Fujitsu SPARC M10-4 Service Manual page 377

upper cover (C in the figure).
Figure 22-2
B
A
Loosen the one screw (A in the figure) securing the lower cover and then
slide the lower cover to the left to remove it.
Figure 22-3
Disconnect the two cables from the fan shelf.
C
A
Chapter 22 Maintaining the Fan Backplane of the Crossbar Box
B
A
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