The 6424D+M telephone is a digital, multiline DCP telephone that has 24 call appearance/feature buttons and a 2-line by 24-character display. This telephone is designed for the busy executive or executive assistant who requires extensive call handling and call coverage flexibility. The 6424D+M has 12 additional features that are accessible via the 2-line by 24-character display and are selected by the four display-associated soft keys. The 6424D+M allows you to install a 100A Tip/Ring module, providing a connection between the telephone and such analog adjuncts as modems, fax machines, analog conference-quality speakerphones, answering machines, and TDD machines commonly used by the hearing impaired. The 6424D+M has a built-in 2-way speakerphone and can be wall mounted. A 24-button expansion module can be added to provide 24 additional auxiliary buttons. (The 24-button expansion module requires power from the station or the closet.) The 6424D+M also has a built-in headset jack.
Requirements
The 6400-Series telephones are supported by the following 2-wire DCP circuit packs:
•TN2224 (24-port circuit pack)
•TN2214 (international 24-port circuit pack)
The 8400-Series telephones are versatile 2-wire/4-wire DCP telephones that offer flexibility and cost savings and support most of the key/hybrid features of Avaya IP600. (Table 3 on page 16 shows the differences between the 8400-Series telephones and 6400-Series telephones.) These telephones detect automatically whether they are plugged into a 2-wire or 4-wire digital line circuit card.
Note: The 8400-Series telephones are not offered with Avaya IP600 systems sales. However, you can purchase these telephones from Avaya.
Avaya IP600 supports the following 8400-Series telephones:
•8403 telephone
The 8403 is a 3-line telephone without a display that can be wall mounted. This telephone has a built-in, 1-way (listen-only) speakerphone and three programmable buttons.
•8405B telephone
The 8405B is a 5-line telephone without a display and that can be wall mounted. The 8405B has a built-in 1-way speaker and programmable keys.
•8405D+ telephone
The 8405D+ is a 5-line telephone with a 2-line, 24-character display that can be wall mounted. This telephone has a built-in 2-way speaker and programmable keys.
•8410B telephone
