4. On the TX4 transmitter press the second key on the table, the LED indicator (09) will
go out for a moment and then flash again.
5. Lastly, press the third key on the table. The LED indicator (09) will go out. Your recei-
ver is now programmed for your chosen device.
– Lock/Unlock the keys:
The TX4 has a system that prevents the transmitter's keys from being accidentally
pressed.
Follow these steps to lock and unlock the keys on your transmitter:
1. Enable second function, the transmission indicator LED (01) will remain on.
2. Press the Volume (-) (06) and Rewind (<<) (04) keys at the same time. The trans-
mission indicator LED (01) will blink 2 times to indicate the keys are locked or 5 times
to indicate the keys are unlocked.
– Synchronizing your SX4:
The SX4's receiver and transmitters are paired before they leave the factory.
If the owner purchases new TX4 transmitters for his team or replaces an old one, follow
the steps below.
ATTENTION: Before synchronizing your equipment, make sure there are no other
transmitters operating within range of the receiver since they may interfere.
– Follow the steps below to synchronize:
1. Press the SYNC key (10) on the RX4 receiver. The LED indicator (09) will flash.
2. Press any one of the TX4 transmitter's keys except for the 2nd/Power key (02).
3. The LED indicator (09) stops blinking. Synchronization is complete.
01
LED
Repeat steps 1 through 3 to synchronize more than one transmitter (maximum 8).
If more than 8 transmitters are synchronized, the newest transmitter will override the
synchronization of the oldest one.
– To desynchronize a single transmitter:
1. Press the SYNC key (10) on the RX4 receiver. The LED indicator (09) will flash.
02
03
LED