ABB IRC5 Product Manual page 235

10. Remove the eight motherboard attachment
Refitting
The procedure below details how to refit the motherboard and related components.
3HAC021313-001 Revision: K
4.11. Replacement of motherboard in computer unit DSQC623
Action
9. Disconnect the connectors from the moth-
erboard.
screws.
11. Gently lift the motherboard out.
Action
1.
DANGER!
Before any work inside the cabinet, please observe the
safety information in section
the main power has been switched off! on page
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. Gently lift the motherboard out of the ESD safe bag and
fit it into position in the computer module.
4. Secure the board with its eight attachment screws.
5. Reconnect all connectors to the motherboard.
4 Repair activities, controller IRC5
Note/Illustration
A
xx0300000342
Connectors:
• A: attachment screw (8 pcs)
• B: primary IDE
NOTE! Always grip the board around the
edges to avoid damage to the board or its
components!
NOTE! Immediately put the board in an
ESD safe bag or similar!
DANGER - Make sure that
28.
Continued
B
Note/Illustration
NOTE! Always grip the
board around the edges to
avoid damage to the board
or its components!
As specified in the illustra-
tions in section Removal.
Continues on next page
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