Calix T073G HGU ONT User Manual - Safety
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Chapter 2
Safety
Read and follow all warning notices and instructions marked on the product or included in
its packaging, and observe all safety instructions listed in this guide while handling any ONT.
Electrical Safety
Always use caution when handling live electrical connections.
Do not install electrical equipment in wet or damp conditions.
Ensure that the power source for the system is adequately rated to assure safe operation
and provides current overload protection.
Do not allow anything to rest on the power cable, and do not place this product where
people will stand or walk on the power cable.
To avoid electric shock caused by over-voltage from the PSTN, DO NOT connect the
POTS port on this unit directly to any external PSTN line.
This unit must only be used with the certified power adapter model inside the package,
which complies with the requirement of a limited power source.