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Unify OpenScape 4000 V7 - Figure 87 STMI2 Board; System Diagram

Unify OpenScape 4000 V7
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stmi2.fm
STMI2
A31003-H3170-S102-4-7620, 11/2015
OpenScape 4000 V7, System Components (Hardware, Software), Service Documentation 261
4.30 STMI2
The STMI2 (Subscriber Trunk Module IP) board is used as Common Gateway HG
3500.
7
CAUTION
For lightning protection see Section 1.3, “Lightning Protection”.
The STMI2 board offers the following central and peripheral functions:
Two network accesses to 10/100Base-T Fast Ethernet, comparable with
RG2500
Voice encoding functions (based on DSP), comparable with RG2500
Backplane interface for a default peripheral board
V.24 interface for test access (service interface)
IMPORTANT: The STMI2 must not be plugged in and unplugged during live
operation.
Figure 87 shows the STMI2 board.
Figure 87 STMI2 board
4.30.1 System Diagram
Figure 88 shows a system diagram of the STMI2 board.

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