ABB IRC5 Product Manual page 141

Refitting
The procedure below details how to refit the PCI cards in the computer unit.
3HAC027707-001 Revision: D
4.9. Replacement of PCI boards in the computer unit DSQC639
Action
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
27
3. Remove the computer unit.
4. Open the computer unit.
5. Identify the card to be replaced.
6. Disconnect any cables to/from the card
7. Remove the attachment screw on top of the card
bracket.
8. Gently lift the card straight up.
Action
1.
DANGER!
Before any work inside the cabinet, please observe
the safety information in section
sure that the main power has been switched off! on
page 26.
4 Repair activities, controller IRC5
Note/Illustration
Detailed in section
of computer unit DSQC639 on
page 122.
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
•
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!
Note/Illustration
DANGER - Make
Continued
Replacement
Replacement
127.
A: attachment screws
Continues on next page
139