Removing the fieldbus master
Note
The fieldbus master is part of an assembly group, secured on a process plate.
To remove the fieldbus master, either lift out the assembly group and then remove
the fieldbus master, or take out the parts on top of the main computer and then
remove the fieldbus master.
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
Removing 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, and main
computer.
1
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266
Product manual - OmniCore C90XT
3HAC073706-001 Revision: D
© Copyright 2020-2021 ABB. All rights reserved.
5 Repair
5.2.12 Replacing the fieldbus master
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