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IBM ThinkPad T20, Hardware Maintenance Manual

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IBM ThinkPad T20 Hardware Maintenance Manual Download Page 104

Parts list

 Optional FRUs

UltraPort camera

02K5153

 

IBM tripod

08K6449

UltraPort adapter and connector cover

08K6105

USB cable attachment

08K6108

 

USB cable

27L0542

ThinkPad Dock

02K8666

Top cover and screw kit

05K6244

 

PCI cover

05K6246

Battery pack, Panasonic

02K6626

Battery pack, SANYO

02K6627

Multiple battery charger

02K6642

Ultrabay 2000 battery

02K6645

AC adapter (72W), 3-pin

02K6666

AC adapter (72W), 2-pin

02K6669

ThinkPad Port Replicator

02K8669

Telephone cable

05K2707

Ultrabay 2000 CD-ROM drive (Toshiba)

05K9158

Ultrabay 2000 CD-ROM drive (LG)

05K9159

Ultrabay 2000 DVD drive (Toshiba)

05K9160

Ultrabay 2000 DVD drive (MKE)

05K9188

Hard-disk drive (6.0 GB), SSD

05K9227

Hard-disk drive (6.0 GB), Hitachi

05K9228

Hard-disk drive (12.0 GB), SSD

05K9229

Hard-disk drive (12.0 GB), Hitachi

05K9230

Hard-disk drive (18.0 GB), SSD

05K9231

Ultrabay 2000 SuperDisk drive

05K9235

Mini PCI combo card (Intel)

08K3125

Mini PCI modem card

08K3146

Asset ID RF adapter

08K6065

Ultrabay 2000 2nd HDD adapter

08K6067

 

Conversion adapter

08K6360

64-MB SDRAM SO DIMM

20L0264

128-MB SDRAM SO DIMM

20L0265

256-MB SDRAM SO DIMM

33L3070

Diskette drive cable

27L0525

Video cable

27L0531

100

ThinkPad T20 HMM 

 

Summary of Contents for ThinkPad T20

Page 1: ...S19K 2331 00 IBM Mobile Systems ThinkPad T20 2647 2648 Hardware Maintenance Manual March 2000 ...

Page 2: ...re periodically made to the information herein these changes will be incorporated in new editions of the publication IBM may make improvements or changes to the products or the programs described in this publication at any time It is possible that this publication may contain references to or information about IBM products machines and programs programming or services that are not announced in you...

Page 3: ...g the computer 24 Detecting system information with PC Doctor 26 Power system checkout 26 ThinkPad T20 31 Product overview 32 Specifications 32 Status indicators 34 Fn key combinations 38 Symptom to FRU index 39 Numeric error codes 39 Error messages 41 Beep symptoms 42 LCD related symptoms 44 Intermittent problems 44 Undetermined problems 45 FRU replacement notices 46 Screw notices 46 Retaining se...

Page 4: ...able 75 2010 LCD assembly 76 2020 Front bezel 78 2030 Inverter card 79 2040 LCD panel 80 2050 Sub card 83 3010 ThinkPad Dock PCI cover 84 3010 ThinkPad Dock top cover 85 Locations 89 Front view 89 Rear view 90 Bottom view 91 Parts list 92 Miscellaneous parts 95 LCD FRU 97 Keyboard 99 Optional FRUs 100 Common parts 101 Notices 103 Trademarks 103 iv ThinkPad T20 HMM ...

Page 5: ...pense If you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue Some computers have both a processor board and a system board If you are instructed to replace either the processor board or the system board and replacing one of them does not correct the problem reinstall that board and then replace the other one If an adap...

Page 6: ...error codes displayed on the screen to diagnose failures If more than one error code is displayed begin the diagnosis with the first error code Whatever causes the first error code may also cause false error codes If no error code is displayed see if the error symptom is listed in the Symptom to FRU Index for the computer you are servicing Diskette compatibility matrix The compatibility of each of...

Page 7: ...court circuit Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird muß sichergestellt werden daß keine Schrauben Federn oder andere Kleinteile fehlen oder im Gehäuse vergessen wurden Der Computer muß geschüttelt und auf Klappergeräusche geprüft werden Metallteile oder splitter können Kurzschlüsse erzeugen Prima di accendere l elaboratore dopo che é stata effettuata la sostituzione...

Page 8: ...t wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Die Batterie kann schwere Verbrennungen oder Verätzungen verursachen Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu Entzündung oder Exp...

