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Lenovo ThinkPad X41 2525 Hardware Maintenance Manual
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Lenovo ThinkPad X41 2525 Hardware Maintenance Manual

Lenovo ThinkPad X41 2525 Hardware Maintenance Manual

Lenovo thinkpad x41 2525: hardware guide
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ThinkPad Computer
Hardware Maintenance Manual
September 2005
This manual supports:
ThinkPad X41
(MT 1864, 1865, 2525, 2526, 2527, 2528)

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Summary of Contents for Lenovo ThinkPad X41 2525

  • Page 1 ThinkPad Computer Hardware Maintenance Manual September 2005 This manual supports: ThinkPad X41 (MT 1864, 1865, 2525, 2526, 2527, 2528)
  • Page 2 RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo Group Limited, if any, or the standard terms of this commercial license, or if the agency is unable to accept this Program under these terms, then we provide this Program under the provisions set forth in Commercial Computer Software–Restricted Rights at FAR 52.227-19,...

  • Page 3: Table Of Contents

    Symptom-to-FRU index . Numeric error codes . Error messages Beep symptoms . No-beep symptoms . LCD-related symptoms . Intermittent problems . © Lenovo 2005. Portions © IBM Corp. 2005. . 20 . 20 . 21 . 23 . 24 . 25 .
  • Page 4 Undetermined problems . FRU replacement notices Screw notices . Retaining serial numbers . Removing and replacing a FRU . 1010 Battery pack . 1020 Hard disk drive . 1030 DIMM cover . 1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3 . 1050 Keyboard 1060 Upper case .

  • Page 5: About This Manual

    Before servicing a ThinkPad product, be sure to review the safety information under “Safety notices: multilingual translations” on page 8, “Safety information” on page 20, and “Laser compliance statement” on page 26. © Lenovo 2005. Portions © IBM Corp. 2005.
  • Page 6 MT1864/1865/2525/2526/2527/2528...

  • Page 7: Introduction

    Running Automatic Configuration may alter the settings. Note the current configuration settings (using the View Configuration option); then, when service has been completed, verify that those settings remain in effect. © Lenovo 2005. Portions © IBM Corp. 2005.

  • Page 8: Strategy For Replacing A Hard Disk Drive

    Important service information 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.

  • Page 9: Fru Identification For Cto, Cmv, And Gav Products

    v The HMM will have the 4-digit MT and 3-digit CTO model only (Example: 1829-CTO). Again, CMVs are custom models and are not found in the HMM. General Announce Variant (GAV) This is a standard model (fixed configuration). GAVs are announced and offered to all customers.

  • Page 10: Using The Hmm

    (this is the same record found in PEW). v eSupport can be accessed at the following Web site: http://www.lenovo.com/think/ support v To view the key commodities, click on PARTS INFORMATION, then PARTS LOOKUP. Type in the model type and serial number.

  • Page 11: Important Information About Replacing Rohs Compliant Frus

    In all cases if the original FRU parts are RoHS compliant the replacement part must also be RoHS compliant. Lenovo plans to transition to RoHS compliance well before the implementation date and expects its suppliers to be ready to support Lenovo's requirements and schedule.

  • Page 12: Diskette Compatibility Matrix

    Important service information Products marketed before June 2006 Current or Replacement original part Non-RoHS Can be Non-RoHS Non-RoHS Can be RoHS Non-RoHS Can sub to RoHS RoHS Must be RoHS Note: A direct substitution is a part with a different FRU part number that is automatically shipped by the distribution center at the time of the order.
  • Page 13 Safety notices Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer. Verify this by shaking the computer and listening for rattling sounds.
  • Page 14 Safety notices 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.
  • Page 15 Safety notices (continuation of safety notice 2) Alcune batterie di riserva contengono una piccola quantità di nichel e cadmio. Non smontarle, ricaricarle, gettarle nel fuoco o nell’acqua né cortocircuitarle. Smaltirle secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali).
  • Page 16 Safety notices 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.
  • Page 17 Safety notices (continuation of safety notice 3) La batteria contiene piccole quantità di nichel. Non smontarla, gettarla nel fuoco o nell’acqua né cortocircuitarla. Smaltirla secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali). Quando si sostituisce la batteria, utilizzare soltanto i tipi inseriti nell’appropriato Catalogo parti.
  • Page 18 Safety notices Safety notice 4 DANGER The lithium battery can cause a fire, an explosion, or a severe burn. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water.
  • Page 19 Safety notices (continuation of safety notice 4) La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o procurare gravi ustioni. Evitare di ricaricarla, smontarne il connettore polarizzato, smontarla, riscaldarla ad una temperatura superiore ai 100 gradi centigradi, incendiarla o gettarla in acqua.
  • Page 20 Safety notices 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.
  • Page 21 Safety notices Safety notice 6 DANGER To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d’alimentation.
  • Page 22 Safety notices 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. 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.
  • Page 23 Safety notices 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. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, débranchez tous les cordons d’alimentation des socles de prise de courant, retirez la batterie et déconnectez tous les cordons d’interface.

