Lenovo 20KF Hardware Maintenance Manual
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Lenovo 20KF Hardware Maintenance Manual

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Hardware Maintenance Manual

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  • Page 1 X280 Hardware Maintenance Manual...
  • Page 2 Appendix A “Notices” on page 101. First Edition (January 2018) © Copyright Lenovo 2018. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-...

  • Page 3: Table Of Contents

    How to remove the hard disk password..1000 Keyboard ... . . Power management ... . . © Copyright Lenovo 2018...
  • Page 4 1010 Base cover assembly ..1150 System board assembly and cable holder ....1020 M.2 solid-state drive and thermal rubber for M.2 solid-state drive .

  • Page 5: About This Manual

    This manual contains service and reference information for the following ThinkPad products. ThinkPad X280 Machine Types: 20KE and 20KF Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products.
  • Page 6 X280 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    Do not use this type of mat to protect yourself from electrical shock. © Copyright Lenovo 2018...

  • Page 8: Safety Inspection Guide

    • Find the room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly. • Do not work alone under hazardous conditions or near equipment that has hazardous voltages. •...

  • Page 9: Handling Devices That Are Sensitive To Electrostatic Discharge

    0.1 ohm or less between the external ground pin and the frame ground. b. The power cord should be the authorized type specified for your computer. Go to: https:// support.lenovo.com/partslookup c. Insulation must not be frayed or worn. 4. Check for cracked or bulging batteries.

  • Page 10: Grounding Requirements

    – When working on a double-insulated or battery-operated system, use an ESD common ground or reference point. You can use coax or connector-outside shells on these systems. – 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.
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 X280 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO X280 Hardware Maintenance Manual...
  • Page 15 PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT X280 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT X280 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 X280 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 X280 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 X280 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 X280 Hardware Maintenance Manual...

  • Page 27: Chapter 2. Important Service Information

    Lenovo Support Center are available at: https://pcsupport.lenovo.com/supportphonelist • Service training documents for Lenovo authorized service technicians are available at the following Web site. The disassembly and reassembly videos that show the FRU removal and replacement procedures are contained in the documents.

  • Page 28: Important Notice For Replacing A System Board

    Dynamic configure-to-order (CTO) model This model provides the ability for a customer to configure a Lenovo solution from a Web site, and have this configuration sent to fulfillment, where it is built and shipped directly to the customer. The machine label and eSupport will load these products as the 4-character MT, 4-character model, and 2-character country code.

  • Page 29: Fru Identification

    FRU identification Use Lenovo eSupport to identify major FRUs, FRU part numbers, and FRU descriptions for a product at an MT - serial number level. Examples of major FRUs are hard disk drive, system board, and liquid crystal display (LCD).
  • Page 30 X280 Hardware Maintenance Manual...

  • Page 31: Chapter 3. General Checkout

    Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use. © Copyright Lenovo 2018...

  • Page 32: Checkout Guide

    Note: If you are unable to isolate and repair the problem yourself after running Lenovo Companion, save and print the log files created by the program. You need the log files when you speak to a Lenovo technical support representative.

  • Page 33: Quick Test Programs

    Quick test programs Lenovo provides quick test programs to troubleshoot and resolve computer problems, especially when the computer does not have the Lenovo Solution Center program installed. To download and install a quick test program, go to https://www.lenovo.com/diags , and follow the instructions on the Web site.

  • Page 34: Power System Checkout

    To check the USB-C type ac power adapter, do the following: 1. Connect the computer to a power outlet and turn on the computer. 2. Start Lenovo Companion program, and then click Hardware Settings ➙ Power. The ac power adapter information is displayed.

  • Page 35: Checking The Battery And Operational Charging

    Checking the battery and operational charging Checking the battery This system supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized builder. The system does not support unauthorized batteries or batteries designed for other systems.
  • Page 36 X280 Hardware Maintenance Manual...

