909A/B Universal Coupler - Avaya MCC1 Installation And Upgrades

Figure 323: Typical PRI to BRI converter cabling
Figure notes
1 TN464GP DS1 circuit pack and PR-to-BRI
converter circuit pack
2 Communication Manager administration PC
3 RS-232 cable to front of converter circuit pack
4 888B 75-ohm coaxial converter
5 Coaxial connection to 2-Mbps facility
NOTE:
The inset shows details of the cable connections between the circuit packs.

909A/B universal coupler

The 909A/B universal coupler is used with paging, malicious call trace, and music-on-hold equipment
that is not approved for use with the public network.
Figure 324 shows a typical 909A/B universal coupler. For additional installation and switch setting
information, refer to 909A/909B Universal Coupler Installation Instructions, which is normally shipped
with the 909A/909B Universal Coupler.
NOTE:
If the music source is registered by the FCC (in the USA) or an equivalent body, the
909A/B universal coupler is not required.
SI Installation and Upgrades
June 2004
8 7
(2B+D) (2B+D)
1
(2B+D)
Adjuncts and Peripherals
909A/B universal coupler
ALARMS
EMER TR A C
R D
I
N
U
E S
AUDIX
6 Coaxial cable from PRI converter
circuit pack to coaxial converter
7 TN464GP circuit pack
8 PRI-to-BRI converter circuit pack
9 Jumper coaxial cable
10 Inset showing connections on rear
of carrier
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