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Contents
SYSTEM DESCRIPTIONS ..................................................................................................4
Series 115B ..........................................................................................................................................4
Series 2223R & 2233R........................................................................................................................4
OPTIONS ............................................................................................................................5
LPC4 Loop Priority Control Option..............................................................................................5
MCP-EXP Input Expander Option ..................................................................................................5
ASF4 Alarm-Signaling Option ..........................................................................................................6
PBA3 Push-Button Alarm Panel Option ........................................................................................6
CPP Handset Communication Option ..........................................................................................6
Connections................................................................................................................................6
Operation ....................................................................................................................................6
Receiving a Call From a Staff Station ..........................................................................6
Calling a Staff Location ..................................................................................................7
Calls Between Staff Stations..........................................................................................7
SCT Six-Circuit Time Signaling Option..........................................................................................8
TWK351/4 Two-Wire Call-in Options ........................................................................................9
MCPB PROGRAM CONTROL PANEL ............................................................................9
INSTALLATION................................................................................................................10
Accessory Connector......................................................................................................................10
Interconnections................................................................................................................................10
Phantom Power ................................................................................................................................11
MIC1 Monitor Mute ........................................................................................................................11
TECHNICAL SPECIFICATIONS ....................................................................................11
LIMITED WARRANTY ....................................................................................Back Cover