Lenovo 83LC000PGE Hardware Maintenance Manual

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Hardware Maintenance Manual

Yoga 9i 2-in-1 Aura Edition (14", 10)

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Page 1 Hardware Maintenance Manual Yoga 9i 2-in-1 Aura Edition (14″, 10)
Page 4 Hardware Maintenance Manual...
Page 5: About This Manual
• It is recommended that these products be repaired by trained service technicians. For customers electing to repair their own Lenovo products, please follow all instructions carefully. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information” on page 1.
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 – Removing or installing main units © Copyright Lenovo 2025...
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 Chapter 1 Safety information...
Page 12 Hardware Maintenance Manual...
Page 13 PERIGO PERIGO PERIGO PERIGO PERIGO Chapter 1 Safety information...
Page 14 PERIGO PERIGO PERIGO DANGER DANGER DANGER Hardware Maintenance Manual...
Page 15 DANGER DANGER DANGER DANGER DANGER VORSICHT Chapter 1 Safety information...
Page 16 VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
Page 17 VORSICHT VORSICHT Chapter 1 Safety information...
Page 18 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 2. General Checkout
The following are not covered under warranty: • LCD panel cracked from the application of excessive force or from being dropped • Scratched (cosmetic) parts • Distortion, deformation, or discoloration of the cosmetic parts © Copyright Lenovo 2025...
Page 26: 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: Yoga 9 2-in-1 14ILL10 (MT: 83LC) Type Power cord self-service ac power adapter self-service Lenovo Yoga Pen self-service Hardware Maintenance Manual...
Page 27: Chapter 3. Identifying Frus (Crus)
Chapter 3. Identifying FRUs (CRUs) 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. © Copyright Lenovo 2025...
Page 28 Figure 1. exploded view Hardware Maintenance Manual...
Page 29 Battery pack Lower case Rubber foot Touchpad cable I/O board FPC I/O board I/O board cable Fingerprint board cable Lenovo Yoga Pen Dongle* Power cord ac power adapter Mouse* Screw kit * for selected models Chapter 3 Identifying FRUs (CRUs)
Page 30 Hardware Maintenance Manual...
Page 31: 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 32: Handling Thermal Interface Materials
3. Follow the correct sequence in the steps for removing an FRU, as shown in the illustrations by the numbers in square callouts. 4. When removing an FRU, move it in the direction as shown by the arrow in the illustration. 5.
Page 33: Areas On The System Board Where Thermal Interface Materials Are Applied
Figure 2. Areas on the heat sink where thermal interface materials should be applied Areas on the system board where thermal interface materials are applied The following figure shows the areas on the system board where thermal interface materials are applied. Figure 3.
Page 34: Remove The Battery Pack
Pry up the latches and then remove the lower case. Figure 6. Pry up the latches and then remove the lower case Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: Rubber foot Lower case Remove the battery pack Make sure the following FRU (or CRU) has been removed.
Page 35: Remove The I/O Board Cable
Number of screws Torque force (kgf.cm) M2 x L3.5 1.85 ± 0.15 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Battery pack Remove the I/O board cable Make sure the following FRU (or CRU) has been removed.
Page 36: Remove The I/O Board Fpc
Figure 8. Remove the I/O board cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: I/O board cable Remove the I/O board FPC Make sure the following FRUs (CRUs) have been removed. “Remove the rubber foot and the lower case” on page 27 “Remove the battery pack”...
Page 37: Remove The Antenna
Torque force (kgf.cm) M1.6 x L2.9 0.9 ± 0.1 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Antenna Remove the solid-state drive (SSD) module Make sure the following FRU (or CRU) has been removed.
Page 38: Remove The Heat Sink And Fan Module
1.85 ± 0.15 Step 3. Remove the SSD thermal pad. Figure 12. Remove the SSD thermal pad Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Solid-state drive (SSD) Solid-state drive (SSD) thermal pad Remove the heat sink and fan module Make sure the following FRU (or CRU) has been removed.
Page 39 Figure 13. Peel off the conductive tape Step 3. Disconnect the fan cables from the system board. Release the cables from the cable guide. Figure 14. Disconnect the fan cables from the system board Step 4. Loosen four screws and remove five screws, and then remove the heat sink and fan module. Figure 15.
Page 40: Remove The Touchpad Cable
Disconnect the touchpad cable from the touchpad and the system board, and then remove the cable. Figure 16. Remove the touchpad cable Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Touchpad cable Remove the I/O board Make sure the following FRUs (or CRUs) have been removed.
Page 41: Remove The System Board And The Fingerprint Board Cable
M1.6 x L2.9 0.9 ± 0.1 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: I/O board Remove the system board and the fingerprint board cable Make sure the following FRUs (or CRUs) have been removed.
Page 42 “Remove the solid-state drive (SSD) module” on page 31 “Remove the heat sink and fan module” on page 32 “Remove the I/O board” on page 34 Step 1. Disconnect the cables connected to the system board. Figure 19. Disconnect cables connected to the system board Step 2.
Page 43 Figure 21. Remove the fingerprint board cable Step 4. Remove two microphone rubbers from the system board. Figure 22. Remove two microphone rubbers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: System board Fingerprint board cable...
Page 44: Use A Golden Key U1 Tool To Flash-Write Key Id Information
The Golden Key U1 tool is prepared by running the U1 Update software on a FAT32-formatted USB thumb drive. Go to for detailed instructions on how to create https://support.lenovo.com/us/en/solutions/ht102004 and use a Golden Key U1 tool. Remove the LCD module Make sure the following FRU (CRU) has been removed.
Page 45: Remove The Upper Case
Torque force (kgf.cm) M2.5 x L4.5 3.0 ± 0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: LCD module Remove the upper case Make sure the following FRUs (CRUs) have been removed. “Remove the rubber foot and the lower case” on page 27 “Remove the battery pack”...
Page 46 Hardware Maintenance Manual...
Page 47: Appendix A. Label Locations
Table 4. All base cover labels Applied country/region Label Label name Label dimensions 18 mm x 18 mm label OS label 16 mm x 22.5 mm Carbon neutral label 43.11 mm x 16.2 mm © Copyright Lenovo 2025...
Page 48 Hardware Maintenance Manual...
Page 49: Trademarks
Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2025 Lenovo.

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Lenovo 83LC000PGE Hardware Maintenance Manual

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