ABB IRC5 Product Manual page 164

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 commencing any work inside the
cabinet, please observe the safety inform-
ation in section Make sure that the main
power has been switched off on page
ELECTROSTATIC DISCHARGE
(ESD)
The unit is sensitive to ESD. Before
handling the unit please observe the
safety information in section
sensitive to ESD on page 32
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 135
the safety features work properly.
© Copyright 2007-2018 ABB. All rights reserved.
Note/Illustrator
25.
The unit is
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: J