Lenovo ThinkSystem SR650 Series Setup Manual page 176

• To install the riser 1 assembly, align the mounting stud on the system board with the corresponding
hole in the riser bracket. Meanwhile, align the rear of the riser 1 assembly with the corresponding rail
guides in the rear of the chassis. Then, carefully press the riser 1 assembly straight down into the
chassis until it is fully seated.
Figure 101. Riser 1 assembly installation
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ThinkSystem SR650 Setup Guide