Lenovo IdeaPad S540-15 Hardware Maintenance Manual
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Lenovo IdeaPad S540-15 Hardware Maintenance Manual

Lenovo IdeaPad S540-15 Hardware Maintenance Manual

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Hardware Maintenance Manual
Lenovo IdeaPad S540-15

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Summary of Contents for Lenovo IdeaPad S540-15

  • Page 1 Hardware Maintenance Manual Lenovo IdeaPad S540-15...
  • Page 3 Hardware Maintenance Manual Lenovo IdeaPad S540-15...
  • Page 4 First Edition (February 2019) © Copyright Lenovo 2019. 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 5: Table Of Contents

    ..Remove the fingerprint board ..Lenovo IdeaPad S540-15 CRU list ..Remove the system board...
  • Page 6 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 – Working near power supplies © 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

    Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding of the electrical outlet can be verified by a certified electrician. Safety notices (multilingual translations) The safety notices in this section are provided in the following languages: •...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 Hardware Maintenance Manual...

  • Page 27: Chapter 2. General Checkout

    • LCD panel cracked from the application of excessive force or from being dropped • 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 © Copyright Lenovo 2019...

  • Page 28: Checking The Ac Power Adapter

    Replace the system board. b. If the problem persists, call the Customer Support Center. Note: Noise from the ac power adapter does not always indicate a defect. Lenovo IdeaPad S540-15 CRU list Model: Lenovo IdeaPad S540-15IWL MT: 81NE Hardware Maintenance Manual...
  • Page 29 Type ac power adapter self-service power cord self-service Chapter 2 General checkout...
  • Page 30 Hardware Maintenance Manual...

  • Page 31: Chapter 3. Identifying Frus (Crus)

    Chapter 3. Identifying FRUs (CRUs) All FRUs (CRUs) The exploded illustrations help Lenovo service technicians identify FRUs or CRUs that they may need to replace when servicing a customer’s computer. © Copyright Lenovo 2019...
  • Page 32 Figure 1. Exploded view for Lenovo IdeaPad S540-15 Hardware Maintenance Manual...
  • Page 33 Table 1. FRU (CRU) categories FRU (CRU) category Self-service CRU Optional-service CRU — — LCD module Upper case (with keyboard) Touchpad I/O board Fingerprint board Fingerprint bracket System board Wi-Fi card Heat sink M.2 solid-state drive Memory module Memory module shielding Storage drive Storage drive bracket Battery pack...
  • Page 34 Figure 2. Exploded view for the Glass LCD module Table 2. FRU categories for the Glass LCD module FRU (CRU) category Self-service CRU Optional-service CRU Hinge cover Strip cover LCD panel Hinges Hardware Maintenance Manual...
  • Page 35 Table 2. FRU categories for the Glass LCD module (continued) LCD cable Camera privacy shutter Camera cable Camera board Microphone board LCD base cover Chapter 3 Identifying FRUs (CRUs)
  • Page 36 Figure 3. Exploded view for the Bezel LCD module Hardware Maintenance Manual...

  • Page 37: Miscellaneous Parts

    Table 3. FRU categories for the Bezel LCD module FRU (CRU) category Self-service CRU Optional-service CRU Hinge cover LCD bezel LCD panel Hinges LCD cable Camera cable Camera board Microphone board LCD base cover Miscellaneous parts Table 4. Miscellaneous parts FRU descriptions Self-service CRU Optional-service CRU...
  • Page 38 Hardware Maintenance Manual...

  • Page 39: Chapter 4. Removing A Fru Or Cru

    5. To install a new FRU in place, perform the removal procedure in reverse and follow any notes that pertain to replacement. 6. When replacing a FRU, carefully retain and reuse all screws. If screws are missing, look up the Lenovo part numbers by visiting https://support.lenovo.com/partslookup...

  • Page 40: Remove The Battery Pack

    Figure 4. Remove the 10 screws Screw specifications Number of screws M2.0 x 5.0 M2.0 x XXX Step 3. Remove the lower case. Figure 5. Remove the lower case Remove the battery pack Make sure the following FRU (or CRU) has been removed. “Remove the lower case”...
  • Page 41 Figure 6. Disconnect the cable Step 2. Remove the 3 screws. Figure 7. Remove the 3 screws Screw specifications Number of screws M2.0 x 3.0 Step 3. Remove the battery pack. Chapter 4 Removing a FRU or CRU...

