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Lenovo IdeaPad S540 Series Hardware Maintenance Manual
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Lenovo IdeaPad S540 Series Hardware Maintenance Manual

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Summary of Contents for Lenovo IdeaPad S540 Series

  • Page 1 Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 2 First Edition (August 2019) © Copyright Lenovo 2019.

  • Page 3: Table Of Contents

    CRU ....27 Service tools ....© Copyright Lenovo 2019...
  • Page 4 Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 5: About This Manual

    Important: • This manual is intended only for trained service technicians who are familiar with Lenovo products. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information” on page 1. © Copyright Lenovo 2019...
  • Page 6 Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • Do not work alone under hazardous conditions or near equipment that has hazardous voltages. • Disconnect all power before: – Performing a mechanical inspection © Copyright Lenovo 2019...

  • Page 8: Safety Inspection Guide

    This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide.

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

    4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any 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 DANGER Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 27: Chapter 2. General Checkout

    • Scratched (cosmetic) parts • Distortion, deformation, or discoloration of the cosmetic parts • Plastic parts, latches, pins, or connectors that have been cracked or broken by excessive force • Damage caused by liquid spilled into the system © Copyright Lenovo 2019...

  • Page 28: Cru List

    • Check for obvious damage to a hard disk drive. If the spindle of a hard disk drive becomes noisy, the hard disk drive might have been dropped or subject to excessive force. CRU list Table 1. Model: Lenovo IdeaPad S540-13IML (Machine type: 81XA) Type ac power adapter self-service Table 2.

  • Page 29: Chapter 3. Idetifying Fru (Cru)

    Chapter 3. Idetifying FRU (CRU) Locate FRU and CRU The exploded illustrations help Lenovo service technicians identify FRU or CRU that they may need to replace when servicing a customer’s computer. Figure 1. Lenovo IdeaPad S540-13IML and Lenovo IdeaPad S540-13API system exploded view...
  • Page 30 Speakers Heat sink M.2 solid-state drive (SSD) Thermal pad for SSD USB Type-C bracket System board Upper case (with touch pad) I/O board cable I/O board Thermal pad for charger WLAN card Fans Lenovo IdeaPad S540 series Hardware Maintenance Manual...
  • Page 31 Figure 2. Lenovo IdeaPad S540-13IML and Lenovo IdeaPad S540-13API LCD exploded view Table 4. FRU (CRU) categories FRU (CRU) category Hinge cap Hinges Antenna Bezel covers LCD panel Camera Chapter 3 Idetifying FRU (CRU)
  • Page 32 Table 4. FRU (CRU) categories (continued) Camera cable Microphone rubbers LCD cover Removable tapes EDP cable Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 33: Chapter 4. Removing A Fru Or Cru

    Chapter 4. Removing a FRU or CRU Service tools The following table lists tools for servicing Lenovo computers. Tools with a cross mark are needed for serving the product models as described by this publication. Prepare them before you service the product.

  • Page 34: Remove The Lower Case

    Step 1. Disconnect all power cords, cables, and USB devices from the computer. Step 2. Place the computer upside down on a flat surface. Step 3. Remove nine screws. Figure 3. Remove nine screws Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 35: Remove The Battery Pack

    Pry up the latches and remove the lower case. Figure 4. Pry up the latches and remove the lower case Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Lower case Remove the battery pack Make sure the following FRU (or CRU) has been removed.

  • Page 36: Remove The Speakers

    Figure 5. Disconnect the battery pack cable and speaker cable and remove the battery pack Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Battery pack Remove the speakers Make sure the following FRU (CRU) has been removed: “Remove the upper case ”...

  • Page 37: Remove The M.2 Solid-State Drive

    Step 2. Release the speaker cables from the hooks. Then, remove the speakers. Figure 7. Remove the speakers Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Speakers Remove the M.2 solid-state drive Make sure the following FRU (or CRU) has been removed.
  • Page 38 Figure 9. Remove one screw and slide the M.2 solid-state drive out of the slot Screw specifications Number of screws M2.0 x L2.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: M.2 solid-state drive Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 39: Remove The Wlan Card

    Remove the WLAN card Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 28 Step 1. Disconnect the battery pack cable from the system board. Then, disconnect the cables from the WLAN card. Attention: Do not pull the cable.

  • Page 40: Remove The Fans

    Figure 11. Remove one screw and slide the WLAN card out of the slot Screw specifications Number of screws M2.0 x L2.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: WLAN card Remove the fans Make sure the following FRU (or CRU) has been removed.

  • Page 41: Remove The Heat Sink

    Figure 13. Remove six screws and then remove the fans Screw specifications Number of screws M2.0 x L2.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Fans Remove the heat sink Make sure the following FRU (or CRU) have been removed.
  • Page 42 Figure 14. Disconnect the battery pack cable Step 2. Loosen three screws and remove the heat sink. Note: Loosen five screws to remove the heat sink in DIS model. Figure 15. Loosen three screws and remove the heat sink Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 43: Remove The I/O Board

    Screw specifications Number of screws M2.0 x L3.0 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Heat sink Remove the I/O board Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 28 Step 1.
  • Page 44 Figure 18. Remove three screws and remove the I/O board Screw specifications Number of screws M2.0 x L2.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 45: Remove The System Board

    I/O board Remove the system board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the battery pack” on page 29 “Remove the speakers” on page 30 “Remove the M.2 solid-state drive” on page 31 “Remove the WLAN card”...
  • Page 46 Remove two screws. Then, remove the USB Type-C bracket. Figure 21. Remove two screws and the USB Type-C bracket Screw specifications Number of screws M2 x L4 Step 4. Remove the system board. Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 47: Remove The Upper Case

    Figure 22. Remove the system board Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: System board Remove the upper case Make sure the following FRU (CRU) has been removed. “Remove the lower case” on page 28 Step 1.
  • Page 48 Step 2. Carefully open the LCD cover away from the upper case. Then, carefully remove the upper case. Note: When disassembling the upper case, handle the LCD module and upper case with care. Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 49: Remove The Hinges

    Figure 24. Remove the upper case Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Upper case Remove the hinges Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the upper case ”...
  • Page 50 Figure 26. Remove four screws and the hinges Screw specifications Number of screws M2 X 6 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Hinge cap Hinges Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 51: Remove The Wireless Antenna

    Remove the wireless antenna Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the upper case ” on page 41 Step 1. Remove eight screws. Figure 27. Remove eight screws Screw specifications Number of screws M1.2 x 3.4 Step 2.

  • Page 52: Remove The Lcd Panel

    Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Wireless antenna Remove the LCD panel Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 28 “Remove the upper case ” on page 41 “Remove the hinges”...

  • Page 53: Remove The Camera Module

    Step 3. Lift the LCD panel from the LCD cover. Figure 31. Lift the LCD panel from the LCD cover Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD module Remove the camera module Make sure the following FRUs (or CRUs) have been removed.

  • Page 54: Remove The Edp Cable

    Step 1. Remove the camera module. Figure 32. Remove the camera module Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Camera Remove the EDP cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 55: Remove The Microphone Rubbers

    Figure 33. Remove the EDP cable Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: EDP cable Remove the microphone rubbers Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the upper case ”...
  • Page 56 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Microphone rubbers Lenovo IdeaPad S540 series Hardware Maintenance Manual...

  • Page 57: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2019 Lenovo.

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