  • Page 37: Chapter 4. Related Service Information

    1. Open the Start menu, and then click Settings ➙ Update & security ➙ Recovery. 2. In the Advanced startup section, click Restart now ➙ Troubleshoot ➙ Advanced options. 3. Select a startup option you want, and then follow the instructions on the screen. © Copyright Lenovo 2018...
  • Page 38 It is recommended that you create a recovery USB drive as early as possible. If you did not create a recovery USB drive as a precautionary measure, you can contact Lenovo Customer Support Center and purchase one from Lenovo. For a list of the Lenovo Support phone numbers for your country or region, go to: https://pcsupport.lenovo.com/supportphonelist Creating a recovery USB drive To create a recovery USB drive, you need a USB drive with at least 16 GB of storage capacity.

  • Page 39: Passwords

    If it has, it can be used for access to the hard disk drive. If no master hard disk password is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master hard disk password, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

  • Page 40: How To Remove The Power-On Password

    To put the system back to operational status, the only Lenovo and Lenovo-authorized service solution would be to replace the hard disk drive (HDD) or SSD with a scheduled fee.

  • Page 41: Power Management

    7. Select Hard-disk x password, where x is the letter of the hard disk drive. A pop-up window opens. 8. Select Master hard disk password. 9. Type the current master hard disk password in the Enter Current Password field. Then leave the Enter New Password field blank, and press Enter twice.

  • Page 42: Symptom-To-Fru Index

    • Closing the lid. • Pressing the power button. Also, the computer goes into hibernation mode automatically after a period of inactivity specified in power plan settings. When the power is turned on, the computer returns from hibernation mode and resumes operation. The hibernation file in the boot record on the hard disk drive is read, and system status is restored from the hard disk drive.
  • Page 43 Table 1. Numeric error codes (continued) Symptom or error FRU or action, in sequence 0189 System board Invalid RFID configuration information area—The EEPROM checksum is not correct. 0190 1. Charge the battery. Critical low-battery error 2. Battery 0191 1. Run the ThinkPad Setup program, and then save System Security—Invalid Remote Change requested.

  • Page 44: Error Messages

    UEFI variable storage using the preceding solution. Beep errors Lenovo SmartBeep technology enables you to decode beep errors with your smartphone when a black screen occurs with beeps from your computer. To decode the beep error with Lenovo SmartBeep technology, do the following: 1.

  • Page 45: Lcd-Related Symptoms

    LCD technology, but excessive pixel problems can cause viewing concerns.If the LCD you are servicing has two or less visible defective pixels, it should not be considered faulty. However, if the LCD has three or more visible defective pixels, it will be deemed as defective by Lenovo and it should be replaced. Chapter 4...

  • Page 46: Intermittent Problems

    • This policy applies to all ThinkPad notebooks purchased on 1 January, 2008 or later. • Lenovo will not provide warranty replacement if the LCD is within specifications because we cannot guarantee that any replacement LCD will have zero pixel defects.
  • Page 47 6. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. 7. If the problem remains, replace the following FRUs one at a time (do not replace a nondefective FRU): a.
  • Page 48 X280 Hardware Maintenance Manual...

  • Page 49: Chapter 5. Special Keys

    1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small icons. 2. Click Lenovo - Keyboard Manager and the Keyboard Manager window is displayed. 3. Select the options of your preference.
  • Page 50 Invoke the function defined by yourself. To define or change the action for the F12 key, do the following: 1. Open Lenovo Companion. 2. Click Hardware Settings and then click the input icon 3. Locate the Keyboard: User-defined Key section and follow the instructions on the screen to complete the setting.

  • Page 51: Chapter 6. Locations

    This section introduces hardware features of the computer. Front view Infrared camera (available on some models) Conventional camera (available on models with the infrared camera) Microphones Conventional camera with ThinkShutter (lens cover) (available on some models) © Copyright Lenovo 2018...

  • Page 52: Left-Side View

    Power button Fingerprint reader (available on some models) ® TrackPoint buttons Trackpad NFC mark (available on some models) TrackPoint pointing stick Multi-touch screen (available on some models) Left-side view USB-C™ connector USB-C connector (Thunderbolt™ 3 compatible) Ethernet extension connector Gen 2 Docking-station connector USB 3.1 connector Gen 1 HDMI™...

