4 Repair activities, controller IRC5
4.9. Replacement of computer unit DSQC623
2233HAC021313-001 Revision: K
© Copyright 2004-2008 ABB. All rights reserved.
Removal
The procedures below details how to remove the computer.
Action Note/illustration
1.
DANGER!
Before any work inside the cabinet, please
observe the safety information in section
DANGER - Make sure that the main power has
been switched off! on page 28.
2.
esd
WARNING!
The unit is sensitive to ESD, before handling the
unit please observe the safety information in
section WARNING - The unit is sensitive to ESD!
on page 29
3. Disconnect all connectors from the computer
unit.
NOTE!
Make a note of any connections.
4. Push the spring lock to the right
xx0500001956
Parts:
•A: spring lock
• B: computer unit
Continued
Continues on next page