ABB IRC5 Product Manual page 178

4 Repair
4.7 Replacement of expansion board in the computer unit
Continued
Refitting
The following procedure describes how to refit the expansion board in the computer
unit.
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Action
DANGER
Before doing any work inside the cabinet,
disconnect the mains power. For more
information, see Electrical safety on
page 35.
ELECTROSTATIC DISCHARGE
(ESD)
The unit is sensitive to ESD. Before
handling the unit read the safety inform-
ation in section The unit is sensitive to
ESD on page 48.
Fit the expansion board in position by
pushing the expansion board into the
connector on the motherboard.
CAUTION
Push carefully so no pins are damaged.
Make sure that the expansion board is
pushed straight into the connector.
Secure the expansion board in the com-
puter unit with the attachment screws.
Refit the fan connector and close the
computer unit.
CAUTION
Be careful with the fan cable when clos-
ing the upper cover. The fan cable must
not be squeezed.
Reconnect any cable to the fieldbus ad-
apter.
Perform the function tests in section
Function tests on page 148
the safety features work properly.
© Copyright 2007-2024 ABB. All rights reserved.
Note/Illustrator
CAUTION
Always grip the expansion board around the
edges to avoid damage to the board or its
components.
to verify that
Product manual - IRC5 Panel Mounted Controller
3HAC047137-001 Revision: AB