  • Page 53: Bottom View

    Bottom view Fan louvers Docking-station hook holes Emergency-reset hole Speakers Status indicators This topic provides information about locating and identifying the various status indicators on your computer. Note: Depending on the model, your computer might look different from the following illustrations. Chapter 6 Locations...
  • Page 54 Indicator Meaning Caps Lock indicator When this indicator is on, you can type uppercase letters by directly pressing the letter keys. Fn Lock indicator This indicator shows the status of Fn Lock function. For more information, see Chapter 5 “Special keys” on page When this indicator is on, the speakers are muted.

  • Page 55: Locating Frus And Crus

    Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at .

  • Page 56: Major Frus

    Major FRUs X280 Hardware Maintenance Manual...
  • Page 57 M.2 solid-state drive Thermal rubber for M.2 solid-state drive Trackpad insulation tape Keyboard assembly TrackPoint pointing stick Nano-SIM-card and microSD-card tray Lenovo factory recovery USB key Power cord ac power adapter Miscellaneous parts kits Available on some models Chapter 6...
  • Page 58 ® Note: The Lenovo factory recovery USB key is used to restore the Microsoft Windows operating system. It might not come with the computer, and a user might order it from https://pcsupport.lenovo.com/ , though additional shipping and handling fees might apply.

  • Page 59: Lcd Frus

    LCD FRUs Table 5. LCD FRUs FRU descriptions Self-service Optional-service LCD-bezel sheet ThinkShutter for conventional camera Chapter 6 Locations...
  • Page 60 Table 5. LCD FRUs (continued) FRU descriptions Self-service Optional-service Dummy camera lens cover LCD-bezel frame Conventional camera/microphone card Infrared camera/microphone card Camera/LED cable for models with infrared camera Camera/LED cable for models with conventional camera LCD rear cover assembly Hinges Antenna kit LCD cable LCD panel assembly...

  • Page 61: Miscellaneous Parts And Other Frus

    Keyboard removal tool Connector and cable guide This section provides information to help Lenovo authorized service technicians identify connectors and cables for replacement purpose. To view each FRU and the exploded illustration of the computer, see “Major FRUs” on page 50 and “LCD FRUs” on page 53.
  • Page 62 Connector/feature Internal cable required Cable connection Thermal fan connector (internal) Thermal fan assembly cable The thermal fan assembly comes with a cable. Connect the cable to this connector. Power button connector (internal) Power-button-card cable Connect one end to the power button card and the other end to this connector.
  • Page 63 Connector/feature Internal cable required Cable connection Speaker connector (internal) Speaker assembly cable Connect the speaker assembly cable to this connector. Built-in battery connector (internal) Connect the built-in battery directly to this connector. M.2 solid-state drive slot (internal) Insert an M.2 solid-state drive directly into this slot.

  • Page 64: Looking Up Fru Information

    Fingerprint cable Smart card reader connector Connect the end of the cable to the smart card reader. Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to https://support.lenovo.com/partslookup X280 Hardware Maintenance Manual...

  • Page 65: Chapter 7. Fru Replacement Notices

    CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at .

  • Page 66: Retaining Serial Numbers

    • It is recommended to use each screw only once. Tighten screws as follows: • Plastic to plastic Turn an additional 90 degrees after the screw head touches the surface of the plastic part. • Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card. Notes: •...

  • Page 67: Retaining The Uuid

    Maintenance Key. Note: Only an authorized Lenovo service technician can access the above Web site. 3. Restart the computer. 4. When the logo is displayed, press Esc. The ThinkPad Config Information Update Utility interface is displayed.

  • Page 68: Reading Or Writing The Eca Information

    Reading or writing the ECA information Information about Engineering Change Announcements (ECA) is stored in the EEPROM of the system board. The electronic storage of this information simplifies the procedure to check if the ECA has been previously applied to a machine. The machine does not need to be disassembled to check for the ECA application. To check what ECAs have been previously applied to the machine, use the ECA Information Read/Write function on the USB Maintenance Key.

  • Page 69: Chapter 8. Removing Or Replacing A Fru

    CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual is available for downloading at https:// support.lenovo.com...

