Kenwood TK-7160 Manual Do Utilizador
TK-7160
18
Display Unit (X54-3510-10)
Ref. No.
Parts name
Description
IC1
IC
LCD controller
Q1
Transistor
Dimmer function switch
Q2
Transistor
LCD backlit switch
Q3
Transistor
KEY backlit switch
Q4
Transistor
DC switch
Q7,8
Transistor
DC switch
D1~6
Diode
Key backlit
D7~18
Diode
LCD backlit
D20
Diode
Surge absorption
D21
Diode
DC controller
D22
Diode
TX/RX LED
TX-RX Unit (X57-7080-10)
Ref. No.
Parts name
Description
IC41
IC
Voltage regulator / 8V
IC42,43
IC
Voltage regulator / 5V
IC44
IC
Voltage detector / Reset
IC45
IC
Voltage detector / Int
IC81
IC
EEPROM
IC101
IC
Microprocessor
IC201
IC
Digital potentiometer
IC211
IC
MIC AMP
IC213
IC
Quad analog switch
IC214,215
IC
Dual ground sense op-amplifier
IC241
IC
Audio processor
IC281
IC
Audio amplifier
IC321
IC
FM IF system
IC401
IC
PLL system
IC402
IC
VCO 1/2 divider
IC651
IC
Comparator (APC)
Q41
FET
DC switch (SB)
Q42
Transistor
DC switch (SB)
Q43,44
Transistor
DC switch (8R)
Q45,46
Transistor
DC switch (8T)
Q81
Transistor
Over voltage detection
Q82,83
Transistor
Beat shift
Q84
Transistor
Ignition
Q201
Transistor
TX AF (DETO)
Q211
Transistor
AGC/MIC mute
Q212
FET
Emergency MIC
Q213
FET
MIC mute
Q241
Transistor
W/N switch / TX
Ref. No.
Parts name
Description
Q242,243
Transistor
AQUA beat shift
Q281
Digital transistor
AF mute
Q282
Transistor
AF mute
Q301
Transistor
SQL amplifier
Q341
Transistor
Buffer amplifier
Q351
Transistor
IF amplifier
Q352
FET
Mixer
Q353
FET
RF amplifier
Q421,422
Transistor
Charge pump
Q431
Transistor
RF amplifier
Q441
FET
RX VCO
Q442
FET
T/R switch
Q443
Transistor
T/R switch
Q444
FET
TX VCO
Q445
Transistor
Lipple filter
Q446
Transistor
Buffer amplifier
Q447
Transistor
RF amplifier
Q501
Transistor
RF amplifier
Q502
FET
Pre drive amplifier
Q503
FET
Drive amplifier
Q504
FET
Final amplifier
D1~11
Diode
Surge absorption
D41
Diode
Reverse connection protection
D42
Poly SW
Current protection
D81,82
Diode
Over voltage detection
D211
Diode
AGC
D212
Diode
OR gate
D301
Diode
Rectification
D331,332
Diode
IF switch (Wide/Narrow)
D351~354
Varicap
RF BPF tuning
D401
Diode
Lipple 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)
D501
Diode
Temperature compensation
D503
Diode
Voltage protection
D602,603
Diode
ANT switch
D605
Diode
ANT switch
D606~608
Diode
APC voltage detect
D651
Diode
Temperature compensation
COMPONENTS DESCRIPTION