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 COVER

 IBM ThinkPad 500                                              S71G-3701-00

  

 +--- 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.  Some states do not allow disclaimer of express

 or implied warranties in certain transactions, therefore, this statement

 may not apply to you.

  

 This publication 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/or changes in the product(s) and/or the program(s)

 described in this publication at any time.

  

 It is possible that this publication may contain reference to, or

 information about, IBM products (machines and programs), programming, or

 services that are not announced in your country.  Such references or

 information must not be construed to mean that IBM intends to announce

 such IBM products, programming, or services in your country.

  

 Requests for technical information about IBM products should be made to

 your IBM Authorized Dealer or your IBM Marketing Representative.

  

 ¦ Copyright International Business Machines Corporation 1993.  All rights

 reserved.

 Note to U.S. Government users-Documentation related to Restricted

 rights-Use, duplication, or disclosure is subject to restrictions set

 forth in GSA ADP Schedule Contract with IBM Corp.

  

 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.  Then, continue with    ¦

 ¦ the service or reference sections of this manual as required.          ¦

 ¦                                                                        ¦

 +------------------------------------------------------------------------+

  

  (*) Trademark of the IBM Corporation.

IBM ThinkPad 500 HMM

¦ Copyright IBM Corp. 1993

COVER - 1

Summary of Contents for ThinkPad 500

Page 1: ... or services that are not announced in your country Such references or information must not be construed to mean that IBM intends to announce such IBM products programming or services in your country Requests for technical information about IBM products should be made to your IBM Authorized Dealer or your IBM Marketing Representative Copyright International Business Machines Corporation 1993 All r...

Page 2: ... ESD Sensitive Parts 1 6 Symptom to FRU Index 1 7 Parts 2 0 ThinkPad 500 Hardware Maintenance Reference 2 1 Product Overview 2 2 Product Description 2 3 Setup Options 2 4 Starting Setup 2 5 Utilities 2 6 Restoring the TP500 Subdirectory 2 7 System Memory 2 8 Special Tools 2 9 Specifications 2 10 Locations 2 11 Safety Information 2 12 Notices IBM ThinkPad 500 HMM Table of Contents Copyright IBM Cor...

Page 3: ...ction includes General checkout Undetermined problems Various ThinkPad 500 computer tests Handling ESD sensitive parts Symptom to FRU list Parts listing Subtopics 1 1 General Checkout 1 2 Undetermined Problems 1 3 Checking Power 1 4 Diagnostic Aids 1 5 Handling ESD Sensitive Parts 1 6 Symptom to FRU Index 1 7 Parts IBM ThinkPad 500 HMM ThinkPad 500 Hardware Maintenance Service Copyright IBM Corp 1...

Page 4: ...problem go to Undetermined Problems in topic 1 2 Insert the Advanced Diagnostics diskette into the diskette drive Power on the system Adjust the brightness and contrast controls DID YOU HEAR ONE SHORT BEEP AT THE END OF POST Yes No 002 Go to Symptom to FRU Index in topic 1 6 003 If you need to bypass an error press Esc or F1 If you cannot bypass the error go to Symptom to FRU Index in topic 1 6 DI...

Page 5: ... in topic 1 6 011 DID YOU RECEIVE AN ERROR CODE OR FAILURE SYMPTOM Yes No 012 The Advanced Diagnostics Tests have completed successfully If you suspect an undetermined problem go to Undetermined Problems in topic 1 2 013 DID YOU RECEIVE A 7XX ERROR OR COPROCESSOR FAILURE MESSAGE Yes No 014 Go to Symptom to FRU Index in topic 1 6 015 If the coprocessor is installed properly replace it If the proble...

Page 6: ...ad 500 computer 2 Remove or disconnect one of the following devices Any external devices or cables Any PCMCIA device 3 Power on the ThinkPad 500 computer 4 If the symptom remains repeat steps 1 2 and 3 until you find the failing adapter or device 5 If this does not solve the problem replace the system board Trademark of the Personal Computer Memory Card International Association IBM ThinkPad 500 H...

