ABB IRC5 Operating Manual page 20

1 Safety
1.5.2. DANGER - Live voltage inside Drive Module!
Continued
Elimination
Read this information before opening the rear cover of either module.
Step
18
Action
1. Make sure the incoming mains power supply has been switched off.
2. Use a voltmeter to verify that there is not voltage between any of the terminals.
3. Proceed with the service work.
3HAC020738-001 Revision: K