Figure 2.6 Front View Of The 4Bri; Table 2.7 Ports And Leds Of The 4Bri - Samsung OfficeServ 7200 General Description Manual

CHAPTER 2. OfficeServ 7200 Hardware
Front View
The components on the front panel of the 4BRI module have the following func-
tions:
Ports & LEDs
RUN
ACT
3.2.3 8TRK
The 8TRK module provides eight ports for analogue trunk lines. One module has
the PRS, MPD, or CID path. It sends voice through the trunk lines and transmits
voice data at 64 kbps to one channel.
Major Functions
The 8TRK voice trunk line module performs the following functions:
Detects ring connection.
Detects on/off-hook.
Sends dial pulse.
Performs detection of Polarity Reverse Signal (PRS).
Performs the Caller ID (CID) function.
Periodically checks if the line is connected. If so, the voice data can be trans-
mitted. This function is called line monitoring.
Page 2-12

Figure 2.6 Front View of the 4BRI

Table 2.7 Ports and LEDs of the 4BRI

Circuit is connected to this port.
Circuit is in use on this port.
OfficeServ 7200 General Description Guide
Function
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