Alinco DJ-G7E, DJ-G7T, DJ-G7 Service Manual

DJ-G 7/T/E

Service Manual

CONTENTS

SPECIFICATIONS

General...................................................................2

Transmitter

Receiver.................................................................3

CIRCUIT DESCRIPTION

1) Reception.......................................................4-7

2) Transmission

3) CPU Peripheral.................................................7

4) CPU

SEMIC ONDUCTOR DATA

1) BU2152FS (XA0210)

2) NJM2070M (XA1352).....................................13

3) TA31136FN (XA0404)....................................13

4) TK10931V (XA0666)......................................13

5) M62364FP (XA1293).....................................14

6) TC3W53FU (XA0341)....................................14

7) MB15F07SL (XA1033)...................................15

8) UPC2771TB (XA0953)...................................15

9) UPC2757TB (XA0976)...................................15

10) AT24C1024B (XA1351)...............................15

11) BU4830FVE (XA1009).................................16

12) S-812C32AMC (XA1353).............................16

13) LM2681 (XA1354)

14) NJM2125F (XA0622)

15) TC75S51FU (XA1014)

16) LM12904PWR (XA1155)

17) NJM2746RB1 (XA1356)...............................17

18) BA2902FV (XA1371)....................................

19) MM1332EF (XA1139)

20) Transistor, Diode and LED Outline Drawings

21) LCD Connection (EL0063)...........................20

............................................................2

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.....................................12

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...................................

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..............................17

.................................

8-11

....

16 17 17

18 18 19

EXPLODED VIEW

1) Front View

2) Rear View

3) Bottom View

PARTS LIST

CPU Unit

MAIN Unit VCO Unit Mechanical Parts

LED Unit

JACK Unit

RE1 Unit RE2 Unit

ADJUSTMENT Adjustment Mode

PC BOARD VIEW CPU Unit Side A CPU Unit Side B MAIN Unit Side A MAIN Unit SideB VCO Unit

JACK Unit............................

LED Unit..............................

RE Unit................................

SCHEMATIC DIAGRAM

BLOCK DIAGRAM.

.......................

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ALINCO Inc

ALINCO, INC

SPECIFICATIONS

General

Type

Frequency Range

RX Frequency Range

Modulation type Antenna impedance

Operating Temperature -10°C~60°C (+14°F~+140°F) Operating battery voltage Current

(DC13.8V)

Frequency Stability Dimensions (Projection excusive) Weight

Main Band 144MHz Band 144.000-145.995MHz

430MHz Band

1200MHz Band

Main Band

Sub Band AM Radio

Transmit

Receive Dual Band 200mA Approx

144MHz Band

430MHz Band

1200MHz Band

FM Radio

144MHz Band 144.000-145.995MHz

430MHz Band

1200MHz Band

External terminal

144MHz Band 1.7A Approx

430MHz Band 2.0A Approx

1200MHz Band 0.8A Approx

Mono Band

430.000-439.995MHz 430.000-449.995M Hz

1240.000-1299.995MHz 1240.000-1299.995MHz

144.000-145.995MHz

430.000-439.995MHZ

1240.000-1299.995MHz 1240.000-1299.995MHz

0.522-1.620MHz

87.6-107.9MHz

53.75-67.75MHZ

180.75-229.75MHZ

476.75~860.75MHz

430.000-439.995MHz

1240.000-1299.995MHz

DJ-G7E DJ-G7T

144.000-147.995M Hz ,

144.000-147.995MHZ

430.000-449.995M Hz

0.530-1.710MHz

1.715-823.9875MHZ

850.000-868.990MHZ

895.000-1299.995MHz

F1D, F2D, F3E

500 unbalanced SMA port

DC4.5~16V

150mA Approx

±2.5ppm

61 (W)x106(H)x38(D)

Approx 296g(EBP-73 and EA163 inclusive)

Transmitter

Power Output (DC13.8V)

