Wiring with Terminating Resistors (TR)
The ISDN S0 bus should be terminated with two100
Main
Unit
Power Supply for ISDN Terminal Equipment (TE)
The system does not provide a power supply to terminal equipment (TE). Depending on the
type of TE's, the external power supply is required on ISDN S0 line to operate.
ISDN Installation
TE 1
TE 8
3.2 ISDN Line Connection
terminating resistors (TR).
TR
†
TR
†
RB
TR 100
RA
TA
TR 100
TB
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