  • Page 24: Safety Information

    Safety information Safety information The following section presents safety information with which you need to be familiar before you service a ThinkPad computer. General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance.

  • Page 25: Electrical Safety

    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. v Fan louvers on the machine help to prevent overheating of internal components.
  • Page 26 Safety information – Ensure that another person, familiar with the power-off controls, is near you. Attention: off the power, if necessary. – Use only one hand when working with powered-on electrical equipment; keep the other hand in your pocket or behind your back. Attention: there is a complete circuit.

  • Page 27: Safety Inspection Guide

    Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service personnel from injury. This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide.

  • Page 28: Handling Devices That Are Sensitive To Electrostatic Discharge

    Safety information 8. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD.) ESD damage can occur when there is a difference in charge between objects.

  • Page 29: Grounding Requirements

    Safety information – Use the round ground prong of the ac plug on ac-operated computers. Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding of the electrical outlet can be verified by a certified electrician.

  • Page 30: Laser Compliance Statement

    Laser compliance statement Laser compliance statement Some models of ThinkPad computer are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are also sold separately as options. If one of these drives is installed, it is certified in the U.S.
  • Page 31 If a CD-ROM drive, a DVD-ROM drive, or another laser device 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...
  • Page 32 Laser compliance statement A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may 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.

  • Page 33: General Descriptions

    __ 1. Name and phone number of servicer __ 2. Date of service © Lenovo 2005. Portions © IBM Corp. 2005. ® for DOS diagnostics program.
  • Page 34 Read this first __ 3. Date on which the machine failed __ 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.

  • Page 35: Related Service Information

    Service Web site When the latest maintenance diskette and the system program service diskette become available, they will be posted on http://www.lenovo.com/think/spm Restoring the preloaded system If the data on a hard disk drive is damaged or accidentally erased, you can restore the software that was shipped with the computer.

  • Page 36: Product Recovery Program

    Related service information computer. Make a Recovery Repair diskette and save it for future use. To make a Recovery Repair diskette, do the following: 1. Shut down and restart the computer. 2. At the prompt, press F11. (The option to press F11 appears for only a few seconds.

  • Page 37: Using The Recovery Cd

    6. When the Product Recovery program finishes running, the computer will restart with the pre-installed operating system, drivers, and software. Using the recovery CD To create the service partition and install the preloaded system from the recovery CD, do the following: To create the service partition: 1.
  • Page 38 Related service information 10. On each of the next three windows, press the Y key. 11. Follow the prompts to complete the recovery. To use the Recovery Repair diskette: 1. Shut down and turn off the computer. 2. Insert the Recovery Repair diskette into the drive, and then turn on the computer.
  • Page 39 3. Turn on the computer. Watch the display carefully. When the following message is displayed, press the blue Access IBM button to open the Access IBM Predesktop Area: “To interrupt normal startup, press the blue Access IBM button.” 4. Double-click Recover to factory contents. 5.
  • Page 40 Related service information 2. For the proper removal of the Hidden Protected Area(HPA), refer to the white paper at http://www.pc.ibm.com/qtechinfo/AIBM-TOOLS.html 3. Boot with the recovery CD (and the boot diskette if required.) 4. Following message is displayed: “Your computer originally included a Product Recovery program ... Reinstall the Product Recovery program? (Y/N) [ ]”.

  • Page 41: Passwords

    HDP has been set. If it has, it can be used for access to the hard disk drive. If no master HDP is available, neither Lenovo nor Lenovo authorized servicers provide any services to reset either the user or the master HDP, or to recover data from the hard disk drive.

  • Page 42: How To Remove The Hard Disk Password

    If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

  • Page 43: Power Management

    message is displayed at the lower-left of the screen, press the Access IBM button. 2. Press F1 while HDP icon is appearing on the screen; then enter the master HDP. For the other models, enter the master HDP. 3. Double—click Start setup utility. Enter SVP. 4.

  • Page 44: Hibernation Mode

    Related service information v The CPU stops. To enter standby mode, press Fn+F4. Note: You can change the action of Fn+F4, if you are using the ACPI operating system. In certain circumstances, the computer goes into standby mode automatically: v If a “suspend time” has been set on the timer, and the user does not do any operation with the keyboard, the TrackPoint, the hard disk, the parallel connector, or the diskette drive within that time.
  • Page 45 operation. If you do undock it and then try to resume normal operation, you will get an error message, and you will have to restart the system. To cause the computer to enter hibernation mode, do any of the following: v Press the Fn+F12 keys.

  • Page 46: Checkout Guide

    Checkout guide 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 ThinkPad products. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of errors and invalid system responses.
  • Page 47 Creating the PC-Doctor diagnostics diskette In X41 series, the PC-Doctor disk can be created by using the Access IBM Predesktop Area or the Rescue and Recovery workspace. To create the PC-Doctor disk from the Access IBM Predesktop Area or from the Rescue and Recovery workspace, do as follows: 1.
  • Page 48 Checkout guide If an error code appears, go to “Symptom-to-FRU index” on page 59. 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.