Modulation Maximum Deviation Spurious emission Microphone Impedance

Type

DJ-G7E DJ-G7T

144MHz Band 5/2/1/0.3W Approx

430MHz Band

1200MHz Band

5/2/1/0.3W Approx

1/0.3W Approx

Variable Reactance

+/-5kHz

-60dB or less Approx 2ohm

Receiver

Type

System

Intermediate Frequency

Sensitivity

Selectivity AM/FM

Audio Output Power Spurious Response 60dB or over

Main Band 1st IF 51.65MHz

2nd IF 450kHz

Sub Band 1st IF 50,75MHz (FM/AM)

2nd

Main Band (12dB SINAD)

Sub Band AM (10dB S/N)

FM (12dB SINAD)

! NOTE: All specifications are subjec

144—146MHz(FM)

430~440MHz(FM)

1240~1300MHz(FM) Lower than 50MHz

(AM) 50MHz and above (AM) 30~470MHz (FM) 470MHz and above (FM) . 76^470MHz 470MHz and above -3dBu or less

WFM

to change without notice or obligation.

DJ-G7E DJ-G7T

Double-conversion super heterodyne (NFM, AM)

Sinqle-conversion super heterodyne (WFM)

IF 10.7MHz (WFM) IF 450kHZ (FM/AM)

-15dBu or less

-13dBu or less

-1dBu or less

-6dbu or less

-15dBu or less

-3dBu or less

-6dBu or less

-6dB 12kHz or more / -60dB 35kHz or less

-6dB 130kHz or more / -60dB 300kHz or less

400mW or over (10% Distortion factor 8 ohm)

CIRCUIT DESCRIPTION

1) Reception

1. RX Method

2. Front End

2-1) 136 ~ 173.995MHz (MAIN)

2-2) 400 ~ 473.995MHz (MAIN)

2-3) 1240 — 1300MHz

(MAIN)

AM/FM: Double Super Heterodyne Method WFM Single Super Heterodyne Method 1st IF: FM AM/FM Main band 51.65 MHz

Sub band 50.75MHz

10.7MHz

2nd IF AM/FM: AM/FM 450 kHz

The receiving signal is passed through the band-pass filer (C405, C406, C407, C416, C530, L260), and amplified in RF amplifier (Q234). The amplified signal is led to band pass filter (C396, C397, C404, C411, C412, L255, L256), then input to the mixer IC204.

The receiving signal is passed through the band-pass filer (C444, C446, C453, C437, L272, L273), and amplified in 1st RF amplifier (Q240). The amplified signal is led to band pass filter (C438, C439, C442, C448, C449, L269, L270) and amplified in RF second amplifier (Q241). The amplified signal is led to band pass filter (C440, C441, L271), and then input to the mixer IC204.

The receiving signal is passed through the band-pass filer (C497, C498, C499, L254, L282, L283, L284), and amplified in 1st RF amplifier (Q250). The amplified signal is led to band pass filter (C486, C487, C488, C501, C504, L280, L281, L291, L293) and amplified in 2nd RF amplifier (Q258). The amplified signal is led to band pass filter (C524, C525, C526, L292), and then input to the mixer IC204.

2-4) 0.522 ~ 49.995MHz

(SUB)

2-5) 50 ~ 135.995MHz (SUB)

2-6) 136 — 299.995MHz (SUB)

2-7) 300 ~ 679.995MHz (SUB)

The receiving signal is passed through the low-pass filter (C333, C334, C349, C350, L242, L243, L244), and amplified in RF amplifier (Q217). The amplified signal is led to input to the mixer IC206.

The receiving signal is passed through the band-pass filer (C378, C379, C380, C385, C518, L249, L252), and amplified in RF amplifier (Q224). The amplified signal is led to band pass filter (C374, C375, C376, C381, C382, 0387, C388, C389, L247, L248), then input to the mixer 1C206.

The receiving signal is passed through the band-pass filer (C378, C405, C406, C407, C415, C416, L530, L246, L260), and amplified in RF amplifier (Q234). The amplified signal is led to band pass filter (C418, C419, C420, C421, C429, C430, C432, C433, C434, C435, C436, L264, L265), then input to the mixer

IC206.

The receiving signal is passed through the band-pass filer (C444, C446, C453, C437, L268, L272, L273), and amplified in RF 1st amplifier (Q240). The amplified signal is led to band pass filter (C465, C466, C467, C471, L276,

L277, L278) and amplified in 2nd RF amplifier (Q245).

