DIP switch
  | |
DIP switches as ignition source in potentially explosive atmospheres Gases or dusts can be ignited by a spark discharge when DIP switches are used. Switch off the power supply and wait until the 1-second UPS has discharged. Ensure that there is no explosive atmosphere before you use DIP switches.  | 
10-pin DIP switch S101
The DIP switch has only one meaning for the EtherCAT interfaces X101 and X102.
 
- left: OFF "0"
 - right: ON "1".
 
DIP switch S101  | Meaning  | 
|---|---|
9  | Reserved  | 
10  | Reserved  | 
1..8  | Hot-Connect address (see EtherCAT slave interface)  | 
2-pin DIP switch (under the flap between the battery and the SD card slot)
Requirements
DIP switch (red)  | Meaning  | 
|---|---|
1 OFF and 2 OFF  | normal mode, TwinCAT is started  | 
1 ON and 2 OFF  | The CX starts in Config mode, the internal flash memory or the SC card of the CX80xx can be accessed via the USB interface (e.g. for an image update).  | 
1 OFF and 2 ON  | Restore the registry  | 
1 ON and 2 ON  | reserved  | 
