User Guide

PCB Installation
BIOU – Option Interface Units
6-10 Strata CTX I&M 06/04
Table 6-4 BIOU Controls, Indicators, and Connectors
Control/Indicator/
Connector
Type of Component Description
SW600 Page Output Switch SP0=600 ohms. SP1 = 3-watt amp.
J1, J2, J3
RCA jack for connecting
MOH/BGM source
Interface connector for MOH/BGM source 1, 2,
or 3.
MOH1, MOH2, MOH3
Screwdriver volume
control
Adjusts volume of respective MOH jacks 1, 2,
and 3.
SP
Screwdriver volume
control
Adjusts volume of SP1; 3-watt page amplifier.
B/M
Break/Make control relay
jumpers
Set in the Make (close) or Break (open)
position, depending upon which one should
occur when the application relay activates.
N.C/N.O Jumper plug Not used.
SW1 Mu/A Jumper plug Select Mu law for U.S. and Canada.