Zte MC889 Quick Start Manual page 49

Installing the Device against a Pole
1. Use a screwdriver to loosen the clamp and release the buckle.
2. Pass the clamp through the U-shape groove on the bracket to install the
bracket against the pole.
CAUTION:
The screw hole of the bracket faces upwards. Do not install the bracket upside
down. Otherwise, the screw cannot be installed later.
47