Memory Module Removal - Digital Equipment VAXstation 3100 Maintenance Manual

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124
VS
3100
(Model
40)
System
MA-XOUJ-tt
Figure 5-14 Graphics Module Removal
5.2.8 Memory Module Removal
-There·are-three-memory·modules-available;-4-Mbyte,t.2-Mbyte,
and-1-6-Mbyte
modules. The 4 Mbyte and 12 Mbytes modules are phys1ca.Liy the same. me
16 Mbyte module is slightly larger than the other two and it contains two
additional
connectors
for connecting
one of the other two memory modules
piggyback style. This piggyback connection allows the 4 Mbyte and 12 Mbyte
modules to
increase
the total
memory in
the
system to
24 Mbyte
and 32
Mbyte
(including 4Mbyte on the
system
module). Removal procedures for
all memory
modules
is the same.
However,
you must separate the
memory
modules if the
16
Mbyte module has a memory
module
piggybacked on
it
and replace the faulty module.
1.
Remove the system box cover (Section 5.2.1).
2.
Remove both of the drive mounting panels (Section 5.2.2).
3. Remove the memory
module
from the four standoffs, then lift the memory
module off the system module (Figure 5-15). Two connectors disconnect
as you lift the module.

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