4 Double click Network Adapter 5 Double click Intel Pro 100 VE Network connection 6 Select Do not use this device disable from the dropdown menu of the Device Usage 7 Click OK 8 Close all windows 9 Restart the computer Problem Your computer does not enter standby or hibernation mode Solution Check whether any option has been selected that would disable your computer from entering standby or hibernation mode Problem The computer does not enter standby mode as set by the timer under Windows 98 or Windows NT Solution For Windows 98 The generic CD ROM or DVD ROM driver for Windows 98 accesses the internal CD ROM or DVD ROM drive every 3 seconds to see whether a CD ROM is inserted there This prevents your computer f
72. rom entering standby mode even after a timeout To enable the computer to enter standby mode do the following Click Start Move the cursor to Settings and Control Panel Click Control Panel and then double click System Click the Device Manager tab Click the mark of CD ROM Double click the name of the CD ROM or DVD ROM Click the Settings tab Clear the Auto insert notification check box N 9 A D Windows 98 no longer detects the insertion of a CD ROM or a DVD ROM automatically For Windows NT If you enable the CD ROM AutoRun feature the timer cannot trigger the computer to enter standby mode To enable the timer disable the AutoRun feature by editing the configuration information in the registry as follows 20 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems HKEY_LOCAL_MACHINE SYSTEM CurrentControlSet Services Cdrom Autorun 0x1 gt Autorun 0 Problem The Fn F12 key combination does not cause the computer to enter hibernation mode Solution The computer cannot enter hibernation mode if you are using one of the IBM communication PC Cards To enter hibernation mode stop the communication program and then remove the PC Card or disable the PC Card slot using the Control Panel Enable hibernation mode as follows For Windows 98 1 Start the ThinkPad Configuration Program Click Power Management Click the Hibernation tab Click the Enable hibernation butto
73. rvice and Troubleshooting Guide Index A Access ThinkPad iii battery problems 23 BIOS Setup 27 C carrying the computer 6 cleaning the computer 8 computer display problems 22 configuration setup 27 E electronic help iii error messages 11 errors without messages 14 F fax help by 35 H hard disk problems 24 upgrading 30 hibernation problems 18 IBM help iii K keyboard problems 16 O on board help iii P password problems 15 PC Doctor for Windows 10 power switch problems 16 problems troubleshooting 11 R recovering software 28 S safety instruction 39 standby problems 18 Copyright IBM Corp 2001 storage device upgrading 30 T telephone help by 35 testing with PC Doctor 10 ThinkPad Assistant iii TrackPoint problems 17 W Web help by 34 75 76 ThinkPad T23 Service and Troubleshooting Guide Part Number 46P4564 1P P N 46P4564
74. ry pack away from children and do not put it in trash that is disposed of in landfills To reduce the risk of fire use only No 26 AWG or thicker telephone cable The fluorescent lamp in the LCD contains mercury Do not put it in trash that is disposed of in landfills Rough handling or dropping the computer can cause the LCD to break and the internal fluid to get into your eyes or on your hands Immediately wash the affected areas with water If symptoms persist seek medical care Do not open the CD ROM or DVD drive unit as this might result in hazardous radiation exposure e Avoid direct eye exposure with the laser beam contained in some drives First Edition June 2001 The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication IBM may make improvements and
75. s A DANGER Electric current from power telephone and communication cables is hazardous To avoid shock hazard connect and disconnect cables as shown below when installing moving or opening the covers of this product or attached devices If the 3 pin power cord is provided with this product it must be used with a properly grounded outlet To Connect To Disconnect Turn everything OFF j Turn TG OFF Zim g ty Y First attach all cables to devices First remove inf power cord from the outlet IF gt Remove signal cables from receptacles 168 MY Yale ee lt a Attach the signal cables to receptacles a ou Q gt w Remove all cables from devices J Attach the power cord to an outlet F ACFE Turn the device ae EM Copyright IBM Corp 2001 39 lolo 4 A DANGER Reduce the risk of fire and electric shock by always following basic safety precautions including the following Do not use your computer in or near water During electrical storms Do not use your computer with the telephone cable connection Do not connect the cable to or disconnect it from the telephone outlet on the wall A DANGER If the rechargeable battery pack is incorrectly replaced there is danger of an explosion The battery pack contains a small amount of