The amplified signal is led to band pass filter (C461, C462, L275), and then input to the mixer 1C206.

2-8) 680 ~ 1300MHz

(SUB)

The receiving signal is passed through the band-pass filer (C497, C498, C499,

L254, L282, L283, L284), and amplified in RF 1st amplifier (Q250).

The amplified signal is led to band pass filter (C508, C509, C510, L287, L288), and amplified in RF second amplifier (Q256). The amplified signal is led to band pass filter (C511, C512, C513, L286, L290), and then input to the mixer IC206.

3.ATT

4 Mixer 4-1) Main Mixer (FM/NFM)

4-2) Sub Mixer

(AM/FM)

4-2) Sub Mixer (WFM)

This circuit is used in case the receiving signal is disturbed by interfering signal, attenuating the receiving signal to reduce the interference. CPU (IC3) pin 30, 31 and 32 outputs a DC voltage to drive IC14, then ATTV on MAIN unit control ling D207, D236 and D242. The serial resistor with diodes adjusted the attenu ation value.

The input signal to the mixer IC204 and the 1 st local signal are added or, then it is amplified at the 1st IF amplifier Q216 after the adjacent signal subtracted at mixer IC204, and the crystal filter XF201 selects the signal of 51.65MHz is eliminated.

The input signal to the mixer IC206 and the 1st local signal are added or, then it is amplified at the 1st IF amplifier Q225 after the adjacent signal subtracted at mixer IC206, and the crystal filter XF202 selects the signal of 50.75MHz is eliminated.

The input signal to the mixer IC206 and the 1st local signal are added or, then it is amplified at the 1st IF amplifier Q235 after the adjacent signal subtracted at mixer IC206, and the crystal filter FL202 selects the signal of 10.7MHz is eliminated.

5. IF 5-1) Main IF

5-2) Sub IF

5-3) Sub IF (AM)

The signal amplified at the 1st IF amplifier Q216 is supplied to pin 16 of IC205 for demodulation. Also the signal of 12.8MHz pass through Q213 and Q214 and 51.2MHz (12.8MHz X 4) led to pin 1 of IC205. 2 input signals on pin 16 and 1, are mixed in the mixer circuit inside IC205 and converted into the 2nd IF signal of 450kHz.The converted 2nd IF signal is output from pin 3 of IC205. The output signal from pin 3 of IC205 is led to pin 5 of IC205 after eliminating the adjacent channel signal at the ceramic filter FL201. The input 2nd IF signal to pin 5 of IC205 is demodulated at the limiter amplifier and quartered detector circuits inside of IC205, then output from pin 9 of IC205 as an AF signal.

The signal amplified at the 1st IF amplifier Q225 is supplied to pin 24 of IC208 for demodulation. Also the signal of 12.8MHz pass through Q213 and Q214

and 51.2MHz (12.8MHz X4) led to pin 1 of 1C208. 2 input signals are mixed in the mixer circuit inside 1C208 and converted into

the 2nd IF signal of 450kHz. The converted 2nd IF signal is output from pin 3

of IC208.

The output signal from pin 3 of IC208 is led to pin 5 of IC208 after eliminating the adjacent channel signal at the ceramic filter FL203. The input 2nd IF signal to pin 5 of IC208 is demodulated at the limiter amplifier and quartered detector

circuits inside of IC208, then output from pin 13 of IC208 as AMAF signal.

5-4) Sub IF (FM)

The output signal from pin 3 of IC208 is led to pin 7 of IC208 after eliminating the adjacent channel signal at the ceramic filter FL204. The input 2nd IF signal to pin 5 of IC208 is demodulated at the limiter amplifier and quartered detector circuits inside of IC208, then output from pin 12 of IC208 as FMAF signal.

6-1) Main Squelch

6-2) Sub Squelch

7. Audio

8-1) Main VCO

The AF signal got from pin 9 of IC205 is fed to pin 8 of IC205. The input signal is output from pin 14 of IC205 passing through the noise filter amplifier and

rectifier circuits inside of IC205. The rectified signal (MSQL) is added to the A/D (Pin108) port of the microcomputer IC3. Judging the signal, the microcomputer controls ON/OFF of the audio output (Pin68).

