4 Repair activities, controller IRC5
4.16. Replacement of fieldbus adapter in the computer unit DSQC639
2573HAC021313-001 Revision: K
© Copyright 2004-2008 ABB. All rights reserved.
3. Fit the fieldbus adapter in position by
pushing the fieldbus adapter along the
rails on the motherboard.
WARNING!
Push carefully so no pins are damaged.
Make sure that the adapter is pushed
straight onto the rails.
NOTE! Always grip the fieldbus adapter
around the edges to avoid damage to the
adapter or its components.
xx0700000194
4. Secure it with its attachment screws (2
pcs) on front of the fieldbus adapter.
xx0700000201
• A: Attachment screws
• B: Fastening mechanism
5. Reconnect the cable to the fieldbus
adapter.
6. Close the computer unit. Detailed in section Replacement of
motherboard in computer unit DSQC639 on
page 235
7. Refit the computer unit. Detailed in section Replacement of
computer unit DSQC639 on page 226
Action Note/Illustrator
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