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COVER
IBM ThinkPad 500
+--- Note ---------------------------------------------------------------+
¦
¦ Before using this information and the product it supports, be sure to
¦ read the general information under "Notices" in topic 2.12.
¦
+------------------------------------------------------------------------+
First Edition (June 1993)
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 MERCHANTABILITY OR FITNESS
FOR A PARTICULAR PURPOSE.
or implied warranties in certain transactions, therefore, this statement
may not apply to you.
This publication could include technical inaccuracies or typographical
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make improvements and/or changes in the product(s) and/or the program(s)
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information must not be construed to mean that IBM intends to announce
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¦ Copyright International Business Machines Corporation 1993.
reserved.
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About This Manual
This manual contains service and reference information for the IBM (*)
ThinkPad (*) 500 Computer.
The service section includes procedures for isolating problems to a
field replaceable unit (FRU), a Symptom-to-FRU Index, and a parts
listing.
The reference section includes safety information, the product
description, and locations information.
This manual should be used along with the ThinkPad Computer advanced
diagnostic tests to troubleshoot problems effectively.
+--- Important ----------------------------------------------------------+
¦
¦ If you are unfamiliar with IBM ThinkPad 500 safety information, begin
¦ by reading "Safety Information" in topic 2.11.
¦ the service or reference sections of this manual as required.
¦
+------------------------------------------------------------------------+
(*) Trademark of the IBM Corporation.
IBM ThinkPad 500 HMM
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¦ Copyright IBM Corp. 1993
COVER - 1
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Table of Contents
Related Manuals for IBM ThinkPad 500
Summary of Contents for IBM ThinkPad 500
- Page 1 This manual should be used along with the ThinkPad Computer advanced diagnostic tests to troubleshoot problems effectively. +--- Important ----------------------------------------------------------+ ¦ ¦ ¦ If you are unfamiliar with IBM ThinkPad 500 safety information, begin ¦ ¦ by reading "Safety Information" in topic 2.11. Then, continue with ¦...
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Page 2: Table Of Contents
IBM ThinkPad 500 HMM Table of Contents CONTENTS Table of Contents COVER Book Cover CONTENTS Table of Contents ThinkPad 500 Hardware Maintenance Service General Checkout Undetermined Problems Checking Power Diagnostic Aids Handling ESD-Sensitive Parts Symptom-to-FRU Index Parts ThinkPad 500 Hardware Maintenance Reference... -
Page 3: Thinkpad 500 Hardware Maintenance Service
IBM ThinkPad 500 HMM ThinkPad 500 Hardware Maintenance Service 1.0 ThinkPad 500 Hardware Maintenance Service The service section of this manual provides the necessary information for a trained service person to diagnose a failure to the field replaceable unit (FRU). -
Page 4: General Checkout
IBM ThinkPad 500 HMM General Checkout 1.1 General Checkout The advanced diagnostic tests are intended to test only IBM products. Non-IBM products or modified options can give false errors and invalid responses. +--- Important ----------------------------------------------------------+ ¦ ¦ ¦ If more than one error code appears, diagnose the first error code ¦... - Page 5 IBM ThinkPad 500 HMM General Checkout - Press 0 (RUN TEST ONE TIME), then press Enter. - Press Enter (SELECT ALL OPTIONS). - For the diskette drive test, run 1 through 5 one time each. - For the hard disk test, select 6 (RUN ALL TESTS).
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Page 6: Undetermined Problems
AC adapter and battery voltages. If the AC adapter and battery voltages are correct and the problem remains, do the following. Power-off the ThinkPad 500 computer. Remove or disconnect one of the following devices: Any external devices or cables Any PCMCIA (**) device Power-on the ThinkPad 500 computer. -
Page 7: Checking Power
IBM ThinkPad 500 HMM Checking Power 1.3 Checking Power To check the system power, do the following. Power-off the system. Remove the battery from the system. Check the battery voltage. The voltage should be 8 Volts dc. If the voltages are not correct, try recharging the battery pack. -
Page 8: Diagnostic Aids
IBM ThinkPad 500 HMM Diagnostic Aids 1.4 Diagnostic Aids This section explains the diagnostic aids that are available for troubleshooting problems on the system. Screens in this section are typical; however, your screens may appear slightly different from those in this manual. - Page 9 IBM ThinkPad 500 HMM Power-On Self Test (POST) 1.4.1 Power-On Self Test (POST) Each time you power-on the system, POST is initiated. The POST takes up to 90 seconds to complete, depending on the options installed. The POST checks the following:...
