User's Manual

Zhone 2800 Series FiberJACK ONT Installation
54 Zhone 2800 Series FiberJACK ONT Hardware Installation Guide
Manage the optical cable
When making a fiber optic connection, avoid touching the fiber cable ends to
the outside of the mating connector. Touching can contaminate the
connectors.
Fiber handling
Before making any connections, be sure that the optical cable fiber tips and
components are clean and free of dust and debris.
Testing optical power
Table 12, Table 13, and Table 14 indicate various optical thresholds for the
ONTs.
Table 12: Optical thresholds for the zNID-GPON-2800 Series ONTs
Parameter 1490 nm
(Data Downstream)
Damage Level +5 dBm
Optical Overload -8 dBm
Minimal Optical Signal -28 dBm
Mid Range Optical Value -17 dBm
Table 13: Optical thresholds for the zNID-GE-2810 Series ONTs
Parameter Active Ethernet
Damage Level +5 dBm
Optical Overload -2 dBm
Minimal Optical Signal -23 dBm
Mid Range Optical Value -12 dBm
Table 14: RF Overlay optical thresholds for the zNID-GPON-2810 Series ONTs
Parameter 1550 nm (RF Video Overlay Downstream)
Damage Level +5 dBm
Linear Operating Range -8.0 dBm to +2.0 dBm
Mid Range Optical Value -3.0 dBm