Support for Optional Devices
Optional devices are available to expand the capabilities of the 2420 telephone. They include:
•20A
•200A Module Analog (U.S.) Adjunct
•201A Module Recorder
•EU24 Expansion
For more information, see the documents that are included with each device.
Safety Information
Your 2420 telephone has been manufactured according to industry standards for quality and safety assurance. When using your telephone, follow recommended safety precautions to reduce the risk of fire, electric shock, and personal injury. See the 2420 Installation and Safety Instructions that were packaged with your telephone.
3