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Lenovo 20Y7 Hardware Maintenance Manual
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Lenovo 20Y7 Hardware Maintenance Manual

Lenovo 20Y7 Hardware Maintenance Manual

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E14 Gen 3 / E15 Gen 3
Hardware Maintenance Manual

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  • Page 1 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 2 Appendix A “Notices” on page 105. Second Edition (May 2021) © Copyright Lenovo 2021. 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

    1060 Wireless LAN card ... password ....1070 Thermal fan assembly ..© Copyright Lenovo 2021...
  • Page 4 1080 I/O board and I/O board cable ..2010 LCD bezel assembly ... 1090 Power button (with fingerprint reader*) and 2020 LCD panel....power button (with fingerprint reader*) cable .

  • Page 5: About This Manual

    This manual contains service and reference information for the following ThinkPad products. ThinkPad E14 Gen 3 Machine types (MT) 20Y7, 20YD, 20YE, and 20YF ThinkPad E15 Gen 3 Machine types (MT) 20YG, 20YH, 20YJ, and 20YK Use this manual along with the advanced diagnostic tests to troubleshoot problems.
  • Page 6 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    Do not use this type of mat to protect yourself from electrical shock. © Copyright Lenovo 2021...

  • 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:// www.lenovo.com/serviceparts-lookup 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 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 15 PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 27: Chapter 2. Important Service Information

    UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: https://pcsupport.lenovo.com/supportphonelist • System Disassembly/Reassembly videos that show the FRU removals or replacements for the Lenovo authorized service technicians are available in the following support site: https://www.lenovoservicetraining.com/ion/...

  • Page 28: Important Notice For Replacing A System Board

    Dynamic Configure To Order (CTO) 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 2. Type the Machine Type in the corresponding field to get a general FRU list. Or type the Serial Number for more detailed FRU information. Chapter 2 Important service information...
  • Page 30 E14 Gen 3 / E15 Gen 3 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 2021...

  • Page 32: 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 33: Quick Test Programs

    Note: The recover bad sectors tool is only available on computers that have hard disk drives installed. 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 programs enable Chapter 3 General checkout...

  • Page 34: Power System Checkout

    1. Go to https://www.lenovo.com/diags 2. Click Lenovo Bootable Diagnostics. 3. Follow the instructions on the Web site to create a bootable diagnostic medium on a USB device or CD. To use the diagnostic medium you have created, do one of the following: •...

  • Page 35: Checking The Built-In Battery And Operational Charging

    2. Start Lenovo Vantage program, and then click Hardware Settings ➙ Power. The ac power adapter information is displayed. Ensure that you use the USB-C type ac power adapter that is shipped with the computer to provide enough power to the computer. Otherwise, a message will be displayed, prompting you that the computer will not be charged or will be charged slowly.
  • Page 36 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 37: Chapter 4. Related Service Information

    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 38: 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 39: 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 40: Power Management

    3. Remove the base cover assembly. See “1010 Base cover assembly” on page 64. 4. Remove the built-in battery. See “1020 Built-in battery” on page 67. 5. Remove the coin-cell battery. See “1100 Coin-cell battery” on page 77. 6. Reinstall the coin-cell battery. 7.

  • Page 41: Hibernation Mode

    • The ring indicator (RI) is signaled by a serial device or a PC Card device. • The time set on the resume timer elapses. Note: The computer does not accept any input immediately after it enters sleep mode. Wait a few seconds before taking any action to reenter operation mode.

  • Page 42: Numeric Error Codes

    If no numeric code is displayed, check the narrative descriptions of symptoms. If the symptom is not described there, go to “Intermittent problems” on page 40. Note: For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for that device.

  • Page 43: 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 44 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 45: No-Beep 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. Notes: •...

