tau D750M Notice D'installation page 20

3_ press button P1 again for 3 seconds;
4_ LED DL7 turns off for approx. 3 seconds and then remains steady to indicate that the code
has been cancelled;
5_ repeat the procedure from point 1 using button P2 to cancel all the associated radio control
devices;
6_ to exit the learning mode without memorising a code, press button P1 or P2 briefly.
ATTENTION: TO memorise a code on a new type of remote control unit (e.g.: from dip-
switch to rolling code or viceversa) both channels must be cancelled.
MALFUNCTIONS: POSSIBLE CAUSES AND SOLUTION
The automation does not start
a- Check there is 230Vac power supply with the multimeter;
b- Check that the NC contacts of the card are actually normally closed (4 green LEDs on);
c- Set dip 6 (phototest) to OFF;
d- Check that the fuses are intact with the multimeter.
The radio control has very little range
a- Check that the ground and the aerial signal connections have not been inverted;
b- Do not make joints to increase the length of the aerial wire;
c- Do not install the aerial in a low position or behind walls or pillars;
d- Check the state of the radio control batteries.
The gate opens the wrong way
Invert the motor connections on the terminal block (terminals 5 and 7 for motor 1; terminals
8 and 10 for motor 2);
20 D750M