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3 Functional Description
This chapter provides a functional description of the major components and devices on the
AMC-S402.
3.1 Overview
The AMC-S402 contains three major functional blocks. These are:
1. The Serial isolation multiplexor (mux) circuit
2. The Power Regulator, and the
3. The IPMI subsystem (MMC- module management controller)
The following block diagram illustrates the major components and their circuitry on
the AMC-S402.
Figure 4. AMC-S402 Functional Blocks
AMC Fingers
SAS Disk 1
AMC PORT 2
AMC PORT 3
MMC
Power
Regulator
LEDS
Isolation
mux
Isolation
mux
3.2 AMC-S402, Top Level Board Layout
The AMC-S402 board layout is depicted in the figure below, and provides
approximate physical location of major components.
6806800H60A AMC-S402 Installation and Use 9