Page 9: ...uer oder Wasser ausgesetzt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen La batteria contiene piccole quantità di nichel Non smontarla gettarla nel fuoco o nell acqua né cortocircuitarla Smaltirl...

Page 10: ...zerlegt über 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu En...

Page 11: ...und kann zerbrechen wenn er unsachgemäß behandelt wird oder der Computer auf den Boden fällt Wenn der Bildschirm beschädigt ist und die darin befindliche Flüssigkeit in Kontakt mit Haut und Augen gerät sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgespült und bei Beschwerden anschließend ein Arzt aufgesucht werden Nel caso che caso l LCD si dovesse rompere ed il liquido in ess...

Page 12: ...n personnel or combustible materials Bien que le voltage des batteries principales soit peu élevé le court circuit ou la mise à la masse d une batterie peut produire suffisamment de courant pour brûler des matériaux combustibles ou causer des brûlures corporelles graves Obwohl Hauptbatterien eine niedrige Spannung haben können sie doch bei Kurzschluß oder Erdung genug Strom abgeben um brennbare Ma...

Page 13: ...s cordons d interface Die Stromzufuhr muß abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird Prima di rimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione Antes de quitar una FRU apague ...

Page 14: ...he customer s personnel are not in a hazardous position Place removed covers and other parts in a safe place away from all personnel while you are servicing the machine Keep your toolcase 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...

Page 15: ...cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Use ...

Page 16: ...g safety grounds Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators and similar units This ...

Page 17: ...e or missing hardware To determine whether there are any potentially unsafe conditions use the following checklist at the beginning of every service task 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 computer Disconnect the power cord 3 Check the power cord for a A third wire ground conne...

Page 18: ...nt 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 provide protection that meets the specific service requirement Note Th...

Page 19: ...5 for Class 1 laser products When a CD ROM drive or DVD drive is installed note the following CAUTION Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure O uso de controles ajustes ou desempenho de procedimentos diferentes daqueles aqui especificados pode resultar em perigosa exposição à radiação Pour éviter tou...

Page 20: ...o olhe fixo no feixe de luz não olhe diretamente por meio de instrumentos óticos e evite exposição direta com o feixe de luz Rayonnement laser si carter ouvert Évitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei geöffnetem Gerät Nicht direkt oder über optische Instrumente in den Laserstrahl sehen und den Strahlungsbere...

Page 21: ...y for the correct model When you replace a FRU make sure the model of the machine and the FRU part number are correct by referring to the FRU parts list A FRU should not be replaced because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider ...

Page 22: ...vered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Cracked or broken plastic parts broken latches broken pins or broken connectors caused by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of a PC Card or the installation of an incompatible card Damage caused by foreig...

Page 23: ...screen whenever the computer is turned on The computer does not start until the password is entered Power on password A power on password POP protects the system from being powered on by an unauthorized person Without knowing the password nobody can start the system Hard disk password There are two hard disk passwords HDPs User HDP for the user Master HDP for the system administrator who can use i...

Page 24: ...til the POST ends After the POST ends the password prompt does not appear The POP has been removed 5 Reinstall the backup battery and the battery pack B If SVP is installed 1 Turn on the computer by pressing and holding F1 2 Enter the SVP The IBM BIOS Setup Utility menu appears 3 Select Password using the cursor keys to move down the menu 4 Select Power On Password 5 Enter the SVP at the Enter Cur...

Page 25: ...en the computer enters standby mode the following events occur in addition to what occurs in screen blank mode The LCD is powered off The hard disk drive is powered off The CPU stops Note Standby mode in Windows 98 is called suspend mode in Windows 95 and Windows NT To enter standby mode press Fn F4 In certain circumstances the computer goes into standby mode automatically If a suspend time has be...

Page 26: ...es the computer to resume operation from standby mode The Fn key is pressed The LCD cover is opened The ring indicator RI is signaled by a serial device or a PC Card device The power switch is turned on The resume timer is set In Windows 98 the Scheduled Tasks setting has priority over the Resume on timer selection in the Power Management Properties window Note The computer does not accept any inp...

Page 27: ...nation The timer conditions are satisfied in suspend mode for operating systems other than Windows 98 A critically low battery condition occurs and the mode is set to Hibernate when battery becomes low When the power is turned on the computer leaves hibernation mode and resumes operation The hibernation file in the boot record on the hard disk drive is read and system status is restored from the h...

