Lenovo ideapad 330-15IKB User Manual page 38

Appendix A. CRU instructions
4 Gently pull the optical drive/hard disk drive out from its cavity b.
5 Insert a new optical drive/hard disk drive and tighten the screw to secure
the optical drive/hard disk drive.
6 Turn the computer over again.
7 Connect the AC power adapter and the cables to the computer.
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b