Icom IC-F1721D Service Manual Download

Page: 42 / 48

10 - 1

SECTION 10

BLOCK DIAGRAM

IF IC

LVIN

RSSI

TMUT

NOIS

IC12: TA31136FN

136 – 174 MHz

REF

45.9 MHz

DET

SQIN

46.35 MHz

182.35 – 220.35 MHz

RSSI

S-AV32: IC-F1721/D, F1821/D
S-AV33: IC-F1710, F1810

15.3 MHz

BAL

MOD

DIGITAL CPU

DIGITAL DSP

CDEC

T8V
REG

R8V
REG

+5V
REG

+8V
REG

REG

3VB

3VC

3VA

VCC

POWER

TMS320VC5416PGE120

SIGNAL

FI3

Q3: 2SC4215

Q28: DTC144EU
Q29: DTC363EK
D34: MA2S111
D36: DAN202U

VCC

CENC

DUSE

DTCS
SW

I/O

D0-D7

DMMT
DRMT

I/O

EXT

SCK
SSO

TXC

LV
ADJ

ADJ

RLVA

TLVA

RLVA

TLVA

MAIN CPU

CPU5
REG

H_OUT1
H_OUT2

HANG
MMUT
VCC

C_RES

BUSY

3VA
CTS

RTS

GND

RXD
TXD

H_GND

J11

SCK

DSDA

DTMF
DECODE

D19, D20
MA77

D23, D26
HVC375B x 2

D17, D18
HVC350B x 2

D16: HSB88WS
L22, L23: 617DB x 2

D/A

IC30
M62334FP

SDEC

IC6
LC73872M

BEEP

Q7: DTC144EU

IC41

VCON

CLKIN

IC40
AN78L05M

IC31: XC62048332M

IC32: R1114N151B

IC33: XC6204B332M

IC36

TA7808F

Q34
2SD1664

Q30: 2SA1577

Q31: 2SB1132

IC20
HD64F2239TE16

IC23
HD64F2268TF

AFO

MFDA
FMDA

CLI
CLO
PTT

AFO

MIC

POSW

FRONT CPU

HD64F3687

IC3

DIAL

AF VR

DIUD

DICK

AFVI

IC5
TC75S51F

MIC

FRONT
UNIT

MAIN UNIT

IC-F1721D/F1821D only

RDAT

MMUT
RMUT

KS0
KS1
KS2

OPF0
OPF1
OPF2

DISC

Tx 272 – 348 MHz
Rx 364.7 – 440.7 MHz

KYP2

KYP0
KYP1

KYP3
KYP4

KYUP
KYDN

D-SUB25

RCK

PWR

POSW

PWON

MD1

PWR

DAFON

CSO
CIRQD

PTTOT

S00

CCS

CCK
PTTI

BUSY

Q13, 14: PMBFJ310 x 2

Q10: 2SC4215

IC7

DS1

CPU5

L4-0013TVY-1

KR3

KR2

KR1

KR0

RDAT

RCK

ALC

COM-
PRESSOR

PRE
EMPHA

Scramble
Encode

DMI

LINER
CODEC

TMUT

TXC

MOD

DMO

FM/PM
SWITCH

MICA

TONE

D/A

MOD

to TX VCO

D/A

to TCXO

BAL

DASW

FMPM

DFIL

DASW

DET

DAFO

Decode

Scramble

EXPANDER

RMTO

D/A

IC2
AK2346

D/A

TENC

SENC

MOD

VCO SW

TENC

D/A

BEEP

TXC

CONTROL LINE

DIGITAL

IC15
NJM2711F

CFWC450E

EXT MIC

LPF

ANT
SW

PWR

AMP

FIL

RIPPLE

PLL
IC

BPF

RF
AMP

APC
AMP

BPF

XTAL

IF
AMP

BPF

CERAMIC

BUFF

LPF

YGR

AMP

TX/RX
SW

AMP

BPF

CERAMIC

LCD

DRIVER

LPF

AMP

A/D

BPF

CERAMIC

IF
AMP

AF
AMP

AMP

LPF

RESET

BUFF

EEPROM

BUFF

LPF

BPF

LPF

EEPROM

AMP

LCD

ALC
AMP

MIC
AMP

HPF

LIMIT
AMP

LPF

AMP

LPF

AMP

LPF

HPF

AMP

LPF

FIL

LOOP

AMP

PWR

DET

D38, D40
1SS375 x 2

X2
CR-794

MUTE
SW

D41: MA2S728

D31: UM901F