76. s undergoing arbitration EUROPE MIDDLE EAST AFRICA EMEA THE FOLLOWING TERMS APPLY TO ALL EMEA COUNTRIES The terms of this Statement of Limited Warranty apply to Machines purchased from IBM or an IBM reseller Warranty Service If you purchase an IBM Machine in Austria Belgium Denmark Estonia Finland France Germany Greece Iceland Ireland Italy Latvia Lithuania Luxembourg Netherlands Norway Portugal Spain Sweden Switzerland or United Kingdom you may obtain warranty service for that Machine in any of those countries from either 1 an IBM reseller approved to perform warranty service or 2 from IBM If you purchase an IBM Personal Computer Machine in Albania Armenia Belarus Bosnia and Herzegovina Bulgaria Croatia Czech Republic Georgia Hungary Kazakhstan Kirghizia Federal Republic of Yugoslavia Former Yugoslav Republic of Macedonia FYROM Moldova Poland Romania Russia Slovak Republic Slovenia or Ukraine you may obtain warranty service for that Machine in any of those countries from either 1 an IBM reseller approved to perform warranty service or 2 from IBM If you purchase an IBM Machine in a Middle Eastern or African country you may obtain warranty service for that Machine from the IBM entity within the country of purchase if that IBM entity provides warranty service in that country or from an IBM reseller approved by IBM to perform warranty service on that Machine in that country War
77. se Wireless LAN Mini PCI Adapter operates within the guidelines found in radio frequency safety standards and recommendations IBM believes High Rate Wireless LAN is safe for use by consumers These standards and recommendations reflect the consensus of the scientific community and result from deliberations of panels and committees of scientists who continually review and interpret the extensive research literature In some situation or environment the use of High Rate Wireless LAN may be restricted by the proprietor of the building or responsible representatives of the organization These situations may for example include e Using High Rate Wireless LAN on board of airplanes or e In any other environment where the risk of interference to other devices or services is perceived or identified as harmful If you are uncertain of the policy that applies on the use of wireless devices in a specific organization e g airport you are encouraged to ask for authorization to use Wireless LAN Mini PCI Adapter prior to turning on the ThinkPad T23 Wireless Regulatory Information The ThinkPad T23 must be installed and used in strict accordance with the instructions as described hereafter This product complies with the following radio frequency and safety standards USA Federal Communications Commission FCC This product complies with FCC Part 15 The operation of Wireless LAN Mini PCI Adapter integrated in the product is subject to the follo
78. ss than 30 seconds between the end of one call attempt and the beginning of the next Automatic calls to different numbers shall be not less than 5 seconds apart When used in the Auto Answer mode the S0 register must be set with a value between 2 and 5 This ensures A person calling your modem will hear a short burst of ringing before the modem answers This confirms that the call has been successfully switched through the network Caller identification information which occurs between the first and second ring cadence is not destroyed This equipment does not meet Telecom s impedance requirements Performance limitations may occur when used in conjunction with some parts of the network Telecom will accept no responsibility should difficulties arise in such circumstances The code for Call Waiting disable is 52 on the Telecom New Zealand telephone network For the modem with approval number PTC 211 99 020 e The grant of a Telepermit for any item of terminal equipment indicates only that Telecom has accepted that the item complies with minimum conditions for connection to its network It indicates no endorsement of the product by Telecom nor does it provide any sort of warranty Above all it provides no assurance that any item will work correctly in all respects with another item of Telepermitted equipment of a different make or model nor does it imply that any product is compatible with all of Telecom s network services