- Page 10 1.4.2 Advanced Diagnostics Diskette The Advanced Diagnostics diskette contains diagnostic and utility programs. The Advanced Diagnostics diskette is intended to test only IBM products. Non-IBM products, prototype cards, or modified options can give false errors and invalid system responses. ¦ Copyright IBM Corp. 1993...
- Page 11 IBM ThinkPad 500 HMM Loading the Diagnostics Diskette 1.4.3 Loading the Diagnostics Diskette To load the diagnostics diskette, insert the Advanced Diagnostics diskette into the diskette drive and power-on the system. Subtopics 1.4.3.1 Accessing the Diagnostic Tests ¦ Copyright IBM Corp. 1993...
- Page 12 IBM ThinkPad 500 HMM Accessing the Diagnostic Tests 1.4.3.1 Accessing the Diagnostic Tests To access diagnostic tests from the SELECT AN OPTION Menu, do the following. Select 0 (SYSTEM CHECKOUT), then press Enter. At the Installed Devices menu, press (Y), then press Enter.
- Page 13 IBM ThinkPad 500 HMM Formatting the Hard Disk Drive (Use Only if Needed) 1.4.4 Formatting the Hard Disk Drive (Use Only if Needed) Hard disk drives normally contain tracks in excess of their stated capacity to allow for defective tracks.
- Page 14 IBM ThinkPad 500 HMM Error Log 1.4.5 Error Log Use the following steps to create an error log, run the diagnostic tests, and automatically record any error messages in an error log. This procedure is normally used to diagnose an intermittent problem.
- Page 15 IBM ThinkPad 500 HMM Creating the Error Log 1.4.5.1 Creating the Error Log Insert the Advanced Diagnostics diskette into the diskette drive. Press 0 (SYSTEM CHECKOUT), then Enter. Depending on the options installed in the system, questions about attached devices may appear on the display.
- Page 16 IBM ThinkPad 500 HMM Starting the Test 1.4.5.2 Starting the Test Press 1 (RUN TESTS MULTIPLE TIMES), then Enter. Select the device you suspect has a failure, then press Enter. Select the number of times the test is to be run; then press Enter.
- Page 17 IBM ThinkPad 500 HMM Display the Error Log 1.4.5.3 Display the Error Log Depending on the options installed in the system, questions about attached devices will appear on the display. Answer as required; then press Enter. Press Y or N (IS THE LIST CORRECT (Y/N)?), then Enter.
- Page 18 Be sure the display has been turned on for at least 5 minutes before you start the display self test. Note: This test works only on IBM displays. Run the test as follows: Power-off the system. Disconnect the display cable from the system.
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Page 19: Handling Esd-Sensitive Parts
IBM ThinkPad 500 HMM Handling ESD-Sensitive Parts 1.5 Handling ESD-Sensitive Parts Many products use parts that are known to be sensitive to electrostatic discharge (ESD). To prevent damage when you work with ESD-sensitive parts, observe the following instructions. Do these in addition to taking all the usual precautions, such as switching off (O) the power before removing logic cards. -
Page 20: Symptom-To-Fru Index
FRUs to have available when servicing a ThinkPad 500 computer. In the following error codes, X can be any number. +--- Note ---------------------------------------------------------------+ ¦ ¦ ¦ For IBM devices not supported by ThinkPad 500 diagnostic code, refer ¦ ¦ to the manual for that device. ¦ ¦... - Page 21 IBM ThinkPad 500 HMM Numeric Error Codes 1.6.1 Numeric Error Codes +------------------------------------------------------------------------+ ¦ Symptom/Error ¦ FRU/Action ¦ +------------------------------------+-----------------------------------¦ ¦ 02X, 101, 107 ¦ Battery ¦ ¦ ¦ AC Adapter ¦ ¦ ¦ Memory Option ¦ ¦ ¦ System Board ¦...
