Icom VHF IC-F50 Service Manual Addendum Download

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11-2 FRONT UNIT

11 - 2

COM2 COM1 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17

PM7/SEG32 PN0/SEG33 PN1/SEG34 PN2/SEG35 PN3/SEG36 PN4/SEG37 PN5/SEG38 PN6/SEG39 PN7/SEG40 PH0/COM1 PH1/COM2 PH2/COM3 PH3/COM4

V1 V2 V3 C1 C2

PF3/ADTRG/IRQ3

P35/SCK1/SCL0/IRQ5

P34/RXD1/SD

P33/TXD1/SCL1

P32/SCK0/SD

A1/IRQ4

P31/RXD0 P30/TXD0

100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76

SEG2

SEG3

COM1 COM2 COM3 COM4

CENC2 CENC1 CENC0

MRDF

CLI CLO

AST

P70/TMRI01/TMCI01

P71/TMRI23/TMCI23

P72/TM00

P73/TM01

P74/TM02

P75/TM03/SCK2

P76/RXD2

P77/TXD2

MD2

FWE

EXTAL

VSS

XTAL

VCC

STBY

NMI

RES

OSC1

OSC2

MD1

PH7/TONED/TMCI4

AVCC

VREF

P40/AN0

P40/AN1

SENC0

SENC1

SENC2

SENC3

PJ7/WKP7/SEG8 PJ6/WKP6/SEG7 PJ5/WKP5/SEG6 PJ4/WKP4/SEG5 PJ3/WKP3/SEG4 PJ2/WKP2/SEG3 PJ1/WKP1/SEG2 PJ0/WKP0/SEG1 P10/TIOCA0 P11/TIOCB0 P12/TIOCC/TCLKA P13/TIOCD/TCLKB P14/TIOCA/IRQ0 P15/TIOCB/TCLKC P16/TIOCA/IRQ1 P17/TIOCB/TCLKD A

