4. PBX Systems
Feature
Buttons
Indicator
s
Function Keys
Display
Display
Buttons
00
01
02
03
04
05 10 22
15 27
06 11 23
16 28
07 12 24
17 29
08 13 25
18
20
30
32
09 14 26
19
21
31
33
Figure 3. Avaya 8434 Telephone
4.1.3. Programmable Feature Keys
As illustrated in Figure 2 and Figure 3, there are 34 Programmable Feature
Keys found on the Avaya 7434 and 8434 telephones. These keys are
configured either during installation or by the user (using the telephone set or
the Dialogic® PBX Integration Board). There are two LED indicators
associated with each Feature Button. The PBX Integration Board can also
emulate four Avaya Functions Keys: Transfer Conference, Drop, and Hold.
As mentioned above, each line or Feature Key actually has two indicator
lights. The red indicator tells the user that the line is being used or that the line
will be the one used when the handset is lifted. The green indicator (bottom on
the 8434 and right on the 7434) tells the user that the line or feature is in use.
In other words, when you pick up the handset or press a Feature Key, the
green indicator goes on. When a call is on hold, the green indicator for that
line flashes and the red indicator goes off. The red light is either off or on (a
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