CABLE SPECIFICATIONS
(continUed)
Coax Copper Cable
E1:
Cable Type
RG-58
Gauge
24 to 22 AWG
Attenuation
2 dB/100 meters @ 1.0 MHz
Differential Characteristic Impedance
75 ±10%
Switch-Selectable Functions
LOOPBACK TEST FUNCTION
A loopback switch facilitates installation and network debug procedures.
The path for the CSDTF30xx loopback is shown:
TRANSMIT ALL ONES FUNCTION
A selectable Transmit All Ones switch on the fiber interface AND on the
copper interface allows for insertion of an “all ones” pattern on the
interface whenever
signal detect is lost. The “all ones” pattern creates an
alarm condition at the equipment connected to the interface.
CSDTF30xx
3
10
