Cortelco 3719 Telephone User Manual


 
9. Never spill liquid on the telephone or push objects of any kind through ventilation slots. Liquid or objects may
touch dangerous voltage points or short out parts that could result in a risk of fire or electrical shock.
10. Do not disassemble this product. Opening or removing covers may expose you to dangerous voltages or other
risks. Incorrect reassembly can cause electrical shock when the product is subsequently used.
11. Do not overload outlets and extension cords. Some telephones require AC power from an outlet, overloading
the outlets can result in the risk of fire or electric shock.
12. Avoid using a telephone during a local thunderstorm. There may be a remote risk of electrical shock from
lightning.
13. Do not use a telephone in the vicinity of a gas leak to report the leak, or otherwise.
14. Unplug the telephone from the wall outlet and refer servicing to qualified service personnel under the following
conditions:
When the line cord is frayed or plugs damaged.
If liquid has been spilled into the telephone.
If the telephone has been exposed to rain or water.
If the telephone does not operate properly by following the operating instructions. (Adjust only those
controls covered by the operating instructions. Improper adjustment of other controls may result in
damage and will often require extensive work by a qualified technician to restore the product to normal
operation.)
If the telephone has been dropped or the housing damaged.
If the telephone exhibits a distinct change in performance.
SAVE THESE I NSTRUCTIONS
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