Instruction/ maintenance manual of the product T22 IBM
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IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2002 This manual support s: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631) .
Note Before using this information and the product it supports, be sure to read the general information under “Notices” on page 174. First Edition (April 2002) The following paragraph does not app.
About this manual This manual contains service and reference information for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products.
iv ThinkPad T20, T21, T22, T23 (MT 2647/2648).
Contents About this manual ........... i i i Introduction ............. 1 Important service information ......... 1 Strategy for replacing FRUs ........ 1 How to use error messages ........ 2 Diskette compatibility matrix ......... 2 Safety notices: multilingual translations .
1030 Hard-disk drive .......... 6 3 1040 DIMM ............ 6 5 1050 Mini PCI adapter ......... 6 6 1060 Ethernet daughter card ....... 7 1 1070 Ultrabay 2000 device ........ 7 3 1080 Keyboard ........... 7 4 1090 Keyboard CRU insulator ....... 8 2 1 100 Hinge cover .
Introduction Important service information Important BIOS and device driver fixes are customer-installable. The BIOS and device drivers are posted on the IBM support site http://www.ibm.com/pc/support Advise customers to contact the PC Company HelpCenter at 800-772-2227 if they need assistance in obtaining or installing any diskette fixes.
Strategy for replacing a hard-disk drive Always try to run a low-level format before replacing a hard-disk drive. Attention: The drive startup sequence in the computer you are servicing may have been changed. Be extremely careful during write operations such as copying, saving, or formatting.
Safety notices: multilingual translations In this manual, safety notices appear in English with a page number reference to the appropriate multilingual, translated safety notice found in this section. The following safety notices are provided in English, French, German, Italian, and Spanish.
Safety notice 2 DANGER Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble a standby battery , recharge it, throw it into fire or water , or short-circuit it. Dispose of the battery as required by local ordinances or regulations.
(continuation of safety notice 2) Alcune batterie di riserva contengono una piccola quantit à di nichel e cadmio. Non smontarle, ricaricarle, gettarle nel fuoco o nell ’ acqua n é cortocircuitarle. Smaltirle secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali).
Safety notice 3 DANGER The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire or water , or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack.
Safety notice 4 DANGER (continuation of safety notice 3) Las bater í as contienen peque ñ as cantidades de n í quel. No las desmonte, ni recargue, ni las eche al fuego o al agua ni las cortocircuite. Des é chelas tal como dispone la normativa local.
(continuation of safety notice 4) Die Systembatterie ist eine Lithiumbatterie. Sie kann sich entz ü nden, explodieren oder schwere V erbrennungen hervorrufen. Batterien dieses T yps d ü rfen nicht aufgeladen, zerlegt, ü ber 100 C erhitzt oder verbrannt werden.
Safety notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water for at least 15 minutes. Seek medical care if any symptoms from the fluid are present after washing.
Safety notice 6 DANGER T o avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d ’é viter tout risque de choc é lectrique, ne retirez pas le cache en plastique prot é geant la partie inf é rieure de la carte d ’ alimentation.
Safety notice 7 DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials.
Safety notice 8 DANGER Before removing any FRU, power off the computer , unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables.
Safety information The following section presents the safety information that you need to be familiar with before servicing an IBM mobile computer . General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance.
v After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective. v Reinstall all covers correctly before returning the machine to the customer . Electrical safety Observe the following rules when working on electrical equipment.
– When using testers, set the controls correctly and use the approved probe leads and accessories for that tester . – Stand on suitable rubber mats (obtained locally , if necessary) to insulate you from grounds such as metal floor strips and machine frames.
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.
damage by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge. Notes 1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective.
Laser compliance statement Some IBM Personal Computer models are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive.
When a CD-ROM drive, DVD drive or the other laser product is installed, note the following: CAUTION: Opening the CD-ROM drive, DVD-ROM drive or the other optical storage device could result in exposure to hazardous laser radiation. There are no serviceable parts inside those drives.
Some CD-ROM drives, DVD-ROM drives, or other optical storage devices contain an embedded Class 3A or Class 3B laser diode. Note the following: DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam.
General descriptions This chapter includes descriptions for any ThinkPad model that has the PC-Doctor DOS diagnostics program. Some descriptions might not apply to your particular computer . Read this first Before you go to the checkout guide, be sure to read this section.
__ 4. Date of purchase __ 5. Failure symptoms, error codes appearing on the display , and beep symptoms __ 6. Procedure index and page number in which the failing FRU was detected __ 7. Failing FRU name and part number __ 8. Machine type, model number , and serial number __ 9.
