Lenze EMZ9374IB - Manual (Page 68)

Troubleshooting and fault elimination
Status messages of the terminal extension
8
l
68 EDBMZ9374X DE/EN/FR 4.2
8 Troubleshooting and fault elimination
8.1 Status messages of the terminal extension
Diagnostic LED
ERROR module Mode Operation Meaning
¢ l l Normal operation
¢ « l Data transmission active
¢ l « Operating state pre−operational
« l ¢ Programming mode active
« l ¢
Bus OFF or communication error
The terminal extension is no longer in operation
« « « Configuration or selftest error
ERROR Meaning
¢ No error on the input/output terminals
l
Incorrect wiring
A HIGH level was applied to a terminal which
was configured as output.
l LED on ¢ LED off « LED flashing
LED of the digital inputs/outputs
I/O1 ... I/O8 Meaning
¢ Input/output is not active
l Input/output is active
l LED on ¢ LED off