ISDN 8510T Voice/Data Terminal

ISDN 8520T VOICE/DATA TERMINAL

HANDSET

VOLUME

CONTROL

BUTTON

MUTE

BUTTON

SPEAKER

BUTTON

CONFERENCE

BUTTON

TRANSFER

BUTTON

HOLD

BUTTON

DROP

BUTTON

EXIT

BUTTON

REDIAL

BUTTON

 

1

ABC

 

 

GHI

 

 

4

2

DEF

 

PQRS

JKL

 

7

5

3

 

TUV

MNO

 

*

6

Message

Oper

9

8

WXYZ

 

 

0

 

 

#

 

 

DIAL PAD

DISPLAY

4 DISPLAY

CONTROL BUTTONS

10

SOFTKEYS

DESIGNATION

CARD

20

CALLAPPEARANCE/ FEATURE BUTTONS

ADJUNCT JACK

(ON BOTTOM OF TERMINAL)

MESSAGE

LIGHT

FIGURE 3-20. The ISDN 8520T Voice/Data Terminal

3-431

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AT&T System 85 manual Isdn 8520T VOICE/DATA Terminal