Service Manual
3-121
Modules
Interconnect cables
3.12.5.2 S2 access
The TME1 coax cable is used for connecting to the S2 interface with an NT modem. If there is
a different impedance between the module and the modem, you must use the Balun.
TME1 coax cable signals
Table 3-45 TME1 coax cable signals
Balun
You must use the balun on the TME1 coax cable if there is any impedance differential between
the TME1 and the NT1 modules.
Technical Data
Pin Connector Signal
RX J1 Receive Data
TX J2 Transmit Data
Speed up to 2,048 Mbps
Insulation 100V
Connectors Coaxial (Interface A): Dual BNC F(RG 59)
Twister - pair (Interface B): 8 - pin shielded RJ 45
Balun
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