Lenovo X41 manual Safety notice, 14 MT1864/1865/2525/2526/2527/2528

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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. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery.

La pile de sauvegarde contient du lithium. Elle présente des risques d’incendie, d’explosion ou de brûlures graves. Ne la rechargez pas, ne retirez pas son connecteur polarisé et ne la démontez pas. Ne l’exposez pas à une temperature supérieure à 100°C, ne la faites pas brûler et n’en exposez pas le contenu à l’eau. Mettez la pile au rebut conformément à la réglementation en vigueur. Une pile inappropriée risque de prendre feu ou d’exploser.

Die Systembatterie ist eine Lithiumbatterie. Sie kann sich entzünden, explodieren oder schwere Verbrennungen hervorrufen. Batterien dieses Typs dürfen nicht aufgeladen, zerlegt, über 100 C erhitzt oder verbrannt werden. Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden. Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten. Beim Ersetzen der Batterie nur Batterien des Typs verwenden, der in der Ersatzteilliste aufgeführt ist. Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen.

(continued)

14MT1864/1865/2525/2526/2527/2528

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Contents ThinkPad Computer Hardware Maintenance Manual Page Contents Recovery CDs 2060 Bluetooth antenna cableParts list Common parts listAbout this manual MT1864/1865/2525/2526/2527/2528 Important service information Before replacing partsStrategy for replacing FRUs Strategy for replacing a hard disk drive How to use error messagesDynamic Configure To Order CTO Custom Model Variant CMVFRU identification for CTO, CMV, and GAV products Using PEWUsing eSupport General Announce Variant GAVUsing the HMM Important information about replacing RoHS compliant FRUs Safety notices multilingual translations Diskette compatibility matrixRelated web URLs are Safety notice 10 MT1864/1865/2525/2526/2527/2528 Continuation of safety notice 12 MT1864/1865/2525/2526/2527/2528 Continuation of safety notice 14 MT1864/1865/2525/2526/2527/2528 Continuation of safety notice Safety notice Safety notice 18 MT1864/1865/2525/2526/2527/2528 Introduction Safety information General safetyElectrical safety Safety information Safety inspection guide Safety information Grounding requirements Laser compliance statement Laser compliance statement 28 MT1864/1865/2525/2526/2527/2528 Read this first What to do firstFollowing are not covered under warranty Creating a Recovery Repair diskette Related service informationService Web site Restoring the preloaded system Ordering the recovery CDProduct Recovery program Select Create a Recovery Repair diskette. Press EnterFollow the on-screen instructions Reinstall the Product Recovery program? Y/N Using the recovery CDTo create the service partition Install preloaded system from CDRecovering the hard disk to original contents Recovering the hard disk using the recovery CD Double-clickRecover to factory contentsSecurity IBM- Predesktop Area-Disabled Reinstall the Product Recovery program? Y/N Hard disk password PasswordsPower-on password Supervisor passwordSelect Power-On Password How to remove the power-on passwordHow to remove the hard disk password To remove a POP that you have forgotten, do the followingStandby mode Power managementScreen blank mode Select Master HDPHibernation mode Related service information Testing the computer Checkout guideCreating the PC-Doctor diagnostics diskette Diagnostics Interactive Tests 44 MT1864/1865/2525/2526/2527/2528Hardware Info Power system checkoutDetecting system information with PC-Doctor UtilityChecking the ac adapter Checking operational chargingPin Voltage V dc Do the following General descriptions Checking the battery packChecking the backup battery Terminal Voltage V dcWire Voltage V dc Red + BlackThinkPad 12.1-in. XGA TFTPage Product overview SpecificationsFeature Description ThinkPad X4152 MT1864/1865/2525/2526/2527/2528 CDCStatus indicators for Indicator MeaningGreen Orange 54 MT1864/1865/2525/2526/2527/2528Blinking green Blinking orangeFRU tests Following table shows the test for each FRU56 MT1864/1865/2525/2526/2527/2528 Fn key combinations 58 MT1864/1865/2525/2526/2527/2528 Symptom-to-FRU index Numeric error codes60 MT1864/1865/2525/2526/2527/2528 Then save current 62 MT1864/1865/2525/2526/2527/2528 Battery and run Bios 64 MT1864/1865/2525/2526/2527/2528 Recover to Factory Symptom or error FRU or action, in sequence 2010 66 MT1864/1865/2525/2526/2527/2528Error messages 68 MT1864/1865/2525/2526/2527/2528 Beep symptoms LCD-related symptoms 70 MT1864/1865/2525/2526/2527/2528Intermittent problems Undetermined problemsPlastic to plastic FRU replacement noticesScrew notices Logic card to plasticRetaining serial numbers Restoring the serial number of the system unitSelect 2. Read S/N data from Eeprom Retaining the Uuid Reading or writing the ECA informationFRU replacement notices Removing and replacing a FRU 76 MT1864/1865/2525/2526/2527/2528Battery pack Hard disk drive Step Screw quantity TorqueDimm cover Step Screw quantity Torque M2 ×3 mm 157 Nm KgfcmMini PCI adapter, DIMM, MDC-2, and BMDC-3 M2 × 3.5 mm, nylon-coated 196 Nm Kgfcm Removing and replacing a FRU Keyboard Gently push the keyboard forward, as shown in step Removing and replacing a FRU Upper case 86 MT1864/1865/2525/2526/2527/2528Removing and replacing a FRU Removing and replacing a FRU Fingerprint board 90 MT1864/1865/2525/2526/2527/2528 Backup battery LCD module 92 MT1864/1865/2525/2526/2527/2528Then remove the four screws as shown Remove LCD module 94 MT1864/1865/2525/2526/2527/2528 Hard disk housing assembly Top shielding 96 MT1864/1865/2525/2526/2527/2528Lower case Remove the two screws at the bottom 98 MT1864/1865/2525/2526/2527/2528Remove lower case Removing and replacing a FRU Fansink LCD bezel Remove LCD bezel Removing and replacing a FRU 2020 LCD Inverter card Reconnect the LCD cable and inverter Antenna L and antenna R 108 MT1864/1865/2525/2526/2527/2528Removing and replacing a FRU 110 MT1864/1865/2525/2526/2527/2528 Removing and replacing a FRU Hinge L and hinge R 112 MT1864/1865/2525/2526/2527/2528Remove hinge R Bluetooth antenna cable Locations Front view for X41 series Rear view for X41 series Bottom view for X41 series Front View for X4 UltraBase Dock Rear View for X4 UltraBase Dock Parts list Overall 120 MT1864/1865/2525/2526/2527/2528121 122 MT1864/1865/2525/2526/2527/2528 No. FRUMB DDR2-533 Sdram SO-DIMM 124 MT1864/1865/2525/2526/2527/2528 FRU CRUThinkPad X41 126 MT1864/1865/2525/2526/2527/2528 ThinkPad X41 128 MT1864/1865/2525/2526/2527/2528 Emea LCD FRUs 12.1-in. XGA TFT130 MT1864/1865/2525/2526/2527/2528 Keyboard 132 MT1864/1865/2525/2526/2527/2528 LanguageChicony Recovery CDs For Windows XP ProfessionalMiscellaneous parts For Windows XP Home Edition134 MT1864/1865/2525/2526/2527/2528 Optional FRUs AC adapters 136 MT1864/1865/2525/2526/2527/2528Power cords system For Models-xxU, xxF, xxS, xxP, xxJ, xxE, xxYCountry or region For Models-xxC, xxM, xxA, xxG, xxH, xxK 138 MT1864/1865/2525/2526/2527/2528Telephone cable Page Page Trademarks ThinkPad X41 Part Number 39T5971
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X41 specifications

