Telex 1505 service manual

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Contents Audio Line Driver Inspection Table of ContentsOptional Features include Mounting Access for Installation/ServicingPower Jumper Options Signal Connections and Card Edge Con- nector Pin AssignmentFunction Jumper Status Out Parallel Transmit Line Impedance Matching Switch SettingsMicrophone Jumpers Receive Line Input ImpedanceOperation Description Interface connector NumberingControls and Indicators Securing the ConnectionsComponent Side Card Edge Connector Pin Assignments Solder SideTransmit Line Amplifier Theory of Operation GeneralReceive Amplifier Compression Limiter CircuitPage Page Page Microphone Input IndicatorsPower Supply Warranty LimitedSpecifications Parts List Part No. Description Ckt Sym Conn Jumper Plug JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP9 East Cornhusker Highway, Lincoln, Nebraska