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Your 8405 Voice Terminal
The 8405 voice terminal is available in four models. All of these models are similar
in appearance and functionality except for the following differences:
• The 8405B has a one-way listen-only speaker, with no display
• The 8405B Plus has a two-way, listen and talk speakerphone, but does not have a
display
• The 8405D has a one-way, listen-only speaker, with a 2-line, 24-character display
• The 8405D Plus has a two-way, listen and talk speakerphone, with a 2-line,
24-character display
Despite their differences, all four models are comprehensively equipped so you can
make the best use of the many features of the DEFINITY
®
Communications System
Generic 2 and the features of System 85.
Figure 1 and Figure 2 show the 8405B and 8405B Plus models. Figure 3 and
Figure 4 show the 8405D and 8405D Plus (with display) models. Familiarize
yourself with your voice terminal, shown here and explained on the following pages.
‘
Figure 1. One Version of the 8405B and 8405B Plus Voice Terminal
Volume
Shift Transfer
Test Conf
Mute Drop
Speaker Hold
Reset Spkr
1
23
456
78
9
ABC DEF
MNOJKLGHI
PQRS TUV WXYZ
*
O
#
Dial pad
Handset
Hold/Ring
Transfer button
Conference button
Shift button
10 Call appearance/
feature buttons
Message light
Test button
Mute button
Speaker button
Handset jack
Line jack (on back
of voice terminal)
Speakerphone/
headset adapter
jack (on back of
voice terminal)
Ring
Drop
button
button
Volume control
button
LINE
Message