The CPU, memory, power, and I/O riser modules plug into the backplane located at the bottom of the system drawer. Callouts in Figure 4–3 point to the location of the following system drawer modules:

CPU module

Memory module

Directory module

Power modules

Power system manager (PSM) module

I/O riser modules

Clock splitter module

Figure 4–4 System Drawer Backplane

3

2

1

2

1

4

1

2

1

2

5

7

6

PK-0632-99

GS80 Rack System Overview 4-7

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Image 75
Compaq GS160, GS80, GS320 manual System Drawer Backplane