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Lenovo ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual
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Lenovo ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual

Lenovo ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual

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ThinkPad X13 Gen 4 and ThinkPad X13 Yoga
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Summary of Contents for Lenovo ThinkPad X13 Yoga Gen 4

  • Page 1 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 2 First Edition (April 2023) © Copyright Lenovo 2023. 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 NVMe password ..1010 Lenovo Integrated Pen (for selected ThinkPad X13 Yoga Gen 4 models) ..How to remove the system management password ....
  • Page 4 X13 Yoga Gen 4 models) ... 1190 System board ... . . Appendix B. Abbreviation table ..113 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 5: About This Manual

    ThinkPad X13 Gen 4 might be shipped with different microprocessors, namely Intel and Advanced Micro Devices (AMD). ThinkPad X13 Yoga Gen 4 is shipped with Intel microprocessor only.Hereby Intel models and AMD models are used to distinguish computer models with different microprocessors.
  • Page 6 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • Fan louvers on the machine help to prevent overheating of internal components. Do not obstruct fan louvers or cover them with labels or stickers. Electrical safety Observe the following rules when working on electrical equipment. © Copyright Lenovo 2023...
  • Page 8 • If an electrical accident occurs: – Use caution; do not become a victim yourself. – Switch off power. – Send another person to get medical aid. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 9: Safety Inspection Guide

    4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-ThinkPad / non-Lenovo alterations. Use good judgment as to the safety of any non-ThinkPad / non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.

  • Page 10: Grounding Requirements

    The safety notices in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese DANGER DANGER ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO DANGER DANGER ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER VORSICHT VORSICHT VORSICHT VORSICHT ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 25: Chapter 2. Important Service Information

    – “FRU identification” on page 20 Important: • Advise customers to contact the Lenovo Customer Support Center if they need any assistance in obtaining or installing any software fixes, drivers, and UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: https://pcsupport.lenovo.com/supportphonelist...

  • Page 26: How To Use Error Message

    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 27: Chapter 3. General Checkout

    Before checking problems with the computer, determine whether the damage is covered under the warranty by referring to the following list: © Copyright Lenovo 2023...

  • Page 28: Checkout Guide

    Note: If you are unable to isolate and repair the problem yourself after running the program, 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 29: Quick Test Programs

    Run quick test programs to troubleshoot and resolve computer problems, especially when the computer does not have the Vantage app 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 30: Bootable Diagnostic Programs

    If the computer you are servicing is not installed with the UEFI diagnostic program, you can download a bootable diagnostic program from the Lenovo Support Web site. The bootable diagnostic program enables you to view system information and test some hardware devices in your computer, such as memory, storage devices, the LCD, and system board buses.

  • Page 31: Checking The Ac Power Adapter

    Checking the built-in battery and operational charging This system supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized manufacturer. The system does not support unauthorized batteries or batteries designed for other systems.
  • Page 32 • If the voltage is correct, replace the system board. • If the voltage is not correct, replace the coin-cell battery. • If the coin-cell battery discharges quickly after replacement, replace the system board. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 33: Chapter 4. Related Service Information

    When the latest maintenance diskette and the system program service diskette become available, they will be posted on: https://support.lenovo.com Reset or restore Windows To reset or restore Windows, refer to the information below： • Use Lenovo recovery options. 1. Go to https://support.lenovo.com/HowToCreateLenovoRecovery 2. Follow the on-screen instructions. • Use Window recovery options.

  • Page 34: Supervisor Password

    The system management password can also protect the system information stored in UEFI BIOS like a supervisor password, but it has lower authority by default. The system management password can be set through the UEFI BIOS menu or through Windows Management Instrumentation (WMI) with the Lenovo client-management interface.

  • Page 35: How To Remove The Power-On Password

    Lenovo cannot reset your passwords or recover data from the storage drive. You can contact a Lenovo authorized service provider to have the storage drive replaced. A fee will be charged for parts and service. If the storage drive is a CRU (Customer Replaceable Unit), you can also contact Lenovo to purchase a new storage drive to replace the old one by yourself.

