February 2012 17 – 237
Figure: LEDs READY, SH 1 and SH 2 on a HEIDENHAIN expansion board
HEIDENHAIN interface cards for the SIMODRIVE system:
The cards for the plug-type connectors (ribbon cables) are equipped with the green READY LED
and the red LEDs SH 1 and SH 2.
For further information on the drives please refer to the service manual "Inverter Systems and
Motors".