  • Page 49: Detecting System Information With Pc-Doctor

    4. Run the applicable function test. 5. Follow the instructions on the screen. If there is a problem, PC-Doctor shows messages describing it. 6. To exit the test, select Quit — Exit Diag. To cancel the test, press Esc. Note: After executing PC-Doctor, check the system time/date and reset them if needed.

  • Page 50: Checking The Ac Adapter

    Checkout guide If you suspect a power problem, see the appropriate one of the following power supply checkouts: v “Checking the ac adapter” v “Checking operational charging” v “Checking the battery pack” on page 47 v “Checking the backup battery” on page 47 Checking the ac adapter You are here because the computer fails only when the ac adapter is used:...

  • Page 51: Checking The Battery Pack

    If the charge indicator still does not turn on, replace the system board. Then reinstall the battery pack. If it is still not charged, go to the next section. Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95% of the total power remains;...
  • Page 52 Checkout guide 1. Power off the computer, and unplug the ac adapter from it. 2. Turn the computer upside down. 3. Remove the battery pack (see “1010 Battery pack” on page 77). 4. Remove the backup battery (see “Checking the battery pack”...

  • Page 53: Thinkpad X41

    Front View for X4 UltraBase Dock Rear View for X4 UltraBase Dock . Parts list . Overall LCD FRUs 12.1-in. XGA TFT © Lenovo 2005. Portions © IBM Corp. 2005. . 51 . 51 . 53 . 55 . 57 .
  • Page 54 Keyboard . Recovery CDs For Windows XP Professional . For Windows XP Home Edition Miscellaneous parts . Optional FRUs . AC adapters . Common parts list . Tools . Power cords (system) . Telephone cable . Notices Trademarks . MT1864/1865/2525/2526/2527/2528 .

  • Page 55: Product Overview

    Product overview This section presents the following product-unique information: v “Specifications” v “Status indicators for X41” on page 53 v “FRU tests” on page 55 v “Fn key combinations” on page 57 Specifications Feature Processor Memory (standard) v 256 MB SDRAM on-board (PC4200) Memory (optional) Bus architecture Video...
  • Page 56 Product overview Feature I/O port (system) I/O port (UltraBase) Internal modem Audio Infrared transfer Mini PCI card PC card SD card Ultrabay device Communication daughter card (CDC) AC adapter Diskette drive (external) Battery pack (main) Preinstalled operating system MT1864/1865/2525/2526/2527/2528 Description v External monitor connector v RJ11 connector v RJ45 connector...

  • Page 57: Status Indicators For X41

    Status indicators for X41 The system status indicators show the status of the computer, as follows: Indicator Wireless status Bluetooth status (continued) Meaning Green: Wireless is operational and radio on state. This indicator is on when the data is transmitted. Green: The Bluetooth is operational.
  • Page 58 Product overview Indicator Num lock Caps lock Drive in Power on Battery status Standby status MT1864/1865/2525/2526/2527/2528 Meaning Green: The numeric keypad on the keyboard is enabled. To enable or disable the keypad, press and hold the Shift key, and press the NumLk (ScrLk) key.

  • Page 59: Fru Tests

    FRU tests The following table shows the test for each FRU. System board Power LCD unit Modem, MDC or BMDC Audio Speaker PC Card slots Keyboard TrackPoint or pointing device (continued) Applicable test 1. Diagnostics --> CPU/Coprocessor 2. Diagnostics --> Systemboard 3.
  • Page 60 Product overview Hard disk drive Diskette drive CD-ROM or DVD drive Memory MT1864/1865/2525/2526/2527/2528 Applicable test Diagnostics --> Fixed Disks 1. Diagnostics --> Diskette Drives 2. Interactive Tests --> Diskette 1. Diagnostics --> Other Devices --> CD-ROM/DVD 2. Interactive Tests --> CD-ROM/DVD Test 1.

  • Page 61: Fn Key Combinations

    Fn key combinations The following table shows the function of each combination of Fn with a function key. combination Fn+F1 Fn+F2 Fn+F3 Fn+F4 Fn+F5 Fn+F6 Fn+F7 (continued) Description Reserved. Reserved. Standby mode Turn off the LCD display, leaving the screen blank.
  • Page 62 Product overview combination Fn+F8 Fn+F9 Fn+F10 Fn+F11 Fn+F12 Fn+PgUp Fn+Home Fn+End Fn+Spacebar MT1864/1865/2525/2526/2527/2528 Description Display expansion Horizontal/Vertical screen expansion (hardware stretch) function is enabled, so that VGA mode screen will be expanded to whole size of SVGA LCD or XGA LCD. Note: 1.

