Kenwood TK-3130 Service Manual

Also see for TK-3130 - ProTalk XLS UHF: Instruction manual Brochure Instruction manual Instruction manual

Contents

9TK-3130/3131TX-RX UNIT (X57-6460-XX)Ref. No. Part Name DescriptionIC1 IC Phase locked loop systemIC2 IC IF systemIC200 IC Voltage detectIC201 IC Reset switchIC203 IC EEPROMIC204 IC CPUIC205 IC Base bandIC206 IC Active filterIC207 IC MIC amplifier / LimiterIC208 IC Audio power amplifierIC209 IC Voltage regulator (3V)IC213 IC Voltage regulator (3V)IC214 IC DividerQ1 Transistor RF amplifierQ2 Transistor DC switch (T/R)Q3 Transistor Ripple filterQ4 Transistor VCOQ5 Transistor RF buffer amplifierQ6,7 Transistor RF amplifierQ8 Transistor TX pre-driveQ9 FET TX driveQ10 FET TX finalQ11 Transistor Temperature protection switchQ13 FET DC switchQ14 Transistor DC switch (HI/LO)Q18 FET RF amplifierQ19 FET MixerQ20 Transistor IF amplifierQ21 Transistor Noise amplifierQ22 Transistor TriplerQ200 Transistor DC switch (Backlight)DESCRIPTION OF COMPONENTSRef. No. Part Name DescriptionQ201 Transistor DC switch (Busy)Q202 Transistor DC switch (TX)Q210 Transistor MIC mute / AGCQ212 Transistor DC switchQ213 FET Audio mute switchQ214 Transistor AF amplifier power supplyQ216 FET Vibration switchQ217 FET VOX switchQ218 Transistor DC switch (3C)Q219 Transistor DC switch (3T)Q220 Transistor DC switch (3R)Q221 Transistor Beat shift switchD1 Diode Unlock detectD3 Diode Current steeringD4 Variable Frequency controlcapacitance diodeD8 Variable TX modulationcapacitance diodeD9,10 Diode RF switchD12,13 Diode Antenna switchD16 Diode Noise detectD17 Diode Current steeringD200 LED LCD backlightD201 LED TX / BUSYD202 Diode AF detectD204 Diode MIC mute / AGC switchD205 Diode AGC detectD208 Diode Surge absorptionD209 Diode Reverse protectionD210 Zener Diode Voltage protection