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Lenovo Legion Y545 Series Hardware Maintenance Manual
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Lenovo Legion Y545 Series Hardware Maintenance Manual

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Legion Y545 Series

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  • Page 1 Hardware Maintenance Manual Legion Y545 Series...
  • Page 2 First Edition (April 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 3: Table Of Contents

    CRU ....29 General guidelines ....© Copyright Lenovo 2019...
  • Page 4 Hardware Maintenance Manual...

  • Page 5: About This Documentation

    • Depending on the version of operating systems, some user interface instructions might not be applicable to your computer. • Documentation content is subject to change without notice. Lenovo makes constant improvements on the documentation of your computer, including this Hardware Maintenance Manual. To get the latest documentation, go to https://support.lenovo.com...
  • 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

    • 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: Checking The Ac Power Adapter

    • Damage caused by the improper insertion of a personal-computer card (PC card) or the installation of an incompatible card • Improper disc insertion or use of an external optical drive • Fuses blown by attachment of a non-supported device •...

  • Page 29: Chapter 3. Identifying Frus (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 30: Major Frus And Crus

    Major FRUs and CRUs Figure 1. Legion Y545 exploded view Hardware Maintenance Manual...
  • Page 31 Note: Depending on the computer model, your computer might look different from the illustration above. Table 1. Major FRUs and CRUs FRU description Optional-service CRU Self-service CRU LCD module Thermal cover Strip cover Upper case assembly (with keyboard) Speakers Wi-Fi card System board SSD bracket Memory modules...

  • Page 32: Lcd Frus And Crus

    LCD FRUs and CRUs Figure 2. LCD module – exploded view Hardware Maintenance Manual...

  • Page 33: Miscellaneous Parts

    • Screw M2.5 x 8, black (2) • Screw M3.0 x 3, black (4) Battery gasket Thermal pad Camera rubber Looking up the FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to: https://support.lenovo.com/partslookup Chapter 3 Identifying FRUs (CRUs)
  • Page 34 Hardware Maintenance Manual...

  • Page 35: Chapter 4. Removing A Fru Or Cru

    6. If screws are missing, look up details in “Miscellaneous parts” on page 27 for replacement screws and order them through the Lenovo CRM system. 7. When replacing the base cover, reapply all labels that come with the replacement base cover. If some original labels are not included with the replacement base cover, peal them off from the original base cover and paste them on the replacement base cover.

  • Page 36: Remove The Lower Case

    Remove the lower case Make sure the computer has been turned off before servicing the computer. Step 1. Place the computer upside down on a flat surface and remove the 13 screws. Figure 3. Remove the 13 screws Number of screws Screw specifications M2.0 x 11 M2.0 x 4...

  • Page 37: Remove The Battery Pack

    Step 3. Remove the lower case. Figure 5. Remove the lower case Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Lower case Remove the battery pack Make sure the following FRU (or CRU) has been removed. “Remove the lower case”...
  • Page 38 Figure 7. Detach the battery pack connector Step 3. Remove the 5 screws. Figure 8. Remove the 5 screws Screw specifications Number of screws M2.0 x 5.0 Step 4. Remove the battery pack. Hardware Maintenance Manual...

  • Page 39: Remove The Coin-Cell Battery

    Figure 9. Remove the battery pack Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Lower mylar Battery pack Remove the coin-cell battery Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...

  • Page 40: Remove The Solid State Drive (Ssd)

    Figure 11. Remove the coin-cell battery Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Coin-cell battery Remove the Solid State Drive (SSD) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...
  • Page 41 Figure 13. Remove the 2 screws (for 2242) Screw specifications Number of screws M2.0 x 3.5 M2.0 x 3.5 Step 2. Remove the SSD bracket. Note: Only the 2242 SSD includes the bracket. Figure 14. Remove the SSD bracket Step 3. Remove the SSD by pulling it away from the slot.

