8403 Voice Terminal
Headsets
A list of compatible headsets, consisting of both modular and plug prong base units and selection
of headpieces, appears in ‘‘Headset Adapters’’ in the Adjuncts section (behind the Adjuncts tab)
later in this manual.
Additional Documents
The following documents contain additional information relating to the 8403 voice terminal:
(Use the 9 digit number listed after each document to order that book from the AT&T GBCS Pub-
lications Fulfillment Center.)
8403, 8410, and 8434 Voice Terminals Instructions for Installation, Switch Administration,
and Programming the Options
, 555-015-164
DEFINITY Communications System Generic 1 and 3 and System 75 8403 Voice Termi-
nal User’s Guide
, 555-230-761
DEFINITY Communications System Generic 1 and 3 and System 75 8403 Voice Termi-
nal Quick Reference Guide
, 555-230-762
DEFINITY Communications System Generic 2 and System 85 8403 Voice Terminal
User’s Guide
, 555-104-761
DEFINITY Communications System Generic 2 and System 85 8403 Voice Terminal
Quick Reference Guide
, 555-104-762
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