Page 1 ThinkPad Computer Hardware Maintenance Manual July 2005 This manual supports: ThinkPad X41 Tablet (MT 1866, 1867, 1869) ThinkPad X4 Dock (MT 2506)
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
Numeric error codes . . 55 Error messages . 62 Beep symptoms . . 64 No-beep symptoms . . 64 LCD-related symptoms . . 65 Intermittent problems . . 66 Undetermined problems . . 66 © Lenovo 2005. Portions © IBM Corp. 2005.
Page 4 FRU replacement notices . 67 Screw notices . . 67 Retaining serial numbers . . 68 Removing and replacing a FRU . . 71 1010 Battery pack . . 72 1020 Hinge cap . 73 1030 Hard disk drive . .
Page 5: About This Manual
About this manual This manual contains service and reference information for ThinkPad X41 Tablet (MT 1866/1867/1869) product. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is divided into sections as follows: v The common sections provide general information, guidelines, and safety information required in servicing computers.
Page 6 MT1866/1867/1869...
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
Important service information 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 (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 Products marketed after June June 2006 2006 Current or Replacement Current or Replacement original part original part Non-RoHS Can be Must be RoHS Must be RoHS Non-RoHS Non-RoHS Can be RoHS Non-RoHS Can sub to RoHS RoHS Must be RoHS...
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
Safety information 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: Another person must be there to switch 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.
Page 27: Safety Inspection Guide
Safety information 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.
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 Laser compliance statement 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...
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
When you do return a FRU, you must include the following information in the parts exchange form or parts return form that you attach to it: __ 1. Name and phone number of servicer __ 2. Date of service © Lenovo 2005. Portions © IBM Corp. 2005.
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 pre-installed system When the hard disk drive is replaced because of a failure, no Product Recovery program is on the new hard disk. In this case, you must use the recovery CD for the computer.
Page 36: 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 37: Supervisor Password
Related service information Supervisor password A supervisor password (SVP) protects the system information stored in the BIOS Setup Utility. The SVP must be entered in order to get access to the BIOS Setup Utility and make changes to system configuration settings. Attention: If the SVP has been forgotten and cannot be made available to the servicer, there is no service...
Page 38: Power Management
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 39: Standby Mode
Related service information 3. If the time set on the “Turn off monitor” timer in the operating system expires, v The LCD backlight turns off. To end screen blank mode and resume normal operation, press any key. Standby mode When the computer enters standby mode, the following events occur in addition to what occurs in screen blank mode: v The LCD is powered off.
Page 40: Hibernation Mode
Related service information Note: The computer does not accept any input immediately after it enters standby mode. Wait a few seconds before taking any action to reenter operation mode. Hibernation mode In hibernation mode, the following occurs: v The system status, RAM, VRAM, and setup data are stored on the hard disk.
Page 41: 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 42 Checkout guide Creating the PC-Doctor diagnostics diskette In X41 series, the PC-Doctor disk can be created by using the Access IBM Predesktop Area. To create the PC-Doctor disk from the Access IBM Predesktop Area, do as follows: 1. Enter the Predesktop application by pressing the Access IBM button during POST.
Page 43 Checkout guide 3. Select Diagnostics with the arrow keys, and press Enter. A pull-down menu appears. (Its exact form depends on the model.) Note: PC-Doctor menu does not mean the formal support device list. Some unsupported device names may appear in the PC-Doctor menu. The options on the test menu are as follows: Diagnostics Interactive Tests...
Page 44: Detecting System Information With Pc-Doctor
Checkout guide Note: After executing PC-Doctor, check the system time/date and reset them if needed. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information...
Page 45: Checking The Ac Adapter
Checkout guide Checking the ac adapter You are here because the computer fails only when the ac adapter is used: v If the power problem occurs only when the port replicator is used, replace the port replicator. v If the power-on indicator does not turn on, check the power cord of the ac adapter for correct continuity and installation.
Page 46: Checking The Backup Battery
Checkout guide of its capacity. This protects the battery pack from being overcharged or from having a shortened life. To check the status of your battery, move your cursor to the Power Meter icon in the icon tray of the Windows taskbar and wait for a moment (but do not click), and the percentage of battery power remaining is displayed.
Page 47 Checkout guide 5. Measure the voltage of the backup battery. See the following figure. Red (+) Wire Voltage (V dc) +2.5 to +3.2 Black Ground Black (-) v If the voltage is correct, replace the system board. v If the voltage is not correct, replace the backup battery. v If the backup battery discharges quickly after replacement, replace the system board.