  • Page 42: Remove The Speakers

    Figure 8. Remove the battery pack Remove the speakers Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Disconnect the cable from the system board. Figure 9.

  • Page 43: Remove The Coin-Cell Battery

    Figure 10. Remove the speakers Remove the coin-cell battery Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Disconnect the cable from the system board. Attention: Use your fingernail to pull the connector to unplug it.

  • Page 44: Remove The Memory Module

    Figure 12. Remove the coin-cell battery Remove the memory module Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Remove the memory module shielding. Figure 13.

  • Page 45: Remove The M.2 Solid-State Drive

    Figure 14. Remove the memory module Remove the M.2 solid-state drive Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Remove the screw. Figure 15.

  • Page 46: Remove The Storage Drive

    Figure 16. Remove the M.2 solid-state drive Step 3. Peel off the mylar from the M.2 solid-state drive to detach it. Figure 17. Peel off the mylar Remove the storage drive Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...
  • Page 47 Step 2. Remove the 4 screws that secure the storage drive to the upper case. Figure 19. Remove the 4 screws Screw specifications Number of screws M2.0 x 2.0 Step 3. Remove the storage drive. Figure 20. Remove the storage drive Step 4.

  • Page 48: Remove The Wi-Fi Card

    Figure 21. Remove the 4 screws Screw specifications Number of screws M3.0 x 3.0 Step 5. Remove the storage drive bracket. Figure 22. Remove the storage drive bracket Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed. Hardware Maintenance Manual...
  • Page 49 “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Disconnect the main and auxiliary antenna cables. Figure 23. Disconnect the antenna cables Step 2. Remove the screw. Figure 24. Remove the screw Screw specifications Number of screws M2.0 x 2.0 Step 3.

  • Page 50: Remove The I/O Board

    Figure 25. Remove the Wi-Fi card Remove the I/O board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 Step 1. Disconnect the cable from the system board. Figure 26.

  • Page 51: Remove The Fan

    Figure 27. Remove the 4 screws Number of screws Screw specifications M2.0 x 3.0 Step 3. Remove the I/O board. Figure 28. Remove the I/O board Remove the fan Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack”...
  • Page 52 Figure 29. Release the antenna cables from the hooks Step 2. Disconnect two fan cables from the system board. Figure 30. Disconnect two fan cables Step 3. Remove the 3 screws. Figure 31. Remove the 3 screws Screw specifications Number of screws M2.0 x 3.0 Hardware Maintenance Manual...

  • Page 53: Remove The Heat Sink

    Step 4. Remove the fan. Figure 32. Remove the fan Remove the heat sink Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 “Remove the Wi-Fi card” on page 42 “Remove the fan”...

  • Page 54: Remove The Lcd Module

    Figure 34. Remove the heat sink Remove the LCD module Make sure the following FRUs (CRUs) have been removed. Also make sure the antenna cables have been disconnected from the Wi-Fi card and taken out of the cable guiders. “Remove the lower case” on page 33 “Remove the battery pack”...
  • Page 55 Figure 36. Disconnect the LCD cable Step 3. Remove the 6 screws that secure the hinges to the upper case. Figure 37. Remove the 6 screws Screw specifications Number of screws M2.5 x 4.0 Step 4. Open the hinges. Chapter 4 Removing a FRU or CRU...

  • Page 56: Remove The Fingerprint Board

    Figure 38. Open the hinges Step 5. Remove the upper case from the LCD module in the direction shown by the arrow. Figure 39. Remove the LCD module Remove the fingerprint board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...
  • Page 57 Figure 40. Disconnect the cable Step 2. Remove the screw. Figure 41. Remove the screw Screw specifications Number of screws M2.0 x 2.0 Step 3. Remove the fingerprint board and its bracket. Chapter 4 Removing a FRU or CRU...