  • Page 46: Intermittent Problems

    Table 5. 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 47: Chapter 5. Special Keys

    Decline incoming calls on Microsoft Teams Open the Vantage app. You can customize the function of this key on the Vantage app. Open calculator (for E15 Gen 3 only) Enter sleep mode (for E15 Gen 3 only) Open Snipping Tool © Copyright Lenovo 2021...
  • Page 48 Toggle keyboard backlight Break operation 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 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 49: Chapter 6. Locations

    Chapter 6. Locations This chapter helps you locate the hardware components on your computer. Locating computer controls, connectors, and indicators This topic helps you locate the controls, connectors, and indicators on your computer. Front view E14 Gen 3 © Copyright Lenovo 2021...
  • Page 50 Webcam privacy shutter Infrared camera* / Camera* Power button / Power button with Microphone fingerprint reader function* ® TrackPoint pointing stick Speaker Trackpad TrackPoint buttons * for selected models E15 Gen 3 Webcam privacy shutter Infrared camera* / Camera* Power button / Power button with Microphone fingerprint reader function* E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 51 ® TrackPoint pointing stick Speaker Trackpad TrackPoint buttons * for selected models Chapter 6 Locations...

  • Page 52: Side View

    Side view ® USB-C (3.2 Gen 1) connector Always on USB 3.2 connector Gen 1 HDMI connector Audio connector ThinkPad Integrated Earbuds (for USB 2.0 connector selected models of E15 Gen 3 only)* Ethernet connector (for selected models) Security-lock slot Locating FRUs and CRUs This topic introduces the following service parts: •...

  • Page 53: Major Frus

    CRUs, you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product. If you intend on installing the CRU, 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.
  • Page 54 E14 Gen 3 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 55 Coin-cell battery Base cover assembly Built-in battery Memory module* System board Memory module bracket M.2 solid-state drive (2280) Trackpad cable Trackpad Lenovo factory recovery USB key* Miscellaneous parts kits Power cord ac power adapter * for selected models Chapter 6 Locations...
  • Page 56 E15 Gen 3 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 57 ThinkPad Integrated Earbuds* Earbud tray front bezel* Earbud tray* Earbud bracket* Earbud USB-C board* Earbud cable* Lenovo factory recovery USB key* Miscellaneous parts kits Power cord ac power adapter * for selected models Notes: • Depending on the computer model, your computer might look different from the illustration above.

  • Page 58: Lcd Frus

    • 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: Miscellaneous Parts

    Table 8. LCD FRUs (continued) FRU descriptions Self-service Optional service Hinge kit LCD cover assembly * for selected models Note: Depending on the computer model, your computer might look different from the illustration above. Miscellaneous parts Table 9. Miscellaneous part FRU descriptions Self-service Optional-service...

  • Page 60: Connector And Cable Guide

    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” on page 47 and “LCD FRUs” on page 52.
  • Page 61 Table 10. System board (continued) Item Internal cable required Connector (location) Cable connection Audio connector Connect headphones or a headset with 3.5-mm (external) (0.14-inch) 4-pole plug to this connector. Speaker assembly Speaker assembly cable The speaker assembly comes with cable. Connect connector (internal) the cable to this connector.
  • Page 62 Table 11. I/O board Item Connector (location) Internal cable required Cable connection Ethernet connector Connect an Ethernet cable to this connector. (external) Connect a USB-C compatible device to this USB 2.0 connector (external) connector. E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 63: Looking Up Fru Information

    Looking up FRU information 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 64 E14 Gen 3 / E15 Gen 3 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

    • They are harder to tighten. Do the following when you service this machine: • Keep the screw kit in your tool bag. For the part number of the screw kit, go to https://support.lenovo.com/ partslookup • It is recommended to use new screws.

  • 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 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • 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

    Attention: The system board is sensitive to, and can be damaged by, electrostatic discharge (ESD). Before touching it, establish personal grounding by touching a ground point with one hand or by using an electrostatic discharge strap. Before servicing the computer Carefully read this topic before servicing the computer.
  • Page 71 Applying labels to the bottom cover Note: Depending on the country or region of delivery, the labels might be slightly different from the ones in the following illustration. The new bottom cover FRU is shipped with a kit containing labels of several kinds. Apply those labels when you replace the bottom cover.
  • Page 72 SN label Asset tag label SVT label Brazil Anatel label CECP label Argentina Electrical Safety Label E15 Gen 3 Note: If your computer comes with ThinkPad Integrated Earbuds with Versa Bay, the base cover assembly might look different from the illustration. Applying labels to the bottom cover Note: Depending on the country or region of delivery, the labels might be slightly different from the ones in the following illustration.

