Kenwood TM-V708A Service Manual page 7

TM-V708A
CIRCUIT DESCRIPTION
RAV and RAU is de-emphasized audio signal RDV and RDU is not de-emphasized.
RAV from IF
RDV from IF
RAU from IF
RDU from IF
IC702
BEEP sound from CPU
VS-3 vocal sound of option
DTMF/1750 signal from CPU
DTMF sound from MIC.
A1
To SP1/INT SP side AMP
A0
To SP2 side AMP
To DTMF decoder
To CPU for DCS/CT CSS decode
To PR9 (DATA terminal)
To PR1 (DATA terminal)
To modulation line to transmit DTMF/1750
Fig. 7 Cross point switch (Audio switching circuit)
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