Description Of Components - Kenwood TK-3130 Service Manual

TK-3130/3131
TX-RX UNIT (X57-6460-XX)
Ref. No. Part Name
IC1 IC
IC2 IC
IC200 IC
IC201 IC
IC203 IC
IC204 IC
IC205 IC
IC206 IC
IC207 IC
IC208 IC
IC209 IC
IC213 IC
IC214 IC
Q1 Transistor
Q2 Transistor
Q3 Transistor
Q4 Transistor
Q5 Transistor
Q6,7 Transistor
Q8 Transistor
Q9 FET
Q10 FET
Q11 Transistor
Q13 FET
Q14 Transistor
Q18 FET
Q19 FET
Q20 Transistor
Q21 Transistor
Q22 Transistor
Q200 Transistor
9

DESCRIPTION OF COMPONENTS

Description
Phase locked loop system
IF system
Voltage detect
Reset switch
EEPROM
CPU
Base band
Active filter
MIC amplifier / Limiter
Audio power amplifier
Voltage regulator (3V)
Voltage regulator (3V)
Divider
RF amplifier
DC switch (T/R)
Ripple filter
VCO
RF buffer amplifier
RF amplifier
TX pre-drive
TX drive
TX final
Temperature protection switch
DC switch
DC switch (HI/LO)
RF amplifier
Mixer
IF amplifier
Noise amplifier
Tripler
DC switch (Backlight)
Ref. No. Part Name
Q201 Transistor
Q202 Transistor
Q210 Transistor
Q212 Transistor
Q213 FET
Q214 Transistor
Q216 FET
Q217 FET
Q218 Transistor
Q219 Transistor
Q220 Transistor
Q221 Transistor
D1 Diode
D3 Diode
D4 Variable
capacitance diode
D8 Variable
capacitance diode
D9,10 Diode
D12,13 Diode
D16 Diode
D17 Diode
D200 LED
D201 LED
D202 Diode
D204 Diode
D205 Diode
D208 Diode
D209 Diode
D210 Zener Diode
Description
DC switch (Busy)
DC switch (TX)
MIC mute / AGC
DC switch
Audio mute switch
AF amplifier power supply
Vibration switch
VOX switch
DC switch (3C)
DC switch (3T)
DC switch (3R)
Beat shift switch
Unlock detect
Current steering
Frequency control
TX modulation
RF switch
Antenna switch
Noise detect
Current steering
LCD backlight
TX / BUSY
AF detect
MIC mute / AGC switch
AGC detect
Surge absorption
Reverse protection
Voltage protection