USER MANUAL | NOVA TRANSMITTERS
23
10. Troubleshooting
If your NOVA transmitter does not operate after normal start-up, follow the recommended troubleshooting sequence below to
help isolate the cause and determine corrective action. If you need more information, contact your nearest Hetronic dealer.
Incorrect Access code(if
enabled)
Enter correct access code
Replace with fully charged battery if needed
The transmitter is turned
on, but does not transmit
(Power LED not flashing)
Replace battery with a fully charged battery
Contact your supervisor or nearest Hetronic
Service Centre
Transmitter is transmitting
(Power LED flashing), but
machine will not respond
Check the diagnostic LEDs in the receiver to
be sure power is applied. Ensure that the
system is properly grounded
Transmitter/receiver frequency
channels do not match
Follow instructions under “Setting Frequency
and channels” or contact your supervisor
Take the transmitter back into the range of
the receiver, press START
Turn on power to receiver
Check all fuses and replace if needed
STOP failure in receiver. Red
STOP LED on PC board is
illuminated
Battery Status is not
displayed
I2C connector inside
transmitter is loose
Check all connectors, reseat if needed
All machine motions
operate intermittently
Receiver antenna connection
is loose or missing
Tighten or replace antenna
External antenna (if used) has
loose connection, poor
grounding or interference
Tighten antenna and ground connection.
Contact Hetronic or your Dealer for more
information
Connector inside receiver is
loose
Check all connectors, reseat if needed
Another frequency may be
interfering with the system
Table 3. Troubleshooting tips