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DEFINITY Enterprise Communications Server Release 6
Installation and Test for Multi-Carrier Cabinets
555-230-112
Issue 5
May 1998
Install and Wire Telephones and Other Equipment
Page 5-133CAMA/E911 Installation
5
TN748
TN748B
TN748C
TN748D
Touch Tone
Detector / Call
Progress Tone
Detector
Not Compatible Used in the
U.S. and a few
other countries
4 TTR and 2
CPTR ports. Used
in combination
with the TN756,
TN768, or
TN780 in many
countries initially
in versions prior to
G3V3.3. Use
TN744DV2 if
CAMA feature is
to be supported.
TN756 Tone Detector
Generator
Not Compatible Used in the
U.S. and a few
other countries
Tone detec-
tor/tone clock with
4 TTR and 2
CPTR ports. Used
in combination
with the TN748 in
many countries
initially in ver-
sions prior to
G3V3.3. Used
only with
SCC/ESCC cabi-
nets with no
EPNs, no duplica-
tion, no ASAI.
Use TN2182BV2
if CAMA feature
is to be supported.
TN768 Tone Clock Not Affected Used in the
U.S. and many
other countries
Tone clock only,
no TTR/CPTR
functionality. Typ-
ically found with
TN748 circuit
packs in the U.S.
Use TN7744DV2
instead of TN748
with CAMA.
Table 5-24. Compatibility Tone Clock, TTR/CPTR, and GPTR Circuit Packs
— Continued
Circuit
Pack Description
Compatibility
with CAMA
Trunks in
Same PN Application Notes
Continued on next page