D27: MA77

IC29

Q9
2SC4116

IC4
LMX2352TM

Q1
2SC4116

X4
CDBC450CX24

3SK293

Q24

IC37
TA75S01F

FI4
FL-380

Q6
2SC4215

FI2

CFWM450G

Q22
2SC5107

Q20

2SC5107

Q4
2SK880

Q23
2SC3356

IC1

NJM12902V

FI1
CFWM450E

AGC

Q26: 2SK1829

WIDE

D2, D4: DAN202U

SED1526FOA

IC1

NJM12902V

IC1

NJM12902V

Q42
2SJ377

IC16
AD7476ARTZ

IC39
TA8225L

SP1

IC38

LA4425A

CR-765

IC9

NJM12902V

IC24

S-80928CNMC

X6
CR-771

IC19

NJM2711F

IC21
TC7MET374AFK

IC25
TC7MET541AFK

IC28
HN58X2416TI

IC22
TC7S04F

TXVCO

Q12: 2SC4226

D8, D9: HVC376B x 2

D13

HVC375B

X3
CR-563

IC26
HN58X24128FPI

X5
CR-520

OPC-1414

X1
CR-520

POWERSW

DAN202K

D14

MUTE

IC34

TA75S01F

TC4W53F

IC8

IC9
AN6123MS

IC44
TA75S01F

IC18
AK4550VT

BU40538CFV

IC42

IC13
NJM2115V

IC43
BU40538BCFV

IC8
M62363FP

BU40538CFV

IC42

CP7

BU40538CFV

IC42

IC8
M62363FP

IC9
NJM12902V

D12: 1SV239

Q19
2SC5107

D11

HVC375B

Q46, Q47
2SC4116 x 2

RXVCO

Q11: 2SC4226

D6, D7: HVC376B x 2

Q17: DTC144EU
Q18: XP1214

Q21: 2SC5107

IC8
M62363FP

AFON

AFONO

HLC

COMMON LINE

Explanatory notes

VOLTAGE LINE

TX LINE

RX LINE

DATA LINE

Summary of Contents for IC-F1721D

Page 1: ...VHF MOBILE TRANSCEIVERS iC f1721 d iC f1710 iC f1821 d iC f1810 SERVICE MANUAL ...

Page 2: ...liquids DO NOT reverse the polarities of the power supply when connecting the transceiver DO NOT apply an RF signal of more than 20 dBm 100mW to the antenna connector This could damage the trans ceiver s front end REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is dis connected from its power source 3 DO NOT fo...

Page 3: ...ROCEDURES 5 1 PREPARATION 5 1 5 2 LCD CONTRAST ADJUSTMENT 5 4 5 3 SOFT WARE ADJUSTMENT 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9 1 FRONT A UNIT for IC F1700 series 9 1 9 2 FRONT B UNIT for IC F1800 series 9 1 9 3 MAIN UNIT 9 1 SECTION 10 BLOCK DIAGRAM SECTION 11 VOLTAGE DIAGRAM 11 1 FRONT A UNIT for IC F1700 s...

Page 4: ...IVER Receive system Double conversion superheterodyne system Intermediate frequencies 1st IF 46 35 MHz 2nd IF 450 kHz Sensitivity 0 25 µV 119 dBm typical at 12 dB SINAD USA GEN 4 dBµV emf typical at 20 dB SINAD EUR Adjacent channel selectivity 70 dB min 80 dB typical for Wide and Middle 60 dB min 75 dB typical for Narrow Spurious response 70 dB min 80 dB typical Intermodulation rejection ratio 70 ...

