HP Z Display Z27i 27-inch IPS LED Backlit Monitor - Manual (Page 23)

Mounting the Monitor Using the Quick Release 2 Mounting Bracket
To mount the monitor panel to a mounting fixture using the Quick Release 2 mounting bracket:
1. Remove the four screws holding the mounting plate to the head of the stand.
2. Remove the four screws from the mounting plate to separate the mounting plate from its cover.
Mounting the Monitor 17