Mounting The 127A (Tn1654 Ds1 Converter) - Avaya MCC1 Installation And Upgrades

.
Y Cable Lengths
Length
14 in. (35.6 cm)
70 in. (178 cm)
14 in. (35.6 cm)
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Mounting the 127A (TN1654 DS1 Converter)

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NOTE:
In Norway, Sweden, Denmark, and Finland, the 127A can be used only with MCCs or
DC-powered SCCs.
1
Mount the 127A vertically near the main distribution frame (MDF). The 127A case has tabs for
screw-mounting and cutouts for snap-mounting the unit in a 89-type mounting bracket.
2
Attach a ground wire (required) between the 127A and the MDF ground terminal bar. The wire
must be green/yellow and no smaller than 0.75 mm
3
Strip both ends of an appropriate length of wire.
4
Insert one end of the wire into the MDF ground bar and secure.
5
Insert the other end into the screw-connection in the end of the 127A and secure. See
127A BALUN Coaxial Adapter,
6
Connect the H600-348 quad cable to the 4 DB-15 connectors provided on the 127A adapter.
7
Connect the transmit connectors to the connectors marked T and the receiver connectors to the
connectors marked R.
8
Connect the other end of the cables to whatever connects to the network.
SI Installation and Upgrades
June 2004
Description
TN1654 circuit pack to adjacent EI circuit pack or
TN573B SNI circuit pack in same carrier
TN1654 circuit pack to EI circuit pack or SNI circuit
pack in another carrier
TN1654 circuit pack to fiber optic transceiver (DC-
powered cabinets only). This cable is for intercabinet
cabling only.
on page 690.
Install and Administer Trunks
Add TN1654 DS1 Converter (r only)
2
(18 AWG).
Figure 282,
689