Possible failing
component
FRU name Position Type or CCIN
number (see the
Type, model, and
part number list)
Remove and
replace
procedure
Additional
comments
Bulk power
enclosure (BPE)
Bulk power
enclosure (BPE)
Top frame
enclosure
See Bulk power
enclosure
assembly -
Models 870 and
890
Go to Models 870
and 890 - Bulk
power enclosure
(BPE)
Motor scroll
assembly (MSA)
air filter
MSA air filter H3, H4 Part number
11P3781
Go to Models 870
and 890 - Motor
scroll assembly
(MSA) air filters
Memory configurations
Main storage cards (8GB, 16GB, 32GB) may be plugged into the following slots, with the following rules:
v Slot M18 is the base memory location. M18 must be used first. If slot M24 is used, the memory installed
must be the same size as the memory in M18.
v If a second MCM processor is installed, memory may be added to slots M07 and M02. If both slots are
used, the memory size in M02 and M07 must match. The memory size in M02 and M07 do not need to
match any other memory sizes.
v If a third MCM processor is installed, memory may be added to slots M08 and M25. If both slots are
used, the memory size in M25 and M08 must match. The memory size in M25 and M08 does not need
to match any other memory sizes.
v If a fourth MCM processor is installed, memory may be added to slots M17 and M01. If both slots are
used, the memory size in M01 and M17 must match. The memory size in M01 and M17 does not need
to match any other memory sizes.
Locations
— FC 9094 Base I/O Tower: The following diagram shows field replaceable unit (FRU) layout
in the FC 9094 Base I/O Tower. Use it with the tables below. If you need address information, refer to
Addresses — Models 870 and 890 with an FC 9094 Base I/O Tower.
Figure 5. FC 9094 Base I/O Tower
Analyze hardware problems 291
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