About this manual This manual contains service and reference information for the following Lenovo products. Model name Machine type (MT) 83K0, 83NR • IdeaPad Slim 3 14IRH10 • IdeaPad Slim 3 14IRH10 1 • IdeaPad Slim 3 14IRH10 2 83K3, 83MF •...
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• 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.
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.
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.
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: •...
• Plastic parts, latches, pins, or connectors that have been cracked or broken by excessive force • Damage caused by liquid spilled into the system • Damage caused by the improper insertion of a personal-computer card (PC card) or the installation of an incompatible card •...
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Table 2. FRU (CRU) categories FRU (CRU) category LCD module Notes: • For LCD panel, the LCD module as a whole is not a FRU, it contains FRUs as its components. • For OLED panel, the LCD module is a FRU and it cannot be disassembled. Upper case I/O board I/O board cable...
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.
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.
Figure 7. 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 8.
Pry up the latches and then remove the lower case. Figure 10. 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 lower case (15-inch models/16-inch models) Make sure the computer has been shut down before servicing the computer.
1.85±0.15 Step 3. Pry up the latches and then remove the lower case. Figure 12. Remove the lower case Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Lower case Remove the battery pack Make sure the following FRU (or CRU) has been removed.
Torque force (kgf.cm) M2 x L4 1.85±0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Battery pack Remove the solid-state drive (SSD) thermal pad Make sure the following FRU (or CRU) has been removed.
Number of screws Torque force (kgf.cm) M2 x L2 1.85±0.15 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Solid-state drive (SSD) Remove the Wi-Fi card Make sure the following FRU (or CRU) has been removed.
Number of screws Torque force (kgf.cm) M2 x L2 1.85±0.15 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Wi-Fi card Remove the memory module Make sure the following FRU (or CRU) has been removed.
Figure 18. Remove the memory module (16-inch models) Step 3. Remove the DDR absorber. Figure 19. Remove the DDR absorber Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Memory module DDR absorber Remove the touchpad cable Remove the touchpad cable (14-inch models) Make sure the following FRUs (or CRUs) have been removed.
Remove the touchpad cable from the touchpad and the system board. Figure 21. Remove the touchpad cable Refer to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Touchpad cable Remove the touchpad cable (15-inch models/16-inch models) Make sure the following FRUs (or CRUs) have been removed.
Figure 22. Remove the touchpad cable Refer to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Touchpad cable Remove the speaker Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 33 “Remove the battery pack”...
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Step 2. Loosen four screws and then remove the heat sink. Figure 25. Remove the heat sink Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Heat sink Related topics “Handling thermal interface materials ”...
Torque force (kgf.cm) M2 x L4 1.85±0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Remove the I/O board Make sure the following FRU (or CRU) has been removed. Chapter 4 Removing a FRU or CRU...
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“Remove the lower case” on page 33 Step 1. Disconnect the battery pack cable from the system board. Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable. Step 2. Remove two screws and then flip the hinge. Figure 28.
Screw specifications Number of screws Torque force (kgf.cm) M2 x L4 1.85±0.15 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: I/O board Remove the system board Remove the system board (14-inch models) Make sure the following FRUs (or CRUs) have been removed.
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Figure 31. Remove two screws and flip the hinge Screw specifications Number of screws Torque force (kgf.cm) M2.5 x L5 3±0.15 Step 2. Disconnect all cables connected to the system board. Figure 32. Disconnect cables connected to the system board Step 3.
1.85±0.15 Step 4. Remove the I/O board cable from the system board. Figure 34. Remove the I/O board cable Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: System board I/O board cable Remove the system board (15-inch models) Make sure the following FRUs (or CRUs) have been removed.
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Figure 35. Remove three screws and flip the hinge Screw specifications Number of screws Torque force (kgf.cm) M2.5 x L4.5 3±0.15 Step 2. Disconnect all cables connected to the system board. Figure 36. Disconnect cables connected to the system board Step 3.
M2 x L2 1.85±0.15 M2 x L4 1.85±0.15 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: System board Related topics “Handling thermal interface materials ” on page 32 Remove the system board (16-inch models) Make sure the following FRUs (or CRUs) have been removed.
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Figure 38. Remove three screws and flip the hinge Screw specifications Number of screws Torque force (kgf.cm) M2.5 x L5 3±0.15 Step 2. Disconnect all cables connected to the system board. Figure 39. Disconnect cables connected to the system board Step 3.
Remove the I/O board cable from the system board. Figure 41. Remove the I/O board cable Go to https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following replacement parts: System board I/O board cable Use a Golden Key U1 tool to flash-write key id information...
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Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable. Step 2. Disconnect the EDP cable from the system board. Figure 42. Disconnect the EDP cable from the system board Step 3. Rotate the LCD unit to an angle of more than 90 degrees and place the computer on a flat surface as shown.
Figure 44. Remove the LCD module (15-inch models) Screw specifications Number of screws Torque force (kgf.cm) M2.5 x L4.5 3±0.15 Figure 45. Remove the LCD module (16-inch models) Screw specifications Number of screws Torque force (kgf.cm) M2.5 x L5 3±0.3 Remove the upper case Make sure the following FRUs (or CRUs) have been removed.
“Remove the system board” on page 45 “Remove the LCD module” on page 51 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Upper case 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.
Number of screws Torque force (kgf.cm) M2 x L4.5 1.85±0.15 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD bezel Remove the LCD panel Make sure the following FRUs (CRUs) have been removed.
Step 2. Disconnect the EDP cable from the LCD panel and then remove the LCD panel. Figure 49. Remove the LCD panel Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: LCD panel Removable tape...
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Hinges Remove the hinges (15-inch models/16-inch models) Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 51 “Remove the hinge cover” on page 54 “Remove the LCD bezel”...
Figure 52. Remove the microphone rubbers Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: Microphone rubbers Removable tape Remove the EDP cable Make sure the following FRUs (CRUs) have been removed. “Remove the LCD module” on page 51 “Remove the hinge cover”...
“Remove the Hinges” on page 56 “Remove the microphone rubbers” on page 57 “Remove the EDP cable” on page 58 “Remove the camera” on page 58 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD cover Chapter 4...
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Figure 57. Label layout on the back side of the base cover (16-inch models) Make sure to apply the appropriate labels to the replacement base cover. Table 5. All base cover labels Label Label name Label dimensions Rating label 150 mm x 20 mm OS label 16.077 mm x 22.501 mm 18 mm x 18 mm...
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