Page 48 Checkout guide MT1866/1867/1869...
Page 49: Thinkpad X41 Tablet
Rear view for X41 series . 113 Bottom view for X41 series . . 114 Front View for X4 Dock . . 115 Rear View for X4 Dock . . 116 Parts list . . 117 © Lenovo 2005. Portions © IBM Corp. 2005.
Page 50 Overall . . 117 LCD FRUs . 122 12.1-in. XGA TFT . 122 Keyboard . . 124 Recovery CDs . 125 For Windows XP Tablet . . 125 Miscellaneous parts . . 126 AC adapters . . 126 Common parts list . .
Page 51: Product Overview
20.0 GB, 1.8-inch, IDE interface v 30.0 GB, 1.8-inch, IDE interface v 40.0 GB, 1.8-inch, IDE interface v 60.0 GB, 1.8-inch, IDE interface Display v 12.1-inch, 16M colors, super wide viewing angle XGA (1024 × 768 resolution) TFT color LCD (continued) ThinkPad X41 Tablet...
Page 52 Product overview Feature Description I/O port (system) v External monitor connector v RJ11 connector v RJ45 connector v Stereo headphone jack v Monaural microphone jack v Universal serial bus (USB) connector × 2 v PCMCIA cardbus v Infrared port v Docking connector v DC-in v Bluetooth antenna (Bluetooth models only)
Page 53: Status Indicators For X41 Tablet
Wireless is operational and radio status on state. This indicator is on when the data is transmitted. Bluetooth Green: The Bluetooth is operational. This status indicator is on when the Bluetooth is on and not in suspend mode. (continued) ThinkPad X41 Tablet...
Page 54 Product overview Indicator Meaning Num lock 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. Caps lock Green: Caps Lock mode is enabled. To enable or disable Caps Lock mode, press the Caps Lock key.
Page 55: Fru Tests
If the pointer stops after a short time, no service action is necessary. If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse (continued) ThinkPad X41 Tablet...
Page 56 Product overview Applicable test Hard disk drive Diagnostics --> Fixed Disks Diskette drive 1. Diagnostics --> Diskette Drives 2. Interactive Tests --> Diskette CD-ROM or 1. Diagnostics --> Other Devices --> DVD drive CD-ROM/DVD 2. Interactive Tests --> CD-ROM/DVD Test Memory 1.
Page 57: Fn Key Combinations
(the Extend desktop function). 2. This function does not work while a DVD movie or a video clip is playing. 3. For Windows 2000 or Windows XP, a hotkey application might take over the switching function. (continued) ThinkPad X41 Tablet...
Page 58 Product overview Description combination Fn+F8 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. In ACPI OS (Windows XP, Windows 2000, and later), this function is not supported.
Page 59: Symptom-To-Fru Index
System Security—The system and then save current has been tampered with. setting by pressing F10. 2. System board. 0177 System board Bad SVP data, stop POST task—Checksum of the supervisor password in the EEPROM is not correct. (continued) ThinkPad X41 Tablet...
Page 60 Symptom-to-FRU index Symptom or error FRU or action, in sequence 0182 1. Run BIOS Setup Utility. Bad CRC2. Enter BIOS Setup Press F9, and Enter to and load Setup load the default setting. defaults.—Checksum of the Then save current setting CRS2 setting in the EEPROM by pressing F10.
Page 61 2. System board. 0200 1. Reseat the hard disk Failure Fixed Disk—Fixed disk drive. is not working or not configured 2. Load Setup Defaults in properly. BIOS Setup Utility. 3. Hard disk drive. 4. System board. (continued) ThinkPad X41 Tablet...
Page 62 Symptom-to-FRU index Symptom or error FRU or action, in sequence 0210 Enter here. Stuck key—Stuck key on keyboard 0211 Run interactive tests of the Keyboard error—Keyboard not keyboard and the auxiliary working. input device. 0212 Replace keyboard controller.. Keyboard Controller Failed—Keyboard controller failed test.
Page 63 B: not correctly 3. I/O card. identified in Setup. 4. Run setup 02D0 On older boards, check the System cache error.—RAM cache jumpers. You may have cache failed and BIOS disabled to replace the cache the cache (continued) ThinkPad X41 Tablet...
Page 64 Symptom-to-FRU index Symptom or error FRU or action, in sequence 02F0 CPU ID.—CPU socket number for Multi-Processor error 02F4 1. Load Setup Defaults in EISA CMOS not BIOS Setup Utility. writable—ServerBIOS2 test 2. Replace the backup battery. error: Cannot write to EISA 3.
