Справочник Пользователя для AT&T System 85

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The 8528T voice terminal is used with the Integrated Services Digital Network (ISDN) communi-

cation system through a 4-wire ‘‘T’’-interface.  The 8528T voice terminal offers the following: 28

call appearance/feature buttons, each with a red and green status light, buttons for the Mute,

Redial, Conference, Drop, Transfer, and Hold features (the MUTE, SPEAKER, CONF, and

TRANSFER buttons have a red light next to them), a Speakerphone which can also be optioned

as a listen-only Speaker, a Volume control, the K-type handset which offers improved acoustic

quality, an Adjunct jack for adjunct equipment, and touch-tone dialing. Four softkeys (the keys

with arrows printed on them) and four display control buttons located below a 2-line by

24-character liquid crystal display can be used to access such features  as a personal Directory, a

Call Log which lists the most recent incoming and outgoing calls, the Self-Test feature, and a per -

sonalized ringing pattern for the terminal.

The 8528T voice terminal can be used with the DEFINITY G2 and G3.

The dimensions given here for the 8528T voice terminal are approximate.

Width = 11 3/4 inches

Depth (front to back) = 10 3/8 inches

Height (with handset in place) = 5 1/2 inches

d

CONF button

d

DROP button

d

TRANSFER button

d

HOLD button

d

MUTE button