Circuit Operation (Base Unit) - Panasonic KX-TCD725RUM Service Manual

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6 CIRCUIT OPERATION (BASE UNIT)

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BLOCK DIAGRAM BASEBAND SECTION AND LINE INTERFACE (BASE UNIT)
6.1 THE BASE-BAND SECTION
6.1.1 INTRODUCTION (SEE Fig. 17)
6.1.2 THE BASE-BAND INTEGRATED CIRCUIT (BBIC)
6.1.3 FLASH PROM (SEE Fig. 18)
6.1.4 EEPROM (SEE Fig. 18)
6.1.5 SERIAL FLASH ROM
6.1.6 CLOCK GENERATION (SEE Fig. 18)
6.1.7 LOCATOR KEY (SEE Fig. 18)
6.1.8 FACTORY SERIAL PORT (SEE Fig. 18)
6.1.9 BUZZER CIRCUIT (SEE Fig. 18)
6.1.10 AUDIO PATH-RX AUDIO-LINE INPUT (SEE Fig. 18)
6.1.11 AUDIO PATH - TX AUDIO - LINE OUTPUT (SEE Fig. 18)
6.2 THE LINE INTERFACE SECTION (SEE BLOCK DIAGRAM Fig. 17)
6.2.1 INTRODUCTION
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