User's Guide
ESI Feature Phone operation
Display
When your phone (or station) is not in use, the display will show the current date and time, activated
features such as DND (do not disturb; see "MUTE/DND," page D.3) and monitor mode, and — on a 24-Key
Feature Phone — the system's current line usage. A 12-Key Feature Phone does not display line usage.
Each block on the bottom line of the display will represent an individual
line (as in the example, right). Incoming calls usually are assigned
beginning with Line 1 at the far-left line indicator. Outgoing calls are
assigned from the highest numbered line beginning at the far right.
As you use your ESI Feature Phone, its display changes frequently
to give you detailed information during call processing and voice
mail operations.
Status indicator lamp
Note: This item is not applicable to the 12-Key Feature Phone.
The red status indicator lamp, located at the top of the 24-Key Feature Phone, indicates three conditions:
• Phone is off-hook — Light glows solid red.
• Phone is ringing — Light "flutters" continuously.
For example, if a user is wearing a headset, it can be difficult to know whether he/she is on a call. So, just
look at the status indicator lamp — if it's glowing solid red, the person is, indeed on a call.
Note: If more than one of these two conditions is true at the same station, the light will behave according to
the following priority: off-hook, then ringing. Here's an example. If the phone begins to ring, the light will
"flutter" continuously; and, if you then pick up the handset or press SPEAKER to take the call, the light
glows solid red because the off-hook condition has the higher priority of the two conditions.
Caller ID
If you subscribe to Caller ID from your telephone service provider, the phone's display will show an
outside caller's name and/or number.
caller status — such as UNAVAILABLE, PRIVATE or NO DATA SENT. Caller ID information will appear
also on analog phones with Caller ID displays.
1
If you don't subscribe to Caller ID, the LCD will show which line is receiving the call, instead of the caller's name or number.
2
Caller ID will not appear with call-waiting.
1
In some instances, the service provider can send only a general
2
ESI Feature Phone operation
24-Key Feature Phone
Line in use
Available line
D.1
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