Page 5: ... IC F1721 D F1821 D S AV33 for IC F1710 F1810 DTMF decoder IC6 LC7382M FM IF IC IC12 TA31136FN RF amplifier Q24 3SK293 YGR amplifier Q23 2SC3356 Reference crystal oscillator X2 CR 794 15 3 MHz APC circuit VCO switch circuit Q17 XP1214 Q18 DTC144EU Low pass filter IC1 NJM129024 A D converter IC16 AD7476ARTZ for IC F1721D IC F1821D only Digital DSP IC41 TMS320VC5416PGE120 for IC F1721D IC F1821D onl...

Page 6: ...CD driver IC7 SED1526F0A Reset IC IC2 S 80942CNMC Mic switch IC8 TC4W53F Q3 2SC4116 Q4 DTC114TU Q5 DTC114TU Front CPU IC3 HD64F3687 Reset IC IC2 S 80942CNMC LCD driver IC7 SED1526F0A Mic amplifier IC5 TC75S51F Mic switch IC8 TC4W53F ALC amplifier IC9 AN6123MS Backlight dimmer control Q3 2SC4116 Q4 DTC114TU Q5 DTC114TU Front CPU IC3 HD64F3687 ...

Page 7: ...unit in the direction of the arrow REMOVING THE MAIN UNIT 1 Remove the bushing L w Remove the MAIN unit in the direction of the arrow J1 J6 A B C D D L E F BEFORE REMOVING THE MAIN UNIT 1 Unscrew 8 screws E and remove the shield plate F G H I J K 2 Unscrew 4 screws G and remove the shield cover H 3 Unsolder 3 points I and 5 points J 4 Remove 2 clips K Continue to right above ...

Page 8: ...ed frequency of the 1st IF signal with the PLL output fre quency By changing the PLL frequency only the desired frequency passes through a monolithic filter at the next stage of the 1st mixer The RF signals from the bandpass filter are mixed with the 1st LO signals where come from the RX VCO circuit Q11 D6 D7 via the LO amplifier Q21 and low pass filter L24 C246 C264 at the 1st mixer circuit D16 L...

Page 9: ...uts out AF signals when no RF signals are received By detecting noise components in the AF sig nals the squelch circuit switches the AF amplifier controller Some noise components in the AF signals from the FM IF IC IC12 pin 9 are passed through the D A converter IC8 pins 1 2 The signals are applied to the active filter section in the FM IF IC IC12 pin 8 The active filter section filters and amplif...

Page 10: ...ed at resistors R158 R159 R162 and are then pass through the low pass filter IC9 pins 8 10 The filtered signals are applied to the D A converter IC8 pins 9 10 and are then mixed with the filtered microphone audio signals The mixed signals are applied to the D A converter IC8 pin 3 4 after pass through the low pass filter IC1 pins 4 13 The output signal from D A converter IC8 pin 3 are applied to t...

Page 11: ...switch D19 D20 Then the receive 1st LO Rx signal is applied to the 1st mixer L22 L23 D16 and the transmit Tx signal to the YGR amplifier circuit Q23 A portion of the signal from the buffer amplifier Q20 is fed back to the PLL IC IC4 pin 6 via the doubler circuit Q19 as the comparison signal 4 4 4 4 POWER SUPPLY CIRCUITS Line Description HV The voltage from a DC power supply VCC The same voltage as...

Page 12: ...n 11 is applied to the IF amplifier Q3 and is then amplified at the IF amplifier IC15 pins 1 4 after pass through the bandpass filter FI3 The amplified signal is applied to the DSP IC IC41 via the A D converter IC16 pin 3 The signal is processed at the DSP IC IC41 and is then applied to the LINER CODEC IC IC18 pin 16 to convert into an analog audio signal Output signal from the LINER CODEC IC IC18...

Page 13: ...WON Outputs control signal for the power switch circuit Q41 Q42 Low While power ON 43 SENC Outputs single tone encoder signal Pin number Port name Description 44 BEEP Outputs beep audio signals 45 SDEC Input port for single tone decode signal from the base band IC IC2 pin 21 46 CDEC Input port for CTCSS DTCS signal from the LPF IC1 pin 7 47 ULCK Input port for the PLL unlock signal Low The PLL cir...

