Icom IC-F3GS, IC-F3GT service manual DTA144 EU DTC144 EE DTC144 EU DTC144 TU

Page 66

SECTION 8 SEMI-CONDUCTOR INFORMATION

TRANSISTOR AND FET’S

2SA1577 Q

2SB1132 R

2SC3585 R44

 

2SC4116 GR

 

 

2SC4215 O

(Symbol: HQ)

(Symbol: BARB)

(Symbol: R44)

 

(Symbol: LG)

 

 

(Symbol: QO)

B

 

 

 

 

 

 

 

B

 

 

 

 

B

 

 

 

 

 

 

B

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

C

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

C

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

E

 

 

 

 

E

 

 

 

 

 

E

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2SC5085 Y

2SC5107 O

2SK2973

 

 

2SK2974

2SK880 Y

(Symbol: MCY)

(Symbol: MFO)

(Symbol: K1)

 

 

(Symbol: K2974)

(Symbol: XY)

B

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

G

 

 

 

 

 

 

 

 

 

 

 

D

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

C

S

 

 

 

 

 

S

 

 

 

 

S

 

 

 

 

 

 

 

G

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

E

 

 

 

 

 

 

D

 

 

 

 

 

 

 

 

 

 

 

G

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(top view)

 

 

 

 

 

 

 

 

3SK239 A

 

DTA144 EU

DTC144 EE

DTC144 EU

DTC144 TU

(Symbol: XR)

 

(Symbol: 16)

(Symbol: 26)

(Symbol: 26)

(Symbol: 06)

D

G2

B

B

B

B

 

 

 

C

C

C

C

S

G1

E

E

E

E

UN911 H

XP1213

 

XP1214

 

XP6501 AB

 

(Symbol: 6P)

(Symbol: 9L)

 

(Symbol: 9H)

 

(Symbol: 5N)

 

B

B1

C1

B1

C1

E1

C1

C

E1

 

E1

 

E2

B1

E

B2

C2

B2

C2

B2

C2

DIODES

1SV245

 

1SV307

 

DAN202K

HVU350B

 

MA77

 

 

 

 

(Symbol: T3)

 

(Symbol: TX)

 

(Symbol: N)

(Symbol: BO)

 

(Symbol: 4B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

 

 

 

 

 

C

C

 

 

 

 

 

 

A

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

A2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MA8030 H

 

RB706F-40

(Symbol: 3^0)

 

(Symbol: 3J)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8 - 1

Image 66
Contents VHF FM Transceivers Introduction Ordering PartsRepair Notes Table of Contents Section Specifications EIA/TIAInside Views Main Unit TOP ViewBottom View Removing the Chassis Panel Disassembly and Option InstructionsDisassembly Instruction Removing the Main UnitOptional Unit Installations Circuit Description Receiver CircuitsTransmitter Circuits Power Supply Circuits Voltage Line PLL CircuitPort Allocations Output Expander IC IC10Adjustment Procedures Preparation¥ JIG cable Top view PLL Adjustment Software Adjustment TXFSoftware Adjustment Parts List Main UnitVariable Thermistor NTCCM20124AG473J-T Tantalum ECST0JY106R Chassis Unit Mechanical Parts and Disassembly AccessoriesChassis Parts IC-F3GS parts SEMI-CONDUCTOR Information Transistor and FET’SDiodes Board Layouts General and EIA/TIA Versions Except W/N-TYPEMP6 Main Unit Bottom ViewIC1 ETS/CEPT VersionMP5 VHF FI1 BC-137 Optional Desktop Charger Informasion Parts ListDisassembly Information ConvenientVoltage Diagram Board LayoutBlock Diagram Option UnitVoltage Diagram BU4066BCFVBand of ETS/CEPT version N-type DTA144EU Section Voltage Diagram Avref Vtref Toned Tonem AvccPage 32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan UHF FM Transceivers IC-F4GTIC-F4GS Preparation PLL Adjustment Software Adjustment Power supply requirement APC IC3A NJM3403AV Disassembly and Option Instructions Optional Unit Installations 2ND if and Demodulator Circuits RF signal From PLL Driver PLL Circuit Power Supply Circuits Voltage Line Resistor R132PTT Adjustment Procedures Screen Display Example DC Power Cable Connections L405 L11 Powerlo BPF T1 NJM3403AV-TE1 IC4 Resistor ERJ2GE Thermistor NTCCM1608 4LH 223KC Ceramic ECUE1H470JCQ ECEV1CA470SP Other Ceramic ECJ0EB1E471K Band MHz band MHz and H-band IC-F4GS parts DTA144 EU DTC144 EE DTC144 EU DTC144 TU LOW Band DS1FI1 440-470 MHz Band Except W/N-TYPE Icom 470-500 MHz and High Bands B5542B C308 Q19 B5688B BC-137 Optional Desktop Charger Informasion Voltage Diagram Type Type of GEN Type of GEN and EIA/TIA version NJM3403AV M1-band of GEN and EIA/TIA version G W-type of GEN Type 2SC3585 R44 Q403 2SC5107 O Band of ETS/CEPT version N-type M1 440-470 MHz-band Page 13713IZ-C1U
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