Icom IC-FR3000 manual PA Unit

Page 66

to TX UNIT J1

IC2

13.6V

L16

L13

L10

S-AV32 (I2) [FR3000]

BL01RN1A1D2B

LA-536A

LA-563A

VCC1

EP2

to

S-AV33 (I) [FR3100]

REG UNIT

Beads

EP7

IN

VGG VDD

OUT

T2

CD-CL030H-6R0

EP1

to

GND

R63

R61

1

2

3

4

REG UNIT

C34

C47 C59

C13

C37 C52

C67

C18

C40

C53

C74

C19

C41

C55

C61

EP8

1.5k

1.5k

0.001 0.01 0.1

0.001

0.01 0.1

100

0.001

0.01

0.1

470p 0.001

0.01

0.1

220

[FR3000]

[FR3000]

1k

1.2k

[FR3100]

[FR3100]

C105

C106

C107

D13

0.001

0.01

0.1

HSU88TRF

R21

D16

L15

82

HSU88TRF

BLM31PG121SN1

C112

C57

C11

C83

C109

L20

L7

L6

TX ANT

R58

LA-579

LA-580

LA-581

0.1

0.1

0.001

1p

1

TX: 3.4V

TXRFOUT

1.5k

[FR3000]

[FR3100]

C101

C102

C103

RX: 0.0V

0.001

0.01

0.1

C100

C48

C73

C80

R29

C30

L21

8p

2p

3p

LA-462

100p

56

0.001

C99

Q4

R20

2p

C98

C2

C3

C1

82

2SK3475

C113

R31

R32

10p

27p

27p

4p

J2

C32

L19

R33

4p

120

120

IC7

TXRFIN

0.001

68nH

33

TA78L05F

9.1V

5.0V

L8

C60

36CS-656LZ-07K=P3

I

O

L17

D15

L18

10p

G

BLM31PG121SN1

MA29W-B

BLM31PG121SN1

R22

R23

C12

C68

C97

C96

C95

C104

R39

C88 470p

R11

22

22

0.001

4.7

C91

C92

5.6k

0.01

10

10p

0.01

10

0.001

22

C89

R40

470p

R38 1.2k

R36

R37

2.9V

100

C24

C82

5

3

100

100

C70

4

R41

0.001

0.022

0.01

3.9k

1

[FR3000]

TX: 9.1V RX: 0.0V

2

0.1

C14

L14

[FR3100]

R60

D4

0.001

1∝F

C108

C90

R42

R25

100

R45

R2 1M

IC3

1k

HSU88TRF

Q8

10k

1

0.001

10k

NJM2107F

2SA1362-Y

R6

C21

R7

C22

C79

R44

R43

10k

0.001

10k

0.001

15p

IC1

100k

22k

D7

TA75S01F

R19

R4

R26

D2

MA8047

R56

C69

C71

C42

3

10

1M

1k

HSU88TRF

5

R28

C16

R1

47k

10

10

0.01

4

4.7k

0.001

6.8k

1

C20

R8

C15

C78

2

R5

R13

C44

C56

0.001

10k

0.001

15p

R16

C38

39k

0.01

0.1

10k

[FR3000]

J1

15k

0.001

22k

R57

Hi-Po: 4.4V

[FR3100]

D6

GND

1

11

GND

Q7

MA8047

1k

Lo-Po: 3.6V

2

M9V

DTC114EUA

3

M9V

4

to

TMUTE2

NOTE :

5

TX UNIT

PCON

R62

D14

6

J4

C23

C31

PATEMP

Voltage line

HSU88TRF

W3

7

270

0.001

0.001

RVSWR

8

Q10

R47

FWSWR

TX line

C110

C27

C26

9

DTC114EUA

33k

C25

C39

Hi-Po: 0.3V

Hi-Po: 3.6V

GND

10

12

0.001

0.001

0.001

0.001

0.01

Lo-Po: 0.0V

Lo-Po: 1.7V

TX: 3.4V

C111

Q9

0.001

DTC143ZUA

C28

R15

RX: 0.0V

[RF3000]

0.001

39k

0.047

Power supply: DC13.6V

[RF3100]

PA UNIT

Mesurement Frequency: TX 162.500 MHz

Internal resister of a volt meter: 50 kΩ/V

Power code: 5.5 sq / 50 cm

12 - 4

Image 66

Contents IC-fr3000 iC-fr3 1 0 Introduction Ordering PartsRepair Notes Table of Contents Specifications GeneralBoard Layout PA UnitLogic Unit Bottom viewTX Unit RX Unit2 1ST Mixer and 1ST if Circuits RX Unit Receiver CircuitsRF Circuit RX Unit 3 2ND if and Demodulator Circuits RX UnitTransmitter Circuits Receiver Mute Circuits Logic UnitMIC Mute Case of the Ctcss and Dtcs Signals From the CPU Case of the 2/5TONE SignalsCase of the Dtmf Signals from Dialer IC Power Amplifier Circuit PA UnitPLL Circuits Power Supply Circuits Other CircuitsExpander IC Logic Unit IC40 Port AllocationsExpander IC Logic Unit IC39 Expander IC Logic Unit IC415 D/A Converter IC TX Unit IC5 Busy DtcsiTEL MCKRequired Test Equipment Battery RXPreparation MICBefore Entering the Adjustment Mode Process to the Permit Adjustment Mode AccessExiting the Adjustment Mode Entering the Adjustment ModeOperating in the Adjustment Mode After Finishing AdjustmentWide Adjustment Mode CH ListExplanation of LCD Display in the Adjustment Mode NarrowTX Unit TOP View RX Unit TOP View CP2 PLL AdjustmentIC-FR3000 TOP View CP4Software Adjustment LOW PowerOutput DeviationCtcss DtcsSection Parts List REG UnitFront Unit Logic UnitBridge Resistor ERJ12YJ390U ECEV1CA100SR ECEV1CA220SR Tantalum Teesva 1V 104M8L RX Unit Tantalum Teesva 1V 224M8L Rvco Unit TX Unit Tvco Unit PA Unit VR Unit JACK1 UnitJACK2 Unit Chassis UnitOption Unit Installation Duplexer and isolater installation Example 3 Duplexer and Isolater Connection Connection Example 1 Isolater ConnectionExample 2 Duplexer Connection ISO Isolater DUP DuplexerMechanical Parts and Disassembly Front Unit REG Unit Rvco Unit SEMI-CONDUCTOR Information Transistors and FetsDiodes Front Unit Tvco Unit Rvco UnitRvco Unit Tvco Unit VR Unit ¡BOTTOM ViewLogic Unit BoardGND 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