Troubleshooting
Operating Instructions 650-10 - 03.0 - 08/2016142
2162 Error X-axis stepper motor 
disturbance (IDMA auto 
incre
ment)
• Switch the machine off and 
on again
2171 Error Watchdog • Switch the machine off and 
on again
• Perform a software update
• Contact customer service
2172 Error Stepper motor overvoltage:
• Stepper motor card 
def
ective 
• Replace the control
2173 Error X-axis stepper motor error • Check the connection
• Test stepper motor phases 
(R = 2.8Ω, high impedance 
to PE)
• Replace the encoder
• Replace the stepper motor
• Replace the control
2174 Error Software error • Perform reset
• Perform a software update
• Contact customer service
2175 Error Magnet wheel search • Check the connection
• Test stepper motor phases 
(R = 2.8Ω, high impedance 
to PE)
• Replace the encoder
• Replace the stepper motor
• Replace the control
2177 Error Stepper motor overload (I²T) • Remove the cause of the 
stif
f movement or blockage
• Replace the stepper motor
• Replace the control
2178 Error Encoder error • Check the connection of 
the encoder cable and 
replace
, if necessary
• Replace the control
2179 Error Current sensor:
• Stepper motor card 
def
ective 
• Controller defective
• Replace the control
Code Type Possible causes Remedial action