The AF signal got from pin 12 of IC208 is fed to pin 19 of IC208. The input signal is output from pin 21 of IC208 passing through the noise filter amplifier and rectifier circuits inside of IC208, The rectified signal is added to the A/D port of the microcomputer IC3. Judging the signal, the microcomputer controls ON/OFF of the audio output.

The all AF signals are attracted to the 1C10 on the CPU unit. The volume of output audio signal is adjusted at the volume IC10 and the AF amplifier Q7. And then the signal is input to pin 2 of audio power amplifier IC5 to output pass through the audio SW Q12 from pin 6 to drive a speaker, etc.

The Main VCO on oscillating frequency buffer amplifier Q602, oscillated signal is supplied to pin 4 of PLL-IC202 passing through the buffer amplifier Q201. The VCO in VHF band consists of the Colpitts oscillator. D601, D602, D603 and L601 determine the oscillating frequency, and the signal is oscillated at the transistor Q601. The VCO in UHF band consists of the Colpitts oscillator. D604, D605, D606 and L602 determine the oscillating frequency, and the signal is oscillated at the transistor Q603. The VCO in 1200MHz band consists of the Colpitts oscillator. D607, D608,

D609 and L603 determine the oscillating frequency, and the signal is oscillated

at the transistor Q604.

8-2) Sub VCO

The Sub VCO on oscillating frequency buffer amplifier Q702, oscillated signal is supplied to pin 13 of PLL-IC202. The VCO in 50MHz band consists of the Colpitts oscillator. D701, D703, and

L701, L702 determine the oscillating frequency, and the signal is oscillated at the transistor Q701, The frequency shifts to VCO when Q703 is turned ON. The VCO in VHF band consists of the Colpitts oscillator. D704, D706 and L703,

L704 determine the oscillating frequency, and the signal is oscillated at the transistor Q704, The frequency shifts to VCO when Q705 is turned ON. The VCO in UHF band consists of the Colpitts oscillator. D707, D709 and L705 determine the oscillating frequency, and the signal is oscillated at the transistor Q706.

9. PLL

2) Transmission

1. Microphone Amplifier

PLL-IC202 is used to control the oscillating frequency of the VCO. IC202 is controlled by the serial control signal (DATA, CLK, STB1) sent from

the microprocessor IC3. The 12.8MHz reference frequency of IC202, supplied from crystal oscillator X201.

IC202 compares the frequency gained by dividing the signal added to pin 16 of

IC3 by the control signal from IC3 with the frequency gained by dividing the reference frequency 12.8MHz. When the phase difference is found as a result of phase comparison, the pulse signal is output from the charge pump output of pin 8 (Main band) and pin 9 (Sub band) of IC202, then the signal is converted into the DC voltage at the passive filter and added to the cathode side of the VCO vari-cap D601, D603, D604, D606, D607, D609, D701, D703, D704, D706, D707 and D709 to make the phases equal. In result the stabilized oscil lation can be done at the desired frequency.

The audio signal is converted to a mute switch (Q20) and microphone gain

(Q24) Electric signal in either the internal or external microphone pass through

and two operational amplifiers, then supplied to IC10. The voice is converted into the electric signal through the microphone, and then supplied to IC10. The input signal is amplified and pre-emphasized to be output. The signal output from microphone amplifier is adjusted the maximum frequency deviation at IC10. The adjusted signal is added to the cathode of the VCO vari-cap D602 and D605 for deviation to change the capacity of the oscil

lation circuit resulting the FM deviation.

2. Power Amplifier

3) CPU Peripheral

I.Lamp

2.Tone/DCS/DTMF Encoder

The VCO in VHF or UHF band oscillated signal of the VCO is supplied to the power amplifier Q202, passing through buffer amplifier Q602 on VCO unit and then pre-driver amplifier IC201, driver amplifier Q203. The power-amplified signal is supplied to the antenna through the duplexer after the harmonics are attenuated enough. The VCO in 1200MHxz band oscillated signal of the VCO is supplied to the power amplifier Q210, passing through buffer amplifier Q602 on VCO unit then pre-driver amplifier IC201, driver amplifier Q212. The power-amplified signal is supplied to the antenna through the duplexer after the harmonics are attenu ated enough.