Page 65 Area again. 4. If item 3 failed, select CD-ROM boot in Startup in Access IBM Predesktop Area. Boot from Recovery CD and perform full recovery from it. 5. If item 4 failed, replace the hard disk drive. ThinkPad X41 Tablet...
Page 66: Error Messages
Symptom-to-FRU index Error messages Symptom or error FRU or action, in sequence Device address conflict. 1. Load “Setup Defaults” in BIOS Setup Utility. 2. Backup battery. 3. System board. Allocation error for device. 1. Load “Setup Defaults” in BIOS Setup Utility. 2.
Page 67 -> wakeup. The docking correctdocking station, press F4 is configured by OS. to normal boot WRONG MEMORY: Serial Shut system down.(Stop this Presence Detected (SPD) point). indicates 66MHz Memory. This processor requires 100MHz memory. Shut system down. ThinkPad X41 Tablet...
Page 68: Beep Symptoms
Symptom-to-FRU index Beep symptoms Symptom or error FRU or action, in sequence One beep and a blank, 1. Reseat the LCD unreadable, or flashing LCD. connector. 2. LCD assembly. 3. External CRT. 4. System board. One long and two short beeps, 1.
Page 69: Lcd-Related Symptoms
1. See important note for v Characters missing pixels. “LCD-related symptoms.” v Screen abnormal. 2. Reseat all LCD connectors. v Wrong color displayed. 3. LCD assembly. 4. System board. Horizontal or vertical lines LCD assembly. displayed on LCD. ThinkPad X41 Tablet...
Page 70: Intermittent Problems
Symptom-to-FRU index 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 71: Fru Replacement Notices
Turn an additional 180 degrees after the screw head touches the surface of the logic card: 180 degrees more (Cross-section) v Torque driver If you have a torque driver, refer to the “Torque” column for each step. ThinkPad X41 Tablet...
Page 72: Retaining Serial Numbers
FRU replacement notices 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 73: Retaining The Uuid
ECA applied to it. 1. Insert the ThinkPad Hardware Maintenance Diskette Version 1.71 or later, and restart the computer. 2. From the main menu, select 6. Set ECA Information. ThinkPad X41 Tablet...
Page 74 FRU replacement notices 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 75: Removing And Replacing A Fru
The system board is sensitive to, and can be damaged by, electrostatic discharge. Before touching it, establish personal grounding by touching a ground point with one hand or by using an electrostatic discharge (ESD) strap (P/N 6405959). ThinkPad X41 Tablet...
Page 76: 1010 Battery Pack
Removing and replacing a FRU 1010 Battery pack DANGER Use only the battery specified in the parts list for your computer. Any other battery could ignite or explode. MT1866/1867/1869...
Page 77: 1020 Hinge Cap
Removing and replacing a FRU 1020 Hinge cap For access, remove following FRU: v “1010 Battery pack” on page 72 (continued) ThinkPad X41 Tablet...
Page 78 Removing and replacing a FRU (continued) MT1866/1867/1869...
Page 79 Removing and replacing a FRU When installing: Make hinge cap parallel to LCD, and then pullup hinge to install well. ThinkPad X41 Tablet...
Page 80: 1030 Hard Disk Drive
Removing and replacing a FRU 1030 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 81 Removing and replacing a FRU When installing: Make sure that the hard disk is connected firmly. ThinkPad X41 Tablet...
Page 82: 1040 Dimm Cover
Removing and replacing a FRU 1040 DIMM cover For access, remove following FRU: v “1010 Battery pack” on page 72 Note: Loosen the screws 1 , but do not remove them. Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, Black 0.157 Nm nylon-coated (3)
Page 83: 1050 Mini Pci Adapter
Removing and replacing a FRU 1050 Mini PCI adapter For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1040 DIMM cover” on page 78 ThinkPad X41 Tablet...
Page 84: 1060 Dimm
Removing and replacing a FRU 1060 DIMM For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1040 DIMM cover” on page 78 MT1866/1867/1869...
Page 85: 1070 Mdc-2
“1040 DIMM cover” on page 78 MDC-2 (IBM Integrated 56K Modem) Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, Silver 0.196 Nm nylon-coated (2) (2 kgfcm) When installing: Route the modem cable as shown below ThinkPad X41 Tablet...