The Lenovo X41, a notable entry in the ThinkPad series, was introduced as a lightweight and portable laptop ideal for business professionals and casual users alike. This device gained recognition for its reliability, innovative features, and robust performance, making it a sought-after option during its time.

One of the primary highlights of the Lenovo X41 is its form factor. Weighing in at just around 3.5 pounds, it epitomizes portability without compromising on functionality. The 12.1-inch XGA display provides a balance between screen real estate and travel-friendly dimensions. This size makes it convenient for users who frequently move between meetings or travel for work.

Powering the X41 is Intel's Centrino technology, which integrates the processor, chipset, and wireless capabilities into a cohesive unit. This not only optimizes performance but also enhances battery life, enabling users to work longer without plugging in. The model typically features a robust Intel Pentium M processor, available in various configurations, giving users options in terms of speed and efficiency.

The design of the X41 adheres to the iconic ThinkPad aesthetic, characterized by its black casing, rugged build, and the famous red TrackPoint mouse in the center of the keyboard. This keyboard is spill-resistant, which adds an extra layer of protection against accidents. Users appreciate the tactile feedback and comfort offered by the keys, making it suitable for extended typing sessions.

In terms of connectivity, the Lenovo X41 is equipped with various ports, including USB, Ethernet, and an optional docking station for enhanced capabilities. Additionally, the laptop includes integrated Wi-Fi for seamless wireless connectivity, an essential feature for modern business environments.

Security is another noteworthy aspect of the Lenovo X41. It typically features a fingerprint reader, a function that enhances user authentication and data protection.

Overall, the Lenovo X41 stands out due to its combination of portability, performance, and essential features tailored for users on the go. Its design emphasizes durability and usability, making it a versatile choice for a range of applications, whether for business professionals, students, or everyday users seeking a reliable and efficient laptop.