Lenovo Yoga Book 9i Hardware Maintenance Manual

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Hardware Maintenance Manual

Yoga Book 9i (14", 10)

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Summary of Contents for Lenovo Yoga Book 9i

Page 1 Hardware Maintenance Manual Yoga Book 9i (14", 10)
Page 4 Hardware Maintenance Manual...
Page 5 • 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 • 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 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 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 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 • 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 2025...
Page 28 Lenovo 600 Bluetooth Silent Mouse* Notes: • CRU replacement instruction is provided in one or more of the following publications and are available from Lenovo at any time upon your request. the product User Guide the printed publications that came with the product •...
Page 29 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 30 Figure 1. Exploded view Hardware Maintenance Manual...
Page 31 Table 1. FRU (CRU) categories FRU (CRU) category HUD Module AB (upper screen assembly) Note: The upper screen is a field service unit (FRU) and should be replaced as a complete unit. Do not disassemble the assembly any further. LCD Module C Hinge rubber SSD_ABSORBER_AL Mylar EDP_FPC_ASSY for c cover display...
Page 32 Hardware Maintenance Manual...
Page 33 Yoga Book 9 PC. Set the internal battery into shipping mode You should set the internal battery to shipping mode before disassembling the Lenovo PC. In shipping mode, the battery will not supply power to the PC. © Copyright Lenovo 2025...
Page 34 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 35 Step 3. Use a pair of tweezers or an ultra-thin opening tool to carefully pry off the two strip covers at the positions as illustrated. Step 4. Take out the pair of rubbers. Step 5. Use a pair of tweezers to take out the tabs of three stretch release tapes. The bottom OLED panel is secured to the cover using three stretch-release tapes: two are positioned on the sides and one at the top.
Page 36 Note: The shapes of the tabs of stretch-release tapes are different depending on the orientation in which the tapes are affixed. The tapes that are affixed vertically feature a square tab ( ) while those affixed horizontally a round tab ( Step 6.
Page 37 Remove the battery pack Ensure that the bottom OLED panel has been removed before removing the battery pack. Step 1. Remove the ten screws that secure the tape brackets and then remove the tape brackets. Table 4. Specifications for screws that secure the tape brackets Thread Length (mm) Torque...
Page 38 Step 3. Disconnect the cable for the camera switch board from the system board and detach it from the battery pack assembly. Step 4. Remove the seven screws that secure the battery pack and then remove the battery pack assembly. Table 5.
Page 39 Step 1. Disconnect the left and right speakers from the system board. Step 2. Remove the six screws that secure the two speakers and then remove the speakers. Table 6. Specifications for screws that secure the speakers Thread Length (mm) Torque Quantity 1.85 +/- 0.15 kgf-cm...
Page 40 Step 2. Remove the solid-state drive. The following FRUs may be needed for servicing the solid-state drive. Components and miscellaneous parts The M.2 form factored solid-state drive SSD_ABSORBER_AL Mylar Mylar Remove the heat sink and fans Ensure that the bottom OLED panel has been removed before removing the battery pack. Step 1.
Page 41 Step 2. Remove the two screws that secure the C frame and then remove the C frame. Table 8. Specifications for screws that secure the solid-state drive Thread Length (mm) Torque Quantity 2.5 +/- 0.15 kgf-cm Step 3. Carefully remove the shielding tape that is affixed to the heat sink on top of the DDR memory. Chapter 4 Removing a FRU or CRU...
Page 42 Step 4. Remove the screws that secure the heat sink, the heat sink bracket, and the fans. Table 9. Specifications for screws that secure the heat sink Label Thread Length (mm) Torque Quantity 1.85 +/- 0.15 kgf-cm Table 10. Specifications for screws that secure the heat sink bracket Label Thread Torque...
Page 43 The heat sink and the fans can now be removed. The following FRUs may be either exposed or have been detached after completing this disassembly procedure. Components and miscellaneous parts Support C Frame The frame part DDR Shileding tape The shielding tape The heat sink assembly HEATSINK System FAN...
Page 44 Figure 2. Area on the heat sink where thermal interface materials should be applied Remove the IO boards, the camera switch board, and the system board Ensure that the bottom OLED panel has been removed before removing the battery pack. Step 1.
Page 45 Some key product information and settings are stored in the ROMs of the PC’s system board. The information and settings are essential for using and servicing a Lenovo PC. After replacing a system board for a Lenovo PC, you need to use a Lenovo-provided software tool to write key information—including machine type model (MTM), serial number (SN), and product name—as well as settings such as keyboard...
Page 46 Attention: Take extra caution when entering the MTM and SN and when selecting the product name and keyboard language. Carefully verify these details before committing the writing action. Once recorded on the system board, they cannot be altered. Consult Lenovo service if you are uncertain about the MTM, SN, and product name for your PC.
Page 47 Step 2. Detach the upper screen assembly from the base cover. The base cover and the HUD Module AB are both Field Replaceable Units (FRUs) and should be replaced as a whole. The following FRUs may be either exposed or have been detached after completing this disassembly procedure.
Page 48 Hardware Maintenance Manual...
Page 49 Appendix A. Label locations Figure 3. Label layout on the back side of the base cover Table 17. All base cover labels Label Label description Applicable country/region Rating label Indonesia regulatory label Indonesia © Copyright Lenovo 2025...
Page 50 Hardware Maintenance Manual...
Page 51 Trademarks LENOVO, the LENOVO logo and Yoga are trademarks of Lenovo. All other trademarks are the property of their respective owners. © 2025 Lenovo.

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