User Manual

8. Diagnosis and error treatment
8−33
Festo P.BE−SPC200−EN en 0901d
8.3 Eliminating faults in the system
8.3.1 Faults when switching on
1) No display on the SPC200
Cause Remedy Remarks
Supply voltage is not correct
or SPC 200 is defective
Check supply voltage or
servicing required
See section 3.2.1
2) Axis makes small movements backwards and
forwards
Cause Remedy Remarks
Axis or application data not
correct
Check axis or application data See section 6.2
System identification has not
been carried out
Carry out system identification See section 6.8
System is not earthed
correctly
Check earthing measures See section 3.5
Measuring system or measur
ing system cable is defective
Check measuring system and
measuring system cable and
replace if necessary
Check by shifting manually or
carry out movement test,
see section 4.4.2