ABB IRC5 Operating Manual page 142

5 Troubleshooting by event log
5.4 2 xxxx
Continued
Recommended actions
Make sure the emergency stop button has been released and
that the emergency stop has been reset (pressing Motors On
button or using System Input action 'Reset Emergency Stop').
20416, Energy saving blocked
Description
The robot system has been blocked from entering an energy
saving state.
Consequences
The robot system will not be able to enter an energy saving
state until being unblocked.
20417, Energy saving unblocked
Description
The robot system has left blocked state.
Consequences
The robot system will now be able to enter an energy saving
state.
20418, Energy saving already active
Description
The robot system has already entered energy saving state.
There is no support for switching between energy saving modes.
To enter a different energy saving mode, the robot system must
first be resumed.
Consequences
The robot system will remain in the previously entered saving
mode.
Probable causes
The robot system has already entered energy saving state.
Recommended actions
To enter a different energy saving mode, the robot system must
first be resumed.
20425, Write Access rejected
Description
Requesting Write Access, via System IO, was rejected.
Consequences
Write Access was not granted.
Probable causes
The reason could be that another client already holds write
access or that the system isn't in Auto mode.
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Recommended actions
Make sure that no other client, e.g. RobotStudio, holds write
access and that the system is in Auto mode.
20426, Write Access rejected
Description
Requesting Write Access, via System IO, was rejected.
The reason is that write access is held by arg using arg.
20440, Failed to initialize FW upgrade framework
Description
The firmware upgrade framework for hardware boards could
not be initialized.
Consequences
No firmware upgrade of hardware boards will be performed.
Probable causes
An invalid xml file in the controller installation:arg.
Recommended actions
For developers: Correct the file. Use the hw_compatibility.xsd
schema to verify. For other users: Reinstall the system.
20441, Failed to initialize firmware patch
Description
Failed to initialize the firmware patch handling for hardware
boards.
Consequences
No firmware patches for hardware boards will be applied.
Probable causes
The firmware patch file was invalid:arg.
Recommended actions
Correct the patch file. Use the schema hw_compatibility.xsd to
verify.
20443, Multiple firmware upgrade restarts
Description
A new restart to firmware upgrade mode was ordered after two
consecutive upgrade restarts.
Consequences
No further restart to firmware upgrade mode was performed.
Probable causes
Firmware upgrade of a hardware board has most likely failed.
The board's firmware or hardware may be corrupt.
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Operating manual - Troubleshooting IRC5
3HAC020738-001 Revision: AA