Note
Article number
Equipment
-
ESD protective wrist band
Required documents
Note
Article number
Document
3HAC065464-009
Circuit diagram - OmniCore C90XT
Note
The main computer is part of an assembly group, secured on a process plate.
To remove the computer, either lift out the assembly group and then remove the
computer, or take out the parts on top of the computer and then the computer
itself.
To remove the assembly group, see
Removing the main computer by assembly
.
To remove the modules on the top of the computer, see
.
Removing the main computer by assembly group
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
Continues on next page
214
Product manual - OmniCore C90XT
3HAC073706-001 Revision: D
© Copyright 2020-2021 ABB. All rights reserved.
5 Repair
5.2.8 Replacing the main computer
Continued
Summary of Contents for OmniCore C90XT
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