The CPU pin 117, 118 and 119 outputs a DC voltage to drive IC6, controls. The brightness of the lamp can be adjusted by five stages lamp lights when operating

Lamp (D4, D5, D6, D7, D8, D9, D801, D802) lights when ten keys are operated.

The lamp outputs by five stages and adjusts the DC current with CPU pin 117,

118 and 119 to IC6.

The CPU pin 7 is equipped with an internal tone/DCS/DTMF encoder. The tone signal (67.0 to 250.3Hz) is output. The DCS code (023 to 754) is output The DTMF code (1 to D) is output.

3. Tone/DCS Decoder

The AF signal from the IC205 or IC208 is filtered by an active filter (IC2) signal amplified and input to pin 121 of the CPU

4) CPU

M30625FG (XA13871XA1388)

Terminal Connection

(TOP VIEW)

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6 6 6

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Q. > C L C L C L C L C L C L C L Q .C L Q . C L C L C LO - O .Q . D -C L C L C L

P1_0/D8 PO_7/ANO_7/D7 PO_6/ANO_6/D6 PO_5/ANO_5/D5 P0_4/AN0_4/D4 PO_3/ANO_3/D3 PO_2/ANO_2/D2 P0„1/AN0_1/D1 P0„O/AN0_0/D0

P11_7 P11_6 P11_5 P11_4 ■ P11_3 ■ P11_2 ■ P11_1

P11_0 P10_7/AN7/ffi3 • P10_6/AN6/KI2 ■ P10_5/AN5/KI1 P10_4/AN4/Kl0

P10.3/AN3 P10_2/AN2 ■ P10.1/AN1

AVSS

PIOO/ANO

tu m m m T m n m u m tm m m u

J D. 0.

P12_5 P12_6 P12_7 _ P5_0/WRL/WR P5_1/WRH/BHE P5_2/RD P5_3/BCLK P13_0 P13_1 P13_2 P13_3 P5_4/HLDA P5_5/HOLO P5_6/ALE P5_7/RDY/CLKOUT P13_4 P13_5 P13_6 P 1 3 _ 7 P6_0/CT50/RT SO P6.1/CLK0 P6.2/FIXOO/SCLO Pg_3/TXD0/SDA0 P6„4/CTS 1 /RTS1 /CTSO/CLKS1 P6_5/CLK1 VSS