Page 7: ...e voltages are correct continue with the next step to test the AC adapter voltage 4 Power off the system 5 Unplug the AC adapter from the system 6 Measure the voltage at the points shown PICTURE 1 Table 1 Correct AC Adapter Voltage Measurement V dc Lead Lead 13 5 1 2 If the voltage is not correct replace the AC adapter If the voltage is correct go to Undetermined Problems in topic 1 2 IBM ThinkPad...

Page 8: ...owever your screens may appear slightly different from those in this manual Subtopics 1 4 1 Power On Self Test POST 1 4 2 Advanced Diagnostics Diskette 1 4 3 Loading the Diagnostics Diskette 1 4 4 Formatting the Hard Disk Drive Use Only if Needed 1 4 5 Error Log 1 4 6 External Display Self Test IBM ThinkPad 500 HMM Diagnostic Aids Copyright IBM Corp 1993 1 4 1 ...

Page 9: ... display accompanied by the Configuration Utility box requesting the user to press the Esc or Enter key When the Esc key is pressed the system bypasses the error and attempts to complete the POST If the Enter key is pressed the Configuration Utility is shown The user can then try to correct the error If a critical error is encountered the POST is halted 2 The system attempts to load the operating ...

Page 10: ...ostic 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 IBM ThinkPad 500 HMM Advanced Diagnostics Diskette Copyright IBM Corp 1993 1 4 2 1 ...

Page 11: ...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 IBM ThinkPad 500 HMM Loading the Diagnostics Diskette Copyright IBM Corp 1993 1 4 3 1 ...

Page 12: ...ng 1 Select 0 SYSTEM CHECKOUT then press Enter 2 At the Installed Devices menu press Y then press Enter 3 The SYSTEM CHECKOUT menu is then displayed 4 Select 0 or 1 from the SYSTEM CHECKOUT menu 5 Select the device to be tested IBM ThinkPad 500 HMM Accessing the Diagnostic Tests Copyright IBM Corp 1993 1 4 3 1 1 ...

Page 13: ...e backup diskettes to the hard disk drive the hard disk drive must be formatted using the operating system format program Have the customer refer to the operating system manual for a description of the hard disk preparation commands Warning All data on the selected hard disk drive will be destroyed during a format operation or surface analysis After formatting the hard disk drive copy the System f...

Page 14: ... be logged to a diskette drive or to a printer If recording errors on a diskette use a copy of the Advanced Diagnostics diskette that is not write protected Do not run any diskette tests when logging to a diskette drive Do not run a parallel port test when logging to a printer Subtopics 1 4 5 1 Creating the Error Log 1 4 5 2 Starting the Test 1 4 5 3 Display the Error Log IBM ThinkPad 500 HMM Erro...

Page 15: ...on the display Answer as required then press Enter 4 Press Y or N IS THE LIST CORRECT Y N then Enter 5 Press 2 LOG UTILITIES then Enter 6 Press 0 START ERROR LOG then Enter 7 Press 0 or 1 LOG TO DISKETTE OR PRINTER 0 1 then Enter 8 If you are logging to diskette press A ENTER THE DRIVE ID FOR ERROR LOG then Enter 9 Press 9 END LOG UTILITIES then Enter IBM ThinkPad 500 HMM Creating the Error Log Co...

Page 16: ...ress N WAIT EACH TIME AN ERROR OCCURS Y N then Enter 5 Follow any instructions on the display and select all available tests Note Do not press any keys during the keyboard test 6 To end RUN TEST CONTINUOUSLY press and hold the Ctrl key then press the Pause key The system will complete testing and return to the Installed Devices menu IBM ThinkPad 500 HMM Starting the Test Copyright IBM Corp 1993 1 ...

Page 17: ...Enter 2 Press Y or N IS THE LIST CORRECT Y N then Enter 3 Press 2 LOG UTILITIES then Enter 4 Press 2 DISPLAY LOG then Enter 5 Press A ENTER THE DRIVE ID FOR ERROR LOG then Enter 6 If no errors occurred the Log Utilities menu appears If errors are displayed go to Symptom to FRU Index in topic 1 6 IBM ThinkPad 500 HMM Display the Error Log Copyright IBM Corp 1993 1 4 5 3 1 ...