Page 86: 1080 Bmdc-3
Removing and replacing a FRU 1080 BMDC-3 For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1040 DIMM cover” on page 78 BMDC (IBM Integrated Bluetooth IV with 56K Modem) Step Screw (quantity) Color Torque M2 ×...
Page 87: 1090 Keyboard
For access, remove following FRU: v “1010 Battery pack” on page 72 Remove 6 screws with keyboard icon to remove keyboard. Step Icon Screw (quantity) Color Torque M2 × 6 mm, wafer-head, Black 0.196 Nm nylon-coated (6) (2 kgfcm) (continued) ThinkPad X41 Tablet...
Page 88 Removing and replacing a FRU Gently push the keyboard forward, as shown in step 2 . Then lift up the keyboard slightly, as shown in step 3 . Detach the keyboard connector to remove the keyboard. MT1866/1867/1869...
Page 89 3 . 4. Secure the keyboard by tightening the screws from the bottom side of the computer. ThinkPad X41 Tablet...
Page 90: 1100 Upper Case
Removing and replacing a FRU 1100 Upper case For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1090 Keyboard” on page 83 Step Screw (quantity) Color Torque M2 × 6 mm, wafer-head, Black 0.196 Nm nylon-coated (9) (2 kgfcm) M2 ×...
Page 91 Removing and replacing a FRU Detach microphone cable, as shown in step 3 . Gently lift upper case up, as shown in step 4 and 5 , to remove upper case. (continued) ThinkPad X41 Tablet...
Page 92 Removing and replacing a FRU When installing: Follow the steps below to make sure that the upper case is installed firmly. Note: After installing the upper case, route the wireless LAN antenna cable as shown in 3a . Note: For the models have BMDC-3, route the wireless LAN antenna cable and the Bluetoogh antenna cable as shown in 3b .
Page 93: 1110 Backup Battery
Any other battery could ignite or explode. For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1090 Keyboard” on page 83 When installing: Make sure that the battery connector is attached firmly. ThinkPad X41 Tablet...
Page 94: 1120 Lcd Assembly
Removing and replacing a FRU 1120 LCD assembly For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1030 Hard disk drive” on page 76 v “1070 MDC-2” on page 81 v “1090 Keyboard” on page 83 v “1100 Upper case”...
Page 95 Removing and replacing a FRU Step Screw (quantity) Color Torque M2.5 × 5 mm, wafer-head, Black 0.294 Nm nylon-coated (2) (3 kgfcm) M2.5 × 5 mm, wafer-head, Black 0.294 Nm nylon-coated (2) (3 kgfcm) (continued) ThinkPad X41 Tablet...
Page 96 Removing and replacing a FRU MT1866/1867/1869...
Page 97: 1130 Hard Disk Housing Assembly
“1090 Keyboard” on page 83 v “1100 Upper case” on page 86 Step Screw (quantity) Color Torque M2 × 8 mm, wafer-head, Silver 0.196 Nm nylon-coated (2) (2 kgfcm) M2 × 3.5 mm, wafer-head, Silver 0.196 Nm nylon-coated (2) (2 kgfcm) ThinkPad X41 Tablet...
Page 98: 1140 Top Shielding
Removing and replacing a FRU 1140 Top shielding For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1030 Hard disk drive” on page 76 v “1040 DIMM cover” on page 78 v “1070 MDC-2” on page 81 v “1110 Backup battery”...
Page 99: 1150 System Board
“1100 Upper case” on page 86 v “1130 Hard disk housing assembly” on page 93 v “1140 Top shielding” on page 94 Before removing system board, remove speaker cable first. When installing:: Make sure that the speaker cable is firmly connected. (continued) ThinkPad X41 Tablet...
Page 100 Removing and replacing a FRU Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, Silver 0.1372 Nm nylon-coated (2) (1.4 kgfcm) (continued) MT1866/1867/1869...
Page 101 Removing and replacing a FRU When installing: Attach the system board so that the two small projections a and b on the base cover fit into the holes provided, and then secure the system board with the screw. ThinkPad X41 Tablet...
Page 102: 1160 Fansink
Removing and replacing a FRU 1160 Fansink For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1030 Hard disk drive” on page 76 v “1040 DIMM cover” on page 78 v “1070 MDC-2” on page 81 v “1110 Backup battery”...
Page 103 Removing and replacing a FRU For models with LV processor Step Screw (quantity) Color Torque M2 × 7.3 mm, wafer-head, Silver 0.196 Nm nylon-coated (4) (2 kgfcm) M2 × 3.5 mm, wafer-head, Silver 0.196 Nm nylon-coated (2) (2 kgfcm) ThinkPad X41 Tablet...