- Page 22 IBM ThinkPad 500 HMM No-Beep Symptoms 1.6.2 No-Beep Symptoms +------------------------------------------------------------------------+ ¦ Symptom/Error ¦ FRU/Action ¦ +------------------------------------+-----------------------------------¦ ¦ Blank screen ¦ Battery ¦ ¦ ¦ AC Adapter ¦ ¦ ¦ Memory Option ¦ ¦ ¦ System Board ¦ +------------------------------------+-----------------------------------¦ ¦ Diagnostic tests hang ¦...
- Page 23 IBM ThinkPad 500 HMM Beep Symptoms 1.6.3 Beep Symptoms +------------------------------------------------------------------------+ ¦ Symptom/Error ¦ FRU/Action ¦ +------------------------------------+-----------------------------------¦ ¦ One long and one short beep ¦ Memory Option ¦ +------------------------------------+-----------------------------------¦ ¦ Two long beeps, 3 short beeps, and ¦ External Display, if installed ¦...
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Page 24: Parts
IBM ThinkPad 500 HMM Parts 1.7 Parts PICTURE 2 +------------------------------------------------------------------------+ ¦ Index ¦ System Unit FRUs ¦ ¦ +-----------------------+------------------------+-----------------------¦ ¦ ¦ Keyboard Assembly ¦ 59G7920 ¦ +-----------------------+------------------------+-----------------------¦ ¦ ¦ LCD Assembly ¦ 59G7919 ¦ +-----------------------+------------------------+-----------------------¦ ¦ ¦ Power Button ¦ 59G7937 ¦... -
Page 25: Thinkpad 500 Hardware Maintenance Reference
IBM ThinkPad 500 HMM ThinkPad 500 Hardware Maintenance Reference 2.0 ThinkPad 500 Hardware Maintenance Reference This section of the manual provides the reference information for the ThinkPad 500 computer. This section includes: Product overview Product description Setup options Utilities Restoring the TP500 Subdirectory... - Page 26 PCMCIA Type II slot which allows connectivity to a wide variety of options by inserting a card. The portability of the ThinkPad 500 computer allows you to operate the computer while walking or sitting. It is ideally suited to the mobile professional who requires a portable computer for work.
- Page 27 IBM ThinkPad 500 HMM Product Description 2.2 Product Description The ThinkPad 500 computer has the following standard features. Power Management 128 bytes Complimentary Metal-Oxide Semiconductor (CMOS) 128KB Read Only Memory (ROM) 512KB Video Random Access Memory (RAM) 4MB (RAM) 486SLC2 25/50 Microprocessor (with 16KB of cache memory)
- Page 28 IBM ThinkPad 500 HMM Setup Options 2.3 Setup Options The ThinkPad 500 has two setup options that allow you to specify how the computer operates. The setup programs and the elements they control are: Standard-System Parameters Setup Time Date Password...
- Page 29 IBM ThinkPad 500 HMM Starting Setup 2.4 Starting Setup Press the key combination for the setup program you want to start. Key Combination Setup Program Ctrl + Alt + F3 System Parameters setup. (Must be started at the DOS prompt.) Func + F3 Power Management setup.
- Page 30 OS/2 (*) environment. Phoenix (**)CARD Manager Plus Provides support for PCMCIA cards in a DOS or Windows (**) environment. (*) Trademark of the IBM Corporation. (**) Trademark of Phoenix Technologies, Ltd. (**) Trademark of the Microsoft Corporation. ¦ Copyright IBM Corp. 1993...
