HSG80 Array Controller V8.7 Maintenance and Service Guide
3–25
Replacement Procedures for BA370 Enclosure Elements
11. Is a replacement cache module available now?
•
No. Enter N(o) and disconnect the PC or terminal from the controller
maintenance port.
FRUTIL will exit.
NOTE: If reverting to a single-controller configuration, fill the vacant cache module bay
with a blank bezel to prevent the enclosure from developing a potential
over-temperature condition.
•
Yes. Use the following step a through step i to remove the DIMMs from the
cache module for installation in the replacement cache module.
a.
Press down on the DIMM retaining clips
3
at both ends of the DIMM
1
being removed (see Figure 3–6).
NOTE: To make pressing down on the DIMM retaining clips easier, use the eraser
end of a pencil or a small screwdriver.
b.
Gently remove the DIMM from the DIMM slot
2
and place the DIMM in
an antistatic bag or on a grounded antistatic mat.
c.
Repeat step a and step b for each DIMM.
d. Insert each DIMM
1
straight into the appropriate slot
2
of the cache
module, ensuring that the notches in the DIMM align with the tabs in the
slot (see Figure 3–6).
e.
Press the DIMM gently into the slot until seated at both ends.
f.
Engage the two retaining clips
3
for the DIMM.
g. Make sure both ends of the DIMM are firmly seated in the slot and both
retaining clips engage the DIMM.
h. Repeat step d through step g for each DIMM.
i.
Installing a Cache Module
Use the following steps to install a cache module in a dual-redundant controller
configuration.
CAUTION: ESD can easily damage a cache module or a DIMM. Wear a snug-fitting,
grounded ESD wrist strap.