  • Page 70: Before Servicing The Computer

    Before servicing the computer Carefully read this topic before servicing the computer. Removing external devices Before you start servicing, ensure that you remove all external devices installed by the customer, such as microSD card, dock, and external display. Disabling the built-in battery Before replacing any FRU/CRU, ensure that you disable the built-in battery.

  • Page 71: Removing A Major Fru

    Note: If the keyboard must be removed to access other FRUs, you need the keyboard removal tool (product part number: 01LX856) to remove the keyboard. You can purchase the tool as a separate FRU https://support.lenovo.com/partslookup Chapter 8 Removing or replacing a FRU...
  • Page 72 2. Loosen the screws that secure the keyboard. Step Screw (quantity) Color Torque M2×L1.65 mm (Fine pitch), Flat-head,bit#0,Nylon-coated (2) Silver 0.143Nm (1.4kgf-cm) 3. Insert the tabs into the two dents near the two screw heads as shown. X280 Hardware Maintenance Manual...
  • Page 73 4. Pivot the tool in the direction as shown to release the keyboard . Push the keyboard in the direction as shown by arrow to release the latches from the keyboard bezel. 5. Pivot the keyboard slightly upward as shown by arrow .
  • Page 74 Installing the keyboard 1. Attach the connectors as shown. 2. Insert the keyboard into the keyboard bezel as shown. Ensure that the top edge of the keyboard (the edge that is close to the computer display) is under the frame of the keyboard bezel. X280 Hardware Maintenance Manual...
  • Page 75 3. Slide the keyboard in the direction as shown by the arrows. Ensure that the latches are secured under the keyboard frame. 4. Tighten the screws to secure the keyboard. Step Screw (quantity) Color Torque M2×L1.65 mm (Fine pitch), Flat-head,bit#0,Nylon-coated (2) Silver 0.143Nm (1.4kgf-cm)

  • Page 76: 1010 Base Cover Assembly

    5. Take the new TrackPoint buttons out of the new keyboard package. Install the new TrackPoint buttons as shown. 1010 Base cover assembly Removal steps of the base cover assembly Step Screw (quantity) Color Torque M2×L4.4 mm, flat-head, nylon-coated (5) Black 1.85-2.0 kgf-cm Applying labels to the base cover:...

  • Page 77: 1020 M.2 Solid-State Drive And Thermal Rubber For M.2 Solid-State Drive

    GEO label Certificate of Authenticity label Genuine Microsoft label IMEI label S/N label Asset Tag Country label 1020 M.2 solid-state drive and thermal rubber for M.2 solid-state drive For access, remove this FRU: • “1010 Base cover assembly” on page 70 Attention: •...

  • Page 78: 1030 Wireless-Lan Card

    Removal steps of the M.2 solid-state drive and thermal rubber for M.2 solid-state drive Torque Step Screw (quantity) Color M2 × L2.2 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1030 Wireless-LAN card Note: This information is only for the user-replaceable modules. For access, remove this FRU: •...

  • Page 79: 1040 Wireless-Wan Card

    Removal steps of the wireless-LAN card Torque Step Screw (quantity) Color M2 × L2.2 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Plug the gray cable into the main connector and the black cable into the auxiliary connector.

  • Page 80: 1050 Built-In Battery

    The only exception to this is if the battery is physically damaged or a customer is reporting a possible safety issue. If the Lenovo Solution Center program is not installed on the computer, the customer should download and install the program to diagnose the battery, before getting a non-physically damaged battery replaced. Note that the replacement of a physically damaged battery is not covered by the warranty.
  • Page 81 Torque Step Screw (quantity) Color M2 × L5 mm, flat-head, nylon-coated (4) Black 0.181 Nm (1.85 kgf-cm) Installing the built-in battery Note: Ensure that the two battery tabs are inserted underneath the system board. Chapter 8 Removing or replacing a FRU...

  • Page 82: 1060 Thermal Fan Assembly

    1060 Thermal fan assembly For access, remove this FRU: • “1010 Base cover assembly” on page 70 Removal steps of the thermal fan assembly Note: Loosen the screws in ascending alphabetical order as illustrated. When installing: • Do not touch the top and bottom areas marked in the following illustration.