  • Page 36: Power Management

    Hibernation mode In hibernation mode, the following occurs: • The system status, RAM, VRAM, and setup data are stored on the solid-state drive. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 37: Symptom-To-Fru Index

    • The system is powered off. Note: If the computer enters the hibernation mode while it is connected to the dock, do not disconnect it before resuming normal operation. If you do disconnect it and then try to resume normal operation, you will get an error message, and you will have to restart the system.

  • Page 38: Numeric Error Codes

    HDD (HDD0) 3. Replace the system board. 2200 Have the computer serviced. Machine Type and Serial Number are invalid. 2201 Replace the system board. Machine UUID is invalid ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 39: Error Messages

    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 40 The following section describes some beep errors and the corresponding solutions. Note: Do not attempt to service a product yourself unless instructed to do so by the Customer Support Center or product documentation. Only use a Lenovo-authorized service provider to repair your product. Error codes...

  • Page 41: Beep Symptoms

    Error codes Solutions 0287: Discrete graphics error 1. Reinstall or replace the discrete graphics card (service provider only). 2. If step 1 does not work, replace the system board (service provider only). 1. Reconnect the display cable on both the system board side and the computer display side (service provider only) and check the LCD panel.

  • Page 42: Lcd-Related Symptoms

    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.

  • Page 43: Intermittent Problems

    Table 6. LCD-related symptoms FRU or action, in sequence Symptom or error No beep, power-on indicator on, and a blank LCD during 1. Run LCD Self Test. POST. 2. Replace the system board. • LCD backlight not working. 1. Reseat the LCD connectors. •...
  • Page 44 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 45: Chapter 5. Special Keys

    Invoke the special function printed as an icon on each key or standard function of F1–F12 function keys. FnLock indicator on: standard function FnLock indicator off: special function Function as Insert Key Open Magnifier Open Snipping Tool Toggle keyboard backlight (for selected models) © Copyright Lenovo 2023...
  • Page 46 Pause operation Scroll contents Send system request Enter sleep mode To wake up the computer, press Fn or the power button. Go to beginning Go to end ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 47: Chapter 6. Locations

    Chapter 6. Locations Locating computer controls and connectors Front For ThinkPad X13 Gen 4 Description Description Item Item Microphone Infrared camera / camera Webcam privacy shutter Touch screen © Copyright Lenovo 2023...
  • Page 48 Webcam privacy shutter Slide the webcam privacy shutter to cover or uncover the camera lens. It is designed to protect your privacy. For ThinkPad X13 Yoga Gen 4 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 49: Left And Right

    Description Description Item Item Microphone Infrared camera / camera Webcam privacy shutter Touch screen Power button / power button with Speaker fingerprint reader NFC (near field communication) mark Trackpad ® TrackPoint pointing stick TrackPoint buttons * for selected models Webcam privacy shutter Slide the webcam privacy shutter to cover or uncover the camera lens.
  • Page 50 Always On USB-A 3.2 Gen 1 connector Audio connector Smart card reader Nano-SIM-card tray USB-A 3.2 Gen 1 connector Security-lock slot HDMI connector * for selected models ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 51: Bottom

    Bottom For ThinkPad X13 Gen 4 For ThinkPad X13 Yoga Gen 4 Emergency-reset hole Chapter 6 Locations...

  • Page 52: 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 53: Major Frus And Crus

    Major FRUs and CRUs ThinkPad X13 Gen 4 Chapter 6 Locations...
  • Page 54 Microsoft Windows operating system. It might not come with the computer, and a user might order it from https://pcsupport.lenovo.com/ lenovorecovery , though additional shipping and handling fees might apply. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 55 ThinkPad X13 Yoga Gen 4 Chapter 6 Locations...
  • Page 56 Dummy Smart-card reader* Smart-card reader* Lenovo factory recovery USB key* Miscellaneous parts kits (see “Miscellaneous parts” on page 56) Power cord ac power adapter * for selected models ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 57: Lcd Frus And Crus

