Maintenance and fault finding
Block Up Converter Systems 6700/6900 series User Guide 109
Finding faults in the remote controller
The remote controller or its associated cable is faulty if the
LEDs on the remote controller are not illuminated, or actions
taken on the remote controller are not reflected in the
redundancy system.
Checking for supply faults
Use Figure 27 on page 110 to check for supply faults to the
remote controller.