Page 18: ...e system 2 Disconnect the display cable from the system 3 Power on the display 4 Adjust the contrast control to maximum 5 Adjust the brightness control to its middle position 6 The image on the display should be white in the center with a black strip 2 to 20 mm 0 08 to 0 79 in on one or both sides Some shading may occur near the edges IBM ThinkPad 500 HMM External Display Self Test Copyright IBM C...

Page 19: ... edge connector shroud cover Do not touch its pins If you are removing a pluggable module use the correct tool Do not place the ESD sensitive part on the machine cover or on a metal table If you need to put down the ESD sensitive part for any reason first put it into its special bag Note Machine covers and metal tables are electrical grounds They increase the risk of damage because they make a dis...

Page 20: ...which 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 Subtopics 1 6 1 Numeric Error Codes 1 6 2 No Beep Symptoms 1 6 3 Beep Symptoms IBM ThinkPad 500 HMM Symptom to FRU Index Copyright IBM Corp 1993 1 6 1 ...

Page 21: ...System Board 162 Any Device Check the installed devices list for a missing device System Board 1XX System Board not listed above 2XX Memory Option 3XX Keyboard System Board 6XX Diskette Drive System Board 9XX 10XX Any External Parallel Device System Board 11XX 12XX Any External Serial Device PCMCIA Device System Board 17XX Hard Disk System Board 24XX Display System Board 86XX Keyboard System Board...

Page 22: ...us beeps System Board See Checking Power in topic 1 3 Memory Option before replacing any FRUs C prompt Diskette Drive Diskette drive bypassed Diskette Drive Can t read diskette Diskette Drive Hard disk problem Hard Disk Printer problem Check Configuration Parallel Port System Board Communication or plotter problem Check Configuration Serial Port PCMCIA Device System Board IBM ThinkPad 500 HMM No B...

Page 23: ...a display External Display if installed problem External Display Power Cord LCD Assembly One long and multiple short beeps External Display if installed External Display Power Cord LCD Assembly Display problems External Display if installed External Display Power Cord LCD Assembly LCD contrast not adjustable LCD Assembly System Board Keyboard problems Keyboard System Board Printer problems Keyboar...

Page 24: ...7917 7 Base Cover Assembly 52G7921 R Connector Door 59G7936 8 Rechargeable Battery 59G7924 self charging 8 Rechargeable Battery 59G7946 9 Diskette Drive Serial 59G7925 Cable External Diskette Drive Serial 59G7952 Cable Internal Hard Disk Cable 59G7927 Internal 10 Video Cable 59G7926 11 AC Adapter 59G7923 External Diskette 59G7918 Drive Tools and Miscellaneous Screw Pack 59G7944 IBM ThinkPad 500 HM...

Page 25: ...ation utility information System memory information Special tool requirements Specifications Locations Safety information Subtopics 2 1 Product Overview 2 2 Product Description 2 3 Setup Options 2 4 Starting Setup 2 5 Utilities 2 6 Restoring the TP500 Subdirectory 2 7 System Memory 2 8 Special Tools 2 9 Specifications 2 10 Locations 2 11 Safety Information 2 12 Notices IBM ThinkPad 500 HMM ThinkPa...

Page 26: ...f 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 A rechargeable battery supplies up to 3 hours of operating time IBM ThinkPad 500 HMM Product Overview Copyright IBM Corp 1993 2 1 1 ...

Page 27: ...mory RAM 4MB RAM 486SLC2 25 50 Microprocessor with 16KB of cache memory Audio Batteries Enhanced Parallel Port External Diskette Drive External Diskette Drive Serial Cable Hard Disk Drive 85MB or 170MB Keyboard with numeric keypad LCD Display PCMCIA Connectivity TrackPoint II Pointing Stick Video Adapter Cable Trademark of the IBM Corporation IBM ThinkPad 500 HMM Product Description Copyright IBM ...

Page 28: ... not save restore the status of PCMCIA cards When you resume normal operation from Hibernate mode the PCMCIA card is no longer configured and will not be recognized by the system If the system is connected to a Local Area Network LAN that periodically polls for station activity the LAN connection may be terminated while the system is in Suspend or Hibernate mode Any further attempt to access the n...