    Notes: • Depending on the computer model, your computer might look different from the illustration above. • 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/...
  • Page 58 Table 9. LCD FRUs and CRUs FRU description Self-service Optional-service LCD bezel sheet LCD bezel LCD panel Camera cable Camera shutter* ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 59 Table 9. LCD FRUs and CRUs (continued) FRU description Self-service Optional-service Dummy shutter* Microphone rubber Camera module* Dummy camera module* LCD cover assembly Wireless-LAN antenna kit LCD cable LCD hinges * for selected models Note: Depending on the computer model, your computer might look different from the illustration above. Chapter 6 Locations...
  • Page 60 Table 10. LCD FRUs and CRUs FRU description Self-service Optional-service LCD panel assembly Strip Cover Hinge cover Camera cable Camera shutter* Dummy camera shutter* Microphone rubber Camera module AL foil ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 61 Table 10. LCD FRUs and CRUs (continued) FRU description Self-service Optional-service LCD cover assembly Wireless-LAN antenna kit LCD cable LCD hinges * for selected models Note: Depending on the computer model, your computer might look different from the illustration above. Chapter 6 Locations...

  • Page 62: Miscellaneous Parts

    – Solid-state drive thermal pad – Trackpad spill mylar – Wireless WAN card thermal pad – Microphone rubber – Dummy camera rubber – Dram MIMO absorber – 5G absorber – Spec ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 63: Connector And Cable Guide

    • Spec Connector and cable guide This topic 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 and CRUs” on page 47 and “LCD FRUs and CRUs” on page 51.
  • Page 64 The keyboard assembly comes with the cables. Connect the cables to these connectors. Coin cell battery The coin cell battery comes with the cable. Connect the cable to this connector. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 65: Looking Up Fru Information

    Nano-SIM-card slot (external) Insert a Nano Subscriber Identity Module (SIM) card into this slot. Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to: https://support.lenovo.com/partslookup Chapter 6 Locations...
  • Page 66 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 67: Chapter 7. Fru Replacement Notices

    • Keep the screw kit in your tool bag. For the part number of the screw kit, go to: https://support.lenovo.com/partslookup Tighten screws as follows: • Plastic to plastic Turn an additional angle of 90 degrees after the screw head touches the surface of the plastic part. © Copyright Lenovo 2023...

  • Page 68: Sensor Calibration (For Thinkpad X13 Yoga Gen 4 Only)

    4. Run the Update.bat file as Administrator. 5. Lay down the computer with the LCD panel facing up as shown and then follow the on-screen instructions to start the calibration process. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 69: Retaining Serial Numbers

    1. Connect a USB memory key to the computer. 2. Go to and follow the instructions on the screen to create a https://www.lenovo.com/maintenanceutilities Maintenance Key. Note: Only an authorized Lenovo service technician can access the above Web site. 3. Restart the computer. Chapter 7 FRU replacement notices...

  • Page 70: Retaining The Uuid

    To check what ECAs have been previously applied to the machine, use the ECA Information Read/Write function on the LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 71 1. Insert the latest version of LENOVO ThinkPad Hardware Maintenance Diskette or Maintenance Key, and then restart the computer. 2. From the main menu, select 6. Set ECA Information. 3. To read the ECA information, select 2. Read ECA/rework number from EEPROM and follow the instructions on the screen.
  • Page 72 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 73: Chapter 8. Removing Or Replacing A Fru

    2. Click Power Options, and then click Choose what the power buttons do on the left pane. 3. Click Change settings that are currently unavailable at the top. 4. If prompted by User Account Control (UAC), click Yes. © Copyright Lenovo 2023...

  • Page 74: Removing The Nano-Sim-Card And Nano-Sim-Card Tray (For Selected Models)

    Note: If the computer you are servicing has a nano-SIM card installed, remove the card with the tray together. 1010 Lenovo Integrated Pen (for selected ThinkPad X13 Yoga Gen 4 models) Removal step of the Lenovo Integrated Pen： ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 75: 1020 Base Cover Assembly

    2. Turn off the computer and disconnect the computer from ac power and all connected cables. 3. Close the computer display and turn the computer over. 4. Remove the Lenovo Integrated Pen. See “1010 Lenovo Integrated Pen (for selected ThinkPad X13 Yoga Gen 4 models)” on page 68.

