ABB IRC5 Operating Manual page 211

Recommended actions
Make sure that the main power switch on drive module arg has
been switched ON. Make sure that the cable from the main
computer through the switch to the drive module is not damaged
and that both connectors are correctly connected. Make sure
that the cable is connected to the correct port on the axis
computer switch. Make sure that the power supply unit in drive
module arg is working correctly. Restart the controller.
39527, Axis computer not found in single Multi
Move system
Description
The axis computer in drive module arg is not connected to the
main computer.
Consequences
The system goes to system failure state. No operation will be
possible until the fault has been corrected.
Probable causes
This may be due to a cable break, badly connected connectors,
missing axis computer switch, or loss of power supply.
Recommended actions
Make sure that the cable from the main computer through the
switch to the axis computer is not damaged and that all
connectors are correctly connected. Make sure that the power
supply to the axis computer is working correctly. Restart the
controller.
Operating manual - Troubleshooting IRC5
3HAC020738-001 Revision: AA
39530, Axis Computer Lost Communication With
Safety System
Description
Communication has been lost between axis computer and the
safety system in drive module arg.
Consequences
System goes to system failure state.
Probable causes
This may be due to a faulty communication cable or connection
between the axis computer and the safety system. It may also
be due to severe interference or if the safety system has lost
its power.
Recommended actions
Check cable between the axis computer and the safety system
is intact and correctly connected. Check power supply
connected to the safety system. Make sure no extreme levels
of electromagnetic interference are emitted close to the robot
cabling.
39531, Run chain glitch test not running
Description
The glitch test of the run chain has not been performed. The
problem was discovered by the safety system connected to the
axis computer in drive module arg.
Consequences
System goes to status SYS HALT.
Probable causes
This may be due internal errors.
Recommended actions
Contact your local ABB support office.
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5 Troubleshooting by event log
5.5 3 xxxx
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