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CHAPTER 4. Module and Internal Option Card Installation
This module is typically connected as shown below:
E&M-2M (2-Port E&M Mini Module)
This module provides internetworking functions for POTS, and trunk interfaces.
The E&M (Ear and Mouse) voice mini module is a mini module that mates
with the r and/or the voice carrier module. The E&M interface module is a
mini module that slide into the voice network module.
The E&M mini module used:
Mainly between PBXs or other network-to-network telephony switches.
There are four main parameters defining the different analog E&M
implementations:
E&M Interface Types and Wiring Arrangement (Type I, II, III and V)
Audio Implementation (two-wire/four-wire)
Start Dial Supervision Signaling (immediate, wink and delay)
Address Signaling (pulse, DTMF)
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Figure 4.46 Connecting the FXS-4M Mini Module
STA1
LNK1
Port1
E&M-1
Figure 4.47 E&M-2M Mini Module
RDY
STA0
RDY
LNK0
Port0
E&M-2M
E&M-0
E&M-2M
© SAMSUNG Electronics Co., Ltd.
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