Faults; Diagnostic - Gema MagicControl 4.0 Operating Instructions Manual

Faults

Diagnostic

72  Fault clearance
Rev. 00 08/17
Fault
Control voltage
indicator lamp does
not light up
Axes cannot be
referenced
1. Press the key
The following page is displayed:
Fig. 71:
2. Press the key
The following page is displayed:
Cause
Safety circuit not OK
Lamp defective
The reference key is
not displayed:
– Axes are already
referenced
– Not all axes are
detected on the
CAN bus
– Control is in an
undefined state
Corrective action
Check and correct
any errors, see
enclosed wiring
diagram
Replace
Check control
voltage.
On the diagnostics
page, check which
axes are not
accessible via CAN
bus (see also
Operating Manual or
the respective axis).
Switch off the control
voltage and switch it
on again after 10
seconds, otherwise
restart the plant.
MagicControl 4.0 (CM40)