TK-8100
33
Display Unit (X54-3430-20)
Ref. No.
Parts name
Description
IC2
IC
LCD controller
Q6
Transistor
DC switch
Q9
Transistor
LCD backlit switch
Q10
Transistor
Key backlit switch
Q11
Transistor
Dimmer function switch
D2~5
LED
Key & LCD backlit
D17
Diode
DC switch
D18
Diode
DC controller
D19~26
LED
Key & LCD backlit
D27
Diode
Surge absorption
D28~31
LED
Key & LCD backlit
TX-RX Unit (X57-6923-03)
Ref. No.
Parts name
Description
IC31
IC
Voltage regulator (8C)
IC32
IC
Voltage regulator (5C)
IC33
IC
Voltage regulator (5M)
IC34
IC
Voltage detector reset
IC35
IC
Voltage detector int
IC66
IC
EEPROM
IC101
IC
CPU
IC161
IC
Digital potentiometer
IC201
IC
MIC amplifier / IDC
IC202
IC
MIC amplifier / Splatter filter
IC203
IC
Buffer amplifier / SUM amplifier /
DC amplifier / 1/2 Vcc
IC251
IC
Audio filter
IC252
IC
Audio amplifier
IC301
IC
FM demodulation
IC401
IC
PLL synthesizer
IC501
IC
APC controller
IC502
IC
Power module
Q1
Transistor
TX AF
Q31
Transistor
DC switch (SB) / Active when power is on
Q32
FET
DC switch (SB) / Active when power is on
Q33,34
Transistor
DC switch (8R) / Active while RX
Q35,36
Transistor
DC switch (8T) / Active while TX
Q61
Transistor
Over voltage detection / Active when
PS voltage is more than18V
Q71
Transistor
Ignition / Ignition sense
Q86,87
Transistor
Beat shift / Active while beat shift is on
Q201
Transistor
AF amplifier / MIC mute / Emergency MIC mute
Q202
FET
Emergency MIC mute / Active when
MICEM is H
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