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Installation and Test
T
T
URN UP AND
1
Open all the Line Module doors and unplug each RJ-11 jack to ensure there are no wiring errors from the
subscriber lines (see
Line Module
2
Open the Telco Access door and, at the Tip and Ring posts, apply a short between the HDSL Tip and Ring
conductors there for at least 3 seconds. The following start-up sequence should occur after a 3-second delay:
EBS pairs are Tip and Ring sensitive. If these lines are switched, the unit will not operate correctly.
•
COLU responds with start-up voltage immediately
•
RT detects HDSL line voltage, then initiates the HDSL start-up sequence
•
Power LED Flashes green
Start-up is complete when the Power LED is On green and the Activity and Status LEDs are Off.
3
Reconnect the RJ-11 jacks and close all the Line Module doors and the Telco Access door.
4
Follow standard EBS procedures to check the overall performance of the EBS channel coming in and out,
including ringing, dialing, and transmission.
12
ESTING
Figure
10).
Figure 10. Unplugging the RJ-11 Jack
January 6, 2003
RJ-11 jack
SCP-PRL783-012-03H
PG-Plus PRL-783
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