GAI-Tronics LE300-IP Page/Party Line Extender - Manual (Page 51)

Pub. 42004-488C
M ODEL LE300-IP P AGE /P ARTY
®
L INE E XTENDER P AGE 48 of 68
e:\standard ioms - current release\42004 instr. manuals\42004-488c.doc
09/14
Summary of PC Board Connections and Settings
Table 31. Audio Line Termination Connection Module
Designator Type Function
J1 DB-25 connector Connect to J4 on Main PCBA via ribbon cable.
P1 Jumper clip Party line #3 line balance resistor (enabled/disabled)
P2 Jumper clip Party line #2 line balance resistor (enabled/disabled)
P3 Jumper clip Party line #4 line balance resistor (enabled/disabled)
P4 Jumper clip Party line #1 line balance resistor (enabled/disabled)
P6 Jumper clip Party line #5 line balance resistor (enabled/disabled
P7 Jumper clip Page line balance resistor (enabled/disabled)
P5 & P8 Terminal block Page Line - Terminals 1 and 2
Party Line 1 - Terminals 3 and 4
Party Line 2 - Terminals 5 and 6
Party Line 3 - Terminals 7 and 8
Party Line 4 - Terminals 9 and 10
Party Line 5 - Terminals 11 and 12
R3 Potentiometer Party line #3 line balance resistance
R4 Potentiometer Party line #2 line balance resistance
R19 Potentiometer Party line #4 line balance resistance
R20 Potentiometer Party line #1 line balance resistance
R23 Potentiometer Party line #5 line balance resistance
R24 Potentiometer Page line, line balance resistance
TB1 Terminal block Chassis ground - Terminals 1 and 2
TB2 Terminal block Chassis ground - Terminals 1 and 2