MSA6X/7XSeries Enclosure Midplane Replacement Instructions (440585-001, February 2007)

4. Remove the I/O module by squeezing the lever (1) and
rotating down (2), and then sliding the I/O module out of
the chassis (3).
5. Remove the I/O module blank as you did the I/O module.
6. Extend or remove the storage enclosure from the rack in
which it may be installed:
a. Loosen the front panel thumbscrews that secure the
enclosure faceplate to the front of the rack.
b. Disconnect the cabling and extend or remove the
enclosure from the rack.
7. Remove the access panel:
a. Lift the access panel latch (1).
b. Slide the access panel to the rear (2).
8. Remove the 7-segment display board:
a. Pull the pin out to release the board (1).
b. Put your finger inside the slot to slide the board out of
the chassis (2).
9. Remove the riser board by loosening the thumbscrew (1)
and lifting the board out of the chassis (2).
10. Disconnect the cables (1 and 2) from the midplane.
11. Loosen the two captive thumbscrews from the midplane
(1).
12. Push the board toward the back of the unit to disengage it
from the backplane (2).
13. Tilt the midplane up and remove it from the chassis (3).