Meridian America 61 Benutzerhandbuch

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PRACTICE 553-2201-184
1. GENERAL
1.01 
This practice outlines the functions, interconnections, characteristics
and operation of the SL-1 Business Communications System, SL-1 Line
and Console Line circuit packs. The information is intended to be used
as a guide when designing or engineering the connection of apparatus to
the line circuit.
1.02 The information in this practice applies to the following packs:
QPC451 SL-1 Line 
QPC520 SL-1 Line (A-Law)
QPC518 Console Line 
 
 by the 
QPC519 Console Line (A-Law).
1.03 The four packs 
 identical circuit boards but are configured for
their respective operation. The SL-1 line packs can each interface to up
to eight SL-1 sets. The console line packs can interface to two attendant
consoles. The QPC451 SL-1 line pack can be used for four attendant-
consoles without console power or two attendant consoles with console
power.
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