Page 104: 2010 Lcd Bezel
Removing and replacing a FRU 2010 LCD bezel For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1020 Hinge cap” on page 73 For models without fingerprint card For models with fingerprint card Step Screw (quantity) Color Torque...
Page 105 Removing and replacing a FRU For models without fingerprint card For models with fingerprint card (continued) ThinkPad X41 Tablet...
Page 106 Removing and replacing a FRU When installing: The replacement bezel should have adhesive pre-applied; therefore, remove the covering from the bezel to expose the adhesive, and then place the top edge under the frame, shown as 1 , then push the bezel down and secure with the latches firmly.
Page 107: 2020 Hinge
“1120 LCD assembly” on page 90 v “1020 Hinge cap” on page 73 v “2010 LCD bezel” on page 100 Step Screw (quantity) Color Torque M2.5 × 5 mm, wafer-head, Black 0.294 Nm nylon-coated (2) (3 kgfcm) (continued) ThinkPad X41 Tablet...
Page 108 Removing and replacing a FRU When installing: Fold the cable, shown as 1 , then insert the cable into hinge, shown as MT1866/1867/1869...
Page 109: 2030 Inverter Card
“1010 Battery pack” on page 72 v “1020 Hinge cap” on page 73 v “2010 LCD bezel” on page 100 Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, Silver 0.1568 Nm nylon-coated (3) (1.6 kgfcm) (continued) ThinkPad X41 Tablet...
Page 110 Removing and replacing a FRU When installing: Make sure that all the connectors attached firmly. MT1866/1867/1869...
Page 111: 2040 Lcd
“1020 Hinge cap” on page 73 v “2010 LCD bezel” on page 100 v “2030 Inverter card” on page 105 Step Screw (quantity) Color Torque M2 × 3.5 mm, wafer-head, Silver 0.196 Nm nylon-coated (4) (2 kgfcm) (continued) ThinkPad X41 Tablet...
Page 112 Removing and replacing a FRU MT1866/1867/1869...
Page 113: 2050 Wireless Lan Antenna Cables And Bluetooth Antenna Cable
Torque M2 × 3.5 mm, wafer-head, Silver 0.1568 Nm nylon-coated (1) (1.6 kgfcm) M2 × 3.5 mm, wafer-head, Silver 0.1568 Nm nylon-coated (2) (1.6 kgfcm) M2 × 3.5 mm, wafer-head, Silver 0.1568 Nm nylon-coated (1) (1.6 kgfcm) ThinkPad X41 Tablet...
Page 114: 2060 Digitizer Assembly
Removing and replacing a FRU 2060 Digitizer assembly For access, remove following FRUs, in order: v “1010 Battery pack” on page 72 v “1030 Hard disk drive” on page 76 v “1040 DIMM cover” on page 78 v “1070 MDC-2” on page 81 v “1110 Backup battery”...
Page 115 When installing: If digitizer board is defective and needs to be replaced, remove protection sheet from tape before attaching digitizer board to rear side of LCD module as shown. Tpae can be reused if there is no need to replace digitizer board. ThinkPad X41 Tablet...
Page 116: Locations
Locations Locations Front view for X41 series Computer display Power switch Fingerprint reader (for some models) Security keyhole Modem connector Ethernet connector USB connector Infrared port SD card slot Stereo headphone jack Microphone jack PC card slot TrackPoint stick Access IBM button System status indicators MT1866/1867/1869...
Page 117: Rear View For X41 Series
Locations Rear view for X41 series Tablet digitizer pen Powered USB 2.0 connector External monitor connector AC Power connector ThinkPad X41 Tablet...
Page 118: Bottom View For X41 Series
Locations Bottom view for X41 series Hard disk drive Mini-PCI and memory door Docking connector Battery pack latches Battery pack MT1866/1867/1869...
Page 119: Front View For X4 Dock
Eject button Docking connector Ultrabay latch Ultrabay slim device Note: The Ultrabay slim device accepts several storage devices, such as a DVD drive, a CD-RW / DVD combo drive, or a second hard disk drive. Adjuster Stereo speakers ThinkPad X41 Tablet...
Page 120: Rear View For X4 Dock
Locations Rear View for X4 Dock Security lock key Power jack Security keyhole Keyboard/mouse connector USB connectors Modem connector Ethernet connector Parallel connector Serial connector External monitor connector MT1866/1867/1869...
