User`s manual

7 TROUBLESHOOTING
37
LED Display
L.RUN SD RD L.ERR
Meaning Corrective Actions
 
A CRC error occurred in local data. Remove the influence
of noise.
  
Local data is not provided or cannot be
received because of noise.
Remove the influence
of noise.
  
Hardware error Turn the power
supply OFF and then
ON again.
   
Data cannot be received because of a
disconnection.
Check the wiring.
 
∗
Baud rate or station number is not correct. Correct the setting
and turn the power
supply OFF and then
ON again.
Baud rate or station number was changed
after the power supply was turned ON.
Return the setting to
the former setting.
Turn the power
supply OFF and then
ON again.
:
Lit
:
Blinking : Not lit ∗: Lit or Not lit