____

No. Terminal

1 VREF VDD2 2 AVCC 3 P9_7 DCSW 4 P9_6 5

P9_5 TDC 6 P9_4 7

P9_3 8 P9_2 9

10 11

P9_1 P9_0

P14_1 12 P14_0 SDATA 13 BATE GND 14

CNVSS 15 P8_7 TFSK 0 16

P8__6

Signal I/O Description

VDD2

MUTE

TRKV

TDD

MSW

XBR

0 0 Mute 0 0 Front End control

o Cross Band Repeater SW

Power supply Power supply

DCS mute SW

Tone mute SW

Tone/DCS/DTMF output

MONI SW

DTSW o Tone/DCS/DTMF SW

SCLK

GND

- GND

Signal clock for EEPROM

Signal data for EEPROM

GND

FSK output

XSW 0 Clock shift output 17 RESET RST I Reset input 18

XOUT

XOUT 0 19 VSS GND 20 21

XIN

VCC1

XIN I

VDD 22 P8_5 VDS 23 24

P8_4

RFSK I

P8_3 R1A I MAIN RE

Main clock output

GND

Main clock input

Power supply Power supply

FSK input

25 P8_2 R2A I MAIN RE

26 P8_1 27

P8_0 BEEP

R1B I

MAIN RE

BEEP output

28 P7_7 R2B I MAIN RE

29 P7_6

TBST 30 P7_5 ATT1 31 P7_4 32

P7_3

ATT2

ATT3 o

o o o

Tone-burst output ATT control output ATT control output ATT control output

33 P7_2 PUSH I MAIN RE

34 RSD2/SCL2 RXD I 35

TXD2/SDA2

36 P6_7

TXD o

MRLC

37 VCC1 VDD

- Power supply

Clone data input

Clone data output

MAIN red Indicator output

38 P6_6 MTLC o MAIN green Indicator output

39 VSS 40 41

P6_5 P6_4

GND

/CS1 o /RES o

GND

LCD LCD

42 P6_3 AO o LCD

43 44

P6_2 P6_1

WR o

/RD 45 P6_0 NC 46

P13_7

DO o

LCD LCD

LCD

47 P13_6 D1 o LCD

48 P13_5 D2 49 P13_4 50 P5_7

D3 o LCD

RDCSW

o o DCS/Tone filter shift

LCD

No. Terminal Signal I/O Description

51 P5_6 NC

- -

52 P5_5 MTSW o DCS/Tone filter SW 53 P5_4 STSW o DCS/Tone filter SW

54 P13_3 D4 0 LCD 55 P13_2 D5 0

LCD 56 P13_1 D6 0 LCD 57 P13_0 D7 0 LCD 58 P5_3 TP 59

P5_2

BPC1 0

TP12

BEEP Volume 60 P5_1 BPC2 0 BEEP Volume 61

P5_0 TC1 0 Tone/DCS/DTMF Volume SW 62 P12_7 TC2 0 Tone/DCS/DTMF Volume SW 63 P12_6 SRLC 0 SUB red Indicator output 64 P12_5 STLC 0

SUB green Indicator output

65 P4_7 EXT 0 Clone data SW

P4_6

LOPOW 0 TX low power SW

67 P4_5 SPC 0 Audio SW

. 68 P4_4 AFPC 0 Audio power SW

69 P4_3 PT3 I

TX Hi/Low input 70 P4_2 STB1 0 PLL (IC202) data output 71 P4_1 SFT 0 72 P4_0 PVC 73

P3_7

T3C

0 T3V SW

Sub VCO shift

PLL power

74 P3_6 CHG o Battery charge SW

P3_5 C3C o C3V SW

76 P3_4 STB2 0 Parallel driver (1C207) data SW 77 P3_3 KIO I Key matrix input 78 P3_2 KI1 I

Key matrix input 79 P3_1 KI2 I Key matrix input 70 81 82

P12_4 KI3 I Key matrix input P12_3 KOO 0 Key matrix output P12_2

K01 0

Key matrix output 83 P12_1 K02 0 Key matrix output 84 85 VCC2 VDD2

P12_0 K03 o Key matrix output

Power supply

86 P3_0 FSKC o FSK SW

VSS GND

88 P2_7 VOXC o

GND

Microphone amplifier (IC12) power

89 P2_6 STB3 o D/A IC (IC10) data input

90 91 P2_4 DATA 0

P2_5 CLK 0 Data clock output

DATA output

92 P2_3 TUC o UHF band TX SW 93 P2_2 TVC o

VHF band TX SW 94 P2_1 PUSHH I SUB RE 95 P2_0 96 P1_7 B2AA I 97

P1_6 JDET I Ext power detection 98 P1_5 R1AA I 99

P1_4 T12C 0 1200MHz band TX SW

R2BB I SUB RE

SUB RE

100 P1_3 MVC 0 Main VCO VHF bund power

No. Terminal Signal I/O Description 101 102 103 '

