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AN6000-17 Optical Line Terminal Equipment Hardware Description
u Short pin1 and pin2 of JP1, and the green indicator LED on the top of the
cabinet will indicate the normal working status of the PDP.
u Short pin2 and pin3 of JP1, and the green indicator LED on the top of the
cabinet will be controlled by the order wire call (CALL) signal, instead of
indicating the working status of the PDP.
Note:
Pin2 and pin3 of JP1 have been shorted by default before delivery of the
PDP.
Lightning Protection Module
The lightning protection module is inserted into the bases of XS15 and XS16, as
indicated by (8) in the figure.
The lightning protection module can withstand the surge of 4 kV (1.2/50 us - 8/20 us
combination wave) in the common mode and the surge of 2 kV (1.2/50 us - 8/20 us
combination wave) in the differential mode, so as to guarantee the normal operation
of the equipment.
78 Version: A