User`s manual
Table Of Contents
- Contents
- Introduction
- Your ISDN 8510T Voice Terminal
- Feature Descriptions
- Voice Features
- Features Accessed with the Display and Softkeys
- ENTERING AND EXITING SOFTKEY MODE (USING THE MENU AND THE EXIT BUTTONS)
- THE VOICE TERMINAL SELF-TEST FEATURE bbbbbbb
- USING THE NEXT, THE PREV, AND THE DIR BUTTONS
- RESPONDING TO ´QUIT´ AND ´DONE´
- A SOFTKEY DISPLAY SCREEN FLOWCHART
- SETTING THE CLOCK
- SETTING THE SPEAKERPHONE
- ADDING, EDITING, AND DELETING A NUMBER AND NAME IN THE DIRECTORY
- VIEWING A DIRECTORY ENTRY (AND PLACING A CALL)
- USING THE DIR BUTTON TO PLACE A CALL
- USING THE CALL LOG
- LOCKING AND UNLOCKING THE DIRECTORY, CALL LOG, AND ALL SOFTKEYS
- CHANGING OR REMOVING YOUR PASSWORD
- SELF-TEST
- CHOOSING THE CONTRAST LEVEL FOR THE DISPLAY
- SELECTING A PERSONALIZED RING
- SETTING THE RATE AT WHICH YOU VIEW THE DISPLAY MESSAGES
- TURNING ON OR OFF SOFTKEY INFORMATION TONES
- SETTING THE NUMBER OF NAMES ON THE DIRECTORY PAGE
- Tones and Their Meanings
- Labeling and Installing the Designation Card and the Telephone Number Card
- Installation
- Technical Description
- Index

Technical Description
Physical Dimension and Weight
The 8510T voice terminal is convertible for either desktop or wall
mounting.
The desktop-mounted voice terminal measures
7.8 inches (19.8 cm) wide
9.5 inches (24.1 cm) long
5.3 inches (13.4 cm) high (with handset)
6.1 inches high with kickstand up
3.07 lbs (1,39 kg)
Power Requirements
The 8510T voice terminal requires phantom power or auxiliary power;
either is selected by setting a pair of jumpers. If phantom power is used,
less than 1 Watt of power is drawn from the switch to support a normal
operating mode. If adjunct equipment is connected to the voice terminal,
auxiliary power must be used.
WARNING: If auxiliary power is selected, use only a nominal 40 or 48
Vdc, UL-Listed Communications Circuit Power source.
Environmental Requirements
The 8510T can operate in temperatures ranging from 40 to
120 degrees F (4 to 48 degrees C) and relative humidity ranging from 5
to 95 percent.
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