
Pub. 42003-225A
M
ODEL 12118-011 CONNECTION MODULE KIT – AUDIO TERMINATION Page: 4 of 4
Designator Type Function
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
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