- Page 31 IBM ThinkPad 500 HMM Restoring the TP500 Subdirectory 2.6 Restoring the TP500 Subdirectory The TP500 subdirectory on the Diagnostics diskette and hard disk drive contains the following: Installation utilities Introductory program PCMCIA utilities Other utilities OS/2 PCMCIA drivers If the hard disk drive is reformatted or the files in the TP500 subdirectory on the hard disk drive are corrupted, copy the TP500 subdirectory on the Diagnostics diskette to the hard disk drive.
- Page 32 IBM ThinkPad 500 HMM System Memory 2.7 System Memory The system memory consists of 4MB RAM on the system board, expandable up to 12MB using a single 88-pin dynamic random-access memory (DRAM) card. 4MB and 8MB DRAM cards are supported.
- Page 33 Special Tools 2.8 Special Tools The following special tools are required to service this system: A meter similar to the Triplett (**) Model 310 (IBM P/N 9900167). Wrap Plug, P/N 9900769 (for Parallel Port) Wrap Plug, P/N 72X8546 (for Serial Port) (**) Trademark of the Triplett Corporation.
- Page 34 IBM ThinkPad 500 HMM Specifications 2.9 Specifications Size Height (top cover closed): 41.64mm (1.63 in.) Width: 256.7 mm (10.11 in.) Depth: 183.7 mm (7.23 in.) Weight 1.73 kg (3.8 lb.) with 85MB hard disk drive, and battery. Environment Air Temperature: System on: 5°C to 40°C (41°F to 104°F)
- Page 35 IBM ThinkPad 500 HMM Locations 2.10 Locations Subtopics 2.10.1 Front View 2.10.2 Back View and External Connections 2.10.3 System Board ¦ Copyright IBM Corp. 1993 2.10 - 1...
- Page 36 IBM ThinkPad 500 HMM Front View 2.10.1 Front View Top Cover Release Latches Contrast Control Buttons Brightness Control Buttons On/Off Button PCMCIA Eject Button PCMCIA Slot Pointing Stick Right Button (pointing stick) Memory Card Access Panel Left Button (pointing stick)
- Page 37 IBM ThinkPad 500 HMM Back View and External Connections 2.10.2 Back View and External Connections Speaker Diskette Drive Connector Serial Connector Power Cord AC Adapter AC Adapter Connector External Video Adapter Cable I/O Port Connector PICTURE 4 ¦ Copyright IBM Corp. 1993...
- Page 38 IBM ThinkPad 500 HMM System Board 2.10.3 System Board Pointing Device Connector Hard Disk Drive Connector Keyboard Connector Sense Connector Wobble Connector LED Connector Power Card Connector LCD Data Connector Parallel Port Connector PCMCIA Connector IC DRAM Card Socket External Display Connector...
- Page 39 IBM ThinkPad 500 HMM Safety Information 2.11 Safety Information The following section contains the safety information that you need to be familiar with before servicing an IBM product. Subtopics 2.11.1 General Safety 2.11.2 Electrical Safety 2.11.3 Safety Inspection Guide 2.11.4 Handling Electrostatic Discharge-Sensitive Devices ¦...
- Page 40 IBM ThinkPad 500 HMM General Safety 2.11.1 General Safety Follow these rules to ensure general safety: Observe good housekeeping in the area of the machines during and after maintenance. When lifting any heavy object: Ensure you can stand safely without slipping.
- Page 41 IBM ThinkPad 500 HMM Electrical Safety 2.11.2 Electrical Safety Observe the following rules when working on electrical equipment: Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly.
- Page 42 This guide addresses only those items. However, good judgment should be used to identify potential safety hazards due to attachment of non-IBM features or options not covered by this inspection guide. If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem.
- Page 43 IBM ThinkPad 500 HMM Handling Electrostatic Discharge-Sensitive Devices 2.11.4 Handling Electrostatic Discharge-Sensitive Devices Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD). damage can occur when there is a difference in charge between objects.
- Page 44 Notices 2.12 Notices References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program or service is not intended to state or imply that only IBM's product, program, or service may be used.