Apr-L Unit Switch Settings - NEC Univerge SV8100 System Hardware Manual

UNIVERGE SV8100
System Hardware Manual
When installing or removing the adapters, the telephone should be
unplugged from the system.
The APR-L UNIT supports reverse-polarity, message waiting lamping, or
Caller ID.
Note: if the APR-L unit is configured with the same extension extension number as the
.
DTL multiline terminal to which it is installed, timers relating to SLT inerfaces,
including Timed Break Recall, do not effect the APR-L Unit.
11.4.1

APR-L UNIT Switch Settings

Figure 6-29 APR-L UNIT
switches (DSW) allow a technician to configure the unit for specific
settings.
Due to location, set the switches prior to installation
of APR-L on DTL multiline terminal.
ANALOG PORT
Set the dip switches on the APR adapter to the required position.
1. Leave the SW1 switch at its factory setting of 1. This also
applies to the dip switch settings (1 and 5 = on; 2-4, 6-8 = off).
2. Use the SW3 switch to set the terminating impedance. Position
1 is for a pure resistance of 600 ohms; position 2 is for complex
If it is the intention to use the APR-L UNIT to
connect to a fax machine, it should be noted
that the APR-L UNIT provides 24v and some
fax machines require 48v to operate correctly.
shows the location of the switches. The dip
Figure 6-29 APR-L UNIT
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