Purpose
ix
Important Safety Instructions
The following list provides basic safety precautions that should always
be followed when using your telephone equipment:
1. Read and understand all instructions.
2. Follow all warnings and instructions marked on the product.
3. Unplug all telephone connections before cleaning. DO NOT use liquid
cleaners or aerosol cleaners. Use a damp cloth for cleaning.
4. This product should be serviced by (or taken to) a qualified repair center
when service or repair work is required.
5. DO NOT use this product near water—for example, in a wet basement
location.
6. DO NOT place this product on an unstable cart, stand, or table.
7. Never push objects of any kind into slots or openings as they may touch
dangerous voltage points or short out parts that could result in a risk of fire
or electric shock. Never spill liquid of any kind on the product.
8. DO NOT use the telephone to report a gas leak in the vicinity of the leak.
9. The product is provided with a three-wire grounding type plug. This is a
safety feature. DO NOT defeat the safety purpose of the grounding type plug.
DO NOT staple or otherwise attach the power supply cord to building
surfaces.
!
CAUTION:
DO NOT block or cover the ventilation slots or openings. They
prevent the product from overheating. DO NOT place the product
in a separate enclosure unless proper ventilation is provided. DO
NOT place the product flat on a surface. The control unit must be
wall-mounted.