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AN6000-17 Optical Line Terminal Equipment Hardware Description
Table 5-6 Pin Definitions for the Time Synchronization Cable
PIN Signal Definition Meaning
1 NC
Not connected (high impedance) by default
2 NC
Not connected (high impedance) by default
3
422_1_N
1PPS
4 GND RS-422 level GND
5 GND RS-422 level GND
6
422_1_P
1PPS
7
422_2_N
TOD time information
8
422_2_P
TOD time information
5.8 Coaxial Clock Cable
Function
The coaxial clock cable is used to transmit the clock signals and connect the BITS
clock interface of the local equipment with the clock equipment at a lower / higher
layer.
Model
The model number of the coaxial clock cable is 3695187.
Structure
As shown in Figure 5-8, the coaxial clock cable has the SAA series L-type coaxial
plug on one end and the bare wire on the other end.
66 Version: A