(No.RA020<Rev.002>)1-25
2.5.2 Module (BT/GPS) unit (XC2-0031-80, XC2-0040-10)
2.5.3 SUB (Display) unit (XC3-0020-20, XC3-0070-20) (Only
NX-5700)
Q601
Transistor
DC SW
Q602
Transistor
Ripple filter
Q603
Transistor
IF AMP
Q604
FET
IF AMP
Q700
Transistor
TCXO buffer
Q701
FET
DC SW
Q703, 704 FET
DC SW
Q705
Transistor
DC SW
Q706
Transistor
50A SW
Q900, 901 FET
Audio mute
Q902
Transistor
DC SW
Q905, 906 FET
Audio mute
Q907, 908 FET
DC SW
D1
Zener diode
Overvoltage protection
D2
Diode
Reverse current prevention
D3
Zener diode
Overvoltage protection
D4
Diode
Reverse current prevention
D5
Surge absorber
Surge protection
D6
Diode
Backup battery charge
D7~10
Diode
Reverse current prevention
D11
Zener diode
Voltage regulator (50BU)
D12, 13
Diode
Reverse current prevention
D14
Diode
DC/DC converter (54M)
D15
Diode
DC/DC converter (200C)
D16, 17
Diode
Reverse current prevention
D100
Zener diode
Overvoltage protection
D101, 102 Diode
T/R SW (fin filter)
D103, 104 Variable
capacitance diode
VCO frequency control
D106~111 Variable
capacitance diode
VCO assist tune
D113
Diode
Speed up
D114, 115 Diode
T/R SW (fin filter)
D117
Variable
capacitance diode
TX modulation
D300
Diode
T/R SW
D301
Diode
Reverse current prevention
D302
Zener diode
Overvoltage protection
D307
Zener diode
Overvoltage protection
D309
Diode
TX Reverse power detection
D310~315 Diode
Antenna SW
D500
Diode
T/R SW
D501~507 Variable
capacitance diode
RX band-pass filter tune
D508, 509 Diode
Overvoltage protection
D510
Variable
capacitance diode
RX band-pass filter tune
Ref.No
Part Name
Description
D600, 601 Variable
capacitance diode
VCO frequency control
D602
Diode array
Overvoltage protection
D700, 701 Diode
Reverse current prevention
D702~706 Varistor
Line protection
D708
Zener diode
Overvoltage protection
D710, 711 Diode
Reverse current prevention
D801
Diode
Reverse current prevention
D900
Diode array
External speaker detection
D903
Zener diode
Overvoltage protection
D904
Diode array
Line protection
D905
Diode
Line protection
D906
Zener diode
Overvoltage protection
D907
Diode
Reverse current prevention
D908
Diode array
Line protection
D909
Diode array
External speaker detection
D910~915 Diode array
Line protection
D916
Diode
Reverse current prevention
D917
Zener diode
Overvoltage protection
D918~920 Diode array
Line protection
D921
Diode
Reverse current prevention
D922
Zener diode
Overvoltage protection
D923
Diode array
Line protection
D924
Diode
Reverse current prevention
Ref.No Part Name
Description
IC1
IC
Level converter
IC2
IC
Voltage regulator (18BT)
IC3
IC
Voltage regulator (33BT)
IC4
IC
Voltage regulator (33GPS)
IC5
IC
GPS/Bluetooth
IC6, 7
IC
Level converter
Q1
FET
DC SW
Ref.No
Part Name
Description
IC1
IC
Voltage regulator (50M)
IC2
IC
Voltage regulator (30LCD)
IC3
IC
Logic control
IC4
IC
Analog SW
IC6
IC
Illuminance sensor
IC8
IC
LED driver
IC9
IC
Logic control
IC10
IC
I/O expander
IC12
IC
Logic control
Ref.No
Part Name
Description
Содержание NX-5700
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