Page 14: ...IC30 Pin number Port name Description 1 T1 Outputs the bandpass filters D23 D26 tuning signal 2 T2 Outputs the bandpass filters D17 D18 tuning signal Outputs the TX power control signal which selects TX output power of HIGH LOW1 or LOW2 The output signal is applied to the APC amplifier IC37 pin 1 3 TXLVA Outputs TX VCO lock voltage 4 RXLVA Outputs RX VCO lock voltage 4 6 3 D A CONVERTER MAIN UNIT ...

Page 15: ...om CS F1700 ADJ y After the installation is completed the InstallShield Wiz ard Complete will appear Then click Finish u Eject the CD i Program group CS F1700 ADJ appears in the Programs folder of the start menu and CS F1700 ADJ icon ap pears on the desk top screen BEFORE STARTING SOFTWARE ADJUSTMENT Program the adjustment frequencies into the transceiver using with the CS F1700 before starting th...

Page 16: ...ensitivity automatic NOTE 3 PLL lock voltage for RX automatic 4 PLL lock voltage for TX automatic 5 PLL lock voltage for RX manual 6 PLL lock voltage for TX manual 7 S meter adjustment 8 Digital RSSI 9 Deviation narrow 0 Deviation wide middle 1 Deviation digital 2 DSP frequency 3 Base band frequency 4 2 5 TONE deviation The above values for settings are example only Each transceiver has its own sp...

Page 17: ...F power meter 50 Ω 1 75 W DC power supply 13 6 13 2 V 20 A Frequency counter PC to the MIC connector to an RS 232C port OPC 1122 JIG CABLE RS 232C cable straight IC F1721 D F1710 IC F1821 D F1810 AC millivoltmeter Audio generator Audio generator 300 Hz to 3 kHz AC millivoltmeter MICE MIC PTT PTT switch PTTE Add a jumper wire here OPC 1122 JIG CABLE Electrolytic capacitor 47µF OPC 1122 Cloning cabl...

Page 18: ...T VALUE UNIT LOCATION UNIT ADJUST LCD CONTRAST 1 Operating freq Receiving 155 000 MHz FRON Connecta digital multimeter or an oscillo scope to the check point CONTRAST 2 0 V FRONT R59 CONVENIENT The PLL lock voltage can be adjustment automatically Set the cursor to RX LVA TX LVA and then push ENTER key CONTRAST CHCK POINT R53 CONTRAST ADJUSTMENT FRONT PANEL A FRONT PANEL B ...

Page 19: ...e LVIN item on the CS F1700 ADJ s screen 3 0 4 8 V Verify 4 Transmitting 2 0 3 0 V Verify REFERENCE FREQUENCY REF Operating CH CH 7 Rear panel Loosely couple a frequency counter to the antenna connec tor 174 000000 MHz Connect an RF power meter or 50 Ω dummy load to the antenna connector Transmitting DSP FREQUENCY Dig REF IC F1721D F1821D only Operating CH CH 9 MAIN unit Connect a frequency counte...

Page 20: ...Set a modulation analyzer as HPF LPF De emphasis Detector OFF 20 kHz OFF P P 2 Push P0 while transmitting FM DEVIATION NARROW MOD N C 1 Operating CH CH 4 Rear panel Connect a modulation ana lyzer to the antenna connector through an attenuator 2 10 kHz Connect an audio generator to the MIC connector and set as 1 0 kHz 40 mVrms Set a Modulation analyzer as HPF LPF De emphasis Detector Transmitting O...

Page 21: ...only 2 Operating CH Transmitting CH 12 2 85 kHz Digital MOD Dig H IC F1721D F1821D only 3 Operating CH Transmitting CH 9 2 85 kHz CTCSS DTCS DEVIATION CTCSS DTCS 1 Operating CH CH 5 Rear panel Connect a modulation ana lyzer to the antenna connector through an attenuator 0 70 kHz No audio applied to the MIC connector Set a modulation analyzer as HPF LPF De emphasis Detector Transmitting OFF 20 kHz ...

