1. Rear I/O-cover
2. Base cover
3. M.2 2330 solid-state drive
4. M.2 2230 solid-state drive thermal shield
5. Solid-state drive mounting bracket
6. Wireless-card bracket
7. Solid-state drive bracket
8. USB Type-C bracket
9. Wireless card
10.Fan and heat-sink assembly
11. Graphics-card fan
12. Keyboard-controller board
13. System board
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