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Lenovo IdeaPad 1 Series Hardware Maintenance Manual
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Lenovo IdeaPad 1 Series Hardware Maintenance Manual

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Summary of Contents for Lenovo IdeaPad 1 Series

  • Page 1 IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 2 First Edition (September 2021) © Copyright Lenovo 2021.

  • Page 3: Table Of Contents

    Trademarks ....lvii Remove the 2242 solid-state drive (for selected models) ....© Copyright Lenovo 2021...
  • Page 4 IdeaPad Series 1 Hardware Maintenance Manual...

  • Page 5: About This Manual

    IdeaPad 1 15IGL7 IdeaPad 1 15IGL7 1 82V7 IdeaPad 1 15IGL7 2 IdeaPad 1 15IJL7 82LX IdeaPad 1 15IJL7 Ua Important: • This manual is intended only for trained service technicians who are familiar with Lenovo products. © Copyright Lenovo 2021...
  • Page 6 • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information” on page 1. IdeaPad Series 1 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 2021...

  • 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 IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 15 DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER VORSICHT IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 25 Chapter 1 Safety information...
  • Page 26 IdeaPad Series 1 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 2021...

  • Page 28: Cru List

    • 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

    Chapter 3. Identifying FRUs Locate FRUs and CRUs The exploded illustrations help Lenovo service technicians identify FRUs or CRUs that they may need to replace when servicing a customer’s computer. Figure 1. Exploded view Table 3. FRU (CRU) categories FRU (CRU) category...
  • Page 30 Table 3. FRU (CRU) categories (continued) Lower case Speakers Coin-cell battery System board Wi-Fi card mylar Wi-Fi card Memory 2242 solid-state drive* 2242 solid-state drive bracket* 2280 solid-state drive* DC-in cable Screw kit * For selected models Figure 2. LCD exploded view Table 4.
  • Page 31 Table 4. FRU (CRU) categories (continued) LCD module EDP cable Hinges Hinge cover Microphone rubbers Camera module Removable tapes Chapter 3 Identifying FRUs...
  • Page 32 IdeaPad Series 1 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

    3. Follow the correct sequence in the steps for removing a FRU, as shown in the illustrations by the numbers in square callouts. 4. When removing a FRU, move it in the direction as shown by the arrow in the illustration. 5.

  • Page 35: Remove The Battery Pack

    Figure 4. Remove ten screws for 15–inch models Number of screws Screw specifications M2 x L5.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Lower case Remove the battery pack Make sure the following FRUs (or CRUs) have been removed.
  • Page 36 Figure 5. Disconnect the battery pack cable for 14–inch models Figure 6. Disconnect the battery pack cable for 15–inch models Step 2. Remove five screws for 14–inch models or six screws for 15–inch models and then remove the battery pack. IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 37 Figure 8. Remove six screws and the battery pack for 15–inch models Screw specifications Number of screws M2 x L4 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Battery pack Chapter 4 Removing a FRU or CRU...

  • Page 38: Remove The Memory

    Remove the memory Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 Step 1. Disconnect the battery pack cable from the system board. Then, remove one screw, and the 2242 solid-state drive bracket. Attention: Use your fingernail to pull the connector to unplug it.

  • Page 39: Remove The 2242 Solid-State Drive (For Selected Models)

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Memory Remove the 2242 solid-state drive (for selected models) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 Step 1.

  • Page 40: Remove The 2280 Solid-State Drive (For Selected Models)

    Figure 12. Remove the 2242 solid-state drive Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: 2242 solid-state drive Remove the 2280 solid-state drive (for selected models) Make sure the following FRUs (or CRUs) have been removed.

  • Page 41: Remove The Speakers

    Step 2. Remove the 2280 solid-state drive by pulling it away from the slot. Figure 14. Remove the 2280 solid-state drive Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: 2280 solid-state drive Remove the speakers Make sure the following FRUs (CRUs) have been removed.

  • Page 42: Remove The Coin-Cell Battery

    Figure 15. Disconnect cables Step 2. Carefully remove the speakers. Figure 16. Remove speakers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Speaker Remove the coin-cell battery Make sure the following FRUs (or CRUs) have been removed.

  • Page 43: Remove The Wi-Fi Card

    Disconnect the battery pack cable and coin-cell battery cable from the system board. Then, remove the coin-cell battery. Figure 17. Disconnect cables and remove the coin-cell battery Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Coin-cell battery Remove the Wi-Fi card Make sure the following FRUs (or CRUs) have been removed.