Page 28: ...problem you need to initialize the computer setup by use of the IBM BIOS Setup Utility before you run PC Doctor On the IBM BIOS Setup Utility screen press F9 Enter F10 and then Enter Note When you initialize the computer configuration some devices are disabled such as the serial port If you test one of these devices you will need to enable it by using PS2 EXE PC Doctor cannot be used to test a dev...

Page 29: ...it Exit Diag To cancel the test press Esc Diagnostics Interactive Tests Run Normal Test Run Quick Test CPU Coprocessor System Board Video Adapter Audio Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices Memory Test Full Memory Test Quick Keyboard Video Internal Speaker Mouse Joystick Diskette System Load CD ROM DVD Test Stereo Speaker Notes In the Keyboard test in Interactive Te...

Page 30: ...Drive Quick Erase Hard Drive Power system checkout To verify a symptom do the following 1 Power off the computer 2 Remove the battery pack 3 Connect the ac adapter 4 Check that power is supplied when you power on the computer 5 Power off the computer 6 Disconnect the ac adapter and install the charged battery pack 7 Check that the battery pack supplies power when you power on the computer If you s...

Page 31: ...s acceptable do the following Replace the system board If the problem persists go to Product overview on page 32 Note Noise from the ac adapter does not always indicate a defect Checking operational charging To check whether the battery charges properly during operation use a discharged battery pack or a battery pack that has less than 50 of the total power remaining when installed in the computer...

Page 32: ...to charge Remove it from the computer and leave it at room temperature for a while After it cools down reinstall and recharge it To check the battery pack do the following 1 Power off the computer 2 Remove the battery pack and measure the voltage between battery terminals 1 and 5 See the following figure 5 3 If the voltage is less than 11 0 V dc the battery pack has been discharged Note Recharging...

Page 33: ...p battery see Checking the battery pack 4 Measure the voltage of the backup battery See the following figure If the voltage is correct replace the system board If the voltage is not correct replace the backup battery If the backup battery discharges quickly after replacement replace the system board Wire Voltage V dc Red 2 5 to 3 2 Black Ground General descriptions 29 ...

Page 34: ...Checkout guide 30 ThinkPad T20 HMM ...

Page 35: ...ini PCI adapter 56 1060 Ultrabay 2000 device 58 1070 Keyboard 59 1080 Keyboard CRU insulator 62 1090 Fan assembly 63 1100 PC Card slot assembly 64 1110 Hinge cover 66 1120 Keyboard bezel 68 1130 Speaker 70 1140 Hard disk bay and RF ID adapter 71 1150 Ultrabay 2000 slot 72 1160 System board 74 1170 Microphone cable 75 2010 LCD assembly 76 2020 Front bezel 78 2030 Inverter card 79 2040 LCD panel 80 ...

Page 36: ...l SpeedStep technology Bus architecture PCI Bus Memory standard 128 MB on the system board Memory optional 64 MB 128 MB or 256 MB DIMM card maximum of 512 MB CMOS RAM 242 bytes Display 13 3 inch 16M colors XGA 1024 768 resolution TFT color LCD 14 1 inch 16M colors XGA 1024 768 resolution TFT color LCD Diskette drive 1 44 MB 3 mode 3 5 inch Hard disk drive 6 0 GB 2 5 inch IDE interface 12 0 GB 2 5 ...

Page 37: ... Description Audio Internal microphone Internal speaker Software control volume Infrared transfer IrDA 1 1 PC Card One Type III or two Type II AC adapter 72 watt type Bay device 10 24x CD ROM drive 6x DVD drive ThinkPad T20 33 ...

Page 38: ... Ultrabay 2000 2 Num lock Green The numeric keypad on the keyboard is enabled 3 Caps lock Green Caps Lock mode is enabled 4 Scroll lock Green Arrow keys can be used as screen scroll function keys 5 Power on Green The power is on 6 Battery Green The battery is fully charged Blinking green The battery has enough power to operate but is charging Orange The battery power is low The battery is charging...

Page 39: ...ff Indicator Meaning 7 Standby status Green The computer is in standby mode Blinking green The computer is entering standby mode or hibernation mode or is resuming normal operation 8 UltraBay status Green An Ultrabay 2000 device is installed and in use Blinking green An Ultrabay 2000 device is in the process of being detached Turn off An Ultrabay 2000 device is ready to attach or detach ThinkPad T...

