BusinessPhone – Hotel

## Description

### Dialog 4223 Professional

1 Display

3x40 characters. See section Display info.

2 Menu Function keys

The functions depend on the traffic state and will be shown on the last line of the display. When you are requested to (see display), press the required key to access the function.

3 2nd

Key for access to secondary key functions (these functions are stated on the second line of the corresponding key).

4 Message / Info

a. |  | To send and receive messages. See section Messages.

b. |  | To enter information. See section Absence Information.

5 Dual-Function programmable keys

Storing numbers, program functions.

6 Transfer / Diversion

a. |  | Transfer an ongoing call. See section During Calls.

b. |  | Activate/Deactivate diversion. See section Call Forwarding.

7 Inquiry / Conference

a. |  | To make an inquiry to an internal or external party.

b. |  | To establish a telephone conference.

See section During Calls.

8 Line 2 / Read &

a. |  | Line key 2 for in and outgoing calls.

b. |  | Read information. See section Absence Information.

9 Line 1 / Save/Redial

a. |  | Line key 1 for in and outgoing calls.

b. |  | Save or redial an external number. See section Outgoing Calls.

10 Mute

To switch the microphone on or off. See sections During Calls and Silent Ringing.

11 Loudspeaker on/off

To switch the loudspeaker on or off. See section During Calls.

12 Headset

See section Headset - Dialog 4223 Professional.

13 Volume control

To adjust the volume. Also space/backspace in writing mode.

14 Clear

To disconnect calls or to clear the display in programming.

15 Microphone

16 Optional key panel

17 Dual-Function programmable keys per key panel. Four panels can be connected.

Note:

Use only optional key panels of type DBY 419 01.

17 Loudspeaker

18 Handset with hearing aid function

Please note:

The handset may attract and retain small metal objects in the earcap region.

#### More Information

Dialog 3213 Executive

Phone keys Dialog 4223 / Dialog 3213

Lamp indications

Display info

Tones

© Ericsson Enterprise 2004