All rights reserved 74 Servicemanual_UR10_en_3.1.3
Serial communication problem
with joint
Check black 2-wire
connectors and wires in
joints
Address-bus stuck-high test
failed
Address-bus stuck-low test
failed
Address-bus shorted test failed
Logic and Temporal
Monitoring Fault
Max current deviation failure
The joint is broken; it must
be replaced
Max joint-encoder speed
exceeded
The joint is broken; it must
be replaced
Max motor-encoder speed
exceeded
The joint is broken; it must
be replaced
Illegal state change in joint
detected
If this error occurs several
times, report it as a bug
Too fast state change in joint
detected
If this error occurs several
times, report it as a bug
5V regulator voltage too low
5V regulator voltage too high
Watchpoint fault: ADC task
timeout
Watchpoint fault: Motor-
Control task timeout
Watchpoint fault: Motor-
encoder task timeout
Watchpoint fault: Joint-
encoder task timeout
Watchpoint fault:
Communication task timeout
Watchpoint fault: RAM-test
task timeout
Watchpoint fault: CalVal-test
task timeout
Watchpoint fault: ROM-test
task timeout
AD-Converter hit high limit
joint
EMC issue external or
electronics internal
Check grounding and
shielding for EMC problems
CRC check failure on primary
bus
Serial communication problem
with joint or secondary bus
node
Check black 2-wire
connectors and wires in
joints
Joint 0 CRC check failure on
primary bus
Serial communication problem
with joint or secondary bus
node