Page 40: ...up correctly 2 Replace the modem jack and the modem card in turn and run the following test in Other Devices Diagnostics a Modem Register Test b Modem DTMF LoopBack Test c Internal Modem Register d Internal Modem LoopBack DTMT Audio 1 Interactive Tests Internal Speaker 2 Diagnostics Crystal SoundFusion Test in Other Devices Speaker Interactive Tests Internal Speaker PC Card slots Diagnostic PCMCIA...

Page 41: ...ackPoint does not correct the problem continue with the following Interactive Tests Mouse Hard disk drive Diagnostics Fixed Disks Diskette drive 1 Diagnostics Diskette Drives 2 Interactive Tests Diskette CD ROM or DVD drive 1 Diagnostics CD ROM DVD in Other Devices 2 Interactive Tests CD ROM DVD Memory 1 If two DIMMs are installed remove one of them and run Memory Test Quick Diagnostics 2 If the p...

Page 42: ...turn the LCD display on again press any key or the TrackPoint stick Fn F4 Turn standby mode on To return to normal operation press the Fn key Fn F5 Reserved Fn F6 Reserved Fn F7 Switch between the LCD and an external monitor Fn F8 Turn screen expansion on or off There is no symbol on the key Fn F9 Reserved Fn F10 Reserved Fn F11 Reserved Fn F12 Turn hibernation mode on Fn PgUp Turn the ThinkLight ...

Page 43: ... or system operation In the displays n can be any number If no numeric code is displayed check the narrative descriptions of symptoms If the symptom is not described there go to Intermittent problems on page 44 Note For an IBM device not supported by diagnostic codes in the ThinkPad notebook computers see the manual for that device Numeric error codes Symptom or error FRU or action in sequence 017...

Page 44: ...board 0232 Extended RAM failure at offset nnnn 1 DIMM 2 System board 0250 System battery is dead replace and run setup Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date 0251 System CMOS checksum bad Default configuration used Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date 0252 Password checksum bad Reset the password by runni...

Page 45: ...1 DIMM 2 System board 02F6 Software NMI failure 1 DIMM 2 System board 02F7 Fail safe timer NMI failure 1 DIMM 2 System board Error messages Symptom or error FRU or action in sequence Device address conflict 1 Load Setup Defaults in IBM BIOS Setup Utility 2 Backup battery 3 System board Allocation error for device 1 Load Setup Defaults in IBM BIOS Setup Utility 2 Backup battery 3 System board Faili...

Page 46: ...e 2 If memory size has been changed re create the hibernation file Fan error Fan Beep symptoms Symptom or error FRU or action in sequence One beep and a blank unreadable or flashing LCD 1 Reseat the LCD connector 2 LCD assembly 3 External CRT 4 System board One long and two short beeps and a blank or unreadable LCD 1 System board 2 LCD assembly 3 DIMM Two short beeps with error codes POST error Se...

Page 47: ...r on and LCD blank during POST 1 Reseat DIMM 2 System board No beep during POST but system runs correctly Speaker The power on password prompt A power on password or a supervisor password is set Type the password and press Enter The hard disk password prompt A hard disk password is set Type the password and press Enter The DOS full screen looks smaller Start the ThinkPad Configuration program and ...

Page 48: ...usted 1 Reseat the LCD connectors 2 LCD assembly 3 System board LCD screen unreadable Characters missing pixels Screen abnormal Wrong color displayed 1 See important note for LCD related symptoms 2 Reseat all LCD connectors 3 LCD assembly 4 System board Horizontal or vertical lines displayed on LCD LCD assembly Intermittent problems Intermittent system hang problems can be due to a variety of caus...

Page 49: ...page 26 1 Power off the computer 2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnect all of the following devices a Non IBM devices b Devices attached to the port replicator c Printer mouse and other external devices d Battery pack e Hard disk drive f External diskette drive g DIMM h CD ROM and diskette drive in the Ultraslim Bay i PC Cards 4 Power on the computer 5...

Page 50: ...tain tight connections They do not easily come loose even with shock or vibration They are harder to tighten They should be used only once Do the following when you service this machine Keep the screw kit P N 05K4841 in your tool bag Always use new screws Use a torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 degrees after the screw head touches...

Page 51: ...place the system board you must restore the serial number of the system unit to its original value Before replacing the system board save the original serial number by doing the following 1 Install the ThinkPad Hardware Maintenance Diskette Version 1 60 and restart the computer 2 From the main menu select 1 Set System Identification 3 Select 2 Read S N data from EEPROM The serial number for each d...