Page 22: ...and w 2 to perform additional BPF tuning Digital RSSI Dig RSSI IC F1721D F1821D only 1 Operating CH CH 12 Push the ENTER key on the connected computer s keyboard to set Dig RSSI level Connect the SSG to the antenna connec tor and set as Frequency Level Modulation Receiving 136 000 MHz 0 18 µV 122 dBm No modulation S METER RSSI 1 Operating CH CH 13 Push the ENTER key on the connected computer s key...

Page 23: ...25 V 1 2 MΩ B 57 9 33 2 R58 7030003810 S RES ERJ3GEYJ 125 V 1 2 MΩ B 54 2 29 8 R59 7310002820 S TRI RV 158 RH03A3AS5 474 B 55 32 2 R60 7030005240 S RES ERJ2GEJ 473 X 47 kΩ B 14 5 10 7 R61 7030005090 S RES ERJ2GEJ 104 X 100 kΩ B 19 7 8 6 R62 7030004980 S RES ERJ2GEJ 101 X 100 Ω B 21 3 8 6 R63 7030005160 S RES ERJ2GEJ 105 X 1 MΩ B 26 8 4 7 R64 7030005220 S RES ERJ2GEJ 223 X 22 kΩ B 26 5 10 2 R65 703...

Page 24: ...CJ0EB1C103K B 85 4 23 C17 4030016930 S CER ECJ0EB1A104K B 83 8 22 8 C18 4030017420 S CER ECJ0EC1H470J B 103 4 8 2 C28 4030017460 S CER ECJ0EB1E102K B 63 4 24 6 C30 4030016930 S CER ECJ0EB1A104K B 82 6 7 5 C31 4030017460 S CER ECJ0EB1E102K B 92 7 4 5 C33 4030017460 S CER ECJ0EB1E102K B 4 1 16 4 C35 4030017420 S CER ECJ0EC1H470J B 94 7 4 5 C36 4030017460 S CER ECJ0EB1E102K B 21 25 7 C37 4030017420 S...

Page 25: ...16 F1721D F1821D only T 111 30 5 IC21 1130011620 S IC TC7MET374AFK EC F1721D F1821D only B 122 14 IC22 1130003830 S IC TC7S04F TE85R F1721D F1821D only T 120 21 3 IC23 1140010190 S IC HD64F2268TF B 100 3 60 1 IC24 1110005730 S IC S 80928CNMC G8Y T2 F1721D F1821D only T 116 17 5 IC25 1130011600 S IC TC7MET541AFK EC F1721D F1821D only B 122 8 IC26 1140009240 S IC HN58X24128FPI B 80 7 69 7 IC28 11300...

Page 26: ...B 90 4 27 3 L1 6200004660 S COL MLF1608A 1R8K T T 76 4 63 3 L2 6200003540 S COL MLF1608D R22K T B 35 4 27 6 L3 6200004480 S COL MLF1608D R82K T B 30 1 27 6 L4 6200005690 S COL ELJRE 18NG F B 75 57 8 L6 6200007170 S COL MLF1608A 3R3K T T 50 9 55 3 L7 6200008400 S COL 0 35 1 6 6TL 36N T 54 7 56 1 L8 6200003640 S COL MLF1608E 100K T T 50 9 52 7 L9 6200002610 S COL NL 252018T R47J T 66 52 7 L10 620000...

Page 27: ... only B 90 6 20 3 R123 7030009290 S RES ERJ2GEJ 562 X 5 6 kΩ F1721D F1821D only B 85 5 15 R124 7030005040 S RES ERJ2GEJ 472 X 4 7 kΩ F1721D F1821D only B 84 17 3 R125 7030005090 S RES ERJ2GEJ 104 X 100 kΩ T 74 2 42 9 R126 7030005240 S RES ERJ2GEJ 473 X 47 kΩ T 72 4 42 9 R127 7030007290 S RES ERJ2GEJ 222 X 2 2 kΩ B 71 2 45 7 R128 7030005110 S RES ERJ2GEJ 224 X 220 kΩ B 48 7 43 R129 7030005090 S RES...

