Lenovo Converged HX Series Installation And Service Manual page 115

DIMM F2
DIMM F1
DIMM E2
DIMM E1
DIMM A1
DIMM A2
DIMM B1
DIMM B2
Figure 34. The location of the DIMM connectors on the system board
To install a DIMM, complete the following steps.
Step 1. Remove the compute node (see "Removing a compute node from a chassis" on page 81).
Step 2. Remove the air baffle if installed (see "Removing the air baffle" on page 90).
Step 3. Locate the DIMM connectors on the system board. Determine the connectors into which you will
install the DIMMs. Install the DIMMs in the sequence shown in the following table.
Table 20. DIMM installation sequence (normal mode)
Number of DIMMs
Microprocessor 1 installed
Microprocessor 1 and 2 installed
Table 21. DIMM installation sequence (sparing mode)
Number of DIMMs
Microprocessor 1 installed
Microprocessor 1 and 2 installed
DIMM H2
DIMM H1
DIMM G2
DIMM G1
Microprocessor 2
Microprocessor 1
DIMM C1
DIMM C2
DIMM D1
DIMM D2
Installation sequence (connectors)
A1, C1, B1, D1, A2, C2, B2, D2
A1, E1, C1, G1, B1, F1, D1, H1, A2, E2, C2, G2, B2,
F2, D2, H2
Installation sequence (connectors)
A1, A2, C1, C2, B1, B2, D1, D2
A1, A2, E1, E2, C1, C2, G1, G2, B1, B2, F1, F2, D1,
D2, H1, H2
.
Chapter 5 Removing and replacing server components
101