Lenovo Yoga AIO 9 Hardware Maintenance Manual page 77

Front cover
Prerequisite
Before you start, read Chapter 1 "Important safety information" on page 1 and print the following
instructions.
Removal steps
1. Remove the base module. See "Base module" on page 54.
2. Remove the bottom rubber foot (left, right and middle). See "Bottom rubber foot (left, right and middle)"
on page 55.
3. Remove the bottom cover. See "Bottom cover" on page 57.
4. Remove the middle bracket. See "Middle bracket" on page 57.
5. Remove the stand base bracket. See "Stand base bracket" on page 58.
6. Remove the stand. See "Stand" on page 58.
7. Remove the I/O board bracket. See "I/O board bracket" on page 60.
8. Remove the Wi-Fi card. See "Wi-Fi card" on page 59.
9. Remove the heat sink. See "Heat sink" on page 61.
10. Remove the fans. See "Fans " on page 62.
11. Remove the I/O FFC. See "I/O FFC" on page 63.
12. Remove the I/O FPC. See "I/O FPC" on page 64.
13. Remove the I/O board. See "I/O board" on page 65.
14. Remove the system board. See "System board" on page 66.
15. Remove the solid-state drive (SSD). See "M.2 solid-state drive (SSD)" on page 67.
16. Remove the tweeter speaker (left and right). See "Tweeter speaker (left and right)" on page 68.
17. Remove the wireless module. See "Wireless charging module (for selected models)" on page 70.
18. Remove the antenna. See "Antenna" on page 71.
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Chapter 6 Hardware removal and installation
73