Related service information This section provides information about the following: v “ Service web site ” v “ Restoring the preloaded system ” v “ Passwords ” on page 26 v “ Power manage.
2. At the prompt, press F1 1. (The option to press F1 1 appears for only a few seconds. Y ou must press F1 1 quickly .) The Product Recovery program main menu opens. Note: If you are prompted to select the operating system, select one you want to recover .
Note: Network drivers are not automatically restored with Windows NT 4.0; you will need to reinstall them. Note: If you use Windows 2000 or Windows 98, restart the system by pressing Ctrl+Alt+Del or by turning the computer off and then on again. The computer will restart with the pre-installed operating system, drivers, and software.
v T o preload the hard-disk drive without installing the service partition, press N key . 8. If you get a message asking which operating system to install, select the proper operating system and press Enter . 9. A message is displayed: “ Full Recovery: ” .
Attention: If the user HDP has been forgotten, check whether a master HDP has been set. If it has, it can be used for access to the hard-disk drive. If no master HDP is available, IBM does not provide any services to reset either the user or the master HDP , or to recover data from the hard-disk drive.
8. Press F10; then, in the Setup confirmation window , select Ye s . How to remove the hard-disk password Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer , IBM does not provide any services to reset the user HDPs or to recover data from the hard-disk drive.
v The hard-disk drive motor stops. 3. If the time set on the “ Turn of f monitor ” timer in the operating system expires, v The LCD backlight turns off.
v T urn on the power switch. Also, the computer automatically returns from standby mode and resumes operation in either of the following events: v The ring indicator (RI) is signaled by a serial device or a PC Card device (Windows 2000 does not support the ring indicator (RI) resume by PC Card device.
v If you are using the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action. – Closing the lid. – Pressing the power button. – Pressing Fn+F4 keys.
Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer . Note: The diagnostic tests are intended to test only IBM products. The use of non-IBM products, prototype cards, or modified options can lead to false indications of errors and invalid system responses.
If an error code appears, go to “ Symptom-to-FRU index ” on page 49. On the first screen, select the model and press Enter . Follow the instructions on the screen. 2. The main panel of PC-Doctor appears. 3. Select Diagnostics with the arrow keys, and press Enter .
Diagnostics Quit Interactive T ests Hardware Info Utility F1=Help Run Quick T est Run Normal T est Systemboard CPU/Coprocessor Video Adapter Serial Ports Diskette Drives Fixed Disks Parallel Ports Other Devices Use the cursor keys and ESC to move in menus.
Power system checkout T o 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.
Checking operational charging T o 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 . Perform operational charging.
Note: Recharging will take at least 3 hours, even if the indicator does not turn on. If the voltage is still less than +1 1.0 V dc after recharging, replace the battery . 4. If the voltage is more than +1 1.0 V dc, measure the resistance between battery terminals 4 and 5.
Checkout guide 38 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
ThinkPad T20, T21, T22 and T23 series Product overview ............ 4 1 Specifications ............ 4 3 Status indicators ........... 4 5 FRU T ests ............. 4 7 Fn key combinations .......... 4 8 Symptom-to-FRU index .......... 4 9 Numeric error codes .
1 160 Hard-disk bay .......... 1 0 5 1 170 Ultrabay 2000 slot ........ 1 0 7 For T20 series .......... 1 0 7 For T21 and T22 series ........ 1 0 8 For T23 series .......... 1 1 1 1 180 System board .......... 1 1 3 For T20, T21, T22 series ....... 1 1 3 For T23 series .
Product overview This section presents the following product-unique information: v “ Specifications ” v “ Status indicators ” on page 44 v “ FRU T ests ” on page 46 v “ Fn key combinatio.
Feature Description Memory (optional) T20, T21, T22 v 64 MB, 128 MB, or 256 MB DIMM card (maximum of 512 MB) T23 v 64 MB, 128 MB, 256 MB, or 512 MB DIMM card (maximum of 1024 MB) CMOS RAM 242 bytes Display T20 v 13.3-inch, 16M colors, XGA (1024 × 768 resolution) TFT color LCD v 14.
Feature Description Internal modem 56.6 Kbps Audio v Internal microphone v Internal speaker v Software control volume Infrared transfer IrDA 1.1 802.1 1b (only for T23 series) Mini PCI T ype-IIIa IEEE 802.1 1b wireless LAN card PC Card One T ype-III or two T ype-II AC adapter 72-watt type Bay device T20 v 1.
