Samson CONCEPT 99 Mode D'emploi page 11

Quick Start
5. With the transmitter powered off, install two fresh AA batteries into the CB99 belt
pack or CH99 handheld transmitter. Leave the battery compartment open.
6. Turn on the power to the transmitter by pressing
and holding Power switch; the indicator LED will
light green.
7. Press and hold the CR99 CHANNEL button
to execute an IR Set which synchronizes the
transmitter to the same channel as the receiver
via infrared transmission.
Concert 99 Wireless System
11