  • Page 83: 1070 Speaker Assembly

    1070 Speaker assembly For access, remove this FRU: • “1010 Base cover assembly” on page 70 • “1050 Built-in battery” on page 74 Removal steps of the speaker assembly Step Screw (quantity) Color Torque M2.0 × L2.2 mm, step screw, nylon-coated (4) Black 0.181 Nm (1.85 kgf-cm)

  • Page 84: 1090 Trackpad Cable

    • “1010 Base cover assembly” on page 70 • “1050 Built-in battery” on page 74 Removal steps of the coin-cell battery 1090 Trackpad cable For access, remove these FRUs in order: • “1010 Base cover assembly” on page 70 • “1050 Built-in battery” on page 74 Removal steps of the trackpad cable X280 Hardware Maintenance Manual...

  • Page 85: 1100 Trackpad Assembly And Trackpad Insulation Tape

    1100 Trackpad assembly and trackpad insulation tape For access, remove this FRU: • “1010 Base cover assembly” on page 70 • “1050 Built-in battery” on page 74 Removal steps of the trackpad assembly and trackpad insulation tape Chapter 8 Removing or replacing a FRU...

  • Page 86: 1110 Nfc Module With Nfc Support Bracket

    Torque Step Screw (quantity) Color M2 × L1.8 mm (fine-pitch), flat-head, bit#0, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) 1110 NFC module with NFC support bracket For access, remove this FRU: • “1010 Base cover assembly” on page 70 • “1050 Built-in battery” on page 74 X280 Hardware Maintenance Manual...

  • Page 87: 1120 Smart Card Reader

    Removal steps of the NFC module with NFC support bracket When installing: Correctly route the NFC antenna cable and fix the cable to the keyboard bezel assembly with a tape. Ensure that the cable is not pinched by the built-in battery. 1120 Smart card reader For access, remove this FRU: •...

  • Page 88: 1130 Nano-Sim-Card And Microsd-Card Tray

    Step Screw (quantity) Color Torque M2 × L2.6 mm, big flat-head, nylon-coated (3) Silver 0.181 Nm (1.85 kgf-cm) 1130 Nano-SIM-card and microSD-card tray Removal steps of the nano-SIM-card and microSD-card tray 1140 Fingerprint reader assembly and fingerprint reader cable For access, remove this FRU: •...

  • Page 89: 1150 System Board Assembly And Cable Holder

    Removal steps of the Fingerprint reader assembly and fingerprint reader cable Step Screw (quantity) Color Torque M2 × L2.6 mm, big flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1150 System board assembly and cable holder Important notices for handling the system board When handling the system board, read the following: •...
  • Page 90 Note: The keyboard removal tool (product part number: 01LX856) is needed for removing the keyboard. You can purchase it as a separate FRU at: https://support.lenovo.com/partslookup • “1010 Base cover assembly” on page 70 • “1020 M.2 solid-state drive and thermal rubber for M.2 solid-state drive” on page 71 •...

  • Page 91: 1160 Side Usb Connector

    Step Screw (quantity) Color Torque M2.0 × L5.0 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) 0.181 Nm M2.0 × L2.8 mm, flat-head, nylon-coated (6) Silver (1.85 kgf-cm) Yellow 0.181 Nm M2.0 × L3.2 mm, flat-head, nylon-coated (4) (1.85 kgf-cm) Attention: To avoid damage, do not bend the system board.

  • Page 92: 1170 Power Button Card And Power-Button-Card Cable

    Note: The keyboard removal tool (product part number: 01LX856) is needed for removing the keyboard. You can purchase it as a separate FRU at: https://support.lenovo.com/partslookup • “1010 Base cover assembly” on page 70 • “1020 M.2 solid-state drive and thermal rubber for M.2 solid-state drive” on page 71 •...

  • Page 93: 1180 Lcd Unit

    Removal steps of the power button card and the power-button-card cable Step Screw (quantity) Color Torque M2.0 × L2.8 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1180 LCD unit For access, remove these FRUs in order: • “1010 Base cover assembly” on page 70 Removal steps of the LCD unit Chapter 8 Removing or replacing a FRU...
  • Page 94 Torque Step Screw (quantity) Color M2.5 × L4 mm, flat-head, nylon-coated (6) Black 0.294 Nm (3.0 kgf-cm) X280 Hardware Maintenance Manual...