Status indicators The system status indicators show the status of the computer , as follows: 1 2 3 4 5 6 7 8 Indicator Meaning 1 Drive in use Green: Data is being read from or written to the hard-disk drive, the diskette drive, or the drive in the Ultrabay 2000.
Indicator Meaning 4 Scroll lock Green: Scroll Lock mode is enabled. Arrow keys can be used as screen-scroll function keys, but not to move the cursor . T o enable or disable Scroll Lock mode, press Fn + ScrLk key . Not all application programs support this function.
FRU T ests The following table shows the test for each FRU. FRU Applicable test System board 1. Diagnostics --> CPU/Coprocessor 2. Diagnostics --> Systemboard Power Diagnostics --> Other Devices --> IBM AC Adapter , IBM Battery 1 (IBM Battery 2) LCD unit 1.
FRU Applicable test Diskette drive 1. Diagnostics --> Diskette Drives 2. Interactive T ests --> Diskette CD-ROM, DVD, CD-RW or CD-RW/DVD combo drive 1. Diagnostics --> Other Devices --> CD-ROM/DVD 2. Interactive T ests --> CD-ROM/DVD T est Memory 1.
Fn key combinations The following table shows the function of each combination of Fn with a function key . Key combination Description Fn+F1 Reserved. Fn+F2 Reserved. Fn+F3 T urn off the LCD display , leaving the screen blank. T o turn the LCD display on again, press any key or the T rackPoint stick.
Symptom-to-FRU index The symptom-to-FRU index in this section lists symptoms and errors and their possible causes. The most likely cause is listed first, in boldface type. Note: Do the FRU replacement or other actions in the sequence shown in the column headed “ FRU or action, in sequence.
Symptom or error FRU or action, in sequence 0193 RF antenna has been removed Enter the supervisor password . 0194 The computer has been carried through a security gate Enter the supervisor password .
Symptom or error FRU or action, in sequence 0232 Extended RAM error — Extended RAM fails at offset nnnn. 1. DIMM . 2. System board. 0250 System battery error — System battery is dead. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date .
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 .
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.
LCD-related symptoms Important The TFT LCD for the notebook computer contains many thin-film transistors (TFT s). A small number of dots that are missing, discolored, or always lighted is characteristic of TFT LCD technology , but excessive pixel problems can cause viewing concerns.
Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a problem recurs.
FRU replacement notices This section contains notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem.
v Make sure you use the correct screw . If you have a torque screwdriver , tighten all screws firmly to the torque shown in the table. Never use a screw that you removed.
and stored in the EEPROM of your system board. The algorithm that generates the number is designed to provide unique IDs until the year 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.
Removing and replacing a FRU This section presents directions and drawings for use in removing and replacing a FRU. Be sure to observe the following general rules: 1. Do not try to service any computer unless you have been trained and certified. An untrained person runs the risk of damaging parts.
1010 Battery pack DANGER 1 2 Use only the battery in the parts listing for your computer . Use of an incorrect battery can result in ignition or explosion of the battery .
1020 Backup battery DANGER For access, remove this FRU: v “ 1010 Battery pack ” on page 60 1 2 Step Screw (quantity) T orque 1 M2.5 × 3.5 mm, (1) 0.392 Nm (4 kgfcm) (continued) Use only the battery in the parts listing for your computer . Use of an incorrect battery can result in ignition or explosion of the battery .
Cable routing: When attaching the backup battery to the holder , route the battery cable as in the following figure. Removing and replacing a FRU 62 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
1030 Hard-disk drive Attention Do not drop or apply any shock to the hard-disk drive. The hard-disk drive is sensitive to physical shock. Incorrect handling can cause damage and permanent loss of data. Before removing the drive, have the user make a backup copy of all the information on the drive if possible.
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.
1040 DIMM For access, remove this FRU: v “ 1010 Battery pack ” on page 60 Note: Loosen the screw 1 , but do not remove it. 2 1 3 3 4 When installing: With the notched end of the DIMM toward the socket, insert the DIMM into the socket, and then press it firmly .
1050 Mini PCI adapter For access, remove this FRU: v “ 1010 Battery pack ” on page 60 For T20, T21 and T22 series Note: Loosen the screw 1 , but do not remove it.
Note: The following illustration shows the combo card. Connector (A) is for the LAN feature and (B) is for the modem feature. Disconnect either (A) or (B) in step 6 .