  • Page 58: Remove The System Board

    Figure 42. Remove the fingerprint board and its bracket Remove the system board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 “Remove the speakers” on page 36 “Remove the coin-cell battery”...
  • Page 59 Figure 43. Disconnect the remaining cables Step 2. Remove the 6 screws. Figure 44. Remove the 6 screws Screw specifications Number of screws M2.0 x 3.0 Step 3. Remove the system board. Figure 45. Remove the system board Chapter 4 Removing a FRU or CRU...

  • Page 60: Remove The Touchpad Assembly

    Remove the touchpad assembly Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 “Remove the speakers” on page 36 “Remove the coin-cell battery” on page 37 “Remove the memory module”...

  • Page 61: Disassemble The Lcd Module

    LCD module, make sure it has been detached from the upper case. There are two different types of LCD module for Lenovo IdeaPad S540-15IWL: the Glass LCD module and the Bezel LCD module. Some disassembling steps differ between the two modules.
  • Page 62 Figure 49. Remove the hinge cover — Glass LCD module Figure 50. Remove the hinge cover — Bezel LCD module Step 2. This step differs between the Glass LCD module and the Bezel LCD module. For the Glass LCD module, remove the strip cover from the two ends as shown. Figure 51.
  • Page 63 Figure 52. Remove the LCD bezel — Bezel LCD module Attention: Do not pull the LCD bezel from the outer sides of the LCD bezel, otherwise the hooks may be damaged. The lower side of the LCD bezel is fixed to the LCD panel with adhesive tape. Detach with care.
  • Page 64 Figure 54. Pull out the two removable tapes — Bezel LCD module Step 4. Carefully disconnect the LCD cable at the back side of the LCD panel, and then remove the LCD panel. Figure 55. Disconnect the LCD cable and remove the LCD panel — Glass LCD module Hardware Maintenance Manual...
  • Page 65 Figure 56. Disconnect the LCD cable and remove the LCD panel — Bezel LCD module Step 5. Disconnect the LCD cable and remove it. Figure 57. Remove the LCD cable — Glass LCD module Chapter 4 Removing a FRU or CRU...

  • Page 66: Remove The Hinges

    Figure 58. Remove the LCD cable — Bezel LCD module Remove the hinges Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack” on page 34 “Remove the Wi-Fi card” on page 42 “Remove the LCD module”...

  • Page 67: Remove The Camera And Microphone Board

    Figure 60. Remove the 8 screws — Bezel LCD module Screw specifications Number of screws M2.0 x 2.0 Step 2. Remove the hinges. Figure 61. Remove the hinges — Glass LCD module Figure 62. Remove the hinges — Bezel LCD module Remove the camera and microphone board Make sure the following FRUs (or CRUs) have been removed.
  • Page 68 “Remove the lower case” on page 33 “Remove the battery pack” on page 34 “Remove the Wi-Fi card” on page 42 “Remove the LCD module” on page 48 “Remove the LCD cable and LCD panel” on page 55 “Remove the hinges” on page 60 Step 1.
  • Page 69 Figure 65. Disconnect the cable between the camera board and microphone board — Bezel LCD module Step 3. Remove the camera board. Attention: The camera board is fragile and easily-bent. Remove it with care. Figure 66. Remove the camera board — Glass LCD module Chapter 4 Removing a FRU or CRU...
  • Page 70 Figure 67. Remove the camera board — Bezel LCD module Step 4. Remove the microphone board. Attention: The microphone board is fragile and easily-bent. Remove it with care. Figure 68. Remove the microphone board — Glass LCD module Figure 69. Remove the microphone board — Bezel LCD module Hardware Maintenance Manual...

  • Page 71: Appendix A. Label Locations

    Table 5. All base cover labels Label Label description Applied country/region Label dimensions Rating label and rating (print) label XX mm x XX mm WL Brazil lable Brazil 16.5 mm x 15 mm GML lable 16 mm x 22.5 mm © Copyright Lenovo 2019...
  • Page 72 Hardware Maintenance Manual...

  • Page 73: Trademarks

    Trademarks Lenovo, the “lenovo” logo and IdeaPad are trademarks of Lenovo in the United States, other countries or both: Other company, product, or service names may be trademarks or service marks of others.

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