  • Page 95: 1190 Keyboard Bezel Assembly

    Note: The keyboard removal tool (product part number: 01LX856) is needed for removing the keyboard. You can purchase it as a separate FRU at: https://support.lenovo.com/partslookup • “1010 Base cover assembly” on page 70 • “1020 M.2 solid-state drive and thermal rubber for M.2 solid-state drive” on page 71 •...

  • Page 96: Removing An Lcd Fru

    • “1050 Built-in battery” on page 74 • “1060 Thermal fan assembly” on page 76 • “1070 Speaker assembly” on page 77 • “1080 Coin-cell battery” on page 77 • “1090 Trackpad cable” on page 78 • “1100 Trackpad assembly and trackpad insulation tape” on page 79 •...
  • Page 97 When installing: After the LCD-bezel sheet and LCD-bezel frame are removed, they cannot be used anymore. Use a new LCD-bezel sheet and LCD-bezel frame for replacement. Chapter 8 Removing or replacing a FRU...

  • Page 98: 2020 Hinges

    2020 Hinges For access, remove these FRUs in order: • “1010 Base cover assembly” on page 70 • “1180 LCD unit” on page 87 • “2010 LCD-bezel sheet, ThinkShutter, and LCD-bezel frame” on page 90 X280 Hardware Maintenance Manual...

  • Page 99: 2030 Lcd Panel Assembly And Lcd Cable

    Removal steps of the hinges Torque Step Screw (quantity) Color M2.5 × L2.5 mm, big-head, nylon-coated (4) Silver 0.294 Nm (3.0 kgf-cm) 2030 LCD panel assembly and LCD cable For access, remove these FRUs in order: • “1010 Base cover assembly” on page 70 •...

  • Page 100: 2040 Camera/Microphone Card

    Installing the LCD panel assembly Remove the release paper from the four alignment rubbers on the computer cover. Then align the edges of the LCD panel with the rubbers as shown. Note: Ensure that the edges of the new LCD panel assembly align with the rubbers on the computer cover. 2040 Camera/microphone card For access, remove these FRUs in order: •...
  • Page 101 Removal steps of the conventional camera/microphone card Chapter 8 Removing or replacing a FRU...

  • Page 102: 2050 Camera/Led Cable

    Removal steps of the infrared camera/microphone card 2050 Camera/LED cable For access, remove these FRUs in order: • “1010 Base cover assembly” on page 70 • “1180 LCD unit” on page 87 • “2010 LCD-bezel sheet, ThinkShutter, and LCD-bezel frame” on page 90 •...
  • Page 103 Removal steps of the traditional camera/LED cable Chapter 8 Removing or replacing a FRU...

  • Page 104: 2060 Antenna Kit

    Removal steps of the infrared camera/LED cable 2060 Antenna kit For access, remove this FRU: • “1010 Base cover assembly” on page 70 • “1180 LCD unit” on page 87 • “2010 LCD-bezel sheet, ThinkShutter, and LCD-bezel frame” on page 90 •...
  • Page 105 Removal steps of the antenna kit When installing: • For WWAN card: Plug the orange cable into the main connector on the card; plug the blue cable into the auxiliary connector on the card. • For WLAN card: Plug the grey cable into the main connector on the card; plug the black cable into the auxiliary connector on the card.
  • Page 106 Wireless-LAN antenna (auxiliary) Wireless-WAN antenna (auxiliary, available on some models) Wireless-WAN antenna (main, available on some models) Wireless-LAN antenna (main) X280 Hardware Maintenance Manual...

  • Page 107: Appendix A. Notices

    Lenovo representative for information about 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 equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 108: Electronic Emissions Notices

    Electronic emissions notices For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo Lenovo logo ThinkPad...
  • Page 110 Part Number: SP40P05788 Printed in (1P) P/N: SP40P05788 *1PSP40P05788*...

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