VSS

P97/AN9/D

P96/AN8/D

P47/AN7 P46/AN6 P45/AN5 P44/AN4 P43/AN3 P42/AN2

26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

SO SCK MDIO MSCK

SCST PLST SCA

EXSF EXSM EXOE

MTDT MTCK NOIS

SDEC CDEC PTT

LVIN RSSI

CPU5

R420

27 k

R421

100 k

R422

100 k

R423

100 k

R488 100 k

MDIR

R487

100 k

RES

UNLK

OPTV

TEMP

R489 100 k
R490 100 k

C408

0.1

C409

0.1

C410

0.1

C411

0.1

C412

0.1

R495

12 k

C413

0.1

D404 MA2S077

C414

15 P

X401

R492

1 M

R491 10

OUT

VDD

VSS

KR0

KR1

KR0

KR1

KR0

CPU5

CSFT

C419

C420 0.1

R500 100

R411 100

R412

100 k

R461

180 k

R462

56 k

R463

22 k

CENC0

CENC1

CENC2

SENC0

SENC1

SENC2

SENC3

SCK

MDIO

MSCK

SCST

PLST

SCAT

EXSM

EXOE

MTDT

MTCK

NOIS

SDEC

CDEC

LVIN

RSSI

TEMP

UNLK

MDIR

MRDF

DAST

CSFT

SCK

MDIO

MSCK

SCST

PLST

SCAT

EXSM

EXOE

MTDT

MTCK

NOIS

SDEC

CDEC

LVIN

RSSI

TEMP

UNLK

MDIR

MRDF

DAST

CSFT

J401
54104–3692
From / to the
MAIN unit J1

R466

47 k

R467

47 k

R468

47 k

R469

4.7 k

C445 0.001

C441 0.015

R465 10

R464

22 k

S407

R415 150

C461 47

R416 150

C462 47

C467 47

CPU5

KR1

C468 47

R417 470

C463 47

R418 470

C464 47

S402

S406

S405

S403

S404

C418 0.1

R494 12

R493 12

C417 6

C416 12

R501 100

C415 0.01

RES

CLI

CLO

RES

CLI

CLO

VCC

PWON

VCC

PWON

AFOUT

DUSE

AFOUT

DUSE

R514

ERJ2GE–JPW

C485 0.001

C486 0.001

AFO

OPTV

GND

MIC

AFON

PTT

C500 0.1

R509 100

C475 0.001

D402

MA2S111

R404 1

C403 0.001

C494 0.001

S401

C402 0.001

R410 100

C495 0.001

R409 100

C479 0.001

C476 0.001

C477 0.001

C478 0.001

OPTV

DS402

SML–310MT

DS403

SML–310MT

DS404

SML–A12MT

DS405

SML–A12MT

DS406

CL–165HR/YG

R456

100

R482

100 k

LEDR

LEDT

LIGT

AFON

STR

CLK

GND

V+

Q'S

CPU5

R457

470

R458

1 k

R455

100

4.8

Backlight ON

Backlight OFF

RES

CLI

CLO

PTT

CPU5

MCON

D403

MA2S111

R403

1 k

D401

MA2S111

MC401

C401 0.001

R401 10

C404 0.001

R402 33

C497

0.01

C423

0.1

R430

39 k

C425

470 P

C437

R434

470

C496 33

C435 33

R442

470 k

R443

470 k

R444

100 k

R432

56 k

R446

100 k

PWON

POWER OFF

POWER ON

Q412

DTA144EU

7.0

AFOUT

J402
SM04BSRSS–TB

From / to
the W601
at the
VR UNIT

From / to
the optional
microphone
cloning
cable

SP401

W401

ERDS2TO

W402

ERDS2TO

R513

5.6 k

R426

330 k

R427

47 k

R428

47 k

C421

0.1

C405

0.0022

R405

15 k

C406

0.0027

R406

8.2 k

C407 100 P

R407

330 k

V+

GND

C498

100 P

R511

270 k

R408 100

R512 100

R507 27

SPON

AFON

C490 0.001

EXSF

MCON

DUSE

C491 0.001

C492 0.001

R497 10

R496 10

CSFT EXOE

SO SCK

R506 3.3

R508 2.2

C474

C489 0.001

C488 0.001

COM4 COM3 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2

SEG23

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

PM6/SEG31

PM5/SEG30

PM4/SEG29

PM3/SEG28

PM2/SEG27

PM1/SEG26

PM0/SEG25

PL7/SEG24

PL6/SEG23

PL5/SEG22

PL4/SEG21

CVCC

PL3/SEG20

VSS

PL2/SEG19

PL1/SEG18

PL0/SEG17

PK7/SEG16

PK6/SEG15

PK5/SEG14

PK4/SEG13

PK3/SEG12

PK2/SEG11

PK1/SEG10

PK0/SEG9

SEG12

C493 0.1

R484

100 k

R483

100 k

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

C481 0.001

R429 4.7

R433 100

C482 0.001

C424 0.001

C426 0.001

R436 10

C436 0.047

C484 0.001

C433 47

R435 33

C434 10

C427

C428 0.1

C429 0.001

R439 2.7

R438 3.3

C430 0.001

R437 1

C431 0.1

D406

MA2S111

R441

68 k

AFON ON

AFON OFF

7.2

VCC

VIN

RIPPLE

POUT

PWGND

PREGND

PHASE

C487 0.001

R440 100

SPON

AFON

SPON

AFON

MIC

S5V

TONE

S5V

SPON

S5V

SIGNAL

TONE

BEEP

CPU5

BEEP

MIC

CDCS

S5V

SPON

S5V

VCC

PWON

S5V

C432 0.001

C483 0.001

R445 100

VSS

VCC

SCL

SDA

R413 27

C465 47

R414 27

C466 47

C443 820

C444 0.1

R470 47

C442 0.1

R471

220 k

R476

68 k

R477

68 k

R479

68 k

C447 0.0022

120

C448

C446 0.001

R475 10

R478

68 k

R472

100 k

R473

47 k

R474

22 k

C449 0.0033

R480

68 k

TONE

CDCS

MIC

SIGNAL

TONE

CDCS

MIC

SIGNAL

C450 47

C499 47

R486

1 k

R485

100 k

MIC

KR1

GND

TONE

CDCS

SIGNAL

S5V

BATV

R502 100

R503 100

C473 0.01

CPU5

PWON

VCC

CPU5

S5V

PWON

VCC

BUSY

4.9

0.5

4.9

5.0

2.7Vp–p

19.6618MHz

Beat Cancel OFF

V+

GND

TX DTCS ON

DUSE

TX DTCS OFF

4.9

AF Min Level ON

AF Min Level OFF

4.9

Q412

DTA144EU

IC406

TC7W66FK

IC403

NJM12902V

Q403 2SC4116Y

IC405

TA7368F

Q401

2SB1132Q

IC407

NJM12904V

IC407

NJM12904V

IC403

NJM12902V

IC403

NJM12902V

IC403

NJM12902V

IC401

HD6432264F01TF

IC409

24LC64T–I/SN

IC408

BD5242G

Q411 XP4312

Q408

DTC144EU

IC403

NJM12902V

Q409

XP4111

IC410

BU4094BCFV

Q407

A144EU

IC407

NJM12904V

Q402 XP6501AB

Q404

RSR025N03

Q406

DTC144EU

Q405

RSR025N03

Voltage line

NOTES :

TX line
RX line

Summary of Contents for VHF IC-F50

Page 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 6 VOLTAGE DIAGRAM 8 Feb 2008...

