AT&T MERLIN LEGEND Release 3.1 Installation Manual page 16

Safety
When installing telephone equipment, always follow basic safety precautions
to reduce the risk of fire, electrical shock, and injury to persons, including:
Read and understand all instructions.
Follow all warnings and instructions marked on or packed with the
product.
Never install telephone wiring during a lightning storm.
Never install a telephone jack in a wet location unless the jack is
specifically designed for wet locations.
Never touch uninsulated telephone wires or terminals unless the
telephone wiring has been disconnected at the network interface.
Use caution when installing or modifying telephone lines.
Use only AT&T-manufactured MERLIN LEGEND Communications
System circuit modules, carrier assemblies, and power units in the
MERLIN LEGEND Communications System control unit.
Use only AT&T-recommended/approved MERLIN LEGEND
Communications System accessories.
If equipment connected to the analog extension modules (008, 408,
408 GS/LS) or to the MLX telephone modules (008 MLX, 408 GS/LS-
MLX) is to be used for in-range out-of-building (IROB) applications,
IROB protectors are required.
The exclamation point in an equilateral
triangle is intended to alert the user to the
presence of important operating and
maintenance (servicing) instructions in the
literature accompanying the product.
IMPORTANT SAFETY INSTRUCTIONS
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Installation