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This section provides Sonus SBC 1000/2000 safety precautions and information on how to avoid potentially hazardous electrical situations, in the following topics:

AC Power

The following information provides safety precautions to follow when using this equipment.

Always disconnect the power source to the system when work is done on or around the power supplies. Be sure you have a full understanding of high powered electronics components before servicing these components. Failure to follow this guideline could result in personal injury, death, or damage to the equipment, or loss of data.

Sonus SBC 1000/2000 equipment must be installed and maintained by qualified service personnel only.

Ensure that all breakers are off before performing service on this equipment.

Sonus SBC 1000/2000 equipment must be grounded.

To protect against fire hazard replace fuses with the same type and rating as originally installed.


Make sure that the correct power supply switch setting is selected. Failure to properly provide the correct power supply switch set may result in damage to the equipment when power is applied.

Multi Power Sources Disconnect Warning Instruction

Disconnect all power supply cords before servicing.

Lithium Battery Warning Instruction

There is a risk of explosion if the battery is replaced by a battery of an incorrect type. Dispose of used batteries according to the instructions.


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