  • Page 76: Gen 4 Models)

    2. Turn off the computer and disconnect the computer from ac power and all connected cables. 3. Close the computer display and turn the computer over. 4. Remove the base cover assembly. See “1020 Base cover assembly” on page 69. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 77 Removal steps of the pen dummy： Chapter 8 Removing or replacing a FRU...

  • Page 78: 1040 M.2 Solid-State Drive, Bracket, And Thermal Pad

    Removal steps of the M.2 2280 solid-state drive and its bracket (if any) • Type 1 Step Screw (quantity) Color Torque Black 0.181 Nm M2.0 × 3.5 mm, flat-head, nylon-coated (1) (1.85 kgf-cm) • Type 2 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 79: 1050 Wireless Wan Card, Wireless Wan Card Bracket And Wireless Wan Card Thermal Pad (For Selected Models)

    Step Screw (quantity) Color Torque M2.0 × 3.5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) Note: If the solid-state drive thermal pad is damaged during replacement, remove the solid-state drive thermal pad as below and apply a new one on the system board. 1050 Wireless WAN card, wireless WAN card bracket and wireless WAN card thermal pad (for selected models) For access, remove this FRU:...
  • Page 80 For ThinkPad X13 Gen 4 Torque Step Screw (quantity) Color M2 × 2.3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) For ThinkPad X13 Yoga Gen 4 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 81: 1060 Cable Guide (For Thinkpad X13 Gen 4 Only)

    Step Screw (quantity) Color Torque M2 × 2.5 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: • For wireless WAN card with two antenna cables: ensure that you connect the orange cable to the main connector, and the blue cable to the auxiliary connector. •...

  • Page 82: 1070 Built-In Battery

    • Ensure that the cable is routed properly. 1070 Built-in battery DANGER Use only the Lenovo authorized battery specified for the computer. Any other battery could ignite or explode. Important notice for replacing a battery Attention: Lenovo has no responsibility for the performance or safety of unauthorized batteries, and provides no warranties for failures or damage arising out of their use.

  • Page 83: 1080 Thermal Fan Assembly

    Removal steps of the built-in battery Step Screw (quantity) Color Torque M2 × 4.5 mm, flat-head, nylon-coated (4) White 0.181 Nm (1.85 kgf-cm) When installing: • Ensure that the connector is attached firmly. • Ensure that the base cover assembly is secured in place. Otherwise, the battery connection may fail. 1080 Thermal fan assembly For access, remove this FRU: •...

  • Page 84: 1090 Speaker Assembly

    For ThinkPad X13 Gen 4 Step Screw (quantity) Color Torque M1.6 x 2.1 mm, flat-head, nylon-coated (2) Black 0.15 Nm (1.0 kgf-cm) For ThinkPad X13 Yoga Gen 4 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 85: 1100 Coin-Cell Battery

    • Ensure that the cable is routed properly. 1100 Coin-cell battery DANGER Use only the Lenovo authorized battery specified for the computer. Any other battery could ignite or explode. For access, remove these FRUs in order: • “1020 Base cover assembly” on page 69 •...

  • Page 86: 1110 Smart Card Reader-Trackpad-Nfc Cable (For Selected Models)

    • “1070 Built-in battery” on page 76 • “1150 Smart card reader (for selected models)” on page 85 Removal steps of the smart card reader-trackpad-nfc cable For ThinkPad X13 Gen 4: ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 87: 1130 Trackpad And Trackpad Cable

    For ThinkPad X13 Yoga Gen 4: When installing: Ensure that the connectors are attached firmly. 1130 Trackpad and trackpad cable For access, remove these FRUs in order: • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 •...
  • Page 88 M1.6 × L2.1 mm, flat-head, nylon-coated (7) Black 0.181 Nm (1.85 kgf-cm) For ThinkPad X13 Yoga Gen 4 Note: There might exist a waterproof mylar covering the trackpad, remove the mylar before replacement. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 89 Torque Step Screw (quantity) Color M1.6 × L2.1 mm, flat-head, nylon-coated (7) Black 0.181 Nm (1.85 kgf-cm) Notes: • A mylar might cover the trackpad, and ensure that you attach the mylar to the trackpad after replacement. • Ensure that the connector is attached firmly. Installation steps of trackpad 1.