  • Page 42: Remove The Hard Disk Drive (Hdd)

    Figure 15. Remove the SSD Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: SSD bracket Remove the Hard Disk Drive (HDD) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...
  • Page 43 Figure 17. Remove the 4 screws Screw specifications Number of screws M2.0 x 3.5 Step 3. Remove the HDD assembly. Figure 18. Remove the HDD assembly Step 4. Remove the 4 screws to release the metal frame. Figure 19. Remove the 4 screws Chapter 4 Removing a FRU or CRU...

  • Page 44: Remove The Memory Modules

    Screw specifications Number of screws M3.0 x 3 Step 5. Separate HDD from its bracket. Figure 20. Separate HDD from its bracket Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: HDD bracket Remove the memory modules Make sure the following FRUs (or CRUs) have been removed.

  • Page 45: Remove The Wi-Fi Card

    Step 2. Release the two latches on both edges of the socket at the same time. Then, remove the 2 memory modules. Figure 22. Remove the memory modules Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Memory modules Memory module shielding Remove the Wi-Fi card...

  • Page 46: Remove The Speakers

    Figure 24. Remove 1 screw Screw specifications Number of screws M2.0 x 2.5 Step 3. Remove the Wi-Fi card by pulling it away from the slot. Figure 25. Remove the Wi-Fi card Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Wi-Fi card Remove the speakers Make sure the following FRUs (CRUs) have been removed.

  • Page 47: Remove The Fans

    Figure 26. Detach the speaker connector Step 2. Release the speaker cable from the cable guides. Then, remove the speakers. Figure 27. Remove the speakers Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Speakers Remove the fans Make sure the following FRUs (or CRUs) have been removed.
  • Page 48 Figure 28. Detach the 3 connectors Step 2. Remove the 4 screws. Figure 29. Remove the 4 screws Screw specifications Number of screws M2.0 x 5 Step 3. Remove the 2 fans. Hardware Maintenance Manual...

  • Page 49: Remove The Heat Sink

    Figure 30. Remove the 2 fans Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Fans Remove the heat sink Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 30 “Remove the battery pack”...

  • Page 50: Remove The Thermal Cover

    Step 2. Take out the heat sink. Figure 32. Take out the heat sink Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Heat sink Remove the thermal cover Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...

  • Page 51: Remove The I/O Board

    Figure 33. Remove the 6 screws Screw specifications Number of screws M2.5 x 5 M2.0 x 8 Step 2. Carefully pull out the thermal cover in the arrow direction as below. Figure 34. Pull out the thermal cover Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Thermal cover Remove the I/O board Make sure the following FRUs (or CRUs) have been removed.
  • Page 52 Figure 35. Detach the I/O board connector Step 2. Remove the 2 screws. Figure 36. Remove the 2 screws Screw specifications Number of screws M2.0 x 3.5 Step 3. Remove the I/O board. Hardware Maintenance Manual...

  • Page 53: Remove The System Board

    Figure 37. Remove the I/O board Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: I/O board Remove the system board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case”...
  • Page 54 Figure 38. Detach the 5 connectors Step 2. Remove the 6 screws that secure the system board to the upper case. Figure 39. Remove the 6 screws Screw specifications Number of screws M2 x 3.5 M2 x 5 Step 3. Remove the key-lock bracket .

  • Page 55: Remove The Strip Cover

    Figure 40. Remove the key-lock bracket Step 4. Carefully remove the system board. Figure 41. Remove the system board Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: System board Key-lock bracket Remove the strip cover Make sure the following FRUs (or CRUs) have been removed.
  • Page 56 “Remove the Solid State Drive (SSD)” on page 34 “Remove the memory modules” on page 38 “Remove the Wi-Fi card” on page 39 “Remove the fans” on page 41 “Remove the heat sink” on page 43 “Remove the thermal cover” on page 44 “Remove the system board”...

  • Page 57: Remove The Upper Case (With Keyboard)

    Figure 44. Remove the strip cove Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Upper mylar Strip cover Remove the upper case (with keyboard) Make sure the following FRUs (CRUs) have been removed. “Remove the lower case”...
  • Page 58 Figure 45. Remove the 4 screws Number of screws Screw specifications M2.5 x 5 Step 2. Open the hinges. Figure 46. Open the hinges Step 3. Remove the upper case. Hardware Maintenance Manual...

