ZyXEL Communications ONU-6100B-21 User Manual page 8

3 Do not insert the screws all the way into the wall. Leave a
small gap of about 0.5 cm between the heads of the
screws and the wall.
4 Make sure the screws are snugly fastened to the wall.
They need to hold the weight of the ONU-6100B-2x with
the connection cables.
5 Align the holes on the back of the ONU-6100B-2x with the
screws on the wall. Hang the ONU-6100B-2x on the
screws.
The following are dimensions of an M4 tap screw and
masonry plug used for wall mounting. All measurements are
in millimeters (mm).
ONU-6100B-2x Series User's Guide
8