  • Page 63: Symptom-To-Fru Index

    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.”...
  • Page 64 Symptom-to-FRU index Symptom or error 0182 Bad CRC2. Enter BIOS Setup and load Setup defaults.—Checksum of the CRS2 setting in the EEPROM is not correct. 0185 Bad startup sequence settings. Enter BIOS Setup and load Setup defaults. 0187 EAIA data access error—EEPROM access (read or write) is failed.
  • Page 65 Symptom or error 0199 System Security—IBM Security password retry count exceeded. 01C8 More than one modem devices are found. Remove one of them. Press <Esc> to continue. 01C9 More than one Ethernet devices are found. Remove one of them. Press <Esc> to continue. 0200 Failure Fixed Disk—Fixed disk is not working or not configured...
  • Page 66 Symptom-to-FRU index Symptom or error 0210 Stuck key—Stuck key on keyboard 0211 Keyboard error—Keyboard not working. 0212 Keyboard Controller Failed—Keyboard controller failed test. 0213 Keyboard locked—Unlock key switch 0220 Monitor type does not match CMOS —Monitor type not correctly identified in Setup 0230 Shadow Ram Failed at offset: nnnn—Shadow RAM failed at...
  • Page 67 Symptom or error 0270 Real time clock error—Real-Time Clock fails BIOS hardware test 0271 Date and time error—BIOS found date or time out of range and reset the Real-Time Clock. 0280 Previous boot incomplete—Default configuration used. 0281 Memory Size found by POST differed from CMOS—Memory Size found by POST differed from CMOS...
  • Page 68 Symptom-to-FRU index Symptom or error 02F0 CPU ID.—CPU socket number for Multi-Processor error 02F4 EISA CMOS not writable—ServerBIOS2 test error: Cannot write to EISA CMOS. 02F5 DMA test failed—ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Access) registers. 02F6 Software NMI failed—ServerBIOS2 test error:...
  • Page 69 Symptom or error 1810 Hard disk partition layout error 2000 Hard Drive Active Protection sensor diagnostics failed. Press <Esc> to continue. Press <F1> to enter SETUP Symptom-to-FRU index FRU or action, in sequence 1. If the Access IBM Predesktop Area has been previously disabled, then go the the BIOS Setup Utility by pressing F1 to...
  • Page 70 ESC. If in the primary drive bay the customer is using a supported IBM/Lenovo HDD with an old firmware, the customer needs to update its firmware to the latest. The latest version is available at http://www.lenovo.com/think/...

  • Page 71: Error Messages

    Error messages Symptom or error Device address conflict. Allocation error for device. Failing bits: nnnn. Invalid system configuration data. I/O device IRQ conflict. Operating system not found. Hibernation error. Fan error. Thermal sensing error. Authentication of system services failed. Press <Esc> to resume.
  • Page 72 Symptom-to-FRU index Symptom or error Fixed disk n P/S 2 mouse boot summary screen One or more I2O block storage devices were excluded from the setup boot menue Parity Check 1 nnnn Parity Check 2 nnnn Press F1 to resume, F2 to Setup, F3 for previous Press F2 to enter Setup PS/2 Mouse...

  • Page 73: Beep Symptoms

    Beep symptoms Symptom or error One beep and a blank, unreadable, or flashing LCD. One long and two short beeps, and a blank or unreadable LCD. Two short beeps with error codes. Two short beeps and a blank screen. Three short beeps, pause, three more short beeps, and one short beep.

  • Page 74: Lcd-Related Symptoms

    Symptom-to-FRU index LCD-related symptoms Important The TFT LCD for the notebook computer contains many thin-film transistors (TFTs). The presence of 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.

  • Page 75: Intermittent Problems

    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. When analyzing an intermittent problem, do the following: 1.

  • Page 76: Fru Replacement Notices

    FRU replacement notices 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. In the ThinkPad computer, this problem is addressed with special nylon-coated screws that have the following characteristics: v They maintain tight connections.

  • Page 77: Retaining Serial Numbers

    v Make sure that 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. Use a new one. Make sure that all of the screws are tightened firmly.

  • Page 78: Retaining The Uuid

    FRU replacement notices Retaining the UUID The Universally Unique Identifier (UUID) is a 128-bit number uniquely assigned to your computer at production 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.
  • Page 79 3. To write ECA information, select 1. Write ECA/rework number from EEPROM, and follow the instruction. 4. To write box build date, select 4. Write box build date from EEPROM, and follow the instruction on the screen. If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system.

  • Page 80: Removing And Replacing A Fru

    Removing and replacing a FRU 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.

  • Page 81: 1010 Battery Pack

    1010 Battery pack DANGER Use only the battery specified in the parts list for your computer. The use of an incorrect battery can result in ignition or explosion of the battery. Before processing, seperate main unit from docking first. Release the lock knob, shown as 1 , and latche knob, shown as 2 , to remove the battery pack.

  • Page 82: 1020 Hard Disk Drive

    Removing and replacing a FRU 1020 Hard disk drive Attention v 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. v Before removing the drive, have the user make a backup copy of all the information on the drive if possible.