  • Page 59: Disassemble The Lcd Module

    Figure 47. Remove the upper case Refer to “Major FRUs and CRUs” on page 24 to look up details about the following replacement part: Upper case assembly (with keyboard) Disassemble the LCD module The LCD module as a whole is not a FRU. Instead, it contains FRUs as its components. Before disassembling the LCD module, make sure it has been detached from the upper case.
  • Page 60 Note: Be careful to remove the LCD bezel since some adhesive was applied on its mating surface. If any damage occurs, you shall replace it with a new bezel. Figure 48. Pull the inner sides of the LCD bezel Step 2. Remove the removable tapes on the left and right.

  • Page 61: Remove The Camera Board

    Figure 50. Detach EDP cable connector Step 4. Carefully remove the LCD panel. Refer to “LCD FRUs and CRUs” on page 26 to look up details about the following replacement parts: LCD bezel Removable tapes LCD panel Remove the camera board Make sure the following FRUs (or CRUs) have been removed.
  • Page 62 Figure 51. Detach the camera connector and peel off the adhesive Step 2. Remove the camera board. CAUTION: The camera board is fragile and easily bent. Remove it with great care. Figure 52. Remove the camera board Refer to “LCD FRUs and CRUs” on page 26 to look up details about the following replacement parts: Camera board adhesive Camera board LCD cover assembly...

  • Page 63: Appendix A. Features And Connectors

    Appendix A. Features and connectors 45 6 7 8 9 10 Figure 53. Legion Y545 series features and connectors Table 4. Features and connectors Feature or connector Always On USB 3.1 connector Audio connector Ventilation slots (outlet) USB-C™ connector Mini DisplayPort® connector USB 3.1 connector Gen 1...
  • Page 64 Hardware Maintenance Manual...

  • Page 65: Appendix B. Label Locations

    Appendix B. Label locations Figure 54. Label layout on the back side of the base cover Labels attached to the base cover are country/region specific. Make sure to apply the appropriate labels to the replacement base cover. © Copyright Lenovo 2019...
  • Page 66 Table 5. All base cover labels Applied country/region Label description Label Label name Label dimensions HG0ZG000300 SL10K92312 HG0ZG000200 SL10K92311 SL10R02809 Argentina SL10P38275 HG15M000200 SL10P20864 HG17L000200 HG173000600 HG0ZF000C00 SL10J78000 HG0ZH000300 SL10K32753 HG17L000600 WL/BT label Brazil 35 mm x 15 mm SL10R02810 HG173000A00 SL10P38280 HG15M000600...
  • Page 67 Table 5. All base cover labels (continued) HG0ZF000B00 SL10J77992 HG0ZH000200 SL10K32758 Israel HG17300090 SL10P38279 HG15M000500 SL10P20861 HG0ZF000900 SL10J77998 HG10B000400 SL10K32762 HG17L000300 South Africa SL10R02811 HG173000800 SL10P38278 HG15M000400 SL10P20865 HG0ZF000X00 SL10L20433 Adapter label Argentina 65 mm x 20 mm HG0ZF000W00 SL10L20428 XXXXXXXXXX P.R.China SL10U41183...
  • Page 68 Table 5. All base cover labels (continued) HG12M000100 Taiwan label 70 mm x 10 mm SL10N69882 Argentina label 68 mm x 6 mm HG0T1000O00 Indonesia label 32 mm x 10 mm 144503356 HG17L000C00 Indian BIS label 22 mm x 30 mm SL10T77984 Hardware Maintenance Manual...

  • Page 69: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. Wi-Fi is registered trademark of Wi-Fi Alliance. USB-C is a trademark of USB Implementers Forum. All other trademarks are the property of their respective owners. Mini DisplayPort (mDP) is a trademark of the Video Electronics Standards Association. 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.

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