Page 52: ...ber is designed to provide unique IDs until A D 3400 No two computers in the world have the same number When you replace the system board you must set the UUID on the new system board as follows 1 Install the ThinkPad Hardware Maintenance Diskette Version 1 60 and restart the computer 2 From the main menu select 4 Assign UUID A new UUID is created and written If a valid UUID already exists it is n...

Page 53: ...he removal procedure and follow any notes that pertain to replacement For information about connecting and arranging internal cables see Locations on page 89 8 When replacing a FRU use the correct screw as shown in the procedures CAUTION Before removing any FRU power off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cabl...

Page 54: ... To avoid possible injury 1 replace only with a battery of the type recommended by IBM or an equivalent 2 keep the battery pack away from fire 3 do not expose it to water or rain 4 do not attempt to disassemble it 5 do not short circuit it 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 1 2 50 ThinkPad ...

Page 55: ...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 Battery pack 1010 1 2 Step Screw quantity Torque 1 M2 5 3 5 mm 1 ...

Page 56: ...Removing and replacing a FRU Cable routing When replacing the cable route it as in this drawing 52 ThinkPad T20 HMM ...

Page 57: ...ermanent loss of data Before removing the drive have the user make a backup copy of all the information on the drive if possible Never remove the drive while the system is operating or is in suspend mode Battery pack 1010 1 Note The hard disk is attached to the cover continued Step Screw quantity 1 Coin screw 1 or security screw 1 Note Use a 2 5 mm allen wrench to remove the security screw ThinkPa...

Page 58: ...emoving and replacing a FRU When removing the hard disk drive open the LCD a little as shown in the figure 2 3 3 4 When installing Make sure that the HDD connector is firmly connected 54 ThinkPad T20 HMM ...

Page 59: ...Removing and replacing a FRU 1040 DIMM Battery pack 1010 Note Loosen the screw 1 but do not remove it 2 1 3 3 4 ThinkPad T20 55 ...

Page 60: ...Removing and replacing a FRU 1050 Mini PCI adapter Battery pack 1010 Note Loosen the screw 1 but do not remove it 2 1 continued 56 ThinkPad T20 HMM ...

Page 61: ...r A is for the LAN feature and B is for the modem feature Disconnect either A or B in step 4 This slot also supports a Mini PCI modem card or Mini PCI network card A B 3 4 5 5 6 When installing Make sure not to pinch the connector cable when re installing the Mini PCI adapter ThinkPad T20 57 ...

Page 62: ...evices can be inserted into the Ultrabay 2000 The procedure for installing and removing is the same for every device Note When you release the switch in step 1 the lever pops out Pull the lever a little in step 2 to release the device from the bay 3 1 2 58 ThinkPad T20 HMM ...

Page 63: ...lacing a FRU 1070 Keyboard Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 1 2 2 3 continued Step Screw quantity Torque 1 M2 5 14 mm nylon coated 2 39 2 Ncm 4 kgfcm ThinkPad T20 59 ...

Page 64: ...Removing and replacing a FRU 6 5 4 4 5 6 7 6 60 ThinkPad T20 HMM ...

Page 65: ...edges shown in the figure as A B and C are under the frame A B C 2 Push the Y key 1 to connect the keyboard to the connector on the underside of the key then push the frame of the keyboard 2 to latch the latches 2 2 2 1 3 After the fastening of two screws of bottom side push the Y key again to connect the keyboard firmly to the connector on the underside of the key ThinkPad T20 61 ...

Page 66: ...Removing and replacing a FRU 1080 Keyboard CRU insulator Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 1 62 ThinkPad T20 HMM ...

Page 67: ...an assembly Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 1 1 2 Step Screw quantity Torque 1 M2 0 13 5 mm nylon coated 4 24 5 Ncm 2 5 kgfcm ThinkPad T20 63 ...

Page 68: ...d slot assembly Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 1 2 Step Screw quantity Torque 1 M2 0 13 5 mm nylon coated 4 24 5 Ncm 2 5 kgfcm 64 ThinkPad T20 HMM ...

Page 69: ...Removing and replacing a FRU When installing the PC card slot assembly do as shown in the figure ThinkPad T20 65 ...

Page 70: ...ge cover Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 1 continued Step Screw quantity Torque 1 M2 5 14 mm nylon coated 3 39 2 Ncm 4 kgfcm 66 ThinkPad T20 HMM ...