  • Page 44: Remove The Heat Sink

    Figure 19. Remove the Wi-Fi card Screw specifications Number of screws M2 x L2.5 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Wi-Fi card Remove the heat sink Make sure the following FRUs (or CRUs) have been removed.

  • Page 45: Remove The Fan

    Step 2. Loosen three screws and remove the heat sink. Figure 21. Loosen three screws and remove the heat sink Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Heat sink Remove the fan Make sure the following FRUs (or CRUs) have been removed.

  • Page 46: Remove The Dc-In Cable

    Number of screws M2 x L4 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Remove the DC-in cable Make sure the following FRUs (or CRUs) have been removed. IdeaPad Series 1 Hardware Maintenance Manual...
  • Page 47 Step 2. Disconnect the DC-in connector and remove the DC-in cable. Figure 25. Disconnect and remove the DC-in cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Chapter 4 Removing a FRU or CRU...

  • Page 48: Remove The I/O Board

    DC-in cable Remove the I/O board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 Step 1. Disconnect the battery pack cable, the I/O board cable, and fingerprint board cable from the system board.

  • Page 49: Remove The I/O Board (Without Fingerprint Board)

    Figure 27. Open the left hinge and remove the I/O board Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: I/O board Remove the I/O board (without fingerprint board) Make sure the following FRUs (or CRUs) have been removed.
  • Page 50 Step 2. Open the left hinge and remove the I/O board. Figure 29. Open the left hinge and remove the I/O board Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: I/O board IdeaPad Series 1 Hardware Maintenance Manual...

  • Page 51: Remove The Fingerprint Reader (For Selected Models)

    Remove the fingerprint reader (for selected models) Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the I/O board” on page 42 “Remove the I/O board (without fingerprint board)” on page 43 Step 1.

  • Page 52: Remove The System Board

    Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Fingerprint reader Remove the system board Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the memory” on page 32 “Remove the 2242 solid-state drive (for selected models)”...

  • Page 53: Use A Golden Key U1 Tool To Flash-Write Key Id Information

    M2 x L4 M2.5 x L4.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: System board Use a Golden Key U1 tool to flash-write key id information After replacing the system board and re-assembling the computer, use a pre-made Golden Key U1 tool to start the computer and flash-write the serial number (SN), machine type (MT), product name (PN), and UUID to the new system board.
  • Page 54 Step 2. Rotate the upper case to a degree less than 90º and remove the upper case. Figure 35. Remove the upper case Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Upper case...

  • Page 55: Remove The Lcd Bezel

    Figure 36. Remove the LCD bezel Screw specifications Number of screws M2 x L4 Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD bezel Remove the hinge cover Make sure the following FRUs (or CRUs) have been removed.

  • Page 56: Remove The Lcd Module

    Figure 37. Remove the hinge cover Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Hinge cover Remove the LCD module Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 28 “Remove the upper case”...

  • Page 57: Remove The Hinges

    Peel off the mylar tape and disconnect the camera cable and EDP cable from the LCD module. Then, remove the LCD module. Figure 39. Rotate the LCD module and remove six screws Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: LCD module Remove the hinges Make sure the following FRUs (or CRUs) have been removed.
  • Page 58 Screw specifications Number of screws M2.5 x L4.5 Step 2. Remove the hinges. Figure 41. Remove the hinges Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: Hinge IdeaPad Series 1 Hardware Maintenance Manual...

  • Page 59: Remove The Microphone Rubbers

    Remove the microphone rubbers. Figure 42. Disconnect cables and remove four screws Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Microphone rubber Remove the EDP cable Make sure the following FRUs (or CRUs) have been removed.

  • Page 60: Remove The Camera Module

    Figure 43. Disconnect cables and remove four screws Step 2. Remove the EDP cable. Figure 44. Remove the EDP cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement part: EDP cable Remove the camera module Make sure the following FRUs (or CRUs) have been removed.
  • Page 61 Disconnect the camera connector and remove the camera. Figure 45. Disconnect the camera connector and remove the camera Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement part: Camera module Chapter 4 Removing a FRU or CRU...
  • Page 62 IdeaPad Series 1 Hardware Maintenance Manual...

  • Page 63: Trademarks

    Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2021 Lenovo.

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