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Connecting Telephones and Adjunct Systems
Installation and Wiring Telephones and Power Supplies
Installation and Upgrades for G700 and S8300 329
December 2003
The transfer panel provides emergency trunk bypass or power-fail transfer for up to 5 incoming CO trunk
loops to 5 selected station sets. The 808A equipment’s Ringer Equivalency Number (REN) is 1.0A.
For information on installing the 808A Emergency Transfer Panel, see 808A Emergency Transfer Panel
Installation Instructions, which ships with the Emergency Transfer Panel.
Figure 22: 808A Emergency Transfer Panel
Connect an Analog Station or 2-Wire Digital
Station
This example is typical of the 2-wire digital stations (2420, 64xx, 302D), 2-wire analog stations (2500),
analog Central Office (CO) trunks, Direct Inward Dial (DID) trunks, and external alarms.
1 Choose a peripheral to connect (such as a 2-wire digital station).
2 Choose the Media Module to use and its Media Gateway and slot number; for example, MM711
Analog Media Module, Media Gateway 002, Slot V2.
3 Choose a port circuit on the MM711 Media Module; for example, port 03.
Figure notes
1 808A emergency transfer panel
2 Circuit start selection switches
3 Trunk identification label
4 25-pair male connector
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
12
EMERGENCY
TRANSFER
PANEL
CIRCUIT
1
2
POWER
TRUNK/TEST SWITCHES
TRUNK OPTION
LOOP
START
GROUND
START
BOTH SWITCHES MUST BE
THROWN TO ACTIVATE
TRUNK OPTION
TRANSFER TEST SWITCH
ACTIVATED
NORMAL
OPERATION
TRUNK IDENTIFICATION
TRUNK
LINE
EXT
LOC
808A
led808a LJK 040896