Components Description - Kenwood TK-8162 Service Manual

Display Unit (X54-3510-10) : TK-8160
Display Unit (X54-3522-70) : TK-8162
Ref. No. Parts name
IC1 IC
Q1 Transistor
Q2 Transistor
Q3 Transistor
Q4 Transistor
Q7,8 Transistor
D1~6 Diode
D7~18 Diode
D20 Diode
D21 Diode
D22 Diode
TX-RX Unit (X57-711X-XX)
Ref. No. Parts name
IC41 IC
IC42,43 IC
IC44 IC
IC45 IC
IC81 IC
IC101 IC
IC201 IC
IC211 IC
IC213 IC
IC214,215 IC
IC241 IC
IC281 IC
IC321 IC
IC401 IC
IC502 IC
IC651 IC
Q31 FET
Q42 Transistor
Q43,44 Transistor
Q45,46 Transistor
Q81 Transistor
Q82,83 Transistor
Q84 Transistor
Q201 Transistor
Q211 Transistor

COMPONENTS DESCRIPTION

Description
LCD controller
Dimmer function switch
(TK-8160 only)
LCD backlit switch
KEY backlit switch
DC switch
DC switch
Key backlit
LCD backlit
(D13~18 : TK-8160 only)
Surge absorption
DC controller
TX/RX LED
Description
Voltage Regulator / 8V
Voltage Regulator / 5V
Voltage detector / Reset
Voltage detector / Int
EEPROM
Microprocessor
Digital potentiometer
MIC amplifier
Quad analog switch
Dual ground sense op-amplifier
Audio processor
Audio amplifier
FM IF system
PLL system
RF power module
Comparator (APC)
DC switch (SB)
DC switch (SB)
DC switch (8R)
DC switch (8T)
Over voltage detection
Beat shift
Ignition
TX AF (DETO)
AGC/MIC mute
TK-8160/8162
Ref. No. Parts name
Q212 FET Emergency MIC
Q213 FET MIC mute
Q241 Transistor W/N switch / TX
Q281 Digital transistor AF mute
Q282 Transistor AF mute
Q301 Transistor
Q341 Transistor
Q351 Transistor
Q352 FET Mixer
Q353 FET RF amplifier
Q406 FET TX VCO
Q421,422 Transistor Charge pump
Q431 Transistor RF amplifier
Q441 FET RX VCO
Q442 FET T/R switch
Q443 Transistor
Q445 Transistor
Q446 Transistor
Q447 Transistor RF amplifier
Q500,501 Transistor RF amplifier
Q502 FET Pre drive amplifier
D1~11 Diode Surge absorption
D41 Diode Reverse connection protection
D42 Poly SW
D81,82 Diode Over voltage detection
D211 Diode AGC
D212 Diode
D301 Diode Rectification
D331,332 Diode IF switch (Wide/Narrow)
D351~355 Varicap
D401 Diode Ripple filter
D421 Diode Voltage dropped
D441,442 Varicap RX VCO
D443,444 Varicap TX VCO
D445 Diode Modulation
D446 Diode Ripple filter
D447,448 Diode RF switch (TX/RX)
D502 Diode
D503 Diode Voltage protection
D602 Diode
D604,605 Diode ANT switch
D606~608 Diode APC voltage detect
D609,910 Diode Temperature compensation
Description
SQL amplifier
Buffer amplifier
IF amplifier
T/R switch
Ripple filter
Buffer amplifier
Current protection
OR gate
RF BPF tuning
Temperature compensation
ANT switch
17