18
EN
8.1.2 - Control unit signals
On the OVO control unit, you can find the
L1
,
L2
and,
L3
LEDs (
fig. 46
). Each of these can give special indications, both during normal
operation and in case of malfunctions.
Table 15 - LEDs on the control unit terminals
OK LED
Cause
Action
Off
Malfunction
Make sure there is power supply; check to see if the fuses are blown; if
necessary, identify the reason for the failure and then replace the fuses
ones of the same type.
On
Serious malfunction
There is a serious malfunction; try switching off the control unit for a few
seconds; if the condition persists, it means there is a malfunction and
the circuit board has to be replaced.
One flash every second
Everything OK
Normal operation of control unit.
2 quick flashes
The status of the inputs has
changed
This is normal when there is a change in one of the inputs: Step-by-
Step, STOP, triggering of photocells or use of the radio transmitter.
Series of flashes separated
by a 1 second pause
Miscellaneous
It corresponds to the flashing light or the courtesy signal.
See table 14.
STOP LED
Cause
Action
Off
Activation of the STOP input
Check the devices connected to the STOP input.
On
Everything OK
STOP Input active.
Table 16 - LEDs on the control unit keys
L1 LED
Description
Off
Correct during normal functioning.
On
Indicates that a radio code that is not in the memory has been received during normal functioning.
It flashes
•
Function programming in progress.
•
Memorising or deleting the radio transmitters.
L2 LED
Description
Off
Indicates the slow "Motor speed" during normal functioning.
On
Indicates the fast "Motor speed" during normal functioning.
It flashes
•
Function programming in progress.
•
If it flashes together with L3, it means that the user must carry out the recognition of the door opening and
closing positions (refer to section 3.7.1 "Recognition of the door opening and closing positions”).
L3 LED
Description
Off
During normal operation the device indicates "Automatic Closing" is inactive.
On
During normal operation the device indicates "Automatic Closing" is active.
It flashes
•
Function programming in progress.
•
If it flashes together with L2, it means that the user must carry out the recognition of the door opening and
closing positions (refer to section 3.7.1 "Recognition of the door opening and closing positions”).
47
L2
L3
L1
OK
STOP
46
F1
F2
