HP Pro 2110 Small Form Factor Maintenance & Service Manual page 102

DIMM Socket Locations – HP Pro 3120
When installing memory modules:
If installing only one memory module, install it in DIMM1.
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If installing 2 memory modules:
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2 matching memory modules - install in DIMM1 and DIMM3.
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2 non-matching memory modules - install in DIMM1 and DIMM3. Install the larger (GB)
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module in DIMM1 and smaller (MB) module in DIMM3.
If installing 3 memory modules:
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3 matching memory modules - install in DIMM1, DIMM3, and DIMM2.
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2 matching memory modules and 1 non-matching memory module of smaller size (MB) than
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combined matching modules (example: 2x2GB and 1x1GB) - install the matching pair in
DIMM1 and DIMM2 and smaller (MB) module in DIMM2.
● If installing 4 memory modules:
4 matching memory modules - install in DIMM1, DIMM3, DIMM2, and DIMM4.
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3 matching memory modules and 1 non-matching memory module of smaller size (MB) than
◦
combined matching modules (example: 3x2GB & 1x1GB) -install the matching pair in
DIMM2, DIMM4, and DIMM1 and smaller (MB) module in DIMM3.
Figure 6-4
92 Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis
DIMM Socket Locations – HP Pro 3120