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Model 300MB-SD CommCenter Series D1
Federal Signal
www.fedsig.com
Safety Messages to Maintenance Personnel
Safety Messages to Maintenance Personnel
This device is to be serviced by a trained electrician who is thoroughly familiar with
the National Electric Code and will follow the NEC guidelines as well as local codes.
This service information is for qualified personnel only. To avoid electric shock, do not
perform any servicing other than changing fuses unless qualified to do so. Refer all
servicing to qualified service personnel.
Listed below are some important safety instructions and precautions you should
follow:
• Read and understand all instructions before operating this system.
• Do not perform any maintenance on this system when power is on. Because the
300MB does not have a power switch, ensure that the power is disconnected
before proceeding.
• Read and understand all instructions before operating this system.
• Always ensure that the power to the 300MB is disconnected before removing the
metal cover.
• Do not connect this unit to the system when power is on.
• All effective warning speakers produce loud sounds that may cause, in certain
situations, permanent hearing loss. Take appropriate precautions such as wearing
hearing protection.
• After installation, test the sound system to ensure proper operation.
• Establish a procedure to routinely check the sound system for proper activation
and operation.
Failure to follow all safety precautions and instructions may result in property damage,
serious injury, or death.