Page 28: ...005040 S RES ERJ2GEJ 472 X 4 7 kΩ T 27 7 68 R279 7030005170 S RES ERJ2GEJ 474 X 470 kΩ T 26 7 65 6 R280 7030005050 S RES ERJ2GEJ 103 X 10 kΩ T 26 2 64 2 R281 7030007280 S RES ERJ2GEJ 331 X 330 Ω T 64 7 99 7 R282 7030005090 S RES ERJ2GEJ 104 X 100 kΩ B 17 1 62 1 R283 7030005090 S RES ERJ2GEJ 104 X 100 kΩ B 15 62 1 R284 7030005050 S RES ERJ2GEJ 103 X 10 kΩ B 16 6 60 8 R285 7030005120 S RES ERJ2GEJ 1...

Page 29: ...00460 S TAN TEESVA 1C 105M8L T 49 8 37 3 C12 4030016930 S CER ECJ0EB1A104K T 148 2 9 1 C13 4550000460 S TAN TEESVA 1C 105M8L T 51 9 37 3 C14 4030017420 S CER ECJ0EC1H470J T 44 8 35 2 C15 4030017420 S CER ECJ0EC1H470J T 42 7 24 7 C16 4030017420 S CER ECJ0EC1H470J T 45 4 33 4 C17 4030017420 S CER ECJ0EC1H470J T 43 7 24 7 C18 4030017420 S CER ECJ0EC1H470J T 46 1 35 2 C19 4030016970 S CER ECJ0EB1C223K...

Page 30: ...150J T 36 9 41 5 C204 4030017350 S CER ECJ0EC1H020B T 36 6 45 1 C205 4030017460 S CER ECJ0EB1E102K B 36 6 43 1 C206 4030017460 S CER ECJ0EB1E102K T 114 59 6 C207 4030016780 S CER ECJ0EB1C153K T 118 5 56 6 C208 4030017450 S CER ECJ0EB1E271K T 113 6 58 6 C209 4030017420 S CER ECJ0EC1H470J F1721D F1821D only B 92 8 6 5 C210 4030017460 S CER ECJ0EB1E102K F1721D F1821D only B 91 1 22 2 C212 4030016930 ...

Page 31: ...V1CA100SR T 101 58 C367 4030016930 S CER ECJ0EB1A104K F1721D F1821D only T 107 7 12 5 C368 4030016930 S CER ECJ0EB1A104K F1721D F1821D only T 103 3 12 1 C369 4550005980 S TAN TEESVA 1A 475M8L F1721D F1821D only B 104 9 16 C370 4550005980 S TAN TEESVA 1A 475M8L F1721D F1821D only T 108 2 16 C371 4550005980 S TAN TEESVA 1A 475M8L F1721D F1821D only T 104 5 16 C372 4030016930 S CER ECJ0EB1A104K F1721...

Page 32: ... 2 106 1 C505 4030017420 S CER ECJ0EC1H470J B 131 106 1 C508 4030017420 S CER ECJ0EC1H470J B 110 8 106 6 C509 4030017420 S CER ECJ0EC1H470J T 101 87 3 C511 4030017420 S CER ECJ0EC1H470J T 101 4 106 7 C513 4030017420 S CER ECJ0EC1H470J B 140 106 5 C515 4030017030 S CER ECJ0EB1A273K T 100 3 70 4 C516 4030017390 S CER ECJ0EC1H180J B 49 9 62 3 C517 4030017400 S CER ECJ0EC1H220J T 78 9 104 7 C519 40300...

Page 33: ...D contact SRCN 2781 SP N W 2 MP1 8930064190 2781 front key 1 MP2 8930064220 2781 knob rubber 1 MP3 8930064260 2781 LCD holder Y753 1 MP5 8210021190 2781 reflector 1 MP6 8930064370 2781 T angle 1 MP7 8210021440 2781 T front panel assembly 1 MP8 8930064520 2781 UP DOWN key 1 MP10 8930064380 2781 10 key 1 MP11 8610012160 Knob N324 1 MP12 8810008760 Screw PH BT M2 8 NI ZU 6 MP14 8930064890 2781 T shee...

