Kenwood TK-7102 User Manual download pdf (Page 17)

TK-7102

DESCRIPTION OF COMPONENTS

Ref. No. Use/Function Operation/Condition

Q34 TRANSISTOR DC SWITCH(SB)

/Active when power on

Q35 TRANSISTOR AF MUTE

/Active while Mute3 is H

Q37 TRANSISTOR BEAT SHIFT

/Active while Beat shift is on

Q38 TRANSISTOR OVER VOLTAGE DETECTION

/Active while PS voltage is more than 18V

Q41 TRANSISTOR MIC MUTE

/Emergency Mic mute

Q42 TRANSISTOR DC SWITCH(SB)

/Active when power on

Q43 FET AF MUTE

Active while Mute1 is H

Q101 TRANSISTOR APC Control

IC1 IC PLL SYNTHESIZER

IC3 IC DIGITAL POTENTIOMETER

IC4 IC BUFFER AMP

IC5 IC FM DEMODULATION

IC6 IC CPU

IC7 IC EEPROM

IC9 IC DTMF DECODE

C10 IC Audio Filter

IC11 IC Active Filter (QT/DQT)

IC12 IC DC AMP

IC14 IC Voltage regulator (5C)

IC15 IC Votage detector Reset

IC16 IC AF AMP

IC17 IC Voltage regulator (5M)

IC18 IC Votage detector Int

IC19 IC DIVIDER (7.159MHz)

IC20 IC Voltage regulator (8C)

IC21 IC MIC AMP

IC22 IC MIC AMP

IC23 IC DIVIDER (Hetero)

IC101 IC Power Module

IC102 IC AUDIO POWER AMP

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Kenwood TK-7102 User Manual Page 17