CHAPTER 2. OfficeServ 7400 Hardware
2.3.3.3 16MWSLI
The 16MWSLI module has 16 ports for analogue phones to provide voice communication.
It also provides a message waiting function.
Main Functions
The main functions of the 16MWSLI module are as follows:
Generates ring at 20 Hz
Detects Dial Tone Multi-Frequency(DTMF)/dial pulse
Detects on-/off-hook
Generates a tone
Power Fail Transfer (PFT)
Message Waiting
Transmitting Polarity Reverse Signal (PRS)
Specifications
The 16MWSLI module provides 16 station ports.
Front Panel
The front panel of the 16MWSLI module is shown below:
P1
P9
The components on the front panel of the 16MWSLI module have the following functions:
Port / LED
P1~P16
2-20
P2
P3
P4
P10
P11
P12
Figure 2.10 Front Panel of 16MWSLI Module
Table 2.14 Ports of 16MWSLI Module
Station ports for analogue phones
P5
P6
P7
P13
P14
P15
Function Description
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P8
P16
16MWSL