104 P0_7 sue o

105

106 P0_5

107 108 109 110 111 P0_0 SSMT I 112

113 P11_6 JRC o BUG sound mode power

114

115 P11_4 MG1C o

116 P11_3 MG2C

117 P11_2 LED3 o Lamp SW1

118

119 P11_0 LED1 o Lamp SW3

120 P10_7 121 P10_6 122 P10_5 VXDET 123 P10_4 POSW I Power SW

124 P10_3 APTT o

125 126 P10_1 BDHK ] 127 AVSS GND 128 P10_0

P1_2

P1_1

P1_0 BP1

P0_6 SVC 0 SUB VOCUHF band power

P0_4 DET P0_3 SSQL P0_2 MSQL P0_1

P11_7

P11_5

M12C O

MUC O Main VCO VHF band power

R1BB I SUB RE

I I SUB Squelch input

I Main Squelch input

MSMT I

Df\C 0

S50C

o o

P11_1

P10_2 FSW

LED2

JRIN

TIN

PCNT o Power voltage detection SW

o Lamp SW2

I BUG sound mode input I I

- GND

Main VCO 1200MHz band power

Band pram detection

SUB VCO 1200NHz band power

Battery voltage detection

Main S-meter input

Sub S-meter input

DCS/Tone filter power

SUB VCO VHF band power

Mike gain SW1 Mike gain SW2

DCS/Tone input

VOX voltage detection

Mike SW

FUNC SW

Power voltage detection

SEMICONDUCTOR DATA

1) BU2152FS (XA0210) 24bit serial parallel driver

32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17

No.

1 2 CLK 3 VSS 4

5 P1

6 P2 7 8 P4 9

10 P6 11 12 P8 13 14 P12 15 16 P12 17 P13 18 P14 19 20 21 P17 22 P28 23 24 P20 25 26 27 28 P24 29 30 STB 31 CLB 32 VDD

Terminal

VSS

DATA

P5 FMC

P7 MVCC o

P9 FC

P11 F/AC 0 Sub AM/FM mode first IF filter power

P15 P20

P19

P21 P22 P23

Signal I/O

GND

CLK 1 Data clock input

GND

DATA

AFS

PS2

AMC o AM SW

BUG o

0 AF mode SW 0

SVCC o

SIFC 0

Analogue 1C (IC209) power

NFC o

WFMC 0

RM12C 0 Main 1200MHz band front end power

MIFC

RSUC 0

RMUC 0 Main UHF band front end power

RM VC

RSVC o

RLC o Sub AM Radio band front end power

R50C o

BARC

RS12C 0 Sub 1200MHz band front end power

PS1 DBL 1

STB2

CLB C3V

o o PLL SW of MAIN-VCO

AM NFM mode IF power

Sub WFM mode IF filter power

Sub UHF band front end power

Main VHF bund front end power

Sub NHF bund front end power

Sub low band front end power

Bear antenna front end power

Description

GND

Data input

PLL SW of SUB-VCO

BUG SW

FM SW

Sub VCO buffer SW

Main VCO buffer SW

FM mode IF power

Main IF power

Sub doubler power

Data SW

Cock input

Power supply

2) NJM2070M (XA1352) Audio Power Amplifier

6 7 6 5

R R R R

1 .NC

2.+INPUT

2070

* * * * *

O JRC

y y y y

3 . -1NPUT

4..G N D

. V . N

+ C

5.,GN

6..0 U T PUT

3) TA31136FN (XA0404) FM IF IC

16151413121110 9

1 1 1 1

HtjUUHHÜH

12345678

I.O S C IN

2. OSC OUT

3. MIX OUT 11. IF OUT

4. Vcc

5. IFIN 13. N-DET

6. DEC

7. FIL OUT

8. FILIN 16. MIX IN

9. AF OUT

10. QUAD

12. RSSI

14. N-REC

15. GND

4) TK10931V (XA0666) AM/FM IF IC

242322212019181716151413 1. OSC(B)