Page 71: ...Removing and replacing a FRU 4 3 3 2 When installing Make sure that both of the latches are firmly attached Step Screw quantity Torque 2 M2 5 4 8 mm nylon coated 1 39 2 Ncm 4 kgfcm ThinkPad T20 67 ...

Page 72: ... Battery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Hinge cover 1110 1 continued Step Screw quantity Torque 1 M2 5 3 5 mm nylon coated 3 39 2 Ncm 4 kgfcm 68 ThinkPad T20 HMM ...

Page 73: ...RU 2 4 3 a When installing Make sure that the a part is firmly attached as shown in the figure Step Screw quantity Torque 2 M2 5 14 mm nylon coated 1 39 2 Ncm 4 kgfcm 3 M2 5 4 8 mm nylon coated 1 39 2 Ncm 4 kgfcm ThinkPad T20 69 ...

Page 74: ...pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Hinge cover 1110 Keyboard bezel 1120 1 2 Step Screw quantity Torque 2 M2 5 14 mm nylon coated 2 39 2 Ncm 4 kgfcm 70 ThinkPad T20 HMM ...

Page 75: ...tery pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Hinge cover 1110 Keyboard bezel 1120 Speaker 1130 1 2 4 3 Step Screw quantity Torque 1 M2 5 4 8 mm nylon coated 1 39 2 Ncm 4 kgfcm ThinkPad T20 71 ...

Page 76: ...y pack 1010 Backup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Hinge cover 1110 Keyboard bezel 1120 1 continued Step Screw quantity Torque 1 M2 5 14 mm nylon coated 1 39 2 Ncm 4 kgfcm 72 ThinkPad T20 HMM ...

Page 77: ... a FRU 2 5 4 3 Step Screw quantity Torque 2 M2 5 4 8 mm nylon coated 1 39 2 Ncm 4 kgfcm Step Screw quantity Torque 3 M2 13 5 mm nylon coated 2 24 5 Ncm 2 5 kgfcm 4 M2 5 4 8 mm nylon coated 2 39 2 Ncm 4 kgfcm ThinkPad T20 73 ...

Page 78: ...oard CRU insulator 1080 Fan assembly 1090 PC card slot assembly 1100 Hinge cover 1110 Keyboard bezel 1120 Speaker 1130 Hard disk bay and RF ID adapter 1140 Ultrabay 2000 slot 1150 1 2 3 4 5 When installing Make sure that you fasten the connectors firmly to the underside of the system board Step Screw quantity Torque 4 M2 5 4 8 mm nylon coated 1 39 2 Ncm 4 kgfcm 74 ThinkPad T20 HMM ...

Page 79: ...50 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Fan assembly 1090 PC card slot assembly 1100 Hinge cover 1110 Keyboard bezel 1120 Speaker 1130 Hard disk bay and RF ID adapter 1140 Ultrabay 2000 slot 1150 System board 1160 Cable routing When replacing the cable see the following figure for its routing ThinkPad T20 75 ...

Page 80: ...ckup battery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Fan assembly 1090 Hinge cover 1110 Keyboard bezel 1120 1 1 continued Step Screw quantity Torque 1 M2 5 4 8 mm nylon coated 4 39 2 Ncm 4 kgfcm 76 ThinkPad T20 HMM ...

Page 81: ...Removing and replacing a FRU 4 3 4 2 Step Screw quantity Torque 2 M2 5 14 mm nylon coated 1 39 2 Ncm 4 kgfcm 4 M2 5 4 8 mm nylon coated 2 39 2 Ncm 4 kgfcm ThinkPad T20 77 ...

Page 82: ...attery 1020 Hard disk drive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Fan assembly 1090 Hinge cover 1110 Keyboard bezel 1120 LCD assembly 2010 1 1 1 2 Step Screw quantity Torque 1 M2 5 4 8 mm nylon coated 3 39 2 Ncm 4 kgfcm 78 ThinkPad T20 HMM ...

Page 83: ...ive 1030 Ultrabay 2000 device 1060 Keyboard 1070 Keyboard CRU insulator 1080 Fan assembly 1090 Hinge cover 1110 Keyboard bezel 1120 LCD assembly 2010 Front bezel 2020 1 2 3 Cable routing When replacing the inverter card see the following figure for the routing of the connector cable ThinkPad T20 79 ...