Page 2: ...30005070 S RES ERJ2GEJ 683 X 68 k T 27 2 45 2 R477 7030005070 S RES ERJ2GEJ 683 X 68 k T 25 2 45 2 S Surface mount FRONT UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R478 7030005070 S RES ERJ2GEJ 6...

Page 3: ...F B 47 6 29 5 Q13 1530002920 S TR 2SC4226 T1 R25 B 45 22 4 Q14 1530002920 S TR 2SC4226 T1 R25 B 43 9 29 9 Q15 1590001400 S TR XP1214 TX T 45 8 26 2 Q16 1590000430 S TR DTC144EUA T106 T 43 2 26 8 Q17...

Page 4: ...2 k B 45 37 6 R100 7030005050 S RES ERJ2GEJ 103 X 10 k T 47 1 15 2 R101 7030005120 S RES ERJ2GEJ 102 X 1 k T 45 5 15 2 R102 7030005240 S RES ERJ2GEJ 473 X 47 k B 19 1 3 7 S Surface mount MAIN UNIT REF...

Page 5: ...017460 S CER ECJ0EB1E102K T 48 1 15 2 C143 4030017460 S CER ECJ0EB1E102K T 44 5 15 2 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C145 4030017730 S CER ECJ0EB1E471K T 36 4 20 3...

Page 6: ...9 37 9 C304 4030016930 S CER ECJ0EB1A104K Scrambler only T 16 7 37 2 C305 4030017420 S CER ECJ0EC1H470J B 53 5 41 5 C306 4030017460 S CER ECJ0EB1E102K T 31 37 6 C307 4030016930 S CER ECJ0EB1A104K T 76...

Page 7: ...ROF DAST CSFT PWON GND GND S5V CPU5 NC VCC VCC GND J401 to the MAIN unit J1 38 37 38 36 36 1 1 37 GND VCC VCC NC 5V S5V GND GND PWON CSFT DAST MROF MDIA UNLK TEMP RSSI LVIN KR1 CDEC SDEC NOIS MTCK MTO...

Page 8: ...C148 C149 C151 C152 C153 C154 C155 C156 C157 C158 C159 C161 C162 C163 C164 C165 C166 C167 C168 C169 C182 C183 C184 C188 C190 C191 C192 C193 C194 C195 C199 C209 C211 C220 C226 C227 C228 C231 C232 C233...

Page 9: ...XTAL 64 VSS 65 ESTAL 66 FWE 67 MD2 68 P77 TXD2 69 P46 RXD2 70 P75 SCK2 71 P74 72 P73 TMO1 73 P72 TMO0 74 P71 75 P70 TMRI01 TMCI0 1 76 P30 TXD0 77 P31 RXD0 78 P32 SCK0 IRQ 4 79 P33 TSC1 80 P34 RXD1 SDA...

Page 10: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 6 VOLTAGE DIAGRAM 8 Aug 2007...

Page 11: ...70 S RES ERJ2GEJ 683 X 68 k T 27 2 45 2 R477 7030005070 S RES ERJ2GEJ 683 X 68 k T 25 2 45 2 S Surface mount FRONT UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R478 7030005070 S RES ERJ2GEJ 683 X 6...

Page 12: ...F B 47 6 29 5 Q13 1530002920 S TR 2SC4226 T1 R25 B 45 22 4 Q14 1530002920 S TR 2SC4226 T1 R25 B 43 9 29 9 Q15 1590001400 S TR XP1214 TX T 45 8 26 2 Q16 1590000430 S TR DTC144EUA T106 T 43 2 26 8 Q17...

Page 13: ...B 45 37 6 R100 7030005050 S RES ERJ2GEJ 103 X 10 k T 47 1 15 2 R101 7030005120 S RES ERJ2GEJ 102 X 1 k T 45 5 15 2 R102 7030005240 S RES ERJ2GEJ 473 X 47 k B 19 1 3 7 S Surface mount MAIN UNIT REF ORD...

