Note- Rem ove the fan shelf while paying careful attention to the two cables arranged in the
center.
Note- Place th e removed fan shelf on a grounded antistatic ESD mat.
Figure21-5 Removing the fan shelf
8. Placea hand under the fan shelf to support it and then carefully remove it
from the chassis.
9. Loosenthe two screws and remove the bracket (B in the figure) fixing the
guideplate (A in the figure).
Chapter21 Maintainingthe Crossbar Backplane Unit of the Crossbar Box 349