When installing: Make sure not to pinch the connector cable when re-installing the Mini PCI adapter . For T23 series Note: Loosen the screw 1 , but do not remove it.
In step 3a and 3b , pull the tab of the each antenna cables to unplug the cables. 4 3a 4 3b When installing: Plug the gray antenna cable 3a into jack J1 (MAIN), and the black antenna cable 3b into jack J2 (AUX).
1060 Ethernet daughter card Note This section is only for the following models of T23 series; v All models of MT2647 excepting xQx, L4x v All models of MT2648 Other models do not have the Ethernet daughter card (EDC). For access, remove this FRU: v “ 1010 Battery pack ” on page 60 Note: Loosen the screw 1 , but do not remove it.
3 3 Step Screw (quantity) T orque 3 M2.5 × 1 1.5 mm, nylon-coated (2) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 71.
4 5 6 When installing: Make sure that both of the connectors 4 and 6 are firmly attached. Removing and replacing a FRU 72 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
1070 Ultrabay 2000 device Any of several devices can be inserted into the Ultrabay 2000. The procedure for installing and removing is the same for every device. Ultrabay 2000 also supports Ultrabay Plus device, such as Ultrabay Plus carrier . Note: When you release the switch in step 1 the lever pops out.
1080 Keyboard For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 2000 device ” on page 73 For T20, T21 and T22 series 1 Step Screw (quantity) T orque 1 M2.
For T23 series Note: Loosen the screw 2 , but do not remove it. 3 2 1 Step Screw (quantity) T orque 1 M2.5 × 14 mm, nylon-coated (2) 0.392 Nm (4 kgfcm) 4 Step Screw (quantity) T orque 4 M2.
Note: Step 5 to 10 are common for all models. 5 5 6 (continued) Removing and replacing a FRU 76 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
9 8 7 7 8 9 10 9 (continued) Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 77.
Note: Before installing a new keyboard, attach the easy-button cover as follows: 1 1 2 3 4 (continued) Removing and replacing a FRU 78 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
When installing the keyboard, do as follows: 1. Install the new keyboard, following the directions in the figure. Make sure that the keyboard edges, shown in the figure as (A) , (B) , and (C) , are under the frame.
2. Insert your fingers into the PC Card slot on the left of the computer and the Ultrabay 2000 slot on the right of the computer as shown in 1 . Then, with your fingers in those slots as in 2 , latch the keyboard in place by using your thumbs to press firmly on the shift keys.
3. T o make sure that the front side of the keyboard is housed firmly , gently press the shift keys with your thumbs and try to slide the keyboard towards you. Do not push parts (A) and (B) on the keyboard strongly; to do so might cause distortion of the Ultrabay 2000 slot and the PC Card slot.
1090 Keyboard CRU insulator For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 2000 device ” on page 73 v “ 1080 Keyboard ” on page 74 Note: The shape of the keyboard CRU insulator varies from model to model.
1 100 Hinge cover For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay.
For T20 and T21 series a a 3 4 2 Step Screw (quantity) T orque 2 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) When installing: 1. Install the hinge cover according to the step 3 , 4 and then tighten the screw 2 . In step 3 , take care not to damage the lens.
For T22 series 2 3 Step Screw (quantity) T orque 2 M2.5 × 14 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 85.
6 a a 5 4 Step Screw (quantity) T orque 4 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) When installing: 1. Install the hinge cover according to the step 5 , 6 and then tighten the screw 4 . In step 5 , take care not to damage the lens.
For T23 series 4 3 2 a a Step Screw (quantity) T orque 2 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) When installing: 1. Install the hinge cover according to the step 3 , 4 and then tighten the screw 2 . In step 3 , take care not to damage the lens.
1 1 10 Keyboard bezel For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultr.
4 2 3 Step Screw (quantity) T orque 2 M2.5 × 14 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) 3 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU Thin.
For T23 series Note: Loosen the screw 1 , but do not remove it. 2 1 3 Step Screw (quantity) T orque 3 M2.5 × 1 1.5 mm, nylon-coated (1) 0.
4 Step Screw (quantity) T orque 4 M2.5 × 3.5 mm, nylon-coated (3) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 91.
5 7 6 Step Screw (quantity) T orque 5 M2.5 × 14 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) 6 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) Removing and replacing a FRU 92 ThinkPad T20,.
When installing, do as follows: v Make sure that the a -part is firmly attached as shown in the figure. v Make sure that all of the latches of the keyboard bezel b are firmly attached.
