® ThinkPad Service and Troubleshooting Guide...
Note Before using this information and the product it supports, be sure to read the general information under “Appendix A. Important safety instructions” on page 39 and “Appendix B. Product warranties and notices” on page 45 . DANGER v To avoid electric shock hazard, connect and disconnect cables appropriately when installing, moving or opening the covers of this product or attached devices.
Your gateway into a comprehensive help system, 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.
Whenever you have a 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.
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.
Contents Finding information with Access ThinkPad Chapter 1. Overview of your new ThinkPad computer . Your ThinkPad at a glance Features . Specifications . Caring for your ThinkPad computer . Chapter 2. Solving computer problems Diagnosing problems . Troubleshooting . Error messages .
viii ® ThinkPad T23 Service and Troubleshooting Guide...
Features Processor v Mobile Intel Memory v Built-in: 128 MB v Maximum: 1024 MB Storage device v 2.5-inch hard disk drive: Up to 48 GB, depending on the model Display The color display uses TFT technology: v Size: 13.3 or 14.1 inch, depending on the model v Resolution: –...
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: v 1-MB, 3.5-inch, unformatted diskette: – ANSI (American National Standards Institute) X3.137 – ISO (International Standards Organization) 8860 –...
Specifications Size v Width: 304.8 mm (12.0 in.) v Depth: 248.9 mm (9.8 in.) v Height: 33.0 mm (1.3 in.) Environment v Maximum altitude without pressurization: 3048 m (10,000 ft) v Temperature – At altitudes up to 2438 m (8000 ft) - Operating with no diskette: 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.
v 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 v 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.
Caring for your ThinkPad computer v Do not modify or tape the latches to keep the display open or closed. v Take care not to turn your computer over while the ac adapter is plugged in. This could break the adapter plug. v Turn off your computer if you are replacing a device in a device bay, or else verify that the device is warm- or hot-swappable.
Solving computer problems Diagnosing problems If you have a problem with your computer, you can test it by using ® PC-Doctor 1. Click Start. 2. Move the cursor to Programs and then to PC-Doctor for Windows. 3. Click PC-Doctor for Windows. 4.
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.
Solving computer problems Message Solution 01C9: More than one Remove either an Ethernet Mini-PCI Card or an Ethernet Daughter Card. Ethernet devices are Otherwise, press Esc to ignore the warning message. If it does not solve this found. Remove one of problem, have the computer serviced.
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 Your computer was previously unable to complete the boot process. incomplete Turn the computer off;...
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. 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.
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 appears 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.
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.
Solution: v Make sure that the keyboard cable is correctly connected to the computer. v 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. v If you are using the docking station or the port replicator, make sure that the keyboard cable is correctly connected to the keyboard connector.
Solving computer problems Note: For more information, see the manual supplied with the mouse. Problem: The mouse buttons do not work. Solution: 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.
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.
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.
HKEY_LOCAL_MACHINE\SYSTEM\ CurrentControlSet\Services\Cdrom\ Autorun: 0x1 > 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.
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”...
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;...
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 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.
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.
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: v Maximum Performance: Keeps the processor speed high at all times. v Automatic: Switches the processor speed between high and low, depending on how much the processor is used.
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: v Config: Change the configuration of your computer. v Date/Time: Set the date and time. v Password: Set a password.
Solving computer 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.
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.
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.
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. 6. Detach the cover from the hard disk drive. 7. Attach the cover to a new hard disk drive. 8.
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.
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.
Getting help by fax If you have 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).
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.
Country or region Language Ireland English Italy Italian Japan Japanese Luxembourg French Mexico Spanish Netherlands Dutch New Zealand English Norway Norwegian Peru Spanish Portugal Portuguese Spain Spanish Sweden Swedish Switzerland German/ French/ Italian Taiwan Mandarin United English Kingdom United States English Getting help and service Telephone Number...
Getting help and service ® ThinkPad T23 Service and Troubleshooting Guide...
Appendix A. Important safety instructions 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.
DANGER Reduce the risk of fire and electric shock by always following basic safety precautions, including the following: v Do not use your computer in or near water. v During electrical storms: – Do not use your computer with the telephone cable connection. –...
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.
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. Do not use the telephone to report a gas leak in the vicinity of the leak. Laser compliance statement 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...
DANGER Emits 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...
® 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: v 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. v A warranty period of 3 years on parts and 1 year on labor means that IBM will provide warranty service without charge for: 1.
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.
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 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 information contained in a Machine which you return to IBM or your reseller for any reason.
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).
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″...
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...
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 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,...
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.
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 item is added to this paragraph: 3. breach 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.
Notices This publication was developed for products and services offered in the U.S.A. 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.
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 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.
Industry Canada Class B Emission Compliance Statement This Class B digital apparatus complies with Canadian ICES-003. Avis de conformité à la réglementation d’Industrie Canada Cet appareil numérique de la classe B est conform à 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.
may connect to your line, as determined 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.
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.
Avant d’installer ce matériel, l’utilisateur doit s’assurer qu’il est permis de le raccorder aux installations de l’entreprise locale de télécommunication. Le matériel doit également être installé en suivant une méthode acceptée de raccordement. Dans certains cas, les fils intérieurs de l’entreprise utilisés pour un service individuel à...
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.
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.
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 less than 30 seconds between the end of one call attempt and the beginning of the next.
v This equipment shall not be set to make automatic calls to the Telecom 111 Emergency Service. v This equipment might not provide for the effective hand-over of a call to another device connected to the same line. v This equipment must not be used under any circumstances that might constitute a nuisance to other Telecom customers.
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. Appendix B. Product warranties and notices...
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. ® 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. Appendix B. Product warranties and notices...
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: v The IEEE 802.11 Standard on Wireless LANs (Revision B), as defined and approved by the Institute of Electrical and Electronics Engineers.
v 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: v CAUTION: To comply with FCC RF exposure compliance requirements, a separation distance of at least 20 cm (8 inches) must be maintained between...
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’émission à...
Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both: HelpCenter PS/2 ThinkLight 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.
® ThinkPad T23 Service and Troubleshooting Guide...
Index Access ThinkPad iii battery problems 23 BIOS Setup 27 carrying the computer 6 cleaning the computer 8 computer display problems 22 configuration setup 27 electronic help iii error messages 11 errors without messages 14 fax, help by 35 hard disk problems 24 upgrading 30 hibernation problems 18...
® ThinkPad T23 Service and Troubleshooting Guide...