Kenwood TK-3101K Service Manual - Page 11

TK-3101 DESCRIPTION OF COMPONENTS Ref No. Semiconductor IC1 IC IC100 IC IC200 IC IC300 IC IC301 IC IC302 IC IC400 IC IC401 IC IC402 IC IC403 IC IC404 IC IC500 IC Q1 O2 Q3 O4 Q5 O6 O7 O8 Q100 Q101 Q102 Q103 O104 O105 Q106 Q107 O108 O109 Q200 O201 Q202 O203 O300 Q302 Q304 Q305 TRANSISTOR TRANSISTOR FET TRANSISTOR FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET TRANSISTOR FET FET FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR FET FET TRANSISTOR FET TRANSISTOR TRANSISTOR O306 O307 O400 O401 Q402 Q403 TRANSISTOR FET TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR O404 TRANSISTOR Q405 FET O406 TRANSISTOR Q407 TRANSISTOR O408 TRANSISTOR O501 TRANSISTOR O502 TRANSISTOR O503 TRANSISTOR O504 TRANSISTOR Description PHASE LOCKED LOOP SYSTEM AUTOMATIC POWERCONTROL IF SYSTEM AUDIO AMP ACTIVE FILTER ACTIVE FILTER AUDIO POWER AMP RESET SWITCH EEPROM VOLTAG DETECT MICRO PROCESSOR VOLTAGE REGURATER MIC AMP/LIMITER TRIFLER RF AMP VCO RX VCO TX DC SWITCH RF BUFFER AMP DC SWITCH RIPPLE FILTER RF AMP AMP TX PRE-DRIVE DC SWITCH DC SWITCH TX FINAL DC SWITCH TX DRIVE DC SWITCH DC SWITCH DC SWITCH IF AMP MIXER RF AMP ACTIVE FILTER AUDIO MUTE SWITCH DC SWITCH DC SWITCH DC SWITCH AUDIO MUTE SWITCH DC SWITCH DC SWITCH DC SWITCH BEAT SHIFT SWITCH DC SWITCH DC SWITCH DC SWITCH DC SWITCH DC SWITCH ACTIVE FILTER ACTIVE FILTER MIC MUTE/ AGC DC SWITCH Ref No. Semiconductor Description D1 VARIABLE CAPACITANCE DIODE FREQ. CONTROL D2 VARIABLE CAPACITANCE DIODE FREQ. CONTROL D3 VARIABLE CAPACITANCE DIODE FREQ. CONTROL D4 VARIABLE CAPACITANCE DIODE FREQ. CONTROL D5 VARIABLE CAPACITANCE DIODE TX MODULATION D6 D7 D100 D101 D102 D200 D300 D400 D401 D500 D501 D502 DIODE DIODE DIODE DIODE DIODE DIODE DIODE LED LED DIODE DIODE DIODE CUEERNT STEERNG UNLOCK DETECT RF SWITCH ANTENNA SWITCH ANTENNA SWITCH RF SWITCH LIMITTER TX BUSY AGC DETECT MIC MUTE/AGC SWITCH REVERSE PROTECTION 11