18 Keysight M8040A High-Performance BERT Getting Started Guide
1 Introduction
AXIe Embedded System Module (USB ESM)
The bottom slot of the AXIe chassis is reserved for the Embedded System
Module (ESM) which is factory installed. The ESM has a USB 2.0 interface
as well as a PCIe x8, Gen1 and Gen2 compliant interface to connect an
external host computer to the chassis.
Figure 3 AXIe Embedded System Module