  • Page 83: 1030 Dimm Cover

    1030 DIMM cover For access, remove following FRU: v “1010 Battery pack” on page 77 Note: Loosen the screws 1 , but do not remove them. Step Screw (quantity) M2 ×3 mm (3) Removing and replacing a FRU ThinkPad X41 Torque 0.157 Nm (1.6 kgfcm)

  • Page 84: 1040 Mini Pci Adapter, Dimm, Mdc-2, And Bmdc-3

    Removing and replacing a FRU 1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3 For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1030 DIMM cover” on page 79 Detach antenna and remove Mini PCI adapter. Pull over the levers to detach DIMM.
  • Page 85 Remove MDC-2 (ThinkPad Integrated 56K Modem). Or remove BMDC-3 (ThinkPad Integrated Bluetooth IV with 56K Modem). Step Screw (quantity) M2 × 3.5 mm, nylon-coated (2) (continued) Removing and replacing a FRU ThinkPad X41 Torque 0.196 Nm (2 kgfcm)
  • Page 86 Removing and replacing a FRU When installing, route the modem cable as shown below. Note: The bluetooth cable should be routine between planar and BMDC. MT1864/1865/2525/2526/2527/2528...

  • Page 87: 1050 Keyboard

    1050 Keyboard For access, remove following FRU: v “1010 Battery pack” on page 77 Remove 6 screws with keyboard icon to remove keyboard. Step Screw (quantity) M2 × 6 mm, nylon-coated (6) (continued) Removing and replacing a FRU Torque 0.196 Nm (2 kgfcm) ThinkPad X41...
  • Page 88 Removing and replacing a FRU Gently push the keyboard forward, as shown in step 1 . Then lift up the keyboard slightly, as shown in step 2 . Detach the keyboard connector to remove the keyboard. MT1864/1865/2525/2526/2527/2528...
  • Page 89 When installing: Follow the steps below. 1. Attach the connector. 2. Make sure that the keyboard edges, shown in the step 1 , are under the frame. Then press the keys indicated by step 2 to latch the keyboard firmly in place.

  • Page 90: 1060 Upper Case

    Removing and replacing a FRU 1060 Upper case For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1050 Keyboard” on page 83 Remove 6 screws as shown below. Step Screw (quantity) M2 × 6 mm, nylon-coated (6) (continued) MT1864/1865/2525/2526/2527/2528 Torque...
  • Page 91 Removing and replacing a FRU Detach cover switch cable(suspend cable), shown as 1 , microphone cable, shown as 2 , and fingerprint FPC, shown as 3 . Gently push the upper case backward, as shown in step 1 . And lift it up slightly, as shown in step 2 . Then release the latches, as shown in step 3 and step 4 , carefully to remove the upper case.
  • Page 92 Removing and replacing a FRU When installing: Make sure that the upper case edges, Note: After installing upper case, arrange antenna as 1 . If BMDC-3 is used, arrange antenna as 2 . MT1864/1865/2525/2526/2527/2528 shown in the step 1 , are under the frame.

  • Page 93: 1070 Fingerprint Board

    1070 Fingerprint board Note: Only for the models with fingerprint function. For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1050 Keyboard” on page 83 v “1060 Upper case” on page 86 Before removing fingerprint board, remove the two screws to remove the fingerprint bracket.
  • Page 94 Removing and replacing a FRU MT1864/1865/2525/2526/2527/2528...

  • Page 95: 1080 Backup Battery

    1080 Backup battery DANGER Use only the battery specified in the parts list for your computer. The use of an incorrect battery can result in ignition or explosion of the battery. For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive”...

  • Page 96: 1090 Lcd Module

    Removing and replacing a FRU 1090 LCD module For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1050 Keyboard”...
  • Page 97 Then remove the four screws as shown. Step Screw (quantity) M2 ×6 mm, nylon-coated (4) (continued) Removing and replacing a FRU Torque 0.196 Nm (2 kgfcm) ThinkPad X41...
  • Page 98 Removing and replacing a FRU Remove LCD module. MT1864/1865/2525/2526/2527/2528...

  • Page 99: 1100 Hard Disk Housing Assembly

    1100 Hard disk housing assembly For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1050 Keyboard” on page 83 v “1060 Upper case” on page 86 Step Screw (quantity) M2 ×8 mm, nylon-coated (2)

  • Page 100: 1110 Top Shielding

    Removing and replacing a FRU 1110 Top shielding For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...

  • Page 101: 1120 Lower Case

    Removing and replacing a FRU 1120 Lower case For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...
  • Page 102 Removing and replacing a FRU Remove the two screws at the bottom. Step Screw (quantity) M2 × 6 mm, nylon-coated (2) (continued) MT1864/1865/2525/2526/2527/2528 Torque 0.196 Nm (2 kgfcm)
  • Page 103 Remove lower case. Step Screw (quantity) M2 × 3.5 mm, nylon-coated (1) M2 × 3.5 mm, nylon-coated (2) (continued) Removing and replacing a FRU Torque 0.1372 Nm (1.4 kgfcm) 0.1372 Nm (1.4 kgfcm) ThinkPad X41...
  • Page 104 Removing and replacing a FRU When installing: Becareful to align with the 2 location notches. MT1864/1865/2525/2526/2527/2528...

