ABB IRC5 Product Manual page 215

Removal
The procedure below details how to remove the PCI cardsfrom the computer unit.
3HAC021313-001 Revision: P
4.11. Replacement of PCI boardsin the computer unit DSQC639
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. Remove the computer unit.
4. Open the computer unit.
5. Identify the card to be replaced.
6. Disconnect any cables to/from the PCI board
7. Remove the attachment screw on top of the card
bracket.
8. Gently lift the card straight up.
4 Repair activities, controller IRC5
Note/Illustration
Detailed in section
of computer unit DSQC639 on
page 200.
Detailed in section
of motherboard in computer unit
DSQC639 on page
The barcode sticker contains
information on type designation.
Make a note of which cables are
disconnected.
xx0600002916
• A: attachment screws
NOTE! Always grip the card
around the edges to avoid
damage to the card or its
components!
NOTE! Immediately put the card
in an ESD safe bag or similar!
Continues on next page
Continued
Replacement
Replacement
204.
213