1 120 Fan assembly For T20, T21, T22 series For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on p.
When installing the fan assembly: For T20 Remove the protective sheet from the thermal rubber on the fan assembly . For T21, T22 Apply the thermal grease (05K5751) on the a -part of the fan as shown in the following figure.
For T23 series For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 20.
4 5 6 Step Screw (quantity) T orque 4 M2.0 × 13.5 mm, nylon-coated (3) 0.245 Nm (2.5 kgfcm) When installing: Apply the thermal grease (05K5751) on the a -part of the fan as shown in the following figure.
1 130 CPU For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 2000 de.
For T23 series Note: The shape of the CPU socket vary from model to model. When removing or installing the CPU, confirm the shape of the CPU socket and do either steps 1 , 2 and a or steps 1' , 2 and a' .
1 140 PC Card slot assembly For T20, T21, T22 series For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive.
When installing the PC card slot assembly , do as shown in the figure. Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 101.
For T23 series For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 20.
1 150 Speaker For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 200.
Before installing new speaker for T22 and T23 series: Secure speaker RF bracket ( a ) to the new speaker with an adhesive tape inside of the bracket.
1 160 Hard-disk bay For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrab.
When installing: Make sure the followings: v a -parts of the insulation do not come off. v b -part ( b' s are only for T23 series) is not turned over . v Holes in the guide rail and in the aluminium sheet are aligned, and the aluminium sheet does not protrude in the c -parts.
1 170 Ultrabay 2000 slot For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 U.
For T21 and T22 series 1 2 Note: T21 series do not have the removal procedure 3 and 4 . After step 2 , go to step 5 . When installing: Make sure that the FPC connector is firmly attached.
For T23 series 3 2 1 Step Screw (quantity) T orque 1 M2 × 13.5 mm, nylon-coated (1) 0.245 Nm (2.5 kgfcm) 2 M2.5 × 14 mm, nylon-coated (1) 0.
4 Note: The models with 13.3-in. XGA LCD in T20 series and in T21 series do not have FPC bracket ( 5 ). For those models, skip step 5 . 5 a When installing: Make sure that the FPC bracket is firmly attached as shown in the figure a .
Note: Step 6 to step 9 are common for T20, T21, T22 and T23 series. 6 Step Screw (quantity) T orque 6 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) 9 8 7 Step Screw (quantity) T orque 7 M2 × 13.5 mm, nylon-coated (2) 0.245 Nm (2.
When installing: Make sure that the guide of the slot is firmly attached 1 and if the eject lever has been poped out, push it back in the direction of arrow 2 until it snaps, and then push the upper-right corner of the slot 3 to fix it firmly .
1 180 System board For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1040 DIMM .
When installing: Make sure that all of the guides are firmly attached 1 and you have fastened the connector firmly to the underside of the system board 2 .
For T23 series 1 2 3 5 6 4 Step Screw (quantity) T orque 5 M2.5 × 4.8 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 11 5.
When installing: Make sure that all of the guides are firmly attached 1 and you have fastened the connector firmly to the underside of the system board 2 .
1 190 Secure chip Note This section is only for the following models; v MT2647-5Lx, 9Lx, DL T , HLU v MT2647-5Dx, 5Fx, 5Hx, 5Jx, 5Nx, 5Mx, 9Dx, 9Fx, 9Hx, 9Jx, 9Nx, 9Mx, DFx, HNx, NNx v MT2647-5Rx, 5Sx, 5Ux, 9Rx, 9Sx, 9Ux, HSU Other models do not have the secure chip.
1200 Microphone cable For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1040 DIMM.
2010 LCD assembly For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1050 Mini PCI.
For models excepting MT2647-xLx, xNx 4 2 4 3 Step Screw (quantity) T orque 2 M2.5 × 14 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) 4 M2.5 × 4.
For MT2647-xLx, xNx 5 3 2 5 4 Step Screw (quantity) T orque 2 M2.5 × 14 mm, nylon-coated (1) 0.392 Nm (4 kgfcm) 5 M2.5 × 4.8 mm, nylon-coated (2) 0.
2020 Front bezel For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay .
2030 Inverter card For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultraba.
2040 LCD panel For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1070 Ultrabay 20.
2a 2 2a 2 2a 2a Step Screw (quantity) T orque For 13.3-in. XGA LCD LG (05K9636), 14.1-in. XGA LCD Hitachi (05K9568), 14.1-in. SXGA+ LCD Hitachi (46L2493) 2 M2 × 4 mm, nylon-coated (4) 0.245 Nm (2.5 kgfcm) For 14.1-in. XGA LCD LG (05K9567), SAMSUNG (05K9678), Hyundai (05K9940), DBU (05K9888), 14.