  • Page 90: 1140 Nfc Card

    For access, remove these FRUs in order: • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 Removal steps of the NFC card For ThinkPad X13 Gen 4: ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 91: 1150 Smart Card Reader (For Selected Models)

    For ThinkPad X13 Yoga Gen 4: 1150 Smart card reader (for selected models) For access, remove these FRUs in order: • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 • “1090 Speaker assembly ” on page 78...
  • Page 92 Removal steps of the smart card reader Step Screw (quantity) Color Torque M1.6 × 2.1 mm, flat-head, nylon-coated (4) Black 0.15 Nm (1.0 kgf-cm) ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 93: 1160 Dummy Smart Card Reader (For Selected Models)

    1160 Dummy smart card reader (for selected models) For access, remove these FRUs in order: • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 • “1090 Speaker assembly ” on page 78 Removal steps of the smart card reader Step Screw (quantity) Color...

  • Page 94: 1170 Wireless Wan Antennas (For Selected Models)

    For ThinkPad X13 Gen 4: Step Screw (quantity) Color Torque M1.6 × 2.6 mm, flat-head, nylon-coated (4) White 0.181 Nm (1.85 kgf-cm) For ThinkPad X13 Yoga Gen 4: ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 95: 1180 Pen Charger Cable (For Selected Thinkpad X13 Yoga Gen 4 Models)

    0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 1180 Pen charger cable (for selected ThinkPad X13 Yoga Gen 4 models) For access, remove these FRUs: • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 •...

  • Page 96: 1190 System Board

    • If you put a system board down, be sure to put it only on a padded surface such as an ESD mat or a corrugated conductive surface. • Avoid bending a system board and hard pushing to prevent cracking at each BGA (Ball Grid Array) chipset. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 97 Note: Input the exact brand name as shown in this table. Product name Machine type (MT) 20EX, 21EY, 21J3 and 21J4 ThinkPad X13 Gen 4 ThinkPad X13 Yoga Gen 4 21F2 and 21F3 Removal steps of the system board Chapter 8 Removing or replacing a FRU...

  • Page 98: 1200 Power Board And Power Button With Or Without Fingerprint Reader

    2. Click Config ➙ Keyboard/Mouse ➙ Keyboard Layout, and then select the keyboard language. 1200 Power board and power button with or without fingerprint reader For access, remove this FRU: • “1190 System board” on page 90 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 99: 1210 Cable Guide For Coin-Cell Battery

    • “1020 Base cover assembly” on page 69 • “1070 Built-in battery” on page 76 • “1090 Speaker assembly ” on page 78 (for ThinkPad X13 Yoga Gen 4) Removal steps of the cable guide for coin-cell battery For ThinkPad X13 Gen 4...
  • Page 100 Torque Step Screw (quantity) Color M1.6 × 2.1 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) For ThinkPad X13 Yoga Gen 4 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 101: 2000 Lcd Unit

    When installing: Ensure that the connector is attached firmly. 2000 LCD unit Note: If you replace the system board of ThinkPad X13 Yoga Gen 4, remember to make the sensor calibration. For details, see “Sensor calibration (for ThinkPad X13 Yoga Gen 4 only)” on page 62.
  • Page 102 Removal steps of the LCD unit ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 103: 2010 Keyboard Assembly

    Screw (quantity) Color Torque Black 0.294 Nm M 2.5 × 5 mm, flat-head, nylon-coated (6) (3.0 kgf-cm) Table 14. Screw specification of ThinkPad X13 Yoga Gen 4 Step Screw (quantity) Color Torque Black 0.294 Nm M 2.5 × 4.5 mm, flat-head, nylon-coated (6) (3.0 kgf-cm)

  • Page 104: 2020 Strip Cover (For Thinkpad X13 Yoga Gen 4 Only)

    For access, remove this FRU: • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 Removal steps of LCD bezel sheet and LCD bezel ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 105: 2040 Lcd Hinges

    • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 • “2020 Strip cover (for ThinkPad X13 Yoga Gen 4 only)” on page 98 • “2030 LCD bezel sheet and LCD bezel (for ThinkPad X13 Gen 4 only)” on page 98...