Page 34: ... F MP19 F MP5 F MP2 F MP9 F DS1 F EP1 F EP1 F MP3 F MP18 F MP10 F SP1 F MP1 F MP12 F W2 F W2 F W1 F W1 F J11 M J1 C MP1 C J15 M W1 F MP8 C MP4 C MP5 M MP5 C MP5 C IC29 M MP6 C J11 M J11 M MP4 M MP6 M MP2 M MP10 M MP11 M EP9 M EP10 M MP3 C MP3 C MP3 C MP3 C W3 M MAIN UNIT Black Red MP7 C MP7 C MP7 C MP7 C MP3 C MP2 C MP3 C MP9 C MP3 C MP3 C FRONT B UNIT MP2 F MP22 F MP12 F MP5 F MP6 F MP12 F MP18 F...

Page 35: ...ymbol UF Symbol U73 Symbol 16 B E C DTC114EUA T106 Symbol 04 B E C DTC114TUA T106 Symbol 04 Symbol 26 Symbol H27 Symbol 9H Symbol 50 Symbol 5N S D G D S G2 G1 PMBFJ310 B C E B E C D G S A C A C A C A C A C A C A C A C A C A C BLACK LINE UM9401F MA8056 M MA77 MA2S728 MA2S111 HVC376B HVC375B HVC350B 1SV239 1SS375 TL Symbol 5 6 Symbol none Symbol 4B Symbol B Symbol A Symbol B9 Symbol B8 Symbol B0 HVC...

Page 36: ...0 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H0 V0 V5 V10 V15 V25 V30 V35 V20 V40 to MIC JACK CLO PTT MIC CLI 8V AFO MICE GND J2 7 8 1 2 9 1 FRONT A UNIT for IC F1700 series TOP VIEW The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board ...

Page 37: ...configuration as the actual P C Board to MAIN UNIT AFO MIC POSW MFDA GND SLQ GND MICE FMDA 8V GND VCC J1 12 11 2 1 H0 V5 V10 V15 V0 V25 V30 V35 V20 V40 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 FRONT A UNIT BOTTOM VIEW for IC F1700 series ...

Page 38: ...H120 H125 H130 H135 H140 H145 H150 H155 H160 H165 H0 V5 V10 V15 V0 V25 V30 V35 V20 V40 to MIC JACK CLO PTT MIC CLI 8V AFO MICE GND J2 7 8 1 2 AF VOLUME 9 2 FRONT B UNIT for IC F1800 series TOP VIEW The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board ...

Page 39: ...5 H160 H155 H150 H145 H140 H135 H130 H125 H120 H115 H110 H105 H100 H95 H90 H85 H80 H75 H70 H65 H60 H55 H50 H45 H40 H35 H30 H25 H20 H15 H10 H5 H0 9 4 FRONT B UNIT BOTTOM VIEW for IC F1800 series The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board ...

Page 40: ... J1 1 30 16 J2 15 PTTI PTTO MCOT MCIN AUX BUSY MOWN SIG OPT1 OPT2 OPT3 OPV3 OPV2 OPV1 TMS TDI 3VAX TCK EMU1 TRST GND TDO EMUO VCC DIM HORN GND AFO GND DET GND IN GND PTT GND 5V VCC AMMT AFONO BEPO ARMT DISC AFOUT REM CCS IRQA CSO CSIA CCK AFO MIC POSW MFDA GND VCC GND GND FMDA 8V GND VCC to OPC 617 11 1 J8 1 9 2 10 J3 GND GND GND ESDA ESCL VCC J10 1 2 5 6 to GPS PGO1 PGI2 IGSW NTXD PGO2 PGI3 PGI1 ...

Page 41: ... V50 V55 V40 V65 V70 V75 V60 V80 V90 V95 V100 V85 V105 V110 V115 SP SP EXT SPEAKER 25PIN Connector 1 14 2 15 3 16 4 17 5 18 6 19 7 20 8 21 9 22 10 23 11 24 12 13 25 H_OUT2 TXD RXD RTS CTS GND VCC MMUT H_OUT1 H_GND RDAT BUSY 3VA RCK HANG The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board MAIN UNIT BOTTOM VIEW ...

