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168
Code Type
Possible causes
2186 Error
Software error
2187 Error
Software error
2188 Error
Software error
2202 Error
Y-axis stepper motor:
• Stepper motor not
• Encoder cable not
• Stepper motor cable
• Encoder defective
• Stepper motor faulty
2203 Error
Y-axis stepper motor
step losses:
• Stiff mechanical
2221 Error
Y-axis stepper motor:
• Encoder plug
• Encoder defective
2222 Information Pulse-wheel search
time out
2230 Error
Y-axis stepper motor
not responding
2252 Error
Y-axis stepper motor
overcurrent
Operating Instructions 550-12-33/34 - 00.0 - 08/2017
moving freely or
blocked
connected or
defective
is not connected or
faulty
movement or
blockage
(Sub-D, 9-pin) not
connected or
defective
Troubleshooting
Remedial action
• Perform reset
• Perform a software update
• Contact Customer Service
• Perform reset
• Perform a software update
• Contact Customer Service
• Perform reset
• Perform a software update
• Contact Customer Service
• Remove the cause of the
stiff movement or
blockage
• Check the encoder cable
and replace, if necessary
• Replace encoder
If the stepper motor is not
supplied with current:
• Check the stepper motor
cable and replace, if
necessary
• Replace step motor
• Remove the cause of the
stiff mechanical movement
or blockage
• Check the connection of
the encoder cable and
replace, if necessary
• Check connection cables
• Check stepper motor for
stiff movement
• Perform a software update
• Replace control
• Replace step motor
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