  • Page 73: 1020 Built-In Battery

    The only exception to this is if the built-in battery is physically damaged or a customer is reporting a possible safety issue. If the Lenovo Vantage program is not installed on the computer, the customer should download and install the program to diagnose the built-in battery, before getting a non-physically damaged built-in battery replaced.

  • Page 74: 1030 Memory Module And Memory Module Bracket

    Step Screw (quantity) Color Torque M2 × L5 mm, small-head, nylon-coated (5) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 1030 Memory module and memory module bracket For access, remove this FRU: • “1010 Base cover assembly” on page 64 Removal steps of the memory module and memory module bracket Remove the memory module bracket as shown.
  • Page 75 When handling the M.2 solid-state drive, observe the following guidelines: • Replace the M.2 solid-state drive only for upgrade or repair. The M.2 solid-state drive is not designed for frequent changes or replacement. • Before replacing the M.2 solid-state drive, make a backup copy of all the data that you want to keep. •...

  • Page 76: 1050 Speaker Assembly

    Removal steps of M.2 2280 solid-state drive Note: Before installing a new M.2 2280 solid-state drive, ensure that the thermal pad is installed properly. Step Screw (quantity) Color Torque M2 × L3 mm, flat-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) 1050 Speaker assembly For access, remove this FRU: •...

  • Page 77: 1060 Wireless Lan Card

    E15 Gen 3 When installing: Ensure that the connector is attached firmly and cables are routed properly. 1060 Wireless LAN card For access, remove this FRU: • “1010 Base cover assembly” on page 64 Removal steps of the wireless LAN card Step Screw (quantity) Color...

  • Page 78: 1070 Thermal Fan Assembly

    1070 Thermal fan assembly For access, remove this FRU: • “1010 Base cover assembly” on page 64 • Release the I/O board cable, see “1080 I/O board and I/O board cable” on page 73 • Release the wireless LAN card cable, see “1060 Wireless LAN card” on page 71 Removal step of the thermal fan assembly When you install the thermal fan assembly: •...

  • Page 79: 1080 I/O Board And I/O Board Cable

    1080 I/O board and I/O board cable Removal steps of the I/O board and I/O board cable (E14 Gen 3) For access, remove these FRUs: • “1010 Base cover assembly” on page 64 • “1070 Thermal fan assembly” on page 72 Step Screw (quantity) Color...
  • Page 80 Step Screw (quantity) Color Torque M2× L2.8 mm, flat-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the screws are installed firmly. E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 81 Removal steps of the I/O board and I/O board cable (E15 Gen 3) For access, remove these FRUs: • “1010 Base cover assembly” on page 64 • “1070 Thermal fan assembly” on page 72 Step Screw (quantity) Color Torque Black 0.294 Nm M2.5 ×...
  • Page 82 Step Screw (quantity) Color Torque M2× L2.8 mm, flat-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the screws are installed firmly. E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 83: 1090 Power Button (With Fingerprint Reader*) And Power Button (With Fingerprint Reader*) Cable

    1090 Power button (with fingerprint reader*) and power button (with fingerprint reader*) cable Removal steps of the power button (with fingerprint reader*) and power button (with fingerprint reader*) cable For access, remove these FRUs: • “1010 Base cover assembly” on page 64 •...

  • Page 84: 1110 Trackpad Cable And Trackpad

    Removal steps of the coin-cell battery When installing: Ensure that the connector is attached firmly. 1110 Trackpad cable and trackpad For access, remove these FRUs: • “1010 Base cover assembly” on page 64 • “1020 Built-in battery” on page 67 Removal steps of the trackpad cable and trackpad E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 85: 1120 Earbuds

    Table 12. Screw specification Step Screw (quantity) Color Torque M2 × 2 mm, flat-head, nylon-coated (4) Black 0.181 Nm (1.85 kgf-cm) 1120 Earbuds Removal steps of the earbuds Chapter 8 Removing or replacing a FRU...

