Troubleshooting; Error Codes - Universal Robots UR5 Service Manual

5. Troubleshooting

5.1 Error codes

Code Error description
CODE_0 No error
CODE_1 Outbuffer overflow error
CODE_1A1 Buffer of stored warnings overflowed
CODE_1A2 Outbuffer to RS485 overflowed (problem
with PCs message)
CODE_2 Inbuffer overflow error
CODE_3 Processor overloaded error
CODE_4 Broken communication
CODE_4A1 Communication with PC lost.
CODE_4A2 Communication with Safety Control Board A
uP lost
CODE_4A3 Communication with Safety Control Board B
uP lost
CODE_4A4 Communication with primary Teach Pendant
uP lost
CODE_4A5 Communication with secondary Teach
Pendant uP lost
CODE_4A6 Communication with primary EUROMAP67
uP lost
CODE_4A7 Communication with secondary
EUROMAP67 uP lost
CODE_4A8 Primary EUROMAP67 uP present, but
euromap67 is disabled
CODE_4A9 Secondary EUROMAP67 uP present, but
euromap67 is disabled
CODE_4A10 Primary Teach Pendant present, but Teach
Pendant safety is disabled
CODE_4A11 Secondary Teach Pendant uP present, Teach
Pendant safety is disabled
CODE_4A12 Communication with joint 0 lost
CODE_4A13 Communication with joint 1 lost
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Explanation
Incorrect safety
configuration
Incorrect safety
configuration
Incorrect safety
configuration
Incorrect safety
configuration
Serial
communication
problem with one or
more joints
Serial
communication
66 Servicemanual_UR5_en_rev3.0.2
How to fix
Update the
miscellaneous settings
in the Safety
Configuration
Update the
miscellaneous settings
in the Safety
Configuration
Update the
miscellaneous settings
in the Safety
Configuration
Update the
miscellaneous settings
in the Safety
Configuration