  • Page 105: 1130 Fansink

    1130 Fansink For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...

  • Page 106: 2010 Lcd Bezel

    Removing and replacing a FRU 2010 LCD bezel For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...
  • Page 107 Remove LCD bezel. Step Screw (quantity) M2.5 × 5 mm, nylon-coated (2) M2 × 2.5 mm, nylon-coated (6) (continued) Removing and replacing a FRU Torque 0.294 Nm (3 kgfcm) 0.1568 Nm (1.6 kgfcm) ThinkPad X41...
  • Page 108 Removing and replacing a FRU When installing: first place the top edge under the frame, MT1864/1865/2525/2526/2527/2528 shown as 1 , then push the bezel down and secure with the latches, shown as 3...

  • Page 109: 2020 Lcd

    2020 LCD For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...

  • Page 110: 2030 Inverter Card

    Removing and replacing a FRU 2030 Inverter card For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...
  • Page 111 Removing and replacing a FRU When installing: Attach the inverter back to its original position, as shown in step 1 . And reconnect the LCD cable and inverter cable, as shown in step 2 . Then secure with the one screw, as shown in step 3 .

  • Page 112: 2040 Antenna L And Antenna R

    Removing and replacing a FRU 2040 Antenna L and antenna R For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3”...
  • Page 113 When installing: Put the antenna L in the two clips and (continued) Removing and replacing a FRU put the tape back to its original place, shown as 1 and 2 , before securing it with the two screws. 1 2b ThinkPad X41...
  • Page 114 Removing and replacing a FRU Remove the antenna R. Note: For FRU LCD 92P6687 (ID Tech), remove the antenna R (without gasket) as 5a . For FRU 92P6728 (Samsung), remove the antenna R (with gasket) as 5b Step Screw (quantity) M2 ×...
  • Page 115 Notes: 1. Choose the correct antenna R for LCD. Choose antenna R with gasket for FRU LCD 92P6728 (Samsung), while antenna R without gasket for FRU LCD 92P6687 (ID Tech). 2. When installing, align the antenna hook with the LCD edge to put the antenna R back to its original place, shown as 1 , and reattach the mylar, shown as 2 .

  • Page 116: 2050 Hinge L And Hinge R

    Removing and replacing a FRU 2050 Hinge L and hinge R For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3”...
  • Page 117 Remove hinge R. Step Screw (quantity) M2 × 2.5 mm, nylon-coated (2) Removing and replacing a FRU Torque 0.1568 Nm (1.6 kgfcm) ThinkPad X41...

  • Page 118: 2060 Bluetooth Antenna Cable

    Removing and replacing a FRU 2060 Bluetooth antenna cable For access, remove following FRUs, in order: v “1010 Battery pack” on page 77 v “1020 Hard disk drive” on page 78 v “1030 DIMM cover” on page 79 v “1040 Mini PCI adapter, DIMM, MDC-2, and BMDC-3” on page 80 v “1080 Backup battery”...

  • Page 119: Locations

    Locations Front view for X41 series Computer display System status indicators Power switch Security keyhole Modem connector Ethernet connector USB connector Infrared port SD card slot Stereo headphone jack Microphone jack PC card slot Fingerprint reader (for some models) TrackPoint button TrackPointing stick Access IBM button Volume and mute buttons...

  • Page 120: Rear View For X41 Series

    Locations Rear view for X41 series LCD latch Standby status indicators Battery status indicators Bluetooth status indicators AC Power connector External monitor connector Powered USB 2.0 connector MT1864/1865/2525/2526/2527/2528...

  • Page 121: Bottom View For X41 Series

    Bottom view for X41 series Hard disk drive Mini-PCI and memory door Docking connector Battery pack latches Battery pack Locations ThinkPad X41...

  • Page 122: Front View For X4 Ultrabase Dock

    Locations Front View for X4 UltraBase Dock Docking connector Power lock knob Power button Ultrabay latch Ultrabay status indicator Ultrabay eject lever Ultra Plus Note: The Ultrabay Slim accepts several storage devices, such as a DVD drive or a CD-RW drive, and also accepts an Ultrabay Slim carrier Security keyhole Foot...

  • Page 123: Rear View For X4 Ultrabase Dock

    Rear View for X4 UltraBase Dock AC-in port CRT port Serial port Parallel port RJ45 (ethernet connector) RJ11 (modem connector) USB connectors PS/2 (keyboard or mouse) connector Security keyhole System eject button System eject lever Locations ThinkPad X41...

