Remove the 11 screws securing the backplane cover plate. The screws are different sizes. Use the
13.
following illustration and table to identify and keep track of the screws.
Item
Description
Flushmount T-10 Torx screws
1
T-15 Torx screws
2
5/8-in T-15 Torx screws
3
Remove the backplane board:
14.
Remove the thumbscrews securing the backplane board to the drawer.
a.
Disconnect the LED panel cable.
b.
Lift the board up at the front of the drawer, and then rotate toward the bottom side of the drawer.
c.
Removal and replacement procedures 47