Nortel CS 1000 Series Installation And Commissioning Manual page 62

62 Configuring ISDN BRI hardware
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Copyright © 2003-2009 Nortel Networks
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Figure 17
Jumper plug settings for normal power on the TX and RX leads
•
Reverse power on the TX and RX leads. This option is
used only in Japan and provides power (-48V or -40V) on the
RX lead and battery return (BRTN) on the TX lead to power
the terminal. To implement it, install one jumper plug across
the RX and PWR pins, and one across the BRTN and TX
pins as shown in
power on the TX and RX leads" (page
Figure 18
Jumper plug settings for reverse power on the TX and RX
leads
•
No power on the TX and RX leads. This option applies
when the terminal is powered locally with an adapter provided
with the terminal. It also applies when a SILC DSL is used for
trunking. Remove the jumper plugs and store them on J1 to
implement this option.
Insert the SILC or UILC into the selected card slot and lock it in
place.
Observe the behaviors of the LED on the faceplate of the MISP
to determine its status:
Nortel Communication Server 1000
ISDN Basic Rate Interface Installation and Commissioning
NN43001-318 03.01
11 May 2009
Figure 18 "Jumper plug settings for reverse
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