6 5 4 7 5 3 (continued) Removing and replacing a FRU 126 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
Cable routing: When installing the LCD, route the connector cable as in the following figure: Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 127.
2050 Antenna assembly Note This section is only for MT2647-xFx, xJx, xLx, xNx, xSx. Other models do not have the antenna assembly . For access, remove these FRUs, in order: v “ 1010 Battery pack ”.
Strip off the insulation tapes 2 securing the antenna cables. 2 2 3 3 Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 129.
Cable routing: Route the antenna cables as follows; 1. Hook the black antenna cable to projection ( 1 )o nt h e right corner of the rear cover . 2. Route the black antenna cable to go through cable guides 2 and 3 . 3. Hook the gray antenna cable to projection ( 4 )o nt h e left corner of the rear cover .
2060 Sub card For access, remove these FRUs, in order: v “ 1010 Battery pack ” on page 60 v “ 1020 Backup battery ” on page 61 v “ 1030 Hard-disk drive ” on page 63 v “ 1040 DIMM ” on .
4 a When installing, do the following: v Attach the I/O card spacer ( a ) onto the new sub card and make sure that the connector is firmly attached. v Make sure that the eject lever is poped out b and then install the sub card. v T ake care not to damage the switch on the sub card ( A ).
3010 ThinkPad Dock PCI cover Before replacing the PCI cover: There are two types of ThinkPad Dock, as follows: v ThinkPad Dock: FRU no. 08N1546 (PCI cover: FRU no. 05K6246) v ThinkPad Dock with extension plate: FRU no. 08N1537 (PCI cover: FRU no. 08N7317) Confirm the FRU no.
Note: The following illustration shows how to remove the PCI cover of ThinkPad Dock (FRU no. 08N1546). Do the same to remove the PCI cover of ThinkPad Dock with extension plate (FRU no.
3020 ThinkPad Dock top cover Note This section is only for the ThinkPad Dock (FRU no. 08N1546). The top cover and screw kit for ThinkPad Dock (FRU no. 12P4143) is not available for the ThinkPad Dock with extension plate (FRU no. 08N1537) . 1 (Rear view) Step Screw (quantity) T orque 1 M2.
2 2 2 (Bottom view) Step Screw (quantity) T orque 2 M2.5 × 4.8 mm (8) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU 136 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
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 .
When replacing the top cover , do the following: v Make sure that the springs are placed correctly . v Make sure that the device release lever is seated correctly .
v Make sure that the release button works correctly . Removing and replacing a FRU ThinkPad T20, T21, T22 and T23 series 139.
Locations Front view 1 System status indicators 2 Power switch 3 Battery , standby mode, 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.
Rear view 1 Security keyhole 2 TV -out 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 Note: T23 series have two USB connectors.
Bottom view 1 Built-in stereo speakers 2 Battery pack 3 Battery pack latches 4 Docking connector 5 Mini PCI card slot 6 DIMM 7 PC card slots 8 PC card e.
Parts list T20, T21, T22 and T23 series model matrix The T20, T21, T22 and T23 series includes several models. The following table summarizes the characteristics of each model, to help you determine which FRU in the part list meets your need.
Model CPU Bay device Mini PCI adapter LCD HDD T21 (Memory: 128 MB) 2647-27x, 67x CMG 750 CD- ROM Modem 13.3-in. XGA 10 GB 2647-2Ax, 6Ax Combo (Xircom) 2647-4Bx, 8Bx Combo (3Com) 2647-47x, 49x, 87x, L7x CMG 800 DVD- ROM (8x) Modem 14.
Model CPU Bay device Mini PCI adapter LCD HDD T23 (Memory: 128 MB) (**): Memory 256 MB 2647-2Kx except 2KC 2647-6Kx except xxC 2647-AKx, BAx, BJx, EKx T ual 866 CD- ROM Modem 13.3-in. XGA 15 GB 2647-2KC, 6KC DVD- ROM (8x) 2647-2Rx, 6Rx Tual 1.0 CD- ROM 14.