79. t keyboard mouse cable or external keyboard TrackPoint problems Problem The cursor drifts when the computer is turned on or after it resumes normal operation Solution The cursor might drift when you are not using the TrackPoint during normal operation This is a normal characteristic of the TrackPoint and is not a defect Cursor drifting might occur for several seconds under the following conditions e When the computer is turned on e When the computer resumes normal operation e When the TrackPoint is pressed for a long time e When the temperature changes Problem The cursor does not work for a while after the settings in the Mouse Properties window have been changed Solution This is a normal characteristic of the cursor Wait several seconds until the cursor returns to the normal state Problem The mouse or pointing device does not work Solution Make sure that the TrackPoint is enabled in the ThinkPad Configuration Program and then try using the TrackPoint If the TrackPoint works the error might be due to the mouse Make sure that the mouse or pointing device cable is securely connected to the computer If your mouse is incompatible with the IBM PS 2 mouse disable the TrackPoint using the ThinkPad Configuration Program Chapter 2 Solving computer problems 17 Solving computer problems Note For more information see the manual supplied with the mouse Problem The mouse buttons do not work Solution
80. ted in conformity with those rules shall have the power to rule on their own competence and on the validity of the Agreement to submit to arbitration The arbitration award shall be final and binding for the parties without appeal and the arbitral award shall be in writing and set forth the findings of fact and the conclusions of law All proceedings shall be conducted including all documents presented in such proceedings in the English language The number of arbitrators shall be three with each side to the dispute being entitled to appoint one arbitrator The two arbitrators appointed by the parties shall appoint a third arbitrator before proceeding upon the reference The third arbitrator shall act as chairman of the proceedings Vacancies in the post of chairman shall be filled by the president of the ICC Other vacancies shall be filled by the respective nominating party Proceedings shall continue from the stage they were at when the vacancy occurred If one of the parties refuses or otherwise fails to appoint an arbitrator within 30 days of the date the other party appoints its the first appointed arbitrator shall be the sole arbitrator provided that the arbitrator was validly and properly appointed The English language version of this Agreement prevails over any other language version HONG KONG AND MACAU Governing Law The following replaces laws of the country in which you acquired the Machine in the first sentence laws of
81. tem Errors without messages Problem When I turn on the machine nothing appears on the screen and the machine does not beep while starting up Note If you are not sure whether you heard any beeps turn off the computer then turn it on again and listen again Solution If a power on password is set press any key to display the power on password prompt and then type the correct password and press Enter If the power on password prompt does not appear the brightness level might be set to minimum brightness Adjust the brightness level by pressing the Fn Home If the screen still remains blank make sure that e The battery is installed correctly e The ac adapter is connected to the computer and the power cord is plugged into a working electrical outlet e The computer power is on Turn on the power switch again for confirmation If these items are properly set and the screen remains blank have the computer serviced Problem When I turn on the machine nothing appears on the screen but I hear two or more beeps or a continuous beep while starting up Solution If you are using Ethernet e Make sure that the Ethernet cable is connected firmly e Contact your network administrator 14 ThinkPad T23 Service and Troubleshooting Guide Solving computer problems If the screen is still blank and the beeps do not stop have the computer serviced Problem When I turn on the machine only a white cursor app
82. tors TFTs A small number of missing discolored or bright dots on the screen might exist all the time Problem Unable to create overlay window message appears when you try to start DVD playback or You get poor or no playback while running video playback DVD playback or game applications Solution Do either of the following e If you are using 32 bit color mode change the color depth to 16 bit mode e If you are using a desktop size of 1280x1024 or larger reduce the desktop size and the color depth Battery problems Problem The battery cannot be fully charged by the power off method in the standard charge time for your computer Solution The battery might be over discharged Do the following 1 Turn off the computer 2 Make sure that the over discharged battery is in the computer 3 Connect the ac adapter to the computer and let it charge If the battery cannot be fully charged in 24 hours use a new battery If the optional Quick Charger is available use it to charge the over discharged battery Problem Your computer shuts down before the battery status indicator shows empty or Your computer operates after the battery status indicator shows empty Chapter 2 Solving computer problems 23 Solving computer problems Solution Discharge and recharge the battery Problem The operating time for a fully charged battery is short Solution Discharge and recharge the battery If your battery s operating
