Dimm Installation Order - NEC Express5800 Series User Manual

Chapter 2 Preparations

DIMM installation order

1.9.4
In 1-CPU configuration, install two DIMMs starting from the smallest slot number. If CPU2 is not installed,
CPU2_DIMM1 to CPU2_DIMM12 are disabled.
In 2-CPU configuration, alternately install two DIMMs starting from the smallest slot number of each CPU.
See the table below to find allowable combination of DIMMs. Any other combination of DIMMs than described
in this table is not allowed.
Code Number
N8102-631F
N8102-632F
N8102-633F
N8102-634F
N8102-637
N8102-638
N8102-642
1CPU
configuration configuration
3
7
4
8
6
2
5
1
Note
DIMM installation order in 1-CPU configuration differs from that in 2-CPU
configuration.
631F 632F
 
 
 
N/A N/A
N/A N/A
N/A N/A
N/A N/A
2CPU
5 CPU1_DIMM 3
13 CPU1_DIMM 7
7 CPU1_DIMM 4
15 CPU1_DIMM 8
11 CPU1_DIMM 6
3 CPU1_DIMM 2
9 CPU1_DIMM 5
1 CPU1_DIMM 1
6 CPU2_DIMM 3
14 CPU2_DIMM 7
8 CPU2_DIMM 4
16 CPU2_DIMM 8
12 CPU2_DIMM 6
4 CPU2_DIMM 2
10 CPU2_DIMM 5
2 CPU2_DIMM 1
Express5800/R120f-1E User's Guide
N8102-
633F 634F 637
N/A N/A

N/A N/A

N/A N/A

N/A N/A

N/A N/A

N/A N/A

N/A N/A N/A
: Allowed to be installed together
1. Installing Internal Options
638 642
N/A N/A
N/A N/A
N/A N/A
N/A N/A
N/A

N/A

N/A

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