Installing internal options

Important

Read “Handling static-sensitive devices” on page 4 before removing the computer cover.

Installing memory

Your computer has four connectors for installing dual inline memory modules (DIMMs) that provide up to a maximum of 8.0 GB of system memory.

When installing memory modules, the following rules apply:

vUse 1.8 V, 240-pin double data rate 2 synchronous dynamic random access memory (DDR2 SDRAM).

vUse 256 MB, 512 MB, 1.0 GB, or 2.0 GB memory modules in any combination up to a maximum of 8.0 GB.

To install a memory module:

1.Remove the computer cover. See “Removing the cover” on page 11.

2.Locate the memory connectors. See “Identifying parts on the system board” on page 9.

3.Open the retaining clips.

Figure 7. Open the retaining clips

14Hardware Installation and Replacement Guide

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Lenovo 9134, 9136, 9127, 9129, 9120 manual Installing internal options, Installing memory