Table 2.9 Front Panel Of Tepri2 Module - Samsung OfficeServ 7400 General Description Manual

The components on the front panel of the TEPRI2 have the following functions:
Port / LED
P1
P2
LAN
SIO
TP1 LED
TP2 LED
L21 LED
L22 LED
AIS1 LED
AIS2 LED
LOS1 LED
LOS2 LED
SYN1 LED
SYN2 LED
RUN LED
CLK LED
2.3.2.3 4BRI
The 4BRI module provides four ports for BRI-T/S connection. It transmits voice via the
trunk line and a channel transmits voice data at 64 kbps.
Main Functions
The 4BRI module performs the following functions:
Processes T or S signals by programming.
Processes the following signals by programming: Point to Point Normal, Point to Point
DDI, Point to MultiPoint.
Switchable Resistor Terminations (100Ω )
Endures the ITU-recommended level of surge.
Protects the output port by monitoring line signals.
Crystal-less wanders and jitter attenuation/compensation to TR62411.
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Table 2.9 Front Panel of TEPRI2 Module

Port 1 for connecting T1/E1/PRI cables
Port 2 for connecting T1/E1/PRI cables
Port for connecting to Ethernet
UART port (for testing)
Indicates the type of program operated in Port 1
- On: PRI in operation
- Off: T1/E1 in operation
Indicates the type of program operated in Port 2
- On: PRI in operation
- Off: T1/E1 in operation
Indicates the status of Layer 2
- On: Normal
- Off: Abnormal
Indicates the reception of the alarm bit of the remote system switch
- On: Alarm bit received
- Off : Alarm bit not received
Indicates the signal loss (LOS) of the remote system switch
- On: When signals are weak or have been damaged
- Off: When signals are received properly
Indicates the status of frame synchronization with the remote system switch
- On: No frame synchronized
- Off: Frame synchronized
LED green: When E1 operates normally (blink cycle of 200 ms)
LED orange: When T1 operates normally (blink cycle of 200 ms)
LED turns on when the reference clock is used as a system clock.
OfficeServ 7400 General Description
Function Description
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