Fujitsu M10-4 Service Manual page 180

Figure 7-70 Filler unit of the CPU memory unit upper and positions of the clips
7.
Unlock (push) the top cover of the CPU memory unit and install the top cover
by sliding it.
Note - When replacing the CPU memory unit lower, use the top cover supplied with the new
CPU memory unit lower.
Fujitsu M10-4/Fujitsu M10-4S/SPARC M10-4/SPARC M10-4S Service Manual ･ February 2014
156
on the side guide (for the SPARC M10-4S with a FRAME-B CPU
memory unit)