2. OSC(E)

3. MIX OUTPUT

4. Vcc

5. AM IF INPUT

6. AM IF DECOUPLING

7. FM IF INPUT

8. FM IF DECOUPLING1

9. FM IF DECOUPLING2

10. LIM OUTPUT

11. QUAD INPUT

12. FM DET OUTPUT

13. AM DET OUTPUT

14. AM SW

15. RSSI OUTPUT

16. RFAGC OUTPUT

17. AGC AMP OUTPUT

18.AMAGC INPUT

19. NOISE AMP INPUT

20. NOISE AMP OUTPUT

21. COMP INPUT

22. COMP OUTPUT

23. GND

24. RF INPUT

5) M62364FP (XA1293) D/A IC

0UT1

0UT2

v„ v

CLK

ÛUT3

OUT4

INI

IN 2 OD

Dl IN3

IN4

1 2 23

4 5 20

9 10 15 11 14 12 13

22 21

19 18 17 16

IN0

oura

OUT7

VlN7

GND

RESET

DAref

IN6

OUT6

OUT5

IN5

No. Terminal Signal

1 2 3

vl N1

Vo U T1 VouTi VoUT 2 Vout2

V|N2

VDD VDD

LD STB3

MAF

V,N2

7 CLK CLK

8 Dl

11 J

12 13 14 15 16

V|N3

VoU T3

VoUT 4

ViN4 V|N5

VoU T5 VoUT5 V0U T6

V|N6

17 Do 18

^DAre f

DATA

MIC IN

MOD

REF

V[N4

V|N5

V0UT 6

V|N6

V QAr ef

19 RESET RESET 20 GND GND 21 22 23 24

V |N7

VoUT 7 VoUT 7

Vours

Vins

V |N7

V0UT 8

SAF

6) TC3W53FU (XA0341) 2-channel Analogue IC

8 7 6 5

nnnn

Control Input

INH

L L L H

H X

On channel

1. COMMON

2. INH

3.V ee

4. Vss

5. A

6. ch1

7. chO

8. Vqq

ChO Ch 1 none

7) MB15F07SL (XA1033) PLL Freguency Synthesizer

161514131211109

M M M M

□ □ □ □ □ □ □ □

12 3 45678

1.GND2

2. OSC IN

3. GND1 11. Xfin2

4. fini 12. VCC2

5. Vcc1

6. LD

7. PS1

8. Do1 16. Clock

9. Do2

10. PS2

13. fin2

14. LE

15. DATA

8) uPC2771TB (XA0953) MMIC Medium Output Power Amplifier

1 2 3

n n n

C2H

6 5 4

1 . 1 N PUT

2.GND

3.GND 4 . O U TPUT

5.GND

6 . Vcc

9) uPC2757TB (XA0976) MMIC 1st Frequency Down-converter

1 2 3

non

C1X

6 5 4

1 . R F INPUT

2.GND

3. LO INPUT

4. PS

5. Vcc 6 . I F OUTPUT

10) AT24C1024B (XA1351) EEPROM

8 7 6 5

1. AO

2. A1

3. A2

4. GND

5. SDA

6. SCL

7. WP

8. V C c

11) BU4830FVE (XA1009) RESET IC

1. Vo UT

2. SUB

3. N.C.

4. V

5. GND

Vdd su b

12) S-812C32AMC (XA1353) 3.2V Voltage Regulator

1. VlN

2. Vss

3. CE

4. NC

5. Voirr

d d d

1 2 3

13) LM2681 (XA1354) Switched capacitor voltage converter

6 5 4

□ □ □

S10A

1. V+

2. GND

3. CAP-

4. GND

5. OUT

6. CAP+

□ □ □

1 2 3

14) NJM2125F (XA0622) Operational Amplifier

1. IN+

2. GND

3. IN-

4. OUT

5. VDD

15) TC75S51FU (XA1014) Operational Amplifier

1. IN+

2. GND

3. IN-

4. OUT

5. VDD

16) LM12904PWR (XA1155) Dual Operational Amplifiers

8 7 6 5

RRRR

1 2 3 4

1. 10UT

2. 1IN-

3. 1IN+

4. GND

5. 2IN+

6. 2IN-

7. 20UT

8. Vcc

17) NJM2746RB1 (XA1356) Dual Operational Amplifiers

8 7 6 5

M R R

M¥H

12 3 4

1. 10UT

2.1IN-

3.1IN+

4. GND

5. 2IN+

6. 2lN-

7. 20UT

8. Vcc

18) BA2902FV (XA1371) Four Operational Amplifiers

14131211109 8

w m m

1. 10UT

2. 1IN-

3. 1IN+

4. V+ 11. GND

5. 2IN+

6. 2IN- 13. 4IN-

7. 20UT 14. 40UT

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123456 7

19) MM1332EF (XA1139) Battery charge

8 7 6 5

RHRR

1.SW1

2. SW2

3. LV

4. GND

5. CS

6. CEL

7. EXT

8. Vcc

8. 30UT

9. SIN-

10. 3IN+

12. 4IN+

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