35
12 ) What to do if ...? Check that …
What to do if ...?
Check that … (see page 7 for references)
The green LED does not
light up when the unit is
switched on.
>Check that the mains is present (D).
>Check that the terminal strips (K) are correctly positioned on
the printed circuit.
>Check that the flat cable (Q) of the keypad is correctly
connected on the terminal strip on the printed circuit.
The mains is present but
there is no secondary
voltage.
>Check that the terminal strip is correctly positioned on the
printed circuit.
>Replace the transformer after checking that there is no short-
circuit.
No message appears when
the unit is switched on.
>Check that the flat cable (Q) of the display is correctly
connected on the terminal strip on the printed circuit.
Nothing happens when
a key is pressed on the
keypad.
> It is possible that the key has not been pressed long enough.
>Check that the flat cable (Q) of the keypad is correctly
connected on the terminal strip on the printed circuit.
> Check that the keypad is not locked (incorrect access code
entered).
With an antenna connected,
the “radio” pictogram is still
flashing.
>Check that a radio synchronisation antenna is connected to
the unit and that its LED is flashing.
> Wait at least 4 minutes.
Drift of the time base.
>Refer to the section on setting the time base drift (page 24).
Considerable drift (> 0.5
seconds per day) of the time
base.
>Send the equipment back to the BODET maintenance
department.
An alarm is displayed.
>To acknowledge the alarm, after setting the problem with this
alarm, press the button and confirm .
If the problem persists, call for Bodet technical support.
Summary of Contents for Sigma H
Page 3: ...3 SIGMA H Installation and start up instructions ...
Page 36: ...36 ...