Page 84: ...1080 Fan assembly 1090 Hinge cover 1110 Keyboard bezel 1120 LCD assembly 2010 Front bezel 2020 1 1 1a 1a 2 1a 1a 1 for 13 3 in LCD LG 05K9636 and 14 1 in LCD Hitachi 05K9568 1a for14 1 in LCD LG 05K9567 and SAMSUNG 05K9588 continued Step Screw quantity Torque 1 M2 4 mm nylon coated 4 24 5 Ncm 2 5 kgfcm 1a M2 4 mm nylon coated 4 24 5 Ncm 2 5 kgfcm 80 ThinkPad T20 HMM ...

Page 85: ...emoving and replacing a FRU If the UltraPort connector has been screwed onto the LCD remove the adapter before step 6 To do this remove the screw from both side of the adapter 8 7 6 6 4 5 ThinkPad T20 81 ...

Page 86: ...Removing and replacing a FRU Cable routing When installing the LCD see the following figure for the routing of the connector cable 82 ThinkPad T20 HMM ...

Page 87: ... Keyboard 1070 Keyboard CRU insulator 1080 Fan assembly 1090 PC card slot assembly 1100 Hinge cover 1110 Keyboard bezel 1120 Speaker 1130 Hard disk bay and RF ID adapter 1140 Ultrabay 2000 slot 1150 System board 1160 LCD assembly 2010 2 2 1 3 Step Screw quantity Torque 1 Hex stud 6 39 2 Ncm 4 kgfcm 2 M2 5 4 8 mm nylon coated 4 39 2 Ncm 4 kgfcm ThinkPad T20 83 ...

Page 88: ...Removing and replacing a FRU 3010 ThinkPad Dock PCI cover 1 1 2 84 ThinkPad T20 HMM ...

Page 89: ...lacing a FRU 3010 ThinkPad Dock top cover 1 Rear view 2 2 2 Bottom view continued Step Screw quantity Torque 1 M2 5 4 8 mm 2 39 2 Ncm 4 kgfcm Step Screw quantity Torque 2 M2 5 4 8 mm 8 39 2 Ncm 4 kgfcm ThinkPad T20 85 ...

Page 90: ...ng a FRU Make sure that the system lock key A is set to the Unlock position Release the front latches in step 3 and then remove the top cover 4 For step 5 see the inside view shown in the circle 5 4 3 A 86 ThinkPad T20 HMM ...

Page 91: ...Removing and replacing a FRU When reinstalling the top cover make sure of the following The springs are placed correctly The device release lever is seated correctly continued ThinkPad T20 87 ...

Page 92: ...Removing and replacing a FRU The release button works correctly 88 ThinkPad T20 HMM ...

Page 93: ... and UltraBay status indicators 4 Bay latch 5 Eject button 6 Ultrabay 2000 device Note The Ultrabay 2000 accepts storage devices such as a DVD drive or a CD ROM drive 7 TrackPoint pointing stick 8 TrackPoint buttons 9 ThinkPad button 1ð Volume and mute buttons 1 2 3 4 5 6 7 8 9 10 ThinkPad T20 89 ...

Page 94: ...ut connector 3 Serial connector 4 Parallel connector 5 External monitor connector 6 Modem connector 7 Ethernet connector 8 Power jack 9 Universal serial bus USB connector 1ð External input device connector 1 10 9 8 7 6 5 4 3 2 90 ThinkPad T20 HMM ...

Page 95: ...tery pack latches 4 Docking connector 5 Mini PCI card slot 6 DIMM 7 PC card slots 8 PC card eject button 9 Infrared port 1ð Stereo headphone jack 11 Stereo line in jack 12 Microphone jack 13 Hard disk drive 14 LCD latches 2 3 4 5 6 8 7 9 10 11 12 13 14 1 ThinkPad T20 91 ...

Page 96: ...Parts list Parts list 1 2 3 4 5 6 7 8 10 9 12 11 13 14 15 18 17 19 22 21 20 23 24 25 16 92 ThinkPad T20 HMM ...

Page 97: ...r T China 08K6346 for S China 08K6348 for Korea 08K6350 MT2648 08K6369 for T China 08K6370 for S China 08K6371 for Korea 08K6372 11 Diskette drive TEAC 05K9206 Diskette drive Sony 05K9207 Ultrabay 2000 CD ROM drive see Optional FRUs on page 100 Ultrabay 2000 DVD drive see Optional FRUs on page 100 12 Cover DIMM slot 08K6090 13 Battery pack see Optional FRUs on page 100 14 Backup battery 02K6572 Ho...

