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KunLun 9016 V100R001 User Guide 12

This document describes the appearance, specifications, parameters, and structure of the KunLun 9016, and how to install an OS, replace parts, and install, remove, configure, and troubleshoot the server.
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Installing a DIMM

Installing a DIMM

Scenarios

Install a DIMM in any of the following scenarios:

  • A DIMM has failed.
  • The memory capacity needs to be expanded.

Prerequisites

Conditions

Each memory board module (MBM) provides 12 DIMM slots. The entire cabinet provides 384 DDR4 DIMM slots. Each MBM provides four memory channels, numbered 0 to 3. Figure 6-69 shows the DIMM positions.

Figure 6-69 DIMM positions

Data

When installing DIMMs, follow the rules described in Table 6-2. Each MBM supports one, two, four, eight, or twelve DIMMs.

Table 6-2 DIMM configuration rules

Number of DIMMs

DIMM Installation Sequence

1

DIMM 00

2

DIMM 00, DIMM 20

4

DIMM 00, DIMM 10, DIMM 20, and then DIMM 30

8

DIMM 00, DIMM 10, DIMM 20, DIMM 30, DIMM 01, DIMM 11, DIMM 21, and then DIMM 31

12

DIMM 00, DIMM 10, DIMM 20, DIMM 30, DIMM 01, DIMM 11, DIMM 21, DIMM 31, DIMM 02, DIMM 12, DIMM 22, and then DIMM 32

NOTE:

DIMM 00, DIMM 10, DIMM 20, and DIMM 30 are four primary memory channels.

Tools

  • ESD gloves
  • Packaging materials, for example, an ESD bag

Hardware

Spare DIMM

Procedure

  1. Remove the memory board module (MBM) where a DIMM is to be installed. For details, see Removing an MBM.
  2. Take the spare DIMM out of its ESD bag.
  3. Ensure that the two fixing clips of the DIMM slot are fully opened. See Figure 6-70.

    Figure 6-70 Fully opened fixing clips of a DIMM slot

  4. Align the DIMM with the DIMM slot, and insert the DIMM into the slot. See steps (1) and (2) in Figure 6-71.

    The fixing clips of the slot are closed automatically.

    Figure 6-71 Installing a DIMM

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Updated: 2019-05-20

Document ID: EDOC1000111827

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