Page 14: ...60 S CER ECJ0EB1E102K T 48 1 15 2 C143 4030017460 S CER ECJ0EB1E102K T 44 5 15 2 S Surface mount MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C145 4030017730 S CER ECJ0EB1E471K T 36 4 20 3 C14...

Page 15: ...9 C304 4030016930 S CER ECJ0EB1A104K Scrambler only T 16 7 37 2 C305 4030017420 S CER ECJ0EC1H470J B 53 5 41 5 C306 4030017460 S CER ECJ0EB1E102K T 31 37 6 C307 4030016930 S CER ECJ0EB1A104K T 76 27...

Page 16: ...R479 R480 R482 R483 R484 R485 R486 R487 R488 R489 R490 R491 R492 R493 R494 R495 R496 R497 R500 R501 R502 R503 R506 R507 R508 R509 R511 R512 R513 R514 R515 S401 X401 B6033D 1 4 3 2 VCC H0 H5 H10 H15 H2...

Page 17: ...8 C190 C191 C192 C193 C194 C195 C199 C209 C211 C220 C226 C227 C228 C231 C232 C233 C234 C235 C238 C239 C240 C242 C248 C249 C250 C255 C259 C260 C261 C262 C264 C267 C269 C273 C274 C275 C276 C277 C279 C28...

Page 18: ...VSS 65 ESTAL 66 FWE 67 MD2 68 P77 TXD2 69 P46 RXD2 70 P75 SCK2 71 P74 72 P73 TMO1 73 P72 TMO0 74 P71 75 P70 TMRI01 TMCI0 1 76 P30 TXD0 77 P31 RXD0 78 P32 SCK0 IRQ 4 79 P33 TSC1 80 P34 RXD1 SDA0 81 P3...

Page 19: ...1 C199 R24 1k 0 1 C307 C76 0 1 100K R193 10 MSVA C148 L37 10U R51 82K C126 33P DTA144EU Q25 R187 39K R97 1k R8 6 120K 0 1 C185 0 47 SVA C149 0 001 C230 C40 1 5P 4 7K R164 C53 0 01 C274 C155 270P R83 1...

Page 20: ...S 1407IZ C1 e Dec 2006 VHF TRANSCEVER...

Page 21: ...iver 2 DO NOT open the transceiver until the transceiver is disconnected from its power source 3 DO NOT force any of the variable components Turn them slowly and smoothly 4 DO NOT short any circuits o...

Page 22: ...R CIRCUITS 4 5 4 6 PORT ALLOCATIONS 4 5 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 SOFTWARE ADJUSTMENTS 5 4 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMIC...

Page 23: ...out CCITT filter 34 dB min 40 dB typical for Narrow Residual modulation EUR only 45 dB min 55 dB typical for Wide with CCITT filter 43 dB min 53 dB typical for Middle 40 dB min 50 dB typical for Narro...

Page 24: ...BCFV D A converter IC6 M62363FP Power amplifier Q7 RD07MVS1 T5 Regulator Q21 2SA1577 S5 Regulator Q23 2SB1132 Q24 XP6501 Q25 DTA144EU R5 Regulator Q22 2SA1577 Scrambler IC IC14 FX214LG Depended on ver...

Page 25: ...F 4 Unscrew 2 screws G 5 Take off the chassis unit in the direction of the arrow 6 Remove the cable H from the chassis unit REMOVING THE FRONT UNIT 1 Unscrew 4 screws M 2 Unsolder 11 points N 3 Unplug...

Page 26: ...the attenuator R26 R28 at the 1st mixer circuit Q3 to produce a 46 35 MHz 1st IF signal The 1st IF signal is passed through a monolithic filter FI1 in order to obtain selection capability and to pass...

Page 27: ...quelch is in use and a signal with a mismatched or no subaudible tone is received the tone squelch circuit mutes the AF signals even when noise squelch is open A portion of the DET AF signals from the...

Page 28: ...the transmit power output level and converts it into DC voltage The output voltage is at a minimum level when the antenna impedance is matched at 50 and is increased when it is mismatched The detecte...

Page 29: ...Q19 FM IF IC IC1 IF amplifier Q4 VCO switch Q15 Q16 1st mixer Q3 etc Transmit 5 V converted from the S5V line at the T5 regulator circuit Q21 The output voltage is supplied to the pre drive Q9 APC amp...

