ABB IRC5 Compact Product Manual page 152

4 Repair
4.8 Replacement of expansion board in the computer unit
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Action
ELECTROSTATIC DISCHARGE
(ESD)
The unit is sensitive to ESD. Before hand-
ling the unit please observe the safety in-
formation in section WARNING - The unit
is sensitive to ESD! on page 34
Remove the cover of the cabinet.
Remove the computer unit.
Disconnect any cables to/from the fieldbus
adapter.
Open the computer unit by removing the
attachment screws and lift off the upper
cover. Disconnect the fan connector.
CAUTION
Be careful with the fan cable when opening
and removing the upper cover. The fan
cable must not be stretched.
If there is a fieldbus adapter, remove it.
Remove the attachment screws on the
computer unit.
Grip the expansion board and gently pull
it straight out.
© Copyright 2009-2017 ABB. All rights reserved.
Note/Illustration
See Removing the controller cover on
page 89.
See Replacement of computer unit on
page 138.
xx1300000684
A Attachment screws (4 pcs.)
B Upper cover
See Replacement of fieldbus adapter in
the computer unit on page
A
xx1300000859
A Attachment screws (2 pcs)
CAUTION
Always grip the expansion board around
the edges to avoid damage to the board
or its components.
Product manual - IRC5 Compact
3HAC047138-001 Revision: G
A
B
154.