83. uires that at least one party to the conversation is to be aware that it is being recorded In addition the Principles enumerated in the Privacy Act 1993 shall be complied with in respect to the nature of the personal information collected the purpose for its collection how it is to be used and what it disclosed to any other party 66 ThinkPad T23 Service and Troubleshooting Guide Notice for European Union countries Hereby Ambit declares that this J07M041 00 modem is in conformity with the essential requirements and other relevant provisions of Directive 1999 5 EC AMBIT AMBIT Microsystems Corporation Headquarters 5F 1 5 Hsin An Road Hsinchu Taipei Branch 11F 100 1 Min Chuan Road Science Based Industria Park Taiwan Hsin Tien Taiwan R O C TEL 886 3 5784975 TEL 886 2 2218 9800 FAX 886 3 5775100 FAX 886 2 2218 9796 Declaration of Conformity We AMBIT MICROSYSTEMS CORPORATION 5F 1 5 Hsin An Road Hsinchu Science Based Industrial Park Taiwan R O C Contact Person Miss Rio Chen Tel 886 3 5784975 Fax 886 3 6799178 5775100 E mail rio chen ambit com tw Herewith declare that the product Equipment 56K Internal Modem Module Model J07M041 00 Is in conformity with the provisions of the following EC directive s meets the requirements of the council of the European communities relating to and Reference NO Title 1999 5 EC Radio amp Telecommunications Terminal Equipment Dircetive R amp TTE 7
84. ur reseller if approved by IBM to provide warranty service provides without charge certain types of repair and 46 ThinkPad T23 Service and Troubleshooting Guide exchange service to keep Machines in or restore them to conformance with their Specifications IBM or your reseller will inform you of the available types of service for a Machine based on its country of installation At its discretion IBM or your reseller will 1 either repair or exchange the failing Machine and 2 provide the service either at your location or a service center IBM or your reseller will also manage and install selected engineering changes that apply to the Machine Some parts of IBM Machines are designated as Customer Replaceable Units called CRUs e g keyboards memory or hard disk drives IBM ships CRUs to you for replacement by you You must return all defective CRUs to IBM within 30 days of your receipt of the replacement CRU You are responsible for downloading designated Machine Code and Licensed Internal Code updates from an IBM Internet Web site or from other electronic media and following the instructions that IBM provides When warranty service involves the exchange of a Machine or part the item IBM or your reseller replaces becomes its property and the replacement becomes yours You represent that all removed items are genuine and unaltered The replacement may not be new but will be in good working order and at least functionally equivalent t
85. uration 2 Remove any diskette from the diskette drive and then turn off the computer 3 Turn on the computer then while the Press F1 for IBM BIOS Setup Utility message is displayed at the lower left of the screen press F1 If you have set a supervisor password the IBM BIOS Setup Utility menu appears after you enter the password You can start the utility by pressing Enter instead of the supervisor password then however you cannot change any parameters that are protected by the supervisor password For more information refer to the on board help 4 Using the cursor keys move to an item you want to change When that item is highlighted press Enter A submenu is displayed 5 Change the items you wish to change To change the value of an item use the F5 or F6 key If the item has a submenu you can display it by pressing Enter 6 Press F3 or Esc to exit from the submenu If you are in a nested submenu press Esc repeatedly until you reach the IBM BIOS Setup Utility menu Note If you need to restore the settings to their original state at the time of purchase press the F9 key to load the default settings You can also select an option in the Restart submenu to load the default settings or discard the changes 7 Select Restart then press Enter Move the cursor to the option you want for restarting your computer then press Enter Your computer restarts Chapter 2 Solving computer problems 27 Solving comput
