Icom IC-FR3000 manual Chassis Unit

Page 69

AC IN

3

1

2

POWER

CHASSIS UNIT

EP1

W4

PS 0V

1

2

PS 0V

W2

DC SUPPLY

W4

PS 15V

1

M SW

W2

PS 15V

AC POWER SUPPLY: 15.4V

PS 0V

EP10

DC POWER SUPPLY: 0.0V

4

PS 15V

PS 15V

PS 15V

R3

R66

J17

3

47k

22k

M SW

3

F1

F2

1

F3

D7

PS 0V

2

ATC-20

8.0V

IC6

2

1

R27

FCH30A03L

TA78L08F

4

680

PS 0V

EP3

R42

O

I

Q1

R16

R17

R37

10

22

22

C4

C36

PS 15V

G

2SJ533

10

4

C51

0.001

0.001

AC POWER SUPPLY: 15.0V

S1

C15

3

C50

0.01

0.001

DC POWER SUPPLY: 13.6V

C5

C6

C7

C34

C33

RXE160

2

0.01

C35

0.001

2200

2200

0.01

AC POWER SUPPLY: 15.0V

Q4

1

R18

R24

22

0.01

EP7

IC7

DC POWER SUPPLY: 13.6V

2SJ533

10k

3.9k

VCC1

TA75S393F

IC11

1

PS 0V

PS 0V

PS 0V

0V

5

TA75S01F

R62

2

to

1

PA UNIT

PS

4

1

5

8.2

R14

3

EP2

EP4

4

3

4

3.3

4

PS 0V

2

3

AC POWER SUPPLY: 15.0V

3

R19

R23

2

D2

DC POWER SUPPLY: 13.6V

2

CP5

R38

1SS355

D3

PS 0V

10k

12k

1

10k

R41

DSA3A1

J13

33k

VCC1

W4

W2

RL2

D4

VCC2

1

5

EP9

ACB32101

VCC2

to

FCH30A03L

2

PS 0V

R39

C45

R40

BATT+

C11

GND

LOGIC UNIT

4

C9

3

10k

0.01

10k

Q5

GND

J5

0.001

3

2SD1664

2200

4

6

2

PS 0V

PS 0V

1

W3

W1

R60

PS 0V

PS 0V

1k

R61

47k

EP8

PS 0V

PS 0V

1

R59

to

2

22k

PA UNIT

PS 0V

PS 0V

3

EP1

4

Q7

DTC144EE

AC POWER SUPPLY: 0.0V

J14

0V

PSD

DC POWER SUPPLY: 5.0V

EP5

GND

PS

1

BATT–

M9V

4

M9V

2

M9V

BATTERY

3

3

R58

D8

L9V

2

4

10k

MA8047 M

L9V

to

1

5

C48

C49

A5V

LOGIC UNIT

6

J6

A5V

0.001

22

7

REGTEMP

PS 0V

PS 0V

8

F6

PSD

EP6

9

ATC-20

M9C

BATT+

BATT+

BATT+

10

4

BATTERY

2.8V

3

F4

F5

VCC1

VCC1

2

AC POWER SUPPLY: 14.8V

9.0V

EP2

1

DC POWER SUPPLY: 13.6V

IC1

D6

MMZ1608Y102BT

NJM7809FA

Q8

MA29W B

VCC1

2

1

2SJ553STR

M9V

O

I

G

R31

AC power supply or DC power supply: 13.6V

3

10

R35

R30

C17

C37

C19

Mesurement Frequency: RX 162.125 MHz

22k

1.2k

0.001

100

0.001

5.0V

REGTEMP

J18

Internal resister of a volt meter: 50 kΩ/V

R64

C41

C42

22

Q9

22

0.01

R36

PA F12V

R65

DTC144EE

100k

REG FAN

3

1

4.7k

M9C

4

2

R68

5

3

100

4

L9V

L9V

R32

1

2

12.0V

IC4

IC2

9.0V

IC3

5.0V

10k

IC9

TA78DL12AF

NJM7809DL1A

TA78M05F

J16

R67

R33

NJM2107F

PA F12V

PA F12V

2

1

VCC1

VCC1

2

1

L9V

L9V

2

1

A5V

A5V

100

3.9k

3

O

PA FAN

1

O

I

I

I

O

4

2

G

G

G

C31

C38

C29

C28

3

C27

C26

C20

3

C47

C22

C23

3

C24

C25

R34

C52

C43

10k

1

0.01

0.001

100

0.001

47

0.001

100

0.001

100

0.001

0.001

47

0.001

REG UNIT

12 - 7

Image 69

Contents IC-fr3000 iC-fr3 1 0 Introduction Ordering PartsRepair Notes Table of Contents General SpecificationsPA Unit Board LayoutBottom view Logic UnitRX Unit TX UnitRF Circuit RX Unit Receiver Circuits2 1ST Mixer and 1ST if Circuits RX Unit 3 2ND if and Demodulator Circuits RX UnitTransmitter Circuits Receiver Mute Circuits Logic UnitMIC Mute Case of the Dtmf Signals from Dialer IC Case of the 2/5TONE SignalsCase of the Ctcss and Dtcs Signals From the CPU Power Amplifier Circuit PA UnitPLL Circuits Other Circuits Power Supply CircuitsExpander IC Logic Unit IC39 Port AllocationsExpander IC Logic Unit IC40 Expander IC Logic Unit IC415 D/A Converter IC TX Unit IC5 TEL DtcsiBusy MCKPreparation Battery RXRequired Test Equipment MICProcess to the Permit Adjustment Mode Access Before Entering the Adjustment ModeOperating in the Adjustment Mode Entering the Adjustment ModeExiting the Adjustment Mode After Finishing AdjustmentExplanation of LCD Display in the Adjustment Mode Adjustment Mode CH ListWide NarrowIC-FR3000 TOP View PLL AdjustmentTX Unit TOP View RX Unit TOP View CP2 CP4Software Adjustment Output PowerLOW DeviationDtcs CtcssREG Unit Section Parts ListLogic Unit Front UnitBridge Resistor ERJ12YJ390U ECEV1CA100SR ECEV1CA220SR Tantalum Teesva 1V 104M8L RX Unit Tantalum Teesva 1V 224M8L Rvco Unit TX Unit Tvco Unit PA Unit JACK1 Unit VR UnitChassis Unit JACK2 UnitOption Unit Installation Duplexer and isolater installation Example 2 Duplexer Connection Connection Example 1 Isolater ConnectionExample 3 Duplexer and Isolater Connection ISO Isolater DUP DuplexerMechanical Parts and Disassembly Front Unit REG Unit Rvco Unit Transistors and Fets SEMI-CONDUCTOR InformationDiodes Tvco Unit Rvco Unit Front Unit¡BOTTOM View Rvco Unit Tvco Unit VR UnitBoard Logic UnitGND TMUTE1 Txaf Tone TMUTE2 Patemp Rvswr Fwswr RX Unit RX Unit TX Unit TX Unit PA Unit PA Unit REG Unit REG Unit JACK2 UnitJACK1 Unit Block Diagram PA Unit Wiring Diagram Section Voltage Diagram Rvco Unit TX Unit PA Unit Unit Logic Unit Chassis Unit Icom New Zealand 32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan