Avaya MCC1 Installation And Upgrades page 541

Figure 211: Connections for Telephone Used for Emergency Transfer and as Normal
Extension
2820
Figure notes
1 To Network Interface Facility
2 To Blue or White Station Distribution
Field
3 To TN2183 or Equivalent Analog Line
Circuit Pack
Return to Task List
Install Telephones Used Only for
Emergency Transfer (Trunk/Auxiliary Field)
Return to Task List
1
Connect a pair of wires between the -48V and GRD terminals on the yellow emergency transfer
row/connecting block and the EM TRANS RELAY PWR terminal. See
for Telephone Used for Emergency Transfer,
2
Connect Central Office (CO) trunk leads from the purple field to TC terminals on the yellow
emergency transfer row/connecting block for each trunk.
3
Connect CO trunk leads from the green field to TK terminals on the yellow emergency transfer
row/connecting block for each trunk.
4
Connect ST leads on the yellow emergency transfer row/connecting block for each emergency
transfer telephone to the assigned terminal in the blue or white station distribution field. The ST
terminal leads should be terminated on the following pairs: 1, 4, 7, 10, 13, 16, 19, or 22 (the first
pair of any 3-pair group).
SI Installation and Upgrades
June 2004
Task List: Typical Emergency Transfer Panel and Telephone Installation
10
35
3 4 5
TC TK LC ST TC TK LC ST TC TK
1M 1m 2M 2m 3M 3m 3w
ALARM MONITORS
ST
ST
EMXR
7
6 7 8
LC ST TC TK LC ST TC TK LC ST
EM TRANS RELAY PWR ACC PWR
4 To TN747B (or Equivalent) Central
Office Trunk Circuit Pack
5 To Power Transfer Unit
6 To Control Carrier AUX Connector
on page 542.
Install and Wire Telephones
C C C
N N N N N G
O O O
-48
O C C O C R
M M M
1 2 1 2 3 D
V
1 2 3
r758582b MMR 042996
Figure 212, Connections
541