Page 30: ...ction and are then applied to the expander circuit to expand AF signals The signals pass through or bypass scrambler IC IC14 and are then applied to the analog switch IC13 pins 8 11 The signals are ap...

Page 31: ...M EXOE BEEP MTDT MTCK NOIS SDEC CDEC Output segment data to the LCD display Outputs serial data to the PLL IC MAIN unit IC6 pin 8 and D A convertor MAIN unit IC6 pin 8 Outputs serial clock signal to t...

Page 32: ...og switch IC13 pins 5 6 control signal to control the scrambler unit High While the scrambler function is ON Low While the microphone mute or AF mute is ON Outputs the analog switch IC13 pins 12 13 co...

Page 33: ...memory data at the same time STARTING SOFTWARE ADJUSTMENT q Connect IC F50 F51 and PC with OPC 966 JIG CABLE w Turn the transceiver power ON e Boot up Windows and click the program group CS F50 ADJ in...

Page 34: ...ance Wide FM deviation Narrow FM deviation Wide Middle NOTE 1 5 4 6 10 11 16 17 18 19 12 9 1 2 3 4 5 6 7 8 12 13 CTCSS DTCS deviation Squelch level Reference frequency Receive sensitivity automaticall...

Page 35: ...PC 966 JIG CABLE RS 232C cable straight IC F50 F51 DB9 female plug incl level converter circuit to an RS 232C port Personal computer to the antenna connector Attenuator 40 dB or 50 dB RF power meter 0...

Page 36: ...mitting 2 0 W 1 0 W EUR 88 Power L1 3 Operating CH CH1 Transmitting 1 0 W FM DEVIATION MOD N Narrow 1 Operating CH CH4 Set the FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 C...

Page 37: ...e adjusted automatically q 1 Set the cursor to BPF ALL on the adjustment program and then push ENTER key q 2 The connected PC tunes BPF T1 BPF T2 to peak levels or w 1 Set the cursor to one of BPF T1...

Page 38: ...L8 6200008090 S COL LQW2BHN68NJ01L B 50 9 4 5 L9 6200007750 S COL LQW2BHN56NJ01L B 47 3 7 7 L11 6200007750 S COL LQW2BHN56NJ01L B 41 3 5 2 L12 6200009350 S COL ELJRE R22G F3 B 43 5 12 8 L13 620000785...

Page 39: ...3 X 10 k T 27 1 3 R157 7030005050 S RES ERJ2GEJ 103 X 10 k B 25 4 3 4 R161 7030005050 S RES ERJ2GEJ 103 X 10 k B 50 9 36 6 R162 7030005040 S RES ERJ2GEJ 472 X 4 7 k B 49 6 36 1 R163 7030005050 S RES E...

Page 40: ...60 S CER ECJ0EC1H030B B 26 2 13 5 C167 4030016930 S CER ECJ0EB1A104K B 21 3 8 9 C168 4030016930 S CER ECJ0EB1A104K B 8 6 6 6 C169 4030016930 S CER ECJ0EB1A104K B 8 8 9 4 C170 4030016930 S CER ECJ0EB1A...

Page 41: ...05170 S RES ERJ2GEJ 474 X 470 k T 16 14 9 R418 7030005170 S RES ERJ2GEJ 474 X 470 k T 5 15 R420 7030005600 S RES ERJ2GEJ 273 X 27 k T 28 8 37 7 R421 7030005090 S RES ERJ2GEJ 104 X 100 k T 30 1 38 R422...

Page 42: ...CER C1608 JB 1A 105K T B 33 8 56 C441 4030016780 S CER ECJ0EB1C153K T 25 7 42 7 C442 4030016930 S CER ECJ0EB1A104K T 24 6 41 4 C443 4030017740 S CER ECJ0EB1E821K T 23 9 42 7 C444 4030016930 S CER ECJ...

Page 43: ...US Stainless NI ZU Nickel zinc 7 1 CABINET PARTS FRONT UNIT REF NO ORDER NO DESCRIPTION QTY R601 7210003130 TP76N97N 13F 10KA 2497 1 VR UNIT REF NO ORDER NO DESCRIPTION QTY MP701 8950005520 2403 9 pin...

Page 44: ...C Glued Not putting glue to the depths of a ditch of MP401 Painting from the lower part Painting with the upper part from a crack The glue must be applied to the areas when the front panel is replaced...