  • Page 124: Parts List

    Parts list Parts list Overall MT1864/1865/2525/2526/2527/2528...
  • Page 125 v Each FRU is available for all types or models, unless specific types or models are specified. v A CRU (customer-replacable unit) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID column means the part is not a CRU.
  • Page 126 Parts list No. FRU Hard disk drive, 40 GB, 9.5 mm, 4,200 rpm with tray and screws OP v 1864-16x v 1865-17x v 2525-14x, 15x, 18x, 1Ax, 1Bx, 1Gx, 1Kx, 1Lx, 23x, 24x, 33x, 3Bx, 3Cx, 3Dx, 43x, 45x, 47x, 48x, 4Cx, 54x, 55x, 56x, 57x, 58x, 59x, 5Gx, 5Hx, 5Zx, 64x, 65X, 68x, 69x, 6Jx, A2x, A3x, A4x, A5x, A6x, A7x, A8x, A9x, B3x, C4x, C5x, C6x, D2x, D3x, D5x, D6x, E3x, E4x, E5x, E6x, E7x,...
  • Page 127 No. FRU ThinkPad Integrated 56K Modem (MDC-2) v 1864-1xx v 1865-1xx v 2525-1xx, 3xx, 5xx v 2526-1xx, 3xx, 5xx v 2527-1xx, 3xx, 5xx v 2528-1xx, 3xx, 5xx ThinkPad Integrated 56K Modem (MDC-2) v 2525-Axx, Cxx, Exx v 2526-Axx, Cxx, Exx v 2527-Axx, Cxx, Exx v 2528-Axx, Exx ThinkPad Integrated Bluetooth IV with...
  • Page 128 Parts list No. FRU Speaker kit X4 UltraBase OP — UltraBase security screw System board for LV 1.5 GHz Dothan Alviso 256 MB with security chip v 1864-1xx v 1865-1xx v 2525-1xx, 2xx v 2526-1xx v 2527-1xx, 2xx v 2528-1xx System board for LV 1.5 GHz Dothan Alviso 512 MB with security chip v 2525-3xx, 4xx, 5xx, 6xx...
  • Page 129 No. FRU Battery pack, Li-Ion, (8 cylindrical cell, 2.6 Ah) WW, Sanyo OP v 1864-16x v 1865-17x v 2525-18x, 1Ax, 1Bx, 1Gx, 1Kx, 24x, 3Bx, 3Cx, 3Dx, 45x, 47x, 48x, 54x, 55x, 56x, 57x, 58x, 59x, 5Ax, 5Bx, 5Cx, 5Dx, 5Ex, 5Hx, 5Jx, 5Zx, 68x, 69x, 6Bx, 6Cx, 6Hx, 6Jx, 6Kx, 6Lx, 6Mx, 6Nx v 2526-18x, 3Cx, 54x...
  • Page 130 Parts list No. FRU Intel PRO Wireless 2200BG Mini-PCI Adapter OP v 2525-14x, 15x, 1Ax, 1Bx, 1Gx, 1Kx, 23x, 24x, 33X, 3Cx, 43x, 45x, 47X, 53x, 54x, 64x, 68x, 6Bx, 6Dx, 6Jx, 6Lx, 6Mx (xxA, xxB, xxC, xxE, xxG, xxH, xxJ, xxK, xxL, xxM, xxP, xxQ, xxS, xxY) v 2526-3Cx, 54x, 5Zx (xxA, xxB, xxC, xxE, xxG, xxH, xxJ, xxK,...
  • Page 131 No. FRU Intel PRO Wireless 2200BG Mini-PCI Adapter OP v 2525-A3x, A4x, A5x, A6x, A7x, A8x, B3x, C3x, C4x, D2x, D3x, D5x, E2x, E4x, F2x, F3x, F7x, F9x, FBx, FEx, FFx, FTx (All except xxU, xxF) v 2526-2526-C3x, E2x (All except xxU, xxF) v 2527-ACx, ADx, B2x, C2x, D8x, F4x, FKx, FMx (All except xxU,...
  • Page 132 Parts list No. FRU Intel PRO Wireless 2915ABG Mini-PCI Adapter OP US, Canada v 2525-C5x, E3x, E5x, F4x, E9x, EBx, F5x, F6x, F8x, FAx, D6x, FCx, FDx, FGx (xxU) v 2527-EJx, FQx, B4x, FLx, FNx (xxU) v 2528-ELx, FPz, EMx, FRx, FSx (xxU) v 2525-C5x, E3x, E5x, F4x, E9x, EBx, F5x, F6x, F8x, FAx, D6x,...
  • Page 133 No. FRU ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter II OP v 2525-3DF, 3DM, 55F, 55M, 63G, 69M, 6CB, 6CH, 6NB, 6NH, 6NM EMEA v 2525-3Dx, 48X, 4Cx, 55x, 56x, 57x, 58x, 59x, 5Ax, 5Bx, 5Cx, 5Dx, 5Ex, 5Hx, 5Jx, 63x, 65X, 69x, 6Cx, 6Ex, 6Hx, 6Kx, 6Nx (xxA, xxC, xxG, xxK, xxP, xxV, xxY)

  • Page 134: Lcd Frus

    Parts list LCD FRUs 12.1-in. XGA TFT No. FRU LCD bezel assembly 12.1-in. TFT Antenna cable set Bluetooth antenna cable set LCD rear cover assembly, 12.1-in. TFT LCD hinge and bracket kit LCD cable assembly LCD cable assembly, Samsung LCD inverter card, AMBIT LCD inverter card, Sumida LCD inverter card, Sumida LCD inverter card, Foxconn...