Page 121: Parts List
Parts list Parts list Overall ThinkPad X41 Tablet...
Page 122 Parts list 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 123 Lower case with label, 1867 EMEA 26R9325 Lower case with label, 1867 Taiwan 26R9326 Lower case with label, 1867 China 26R9327 Lower case with label, 1869 WW 26R9333 v 1869-All, except xxK Lower case with label, 1869 Korea 26R9334 v 1869-xxK (continued) ThinkPad X41 Tablet...
Page 124 Parts list No. FRU Lower case with label, 1869 EMEA 26R9335 Lower case with label, 1869 Taiwan 26R9336 Lower case with label, 1869 China 26R9337 Speaker kit 39T0802 X4 Dock assembly 26R8536 — Adjuster 26R8537 — X4 Dock security screw 13N5332 System board for LV 1.5 GHz Dothan 39T0379...
Page 125 Backup battery (3 V with wire) 92P1004 Track point cap set 91P9642 Cable assembly kit, RJ11 91P6831 Fingerprint card 39T0422 v 1866-5xx, 6xx v 1867-5xx, 6xx v 1869-5Cx Fingerprint cable 91P6926 v 1866-5xx, 6xx v 1867-5xx, 6xx v 1869-5Cx 39T0803 ThinkPad X41 Tablet...
Page 126: Lcd Frus
Parts list LCD FRUs 12.1-in. XGA TFT MT1866/1867/1869...
Page 127 26R9164 LCD cable assembly 91P6927 LCD inverter card 39T0423 LCD unit 12.1-in. XGA with protection 92P6763 plate assembly AG/AR LCD icon plate X41Tablet 26R9171 Center latch assembly (LCD side) 26R9159 Digitizer assembly 39T0805 Digitizer cable assembly 91P6928 ThinkPad X41 Tablet...
Page 128: Keyboard
Parts list Keyboard Language P/N (NMB) P/N (Chicony) Arabic 93P4608 93P4666 Belgian 93P4602 93P4660 Chinese, Traditional 93P4630 93P4688 Czech 93P4618 93P4676 Danish 93P4596 93P4654 Dutch 91P8329 93P4648 English, U.K. 91P8325 93P4644 English, U.S. 91P8319 93P4638 French, Canadian 91P8321 93P4640 French, Canadian (058) 93P4748 93P4749 French, European...
Page 129: Recovery Cds
English, U.K. 39K8955 English, U.S. 39K8951 Finnish 39K8964 French 39K8952 German 39K8953 Hungarian 39K8969 Italian 39K8957 Japanese 39K8958 Korean 39K8972 Norwegian 39K8959 Polish 39K8965 Portuguese, Brazilian 39K8956 Russian 39K8966 Slovenian 39K8968 Spanish 39K8954 Swedish 39K8960 Turkish 39K8967 ThinkPad X41 Tablet...
Page 130: Miscellaneous Parts
Parts list Miscellaneous parts Screw pack: 26R9169 N v Screw wafer M2 x 8 Ni (54) v Screw MAC wafer M2 x 2.5 ZN (54) v Screw MACH wafer M2 x 6 ZN (54) v Screw M2.5 x 5 wafer B-ZN (54) v Screw hex nut with washer and Nylok # 4 (54) v Screw MACH wafer M2 x 3.5 ZN (54)
Page 131: Common Parts List
Power cords (system) A ThinkPad power cord for a specific country or region is usually available only in that country or region: For 2-pin power cords: Country or region Argentina 36L8870 Japan 74P4331 US and Canada 13H5264 ThinkPad X41 Tablet...
Page 132: Telephone Cable
Parts list For 3-pin power cords: Country or region Australia and New Zealand 76H3514 ** China (P.R.C.) 02K0539 Denmark 76H3520 Europe 76H3518 Israel 76H3532 Italy 76H3530 Korea 76H3535 South Africa and India 76H3522 Switzerland 76H3528 U.K. 76H3524 U.S., Canada, and Thailand 76H3516 Telephone cable Country or region...
Page 133: 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 134 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 135: Trademarks
Trademarks Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkPad ThinkPad Port Replicator TrackPoint Ultrabay The following terms are trademarks of the International Business Machines Corporation in the United States, other...
Page 136 Part Number: 39T6187 (1P) P/N: 39T6187...

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Thinkpad x4 Thinkpad x41 tablet mt 1866 Thinkpad x4 dock mt 2506 Thinkpad x41 tablet mt 1867 Thinkpad x41 tablet mt 1869