Model CPU Bay device Mini PCI adapter LCD HDD T23 (Memory: 128 MB) (**): Memory 256 MB 2647-5Mx, 9Mx T ual 1.2 CD- RW Modem 14.1-in. SXGA+ 48 GB 2647-5Nx, 9Nx, HNx, NNx *2 802.1 1/ v .90 14.1-in. SXGA+ with antenna 2647-5Fx, 9Fx, DFx *2 DVD- ROM (8x) 2647-5Dx, 9Dx *2 Modem 14.
Overall For T20, T21 and T22 1 a b 2 3 4 5 7 6 9 8 10 11 12 15 14 k l 16 19 18 17 20 21 22 23 24 13 c d e f g j h i Parts list ThinkPad T20, T21, T22 and T23 series 147.
v Each FRU is available for all types or models, unless specific types or models are given. v The FRUs marked with asterisk are CRUs (customer replaceable units.) v The FRUs marked with OP are also available as optional FRUs. No. FRU P/N a-l See “ Miscellaneous parts ” on page 167.
No. FRU P/N 7 Base cover for T22 for 2647-3xx, 7xx, Bxx except models xxK 26P9291 for 2647-3xK, 7xK, BxK 26P9309 for 2647-4xx, 5xx, 8xx, 9xx, Mxx, Lxx except models xxK 08K7362 for 2647-4xK, 5xK, 8xK,.
No. FRU P/N 15 Mini PCI modem card OP for T20 (models x1x except T1U, x2x, x3x, BxG) 08K3429* Mini PCI modem card (Ambit) for T20, T21 (models x1x, x2x, x3x, xxG) 08K4855* Mini PCI modem card (Hoshi CR) for T21 (models x7x except x7G) 08K3338* Mini PCI modem card (Ambit), V .
No. FRU P/N 18 Asset ID RF adapter (see “ Optional FRUs ” on page 170) 19 Hard-disk drive (6.0 GB), STD OP 05K9227* Hard-disk drive (6.0 GB), HIT ACHI OP 05K9228* Hard-disk drive (10.0 GB), STD OP 08K9508* Hard-disk drive (10.0 GB), HIT ACHI OP 08K9531* Hard-disk drive (12.
For T23 1 a 2 3 4 5 7 6 9 8 10 11 12 15 24 14 i j 16 19 18 k 17 20 21 22 23 13 e c h f g 25 b d Parts list 152 ThinkPad T20, T21, T22, T23 (MT 2647/2648).
v Each FRU is available for all types or models, unless specific types or models are given. v The FRUs marked with one asterisk are CRUs (customer replaceable units.) v The FRUs marked with OP are also available as optional FRUs. No. FRU P/N a-k See “ Miscellaneous parts ” on page 167.
No. FRU P/N 7 Base cover for 2648 wireless (T23) for models xNx, xSx, except xNC, xNK, xNT , xSC, xSK, xST 46L4921 for models 4NC, 8NC, xSC 46L4935 for models 4NK, 8NK, xSK 46L4933 for models 4NT , 8N.
No. FRU P/N 12 Cover, Mini PCI adapter slot 08K7416* 13 Speaker assembly 08K6089 14 128-MB SDRAM SO DIMM (PC133) OP 19K4653* 256-MB SDRAM SO DIMM (PC133) OP 19K4655* for other optional DIMMs, see “ Optional FRUs ” on page 170.
No. FRU P/N 24 Ethernet daughter card (Ambit) OP for all models except 2647-xQx 26P8181 25 Secure chip OP for 2647-5xx except 5Kx, 9xx except 9Kx for 2647-HNx, xLx 26P8084 — T elephone cable (SAN T AI) 27L0603 — Recovery CD (see “ Recovery CDs ” on page 161.
LCD FRUs 7 5 4 4 3 2 1 5 6 Notes: 1. The parts marked with are only for 13.3-in. LCD cover kit. 2. 5 is for the models with 14.1-in. XGA TFT with antenna and for the models with 14.1-in. SXGA+ TFT with antenna. 3. 6 is only for 2647-52x, 92x, C2x, L1x.
14.1-in. XGA TFT No. FRU P/N 1 LCD cover kit (14.1-in.) XGA for T20, T21 (except models xxK) 26P9566 for T20, T21 (models xxK) 26P9567 for T22, T23 (except models xxK) 46L4843 for T22, T23 (models xxK) 46L4844 LCD cover antenna kit (except models xxK) 46L4910 models xxK 46L491 1 2 LCD cable assembly 14.
