Concluding procedure
Note/Illustration
Action
.
Close the door.
1
Restoring the hardware settings on page 241
Restore the hardware settings.
2
Perform the function tests to verify that
the safety features work properly, see
3
Removing the main computer by parts
Preparations
Note/Illustration
Action
DANGER
Before doing any work inside the cabinet,
disconnect the mains power. For more
information, see
1
.
Open the door.
2
Location of wrist strap button:
ELECTROSTATIC DISCHARGE
(ESD)
The unit is sensitive to ESD. Before
handling the unit read the safety inform-
ation in section
3
xx1900001446
Disconnecting the connectors to the main computer assembly
Note/Illustration
Action
Disconnect all the connectors on the as-
sembly group of the robot signal ex-
change proxy, Ethernet switch (option),
Connected Services Gateway, scalable
I/O (option), and main computer.
1
Continues on next page
Product manual - OmniCore C90XT
227
3HAC073706-001 Revision: D
© Copyright 2020-2021 ABB. All rights reserved.
5 Repair
5.2.8 Replacing the main computer
Continued
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