TANDBERG 1000MXP User Manual page 185

ISDN I.420 (RJ-45 Jack) Basic Rate Interface S/T (2B+D), 128 kbps per ISDN I/F
To connect the system to BRI, use the ISDN cable provided by TANDBERG (or a standard BRI
cable).
The pinout of the S/T interface is:
BRI Pinout
Pin-3 TX+
Pin-4 RX+
Pin-5 RX-
Pin-6 TX-
Peripheral Equipment
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