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Table of Contents
Description ................................................................................ 4
Features ..................................................................................... 4
Installation ................................................................................. 5
Unpacking ..................................................................................................................................... 5
Configuration Pre-check .......................................................... 6
Balanced/Unbalanced Switch ......................................................................................................6
Direct Program Listen Enable/Disable Jumpers ....................................................................... 6
Sidetone Trimmers ........................................................................................................................ 6
Mounting Configurations ............................................................................................................ 8
Connection Notes .......................................................................................................................... 8
Cables............................................................................................................................................. 8
Power-Up ....................................................................................................................................... 9
Sidetone Adjustments ................................................................................................................... 9
Operation ................................................................................. 10
Specifications ........................................................................... 10
General ........................................................................................................................................ 10
Program Input Connectors ........................................................................................................10
Intercom Channels, Balanced Mode (BAL/UNBAL switch set to BAL) ............................... 10
Intercom Channel, Unbalanced Mode (BAL/UNBAL switch set to UNBAL) ...................... 11
Expansion Input/Output ............................................................................................................ 11