Page 45: ...SB1132 Q Symbol BAQ B E C 2SK1829 Symbol K1 3SK293 Symbol UF TPC6103 Symbol S3C 1 2 3 4 5 6 B C E DTC144EU Symbol 26 B E C E C B 2SC4116 BL Symbol LL E C B 2SC4116 Y Symbol LY E C B 2SK880 Y Symbol XY...

Page 46: ...R184 R110 C172 R189 R122 R121 R133 EP4 R120 C229 R147 R183 R181 R196 C265 C306 C246 EP5 R124 R36 R150 C245 C281 C304 R194 C303 C271 R109 C208 C202 R86 C145 C203 R80 EP1 R89 C143 R101 R100 C141 R6 R5...

Page 47: ...139 C249 C156 R108 C161 C124 C193 C133 C129 C190 C191 C127 C96 C97 R65 C93 R63 C95 R98 C239 C235 C108 R69 R162 R67 C137 R163 C158 EP3 C159 R145 R144 C289 C294 C226 C220 C242 R93 R191 C287 EP6 C140 C15...

Page 48: ...79 R417 C463 R403 R409 R484 R483 C402 R485 R411 R497 C421 R427 C499 C444 R470 R428 R511 C498 C405 C495 C404 R410 R408 R406 C406 R514 R405 C407 R407 C492 R508 C489 C493 C482 C481 R496 R509 C414 C492 C4...

Page 49: ...44 R442 C485 C500 R434 R445 C433 C484 R443 C426 R457 Q413 Q406 Q403 DS404 Q404 MC401 DS402 DS403 Q405 C437 DS406 DS405 H45 H35 H50 H40 H30 H25 H15 H5 H20 H10 0 V75 V65 V55 V45 V35 V25 V70 V60 V50 V40...

Page 50: ...0 V30 V20 V15 V5 V10 0 H30 H25 H15 H5 H20 H10 0 B6034B H30 H25 H15 H5 H20 H10 0 V35 V25 V40 V30 V20 V15 V5 V10 0 1 E S U D T U O F A N O F A W P N O W601 to the FRONT UNIT J402 4 9 3 VR UNIT TOP VIEW...

Page 51: ...O E C I M T E S E R D X R D X T C I M T T P 9 4 CONNECTOR UNIT TOP VIEW BOTTOM VIEW 4 0 7 C 5 0 7 D 3 0 7 C 2 0 7 C 1 0 7 C 3 0 7 D 2 0 7 D 1 0 7 D EP704 B6035C EP703 EP702 EP701 EP705 H15 H5 H10 0 V5...

Page 52: ...4LG IC13 BU4066 DS406 CL 165HR FRONT UNIT MAIN UNIT G R DS404_405 SML A12MT LED CTRL MIC MUTE PTT DET IC405 TA7368F PWR CTRL AF AMP AF VOL BEEP TONE SPON SPON SP1 MC1 PTT CONNECTOR AFO AFO MIC PTT VCC...

Page 53: ...164 4 7 k C232 0 01 R163 10 k R166 2 2 k R165 10 k VCC 5V S5V S5V VCC VCC 5V C230 0 001 C307 0 1 C237 00 1 C238 4 7 C239 0 1 R191 100 k C287 0 1 C224 22 R184 100 k R154 150 k R148 68 k C240 0 001 C220...

Page 54: ...Q S QS CPU5 CPU5 CPU5 CPU5 CPU5 CPU5 MD CPU5 CPU5 R457 470 R458 1 k R455 100 4 8 0 Backlight ON Backlight OFF RES CLI CLO MD PTT CPU5 CPU5 CPU5 CPU5 CPU5 CPU5 CPU5 CPU5 MCON D403 MA2S111 R403 1 k D401...

Page 55: ...C 2 0 7 D 5 0 0 1 M R V A B B A T M 0 8 0 C 4 0 7 C 1 0 0 0 5 0 7 D 5 0 0 1 M R V A B B A T M 0 8 0 C 3 0 7 D 5 0 0 1 M R V A B B A T M 0 8 0 C 4 0 7 D 5 0 0 1 M R V A B B A T M 0 8 0 C 2 0 7 C 1 0 0...

Page 56: ...lenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Unit 1 103 Garden Road Clayton VIC 3168 Austr...

Page 57: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14007IZ C1 e 2003 2006 Icom Inc...

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Icom VHF IC-F50, Service Manual Addendum

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Summary of Contents for VHF IC-F50

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