User manual

Chapter 1. Introduction
1-4 E&M+ Dual Voice Option Module User Manual 61200105L3-1A
Physical Description
The E&M+ voice module plugs into the option slot in the rear of
the TSU (see Figure 1-1). A removable plastic plug covers the
E&M+ voice module rear panel cutout that can house additional
connectors, such as the E&M+ plug-on board (see Figure 1-2).
Figure 1-1. E&M+ Dual Voice Option Module
Figure 1-2. E&M Dual Voice Plug-on Board