Figure 3.19 Setting The Jumpers Of The 4Bri; Table 3.16 Setting Switch Of The 4Bri - Samsung OfficeServ 7200 Installation Manual

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3.3.1.7 4BRI
The 4BRI (Basic Rate Interface) provides the digital trunk line. A 4BRI provides 2B + D
ISDN BRI and functions as the Q-SIG. This board transmits voice via the trunk line and a
channel transmits the voice data of 64 Kbps.
Switch Setting
There are SW1~8 switches setting for S0 circuit on/off termination 100 ohm resistor within
the board
SWITCH
SW1~SW8
3-22
SW2
SW1
SW4
SW3
SW8
SW7
SW6
SW5

Figure 3.19 Setting the Jumpers of the 4BRI

Table 3.16 Setting Switch of the 4BRI

OFF
No connection
| (OFF)
ON
ON
Connect termination resister
© SAMSUNG Electronics Co., Ltd.