Page 29: ... start Key Combination Setup Program Ctrl Alt F3 System Parameters setup Must be started at the DOS prompt Func F3 Power Management setup Can be started at any time after the system is powered on Press Esc to exit IBM ThinkPad 500 HMM Starting Setup Copyright IBM Corp 1993 2 4 1 ...

Page 30: ...ity This utility needs to be added to the AUTOEXEC BAT and CONFIG SYS if the option attached to the parallel port supports the enhanced parallel port mode PHDISK Prepares the hard disk drive for the hibernation feature including formatting and the marking of defective areas A partition is reserved on the hard disk drive to save data before the system enters Hibernation mode Important Run the PHDIS...

Page 31: ...hard disk drive and copy the files do the following Important The following is required to complete this procedure DOS or OS 2 must be installed on the hard disk drive An external diskette drive must be attached to the system 1 Power on the system 2 At the DOS prompt type md c TP500 then press Enter A TP500 subdirectory is created on the hard disk drive 3 Insert the Diagnostics diskette into the d...

Page 32: ...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 IBM ThinkPad 500 HMM System Memory Copyright IBM Corp 1993 2 7 1 ...

Page 33: ...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 IBM ThinkPad 500 HMM Special Tools Copyright IBM Corp 1993 2 8 1 ...

Page 34: ... and battery Environment Air Temperature System on 5 C to 40 C 41 F to 104 F System off 31 C to 60 C 25 F to 140 F Humidity System on off 8 to 80 non condensing Altitude non pressurized System on off 60 m to 3 000 m 200 ft to 10 000 ft AC Adapter Input Voltage Minimum 90 V ac Maximum 137 V ac IBM ThinkPad 500 HMM Specifications Copyright IBM Corp 1993 2 9 1 ...

Page 35: ...2 10 Locations Subtopics 2 10 1 Front View 2 10 2 Back View and External Connections 2 10 3 System Board IBM ThinkPad 500 HMM Locations Copyright IBM Corp 1993 2 10 1 ...

Page 36: ...ghtness Control Buttons 4 On Off Button 5 PCMCIA Eject Button 6 PCMCIA Slot 7 Pointing Stick 8 Right Button pointing stick 9 Memory Card Access Panel 10 Left Button pointing stick 11 Battery 12 Status LEDs PICTURE 3 IBM ThinkPad 500 HMM Front View Copyright IBM Corp 1993 2 10 1 1 ...

Page 37: ...ker 2 Diskette Drive Connector 3 Serial Connector 4 Power Cord 5 AC Adapter 6 AC Adapter Connector 7 External Video Adapter Cable 8 I O Port Connector PICTURE 4 IBM ThinkPad 500 HMM Back View and External Connections Copyright IBM Corp 1993 2 10 2 1 ...

Page 38: ...5 Wobble Connector 6 LED Connector 7 Power Card Connector 8 LCD Data Connector 9 Parallel Port Connector 10 PCMCIA Connector 11 IC DRAM Card Socket 12 External Display Connector 13 LCD Power Connector 14 Diskette Drive Serial Port Connector PICTURE 5 IBM ThinkPad 500 HMM System Board Copyright IBM Corp 1993 2 10 3 1 ...

Page 39: ...hat 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 IBM ThinkPad 500 HMM Safety Information Copyright IBM Corp 1993 2 11 1 ...

Page 40: ...ace away from all personnel while you are servicing the machine Keep your tool case away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Ensure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it wi...

Page 41: ... use the approved probe leads and accessories for that tester CAUTION Many customers have near their equipment rubber floor mats that contain small conductive fibers to decrease electrostatic discharges Do not use this type of mat to protect yourself from electrical shock Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine...

Page 42: ...ch as loose or missing hardware The guide consists of a series of steps presented in a checklist Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the system Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire gr...

Page 43: ...st strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provi...

Page 44: ...ressly designated by IBM are the user s responsibility IBM may have patents or pending patent applications covering subject matter 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 the IBM Director of Commercial Relations IBM Corporation Purchase NY 10577 The following terms denoted by an asterisk in this pu...

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