  • Page 135: Keyboard

    Keyboard Language Arabic Belgian Chinese, Traditional Czech Danish Dutch English, U.K. English, U.S. French, Canadian French, Canadian (058) French, European German Greek Hungarian Hebrew Italian Japanese Korean Norwegian Polish Portuguese Russian Slovakian Slovenian Spanish, European Spanish, Latin American Swedish / Finnish Swiss Thailand Turkish...
  • Page 136 Parts list For Models-xxU, xxP, xxA, xxH, xxC, xxM, xxE, xxQ, xxF, xxG, xxJ, xxV, xxB, xxK, xxS, xxY Language Arabic Belgian Chinese, Traditional Czech Danish Dutch English, U.K. English, U.S. French, Canadian French, Canadian (058) French, European German Greek Hungarian Hebrew Italian...

  • Page 137: Recovery Cds

    Recovery CDs For Windows XP Professional Windows XP professional is preinstalled as the operating system in following models: v 1864-16x v 1865-17x v 2525-15x, 18x, 1Ax, 1Gx, 1Lx, 23x, 24x, 33x, 37x, 3Bx, 3Cx, 3Dx, 3Ex, 3Fx, 43x, 45x, 4Cx, 53x, 54x, 55x, 56x, 57x, 58x, 59x, 5Ax, 5Bx, 5Cx, 5Dx, 5Ex, 63x, 64x, 65x, 68x, 69x, 6Dx, 6Ex, 6Hx, 6Kx, 6Lx, 6Nx v 2526-18x, 3Cx, 54x...

  • Page 138: Miscellaneous Parts

    Parts list For Windows XP Home Edition Windows XP Home edition is preinstalled as the operating system in following models: v 2525-14x, 1Bx, 1Kx, 47x, 48x, 6Bx, 6Cx, 6Jx, 6Mx Language Chinese, Simplified Chinese, Traditional Chinese, Traditional (Hong Kong S.A.R.) English, U.S.

  • Page 139: Optional Frus

    Optional FRUs 256-MB DDR2-533 SDRAM SO-DIMM (PC2-4200) card 1-GB DDR2-533 SDRAM SO-DIMM (PC2-4200) card Hard disk drive with tray and screws 40 GB Hard disk drive with tray and screws 40 GB Intel PRO Wireless 2915ABG Mini-PCI Adapter Intel PRO Wireless 2915ABG Mini-PCI Adapter (EMEA) Intel PRO Wireless 2915ABG Mini-PCI Adapter (Japan)

  • Page 140: Ac Adapters

    Parts list AC adapters 2-pin (56 W, 16 V) AC adapter OP v Models-CTO, xxE, xxF, xxJ, xxP, xxS, xxU, xxY DELTA LITEON LITEON 3-pin (56 W, 16 V) AC adapter OP v Models-CTO, xxA, xxB, xxC, xxG, xxH, xxK, xxM, xxQ, xxV DELTA LITEON LITEON...

  • Page 141: Common Parts List

    ThinkPad Hardware Maintenance Diskette Version 1.71 or later Note: Download the file from the following Web site: http://www.lenovo.com/think/spm Power cords (system) A ThinkPad power cord for a specific country or region is usually available only in that country or region:...
  • Page 142 Parts list For 3-pin power cords: Country or region Australia and New Zealand China (P.R.C.) Denmark Europe Israel Italy Korea South Africa and India Switzerland U.K. U.S., Canada, and Thailand For Models-xxC, xxM, xxA, xxG, xxH, xxK Country or region Australia and New Zealand China (P.R.C.) Denmark...

  • Page 143: Telephone Cable

    Telephone cable Country or region Australia Austria Belgium Denmark Finland, Norway France Germany Italy Holland Switzerland Spain Sweden U.K., Ireland, New Zealand U.S., Canada, Japan, Taiwan, APS, Latin America, Brazil Parts list 27L0467 27L0449 27L0451 27L0447 27L0446 27L0443 27L0441 27L0448 27L0444 27L0462 27L0450...

  • Page 144: Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally...
  • Page 145 Web sites. The materials at those Web sites are not part of the materials for this Lenovo product, and use of those Web sites is at your own risk. Any performance data contained herein was determined in a controlled environment.

  • Page 146: Trademarks

    Trademarks Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkLight ThinkPad ThinkPad Port Replicator TrackPoint Ultrabay The following terms are trademarks of the International Business Machines Corporation in the United States, other...
  • Page 147 Trademarks ThinkPad X41...
  • Page 148 Part Number: 39T5971 (1P) P/N: 39T5971...

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