Page 98: ...peedStep technology 10L1417 21 Hard disk bay guide rail see System miscellaneous parts on page 95 Asset ID RF adapter see Optional FRUs on page 100 22 Hard disk drive see Optional FRUs on page 100 23 Cover hard disk drive 08K6092 24 Keyboard see Keyboard on page 99 25 Pointing stick cap 84G6536 94 ThinkPad T20 HMM ...

Page 99: ... bmsc Base miscellaneous parts I O plate Cover RF ID Spring battery lock Lid docking FR Lid docking RR Spring lid docking Spring lid PC card Lid PC card ESD plate audio Insulator for base cover Eject lever Spring lever Puller bay Label danger backup battery Rubber foot Sponge Knob battery lock Latch battery lock Screw caps 08K6081 System miscellaneous parts Hinge cover assembly Easy button cover I...

Page 100: ... KDB connector guide Shock rubber Insulator docking connector Insulator fan connector Insulator Ultrabay 2000 connector Insulator I O connector Screw caps 08K6082 Miscellaneous parts for I O card DC jack connector Cable RJ11 45 to mini PCI Insulator modular jack Insulation tape Screw caps 08K6683 96 ThinkPad T20 HMM ...

Page 101: ...6 5 2 4 3 No FRU P N 1 LCD front bezel 08K6685 LCD front bezel 08K6767 2 LCD panel LG 13 3 05K9636 3 Hinges 08K6087 4 LCD cover assembly 13 3 08K6685 for Korea 08K6764 5 LCD cable assembly 13 3 27L0562 6 Inverter card 10L1402 ThinkPad T20 97 ...

Page 102: ...D front bezel 08K8086 LCD front bezel 08K6763 2 LCD panel LG 05K9567 LCD panel Hitachi 05K9568 LCD panel SAMSUNG 05K9588 3 Hinges 08K6087 4 LCD cover assembly 08K6086 for Korea 08K6763 5 LCD cable assembly 27L0519 6 Inverter card 10L1402 98 ThinkPad T20 HMM ...

Page 103: ...sh 02K4981 European French 02K4975 German 02K4974 Greek 02K5000 Hungarian 02K4999 Hebrew 02K4996 Italian 02K4980 Japanese 02K4971 Korean 02K4985 Latin American Spanish 02K4984 Norwegian 02K4978 Polish 02K5278 Portuguese 02K4983 Russian 02K4995 Slovakian 02K5277 Swedish or Finnish 02K4977 Swiss 02K4982 Turkish 02K4987 U K English 02K4972 U S English 02K4970 ThinkPad T20 99 ...

Page 104: ...000 CD ROM drive Toshiba 05K9158 Ultrabay 2000 CD ROM drive LG 05K9159 Ultrabay 2000 DVD drive Toshiba 05K9160 Ultrabay 2000 DVD drive MKE 05K9188 Hard disk drive 6 0 GB SSD 05K9227 Hard disk drive 6 0 GB Hitachi 05K9228 Hard disk drive 12 0 GB SSD 05K9229 Hard disk drive 12 0 GB Hitachi 05K9230 Hard disk drive 18 0 GB SSD 05K9231 Ultrabay 2000 SuperDisk drive 05K9235 Mini PCI combo card Intel 08K...

Page 105: ...5mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version 1 60 Note Download the file from the Web site Region P N Canada United States of America 13H5264 Japan 13H5273 Argentina 36L8870 Region P N Australia New Zealand 76H3514 Taiwan 76H3516 Germany 76H3518 Chile Ethiopia Italy Libya 76H3530 Denmark 76H3520 European countries United Kingdom 76H3524 India South A...

Page 106: ...ion P N Argentina 36L8868 Australia New Zealand 75H8998 Canada Thailand United States of America 75H8989 Denmark 75H8992 European countries 75H8990 India South Africa 75H8993 Israel 75H8999 Italy 75H8998 Japan 75H8996 Korea 76H3536 People s Republic of China other than Hong Kong TBD Switzerland 75H8997 United Kingdom 75H8996 102 ThinkPad T20 HMM ...

Page 107: ...ring 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 Licensing IBM Corporation 500 Columbus Avenue Thornwood NY 10594 U S A Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both IBM ThinkPad TrackPoint Ultraba...

Page 108: ...IBM Part Number 19K2331 Printed in U S A S19K 2331 ðð ...

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