Page 42: ...o TX VCO D A to TCXO BAL DASW FMPM DFIL DASW DET DAFO Decode Scramble EXPANDER RMTO D A IC2 AK2346 D A D A TENC SENC MOD VCO SW TENC D A BEEP TXC CONTROL LINE DIGITAL IC15 NJM2711F CFWC450E EXT MIC LPF ANT SW PWR AMP FIL RIPPLE PLL IC X3 BPF BPF BPF RF AMP APC AMP BPF XTAL IF AMP BPF CERAMIC BUFF BUFF BUFF LPF YGR AMP TX RX SW AMP BPF CERAMIC LCD DRIVER LPF AMP AMP A D BPF CERAMIC IF AMP AF AMP AF...

Page 43: ...EG67 60 SEG76 61 SEG66 62 SEG65 63 SEG61 64 SEG60 65 SEG59 66 SEG58 67 SEG57 68 SEG53 69 SEG52 70 SEG75 71 SEG51 72 SEG50 73 SEG46 74 SEG45 75 SEG44 76 SEG43 77 SEG39 78 SEG38 79 SEG74 80 SEG37 81 SEG36 82 SEG31 83 SEG30 84 SEG29 85 SEG28 86 SEG27 87 SEG22 88 SEG21 89 SEG73 90 SEG20 91 SEG19 92 SEG14 93 SEG13 94 SEG12 95 SEG11 96 SEG10 97 SEG5 98 SEG4 99 SG72 100 SEG3 101 SEG2 102 COM12 103 COM11 ...

Page 44: ...9 SEG67 60 SEG76 61 SEG66 62 SEG65 63 SEG61 64 SEG60 65 SEG59 66 SEG58 67 SEG57 68 SEG53 69 SEG52 70 SEG75 71 SEG51 72 SEG50 73 SEG46 74 SEG45 75 SEG44 76 SEG43 77 SEG39 78 SEG38 79 SEG74 80 SEG37 81 SEG36 82 SEG31 83 SEG30 84 SEG29 85 SEG28 86 SEG27 87 SEG22 88 SEG21 89 SEG73 90 SEG20 91 SEG19 92 SEG14 93 SEG13 94 SEG12 95 SEG11 96 SEG10 97 SEG5 98 SEG4 99 SG72 100 SEG3 101 SEG2 102 COM12 103 COM...

Page 45: ...TT RSSID BUSY CTSI RTSI DTXD DRXD VCC DMMT DAFON DRMT DAFO CCS IRQD CSO GND GND CSID CCK DFIL 5V DMO DMI MD2 C_RES TXD2 RXD2 3VA R138 R143 R164 R168 C175 C181 C209 C210 C212 C215 USA 02 USA 03 R143 10k R144 R146 C183 C187 USA 02 USA 03 R171 C236 USA 02 USA 03 USA 02 USA 03 USA 02 USA 03 R199 R201 R204 R221 R223 R446 R448 C251 C254 C531 R533 USA 02 USA 03 R205 R207 R224 R236 USA 02 USA 03 R268 R273...

Page 46: ...26 2SK1829 D22 MA2S111 D25 DA221 D24 MA2S111 D23 HVC375B D26 HVC375B D17 HVC350B D18 HVC350B L28 56nH C364 6p C360 0 001 D20 MA77 Q21 2SC5107 C263 0 001 R217 8 2k L29 82nH L27 82nH R215 8 2k R213 100 C262 0 001 Q20 2SC5107 C167 0 001 C153 220p C155 0 01 C241 0 1 C243 47p C257 0 001 C289 1p C284 390p C377 470p C378 0 001 C379 0 001 C380 0 001 C381 0 001 C390 0 001 C403 0 001 C433 0 001 D19 MA77 D41...

Page 47: ...ca Inc Glenwood 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 Icom Canada A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 61 03 9387 0666 Fax 61 03 9387 0022 URL http www icom net au E mail sales icom net au Icom Australia Pty Ltd 146A Harris Road East Tamaki Auck...

Page 48: ...S 14118MZ C1 2004 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan ...

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