  • Page 86: 1130 Earbud Cable And Earbud Usb-C Board

    1130 Earbud cable and earbud USB-C board For access, remove these FRUs: • “1010 Base cover assembly” on page 64 • “1020 Built-in battery” on page 67 Removal steps of the earbud cable Removal steps of the earbud USB-C board Table 13.

  • Page 87: 1150 Earbud Bracket

    Removal steps of the earbud tray 1150 Earbud bracket For access, remove these FRUs: • “1010 Base cover assembly” on page 64 • “1020 Built-in battery” on page 67 • “1120 Earbuds” on page 79 • “1130 Earbud cable and earbud USB-C board” on page 80 •...

  • Page 88: 1170 System Board

    Note: Input the exact brand name as shown in this table. Brand name Machine types 20Y7, 20YD, 20YE, and 20YF ThinkPad E14 Gen 3 ThinkPad E15 Gen 3 20YG, 20YH, 20YJ, and 20YK For access, remove these FRUs in order: •...
  • Page 89 Central Processing Unit (CPU) Removal steps of the system board Step Screw (quantity) Color Torque M2.5 × L6 mm, flat-head, nylon-coated (2) Black 0.294 Nm (3.0 kgf-cm) Chapter 8 Removing or replacing a FRU...
  • Page 90 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...
  • Page 91 E14 Gen 3 Step Screw (quantity) Color Torque M2 × L2.8 mm, flat-head, nylon-coated (2) Black 0.181Nm (1.85 kgf-cm) M2 × L5 mm, flat-head, nylon-coated (3) Black 0.181Nm (1.85 kgf-cm) E15 Gen 3 Step Screw (quantity) Color Torque M2 × L2.8 mm, flat-head, nylon-coated (4) Silver 0.181Nm (1.85 kgf-cm)

  • Page 92: 1180 Lcd Unit

    When you install the system board: Ensure that all the connectors are attached firmly to the system board. Configure the keyboard language in UEFI BIOS: 1. Enter the UEFI BIOS menu. 2. Click Config ➙ Keyboard/Mouse ➙ Keyboard Layout, and then select the keyboard language. 1180 LCD unit For access, remove these FRUs in order: •...
  • Page 93 Chapter 8 Removing or replacing a FRU...
  • Page 94 Removal steps of the LCD unit for E15 Gen 3 Step Screw (quantity) Color Torque M2.5 × L6 mm, flat-head, nylon-coated (5) Black 0.294 Nm (3.0 kgf-cm) E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 95: 1190 Keyboard Assembly

    1190 Keyboard assembly For access, remove these FRUs in order: • “1010 Base cover assembly” on page 64 • “1020 Built-in battery” on page 67 • “1030 Memory module and memory module bracket” on page 68 • “1040 M.2 solid-state drive” on page 68 •...

  • Page 96: 2020 Lcd Panel

    Removal steps of the LCD bezel assembly When installing: Ensure that all the latches are attached firmly. After the LCD bezel assembly is removed, if it cannot be used anymore, a new LCD bezel assembly is required for replacement. 2020 LCD panel E14 Gen 3 Removal steps of the LCD panel For access, remove this FRU in order:...
  • Page 97 1. Grasp the ends of four elastic adhesive tapes with tweezers. Pull out each tape slowly in the direction as shown until four elastic tapes are all released from LCD unit . Then, Turn over the LCD panel Note: Do not pull the tapes too fast, otherwise, the tapes might snap. New tap should be ordered for LCD panel replacement.
  • Page 98 Installation steps of the LCD panel 1. Peel off the release liners from one side of the new elastic adhesive tapes. Apply the new tapes ordered to the correct locations. Peel off the release liners from the other side of the tapes. Ensure that four tapes are applied correctly as shown.
  • Page 99 E15 Gen 3 Removal steps of the LCD panel For access, remove this FRU in order: • “1180 LCD unit” on page 86 • “2010 LCD bezel assembly” on page 89 1. Grasp the ends of four elastic adhesive tapes with tweezers. Pull out each tape slowly in the direction as shown until four elastic tapes are all released from LCD unit .
  • Page 100 Installation steps of the LCD panel 1. Peel off the release liners from one side of the new elastic adhesive tapes. Apply the new tapes ordered to the correct locations. Peel off the release liners from the other side of the tapes. Ensure that four tapes are applied correctly as shown.

