TP9100 Service Manual Circuit Descriptions 49
© Tait Electronics Limited May 2005
3 Circuit Descriptions
Introduction This section describes and illustrates the circuitry of the main board and the
front-panel interface board.
The main board is divided into the following circuitry modules:
■ transmitter
■ receiver
■ frequency synthesizer (including FCL)
■ CODEC and audio
■ power supply
■ interfaces
■ digital
■ front panel interface
Figure 3.1 gives an overview of the of the circuitry modules of the main
board and the front-panel interface board, and shows how they are
interconnected.
For up-to-date schematics refer to the relevant PCB information.
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