Appendix
A.3 FAQs
Electrical Installation Manual
46 Operating Instructions, 12/2014, 6FC5397-2EP10-0BA0
There is no output at the digital output interfaces
• Check whether you have connected the 24 V DC power supply or not.
• Check PLC signals
Black screen
• Check whether you have correctly connected the 24 V DC power supply or not.
• Check whether you have correctly plugged the battery connector or not.
• Check whether the CF card looses or not.