  • Page 101: 2030 Hinge Kit

    2030 Hinge kit Removal steps of the hinge kit (E14 Gen 3) For access, remove these FRUs in order: • “1180 LCD unit” on page 86 • “2010 LCD bezel assembly” on page 89 Step Screw (quantity) Color Torque 0.294 Nm M2.5 ×...

  • Page 102: 2040 Camera And Microphone Combo Card

    Step Screw (quantity) Color Torque Black 0.294 Nm M2.5 × L2.5 mm, flat-head, nylon-coated (6) (3.0 kgf-cm) When you install the hinge kit: Ensure that all the connectors are attached firmly. 2040 Camera and microphone combo card For access, remove these FRUs in order: •...
  • Page 103 Removal steps of the camera and microphone combo card (E14 Gen 3) When installing: Ensure that the connector is attached firmly. Chapter 8 Removing or replacing a FRU...

  • Page 104: 2050 Edp Cable Assembly

    Removal steps of the camera and microphone combo card (E15 Gen 3) When installing: Ensure that the connector is attached firmly. 2050 eDP cable assembly Removal steps of eDP cable assembly (E14 Gen 3) For access, remove these FRUs in order: •...
  • Page 105 Chapter 8 Removing or replacing a FRU...

  • Page 106: 2060 Wireless Lan Antenna Assembly

    Removal steps of eDP cable assembly (E15 Gen 3) For access, remove these FRUs in order: • “1180 LCD unit” on page 86 • “2010 LCD bezel assembly” on page 89 • “2020 LCD panel” on page 90 Note: New tap should be ordered for eDP cable replacement. 2060 Wireless LAN antenna assembly For access, remove these FRUs in order: •...
  • Page 107 Removal steps of the wireless LAN antenna assembly (E14 Gen 3) Release the wireless LAN antenna assembly from the tabs as shown. Remove the wireless LAN antenna assembly from the LCD cover assembly. Antenna locations Wireless LAN auxiliary antenna (black) Chapter 8 Removing or replacing a FRU...
  • Page 108 Wireless LAN main antenna (gray) 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. Removal steps of the Wireless LAN antenna assembly (E15 Gen 3) Release the wireless LAN antenna assembly from the tabs as shown.

  • Page 109: 2070 Lcd Cover Assembly

    Remove the wireless LAN antenna assembly from the LCD cover assembly. Antenna locations Wireless LAN auxiliary antenna (black) Wireless LAN main antenna (gray) 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 110 E14 Gen 3 / E15 Gen 3 Hardware Maintenance Manual...

  • Page 111: 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 112 Trademarks LENOVO, LENOVO logo, THINKPAD, THINKPAD logo, and TRACKPOINT are trademarks of Lenovo. Microsoft and Windows are trademarks of the Microsoft group of companies. The terms HDMI and HDMI High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries.

  • Page 113: Appendix B. Abbreviation And Acronym Table

    ICCID International Standardization Organization local area network liquid crystal display media access control machine type machine type and model personal computer Platform Controller Hub POST power-on self-test © Copyright Lenovo 2021...
  • Page 114 Abbreviation Term random-access memory radio frequency RFID radio-frequency identification ring indicator registered jack SATA Serial Advanced Technology Attachment subscriber identity module supervisor password TFTs thin-film transistors UEFI Unified Extensible Firmware Interface Universal Serial Bus UUID universally unique identifier video graphics array VRAM video random-access memory wide area network...

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