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Error code
Symbol
Error code 2000-2999: Error messages motors
2101
2102
2103
2121
2122
2130
2152
2153
2155
2156
374
Meaning
Step motor transport clamp
timeout reference
• Faulty cable to the reference
switch
• Reference switch defective
Step motor transport clamp
overload
• blocked/sluggish, defective
• Control defective
Step motor transport
• Step motor transport clamp
(transport clamp) has step loss
Transport clamp step motor:
• Encoder plug (Sub-D, 9-pin)
not connected or defective
• Encoder defective
Pulse-wheel search time out
Step motor card defective
Step motor transport clamp
excess current
Step motor transport clamp
excess voltage
Step motor transport clamp
overload
• defective/seized up
• defective
• Control defective
Step motor transport clamp
overheat
• Step motor transport clamp
seized up
• Faulty step motor transport
clamp
• Control defective
Service Instructions 745-35-10 B/745-35-10 F - 00.0 - 10/2017
Troubleshooting
Remedial action
• Replace the cable
• Replace the reference switch
• Fix blockage
• Check the encoder cable and
replace, if necessary
• Replace step motor
Check seizing of the transport clamp
• Check the encoder cable
connection and replace encoder
cable, if necessary
• Check connection cables
• Check step motor for stiff
movement
• Perform software update
p. 352
• Replace the step motor card
• Replace control
• Replace the transport clamp
step motor
• Replace control
Check mains voltage
• Fix blockage/sluggishness
• Replace step motor
• Replace control
• Eliminate seizing
• Replace the transport clamp step
motor
• Replace control
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