Components Description - Kenwood TK-2180 Service Manual

Ref. No. Part name
Q12 FET
Q13 Transistor
Q14 Transistor
Q101 FET
Q102 FET
Q104 Transistor
Q105 FET
Q106 Transistor
Q107,108 FET
Q200 FET
Q201 Transistor
Q202 FET
Q203 FET
Q204 Transistor
Q205 Transistor
Q206 FET
Q207 FET
Q400 Transistor
Q401 FET
Q402 FET
Q403 Transistor
Q404 Transistor
Q405 FET
Q406 Transistor
Q407 FET
Q408 Transistor
Q409 FET
Q502 FET
Q602 Transistor
Q605 Transistor
Q606,607 Transistor
Q608 FET
Q609 FET
Q610 FET
Q611 FET
Q612,613 Transistor
Q614 FET
Q615 Transistor
Q616,617 FET
Q618 FET
Q619 FET
Q620 Transistor
Q621 Transistor
Q622 Transistor
Q623,624 FET

COMPONENTS DESCRIPTION

Description
DC switch / RX VCO
RF AMP
Fin filter shift switch
Pre-drive AMP
TX drive AMP
APC switch
TX final AMP
APC switch
APC switch
W/N filter shift switch
SQL noise AMP
W/N noise switch
AF mute
W/N switch / RX
IF AMP
Mixer
RF AMP
LED switch / Green or Red
Power switch
SBC switch
SB2 switch
5R switch
5R switch
5T switch
5M switch
5M switch
SAVE switch
INT switch
LIMIT switch
AF switch
MIC AGC
AF switch
OP switch
MMUTE switch
OP switch
SP control
MIC shift switch
SP control
AF mute
SP control
Side tone switch
Side tone switch
Beat shift switch (CPU)
5UC switch
5UC switch
Ref. No. Part name
Q625,626 Transistor Beat shift switch (AQUA-L)
D1~4 Diode T / R switch
D5,7 Variable Frequency control / TX VCO
D10,11 capacitance diode
D9,13 Variable Frequency control / RX VCO
capacitance diode
D17 Variable Modulator
capacitance diode
D18 Diode
D100 Diode TX/RX RF switch
D103 Zener diode APC protect
D106,107 Diode ANT switch
D108 Zener diode
D200 Diode SQL control
D201 Diode Filter switch
D202 Diode SQL rectifier
D203 Diode Filter switch
D204 Diode DMUTE control
D205 Diode TX/RX RF switch
D207~210 Variable
D212 capacitance diode
D211,213 Diode ANT switch
D314 Diode 5R protector
D400 LED
D402 Diode Reverse protection
D403 Diode Power switch control
D404 Diode Batt level control
D405 Diode 5M protector
D406 Diode 5M control
D408 Diode 5T control
D500~502 Diode RTC BATT control
D600 Diode AF BUFFER control
D601~603 Diode Detector
D604 Zener diode MIC shift control
D605 Diode SP control
D606 Zener diode MIC shift control
D607 Zener diode SP control
D608 Zener diode MIC shift control
D609 Diode RXD control
D610 Diode TXD control
D611 Zener diode PTT PF TXD RXD control
D612 Zener diode OPT control
D613 Diode SSW control
D614 Diode SP control
TK-2180
Description
Current steering
APC switch
RF BPF tuning
LED Red & Green
15