14.1-in. SXGA+ TFT No. FRU P/N 1 LCD cover kit (14.1-in.) SXGA+ (except models xxK) 26P9383 models xxK 26P9385 LCD cover antenna kit (except models xxK) 46L4910 models xxK 46L491 1 2 LCD cable assembly 14.1 SXGA+ 27L0590 3 LCD panel, 14.1 SXGA+ (HIT ACHI) 46L2493 LCD panel, 14.
Keyboard Language P/N (NMB) P/N (ALPS) Arabic 02K5750* — Belgian 02K5745* — Chinese, traditional 02K5747* 02K5718* Czech 02K5751* — Danish 02K5738* — Dutch 02K5735* — English, U.
Recovery CDs For Windows 98 (T22 series) Language P/N Arabic 14P9515* Chinese, Simplified 27P21 12* Chinese, T raditional 27P21 10* Czech 14P9516* Danish 23P9240* Dutch 23P9247* English, U.
For Windows 2000 (T22 series) Language P/N Arabic 14P9525* Czech 14P9526* Greek 23P9218* Hebrew 14P9527* Hungarian 23P9219* Polish 14P9528* Russian 23P9220* Slovak 23P9222* Slovenian 23P9221* T urkish.
For Windows 98 (T23 series) Language P/N Arabic 14P9202* Arabic (modem enabled) 14P9201* Chinese, Simplified 46P4518* Chinese, T raditional 46P4514* Chinese, T raditional (Hong Kong S.A.R.) 46P6327* Czech 14P9203* Danish 14P9192* Dutch 14P9199* English, U.
For Windows 2000 (T23 series) Language P/N Arabic 32P6633* Chinese, Simplified 46P4520* Chinese, T raditional 46P4516* Chinese, T raditional (Hong Kong S.A.R.) 46P6329* Czech 32P6634* Danish 32P6624* Dutch 32P6631* English, U.K. 32P6620* English, U.S.
For Windows 2000/Windows NT (T23 series) Language P/N Danish 14P9291* Dutch 14P9298* English, U.K. 32P5645* English, U.S. 32P5576* French, Canadian 14P9288* French, European 14P9292* Finnish 14P9297* .
For Windows XP (T23 series) Language P/N Arabic 32P6736* Chinese, Simplified 46L6288* Chinese, T raditional 46L6287* Chinese, T raditional (Hong Kong S.
Miscellaneous parts Italicized letters in parentheses are reference to the exploded view on page 147 and 152. FRU P/N Screw kit (including nylon-coated screws) for T20, T21, T22 and T23 series: v M2.5 x 14 mm, bind head (15) v M2.5 x 1 1.5 mm, flat head (5) v M2.
FRU P/N System miscellaneous parts for T20 series: v ( a ) Hinge cover assembly v (23) Easy button cover v ( i ) I/O card spacer v ( h ) Cable RJ1 1 to system board docking v ( j ) Holder , backup bat.
FRU P/N System miscellaneous parts for T23 series: v ( a ) Hinge cover assembly v (23) Easy button cover T23 v ( g ) I/O card spacer v ( f ) Cable RJ1 1 to system board docking v ( h ) Holder , backup.
FRU P/N System board miscellaneous parts for T23 series: v System board stud v System board stud (long) v System board stud (back) v Insulator , PC card v Insulator , battery latch v Keyboard connecto.
FRU P/N Ultrabay 2000 SuperDisk drive (LS120) 05K9235* Ultrabay 2000 SuperDisk drive (LS120 2x) 27L3450* Ultrabay 2000 SuperDisk drive (LS240) 08K9615* Ultrabay 2000 ZIP-250 drive 00N8254* Ultrabay 2000 battery 02K6645* Ultrabay 2000 2nd HDD adapter 08K6067* Hard-disk drive (6.
Common parts list T ools T riconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel test cable 05K2580 Screwdriver kit 95F3598 T orque screwdriver 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version 1.
Power cords (docking station) IBM power cords for a specific country or region are usually available only in that country or region: For 3-pin power cords: Region P/N Argentina 36L8868* Australia, New Zealand 75H8988* Canada, Thailand, U.
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 that IBM product, program, or service may be used.
Notices ThinkPad T20, T21, T22 and T23 series 175.
Part Number: 62P9631 (1P) P/N: 62P9631.
An important point after buying a device IBM T22 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought IBM T22 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data IBM T22 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, IBM T22 you will learn all the available features of the product, as well as information on its operation. The information that you get IBM T22 will certainly help you make a decision on the purchase.
If you already are a holder of IBM T22, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime IBM T22.
However, one of the most important roles played by the user manual is to help in solving problems with IBM T22. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device IBM T22 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