86. ure that the built in keyboard operates correctly If it does have the external keyboard serviced e Make sure that the external keyboard is connected to the correct connector Test the computer using PC Doctor If the computer stops during the test have the computer serviced 0230 Shadow RAM error The shadow RAM failed Test your computer s memory with PC Doctor If you added a memory module just before turning the computer on reinstall it Then test the memory with PC Doctor 0231 System RAM error The system RAM failed Test your computer s memory with PC Doctor If you added a memory module just before turning the computer on reinstall it Then test the memory with PC Doctor 0232 Extended RAM error The extended RAM failed Test your computer s memory with PC Doctor If you have increased memory just before turning the computer on reinstall it Then test the memory with PC Doctor 0250 System battery error The system battery is depleted This battery is used to preserve the configuration information such as the date and time while the computer is turned off Replace the battery and run IBM 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 IBM BIOS Setup Utility to reconfigure the settings I
87. vice is warm or hot swappable e If you exchange drives in your computer reinstall the plastic bezel faces if supplied e Store your external and removable hard disk diskette CD and DVD drives in the appropriate containers or packaging when they are not being used Cleaning your computer Occasionally clean your computer as follows e Use a soft cloth moistened with nonalkaline detergent to wipe the exterior of the computer e Avoid spraying cleaner directly on the display or the keyboard e Gently wipe the display with a dry soft cloth 8 ThinkPad T23 Service and Troubleshooting Guide Chapter 2 Solving computer problems Diagnosing problems Troubleshooting Error messages Errors without messages A password problem A power switch problem Keyboard problems TrackPoint problems Standby or hibernation problems Copyright IBM Corp 2001 10 11 14 15 16 16 17 18 Computer screen problems Battery problems Hard disk drive dos Other problems Starting BIOS Setup Utility Recover pre installed software Upgrading the hard disk drive Replacing the battery 22 23 24 24 z 27 28 30 32 Solving computer problems Diagnosing problems If you have a problem with your computer you can test it by using PC Doctor for Windows To run PC Doctor for Windows do as follows 1 Click Start 2 Move the cursor to Programs and then to PC Doctor
88. wing two conditions e It may not cause harmful interference 70 ThinkPad T23 Service and Troubleshooting Guide e It accepts any interference that may cause undesired operation Exposure to Radio Frequency Radiation The radiated output power of Wireless LAN Mini PCI Adapter is far below the FCC radio frequency exposure limits Nevertheless the ThinkPad T23 shall be used in such a manner that the potential for human contact during normal operation is minimized as follows e CAUTION To comply with FCC RF exposure compliance requirements a separation distance of at least 20 cm 8 inches must be maintained between the antenna of this device and all persons 7 Transmitter antenna I position e The FCC certification of this ThinkPad wireless model at time of this manual s printing prohibits the use of any other Radio Frequency RF wireless device while the integrated wireless LAN card is in use The FCC certification requires that you disable the integrated wireless LAN device before you use any wireless PCMCIA cards or the Bluetooth option Please visit the IBM site at www ibm com pc support for an updated list RF devices that have received FCC certification on your ThinkPad Interference Statement An improper installation or unauthorized use may cause harmful interference to radio communications Also any tampering of the internal antenna will void the FCC certification and your warranty Refer to the 8 for more
89. witched telephone network PSTN Do not connect the modem to a PBX private branch exchange or any other digital telephone extension line because this could damage your modem Analog phone lines are often used in homes while digital phone lines are often used in hotels or office buildings If you are not sure which kind of phone line you are using contact your telephone company Your computer might have both an Ethernet connector and a modem connector If so be sure to connect your communication cable to the correct one so your connector is not damaged See Access ThinkPad your on board help system for information on the location of these connectors press the ThinkPad button to open Access ThinkPad Register your ThinkPad products with IBM refer to the Web page www pc ibm com register This can help authorities return your computer to you if it is lost or stolen Registering your computer also enables IBM to notify you about possible technical information and upgrades Only an authorized IBM ThinkPad repair technician should disassemble and repair your computer Chapter 1 Overview of your new ThinkPad computer 7 Caring for your ThinkPad computer e Do not modify or tape the latches to keep the display open or closed e Take care not to turn your computer over while the ac adapter is plugged in This could break the adapter plug e Turn off your computer if you are replacing a device in a device bay or else verify that the de

ThinkPad. T23 Service and Troubleshooting Guide

Contents

Download Pdf Manuals

Related Search

Related Contents