  • Page 106: 2050 Lcd Panel, Lcd Cable And Elastic Adhesive Tapes

    • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 • “2020 Strip cover (for ThinkPad X13 Yoga Gen 4 only)” on page 98 • “2030 LCD bezel sheet and LCD bezel (for ThinkPad X13 Gen 4 only)” on page 98 •...
  • Page 107 2. Turn over the LCD panel and detach the LCD cable from the LCD panel as shown. • ThinkPad X13 Yoga Gen 4 1. Pull out each tape slowly in the direction as shown until the adhesive tapes are all released from LCD unit.
  • Page 108 2. Turn over the LCD panel and detach the LCD cable from the LCD panel as shown. Installation steps of LCD panel and elastic adhesive tapes • ThinkPad X13 Gen 4 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 109 2. Attach the LCD cable to the LCD panel as shown. Turn over the LCD panel to secure the LCD panel with tapes. • ThinkPad X13 Yoga Gen 4 1. Peel off the release liners from one side of the new elastic adhesive tapes. Apply the tapes to the correct locations.

  • Page 110: 2060 Camera-And-Microphone Module And Cable (For Selected Models)

    • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 • “2020 Strip cover (for ThinkPad X13 Yoga Gen 4 only)” on page 98 • “2040 LCD hinges” on page 99 • “2050 LCD panel, LCD cable and elastic adhesive tapes” on page 100 Removal steps of the camera-and-microphone module and cable: •...
  • Page 111 • For ThinkPad X13 Yoga Gen 4: Chapter 8 Removing or replacing a FRU...

  • Page 112: 2070 Camera Shutter Or Dummy Camera Shutter

    • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 • “2020 Strip cover (for ThinkPad X13 Yoga Gen 4 only)” on page 98 • “2040 LCD hinges” on page 99 • “2050 LCD panel, LCD cable and elastic adhesive tapes” on page 100 Removal step of camera shutter or dummy camera shutter：...
  • Page 113 -Type 1 -Type 2 • For ThinkPad X13 Yoga Gen 4 Attention: When you route the cables, ensure that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken.
  • Page 114 Wireless WAN antenna (MIMO1)* Wireless WAN antenna (main)* Wireless WAN antenna (auxiliary)* Wireless WAN antenna (MIMO2)* * for selected models • For ThinkPad X13 Yoga Gen 4: ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 115: 2090 Lcd Cover Assembly

    • “1020 Base cover assembly” on page 69 • “2000 LCD unit” on page 95 • “2020 Strip cover (for ThinkPad X13 Yoga Gen 4 only)” on page 98 • “2030 LCD bezel sheet and LCD bezel (for ThinkPad X13 Gen 4 only)” on page 98 •...
  • Page 116 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 117: Appendix A. 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 equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
  • Page 118 States and other countries. USB-C is a registered trademark of USB Implementers Forum. Wi-Fi and Miracast are registered trademarks of Wi-Fi Alliance. All other trademarks are the property of their respective owners. ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...

  • Page 119: Appendix B. Abbreviation Table

    Electrically Erasable Programmable Read-Only Memory Extensible Firmware Interface Electrostatic discharge Field Replaceable Unit General Announce Variant Integrated circuits Liquid Crystal Display Machine type and model POST Power-on self-test RFID Radio-frequency identification Supervisor password UUID Universally unique identifier © Copyright Lenovo 2023...
  • Page 120 ThinkPad X13 Gen 4 and ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual...
  • Page 122 Part Number: SP41G21814 Printed in China (1P) P/N: SP41G21814 *1PSP41G21814*...

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