ABB IRC5 Product Manual page 203

Removal
The procedure below details how to remove the computer unit.
NOTE!
The computer unit can have different design. The procedure how to remove the computer
unit is the same.
3HAC021313-001 Revision: P
Action
1.
DANGER!
Before commencing 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 30.
2.
esd
WARNING!
The unit is sensitive to ESD. Before handling
the unit please read the safety information in
the section WARNING - The unit is sensitive
to ESD! on page 31
3. Disconnect all connectors from the computer
unit.
4. Remove the transportation screw.
5. Support the computer unit beneath by hand
and push the spring lock in the arrow
direction.
WARNING!
Prevent the computer unit from falling down
due to gravity when releasing the spring lock
by supporting the computer unit from
beneath by hand.
4 Repair activities, controller IRC5
4.8. Replacement of computer unit DSQC639
Note/Illustration
NOTE! Make a note of any connections.
xx0600003048
• A: transportation screw
xx0600002965
• A: Spring lock
Continued
Continues on next page
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