background image

S.=Surface mount

[MAIN UNIT]

[MAIN UNIT]

R195

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R196

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R197

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R198

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R199

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R200

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R201

7030003400 S.RESISTOR

ERJ3GEYJ 471 V (470 

R202

7030000440 S.RESISTOR

MCR10EZHJ 3.3 k

A

7030000480 S.RESISTOR

MCR10EZHJ 6.8 k

(682)

B

R203

7030000440 S.RESISTOR

MCR10EZHJ 3.3 k

A

7030000480 S.RESISTOR

MCR10EZHJ 6.8 k

(682)

B

R204

7030003520 S.RESISTOR

ERJ3GEYJ 472 V (4.7 k

R205

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R209

7510001470 S.THERMISTOR NTCG20 4AG 473JT

R210

7030005871 S.RESISTOR

ERA3YKD 104V (100 k

R211

7030003290 S.RESISTOR

ERJ3GEYJ 560 V (56 

R212

7030003380 S.RESISTOR

ERJ3GEYJ 331 V (330 

)

R213

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R214

7030003460 S.RESISTOR

ERJ3GEYJ 152 V (1.5 k

R215

7030003400 S.RESISTOR

ERJ3GEYJ 471 V (470 

R216

7030003460 S.RESISTOR

ERJ3GEYJ 152 V (1.5 k

R217

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R218

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R219

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R220

7030003640 S.RESISTOR

ERJ3GEYJ 473 V (47 k

R221

7030003640 S.RESISTOR

ERJ3GEYJ 473 V (47 k

R222

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R223

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R224

7030003280 S.RESISTOR

ERJ3GEYJ 470 V (47 

R225

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R226

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R227

7030003800 S.RESISTOR

ERJ3GEYJ 105 V (1 M

R228

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R229

7030003800 S.RESISTOR

ERJ3GEYJ 105 V (1 M

R230

7030003660 S.RESISTOR

ERJ3GEYJ 683 V (68 k

)

R231

7030004050 S.RESISTOR

ERJ3GEYJ 1R0 V (1 

)

R232

7030003630 S.RESISTOR

ERJ3GEYJ 393 V (39 k

R234

7030003550 S.RESISTOR

ERJ3GEYJ 822 V (8.2 k

R235

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R236

7030003450 S.RESISTOR

ERJ3GEYJ 122 V (1.2 k

R237

7030003780 S.RESISTOR

ERJ3GEYJ 684 V (680 k

R238

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R240

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R241

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R242

7030003630 S.RESISTOR

ERJ3GEYJ 393 V (39 k

R243

7030003670 S.RESISTOR

ERJ3GEYJ 823 V (82 k

R244

7030003750 S.RESISTOR

ERJ3GEYJ 394 V (390 k

R245

7030003710 S.RESISTOR

ERJ3GEYJ 184 V (180 k

R247

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R248

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R249

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R250

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R251

7030003760 S.RESISTOR

ERJ3GEYJ 474 V (470 k

R252

7030003400 S.RESISTOR

ERJ3GEYJ 471 V (470 

R261

7030005160 S.RESISTOR

ERJ2GEJ 105 X (1 M

R262

7030005160 S.RESISTOR

ERJ2GEJ 105 X (1 M

R263

7030005160 S.RESISTOR

ERJ2GEJ 105 X (1 M

R264

7030005070 S.RESISTOR

ERJ2GEJ 683 X (68 k

R265

7030008290 S.RESISTOR

ERJ2GEJ 183 X (18 k

R266

7030005240 S.RESISTOR

ERJ2GEJ 473 X (47 k

R267

7030005600 S.RESISTOR

ERJ2GEJ 273 X (27 k

R268

7030005050 S.RESISTOR

ERJ2GEJ 103 X (10 k

R269

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R270

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R271

7030003320 S.RESISTOR

ERJ3GEYJ 101 V (100 

R285

7030003320 S.RESISTOR

ERJ3GEYJ 101 V (100 

R287

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R290

7030003420 S.RESISTOR

ERJ3GEYJ 681 V (680 

R291

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R297

7030005651 S.RESISTOR

ERA3YKD 304V (300 k

R298

7030005871 S.RESISTOR

ERA3YKD 104V (100 k

R304

7030003600 S.RESISTOR

ERJ3GEYJ 223 V (22 k

R310

7030003550 S.RESISTOR

ERJ3GEYJ 822 V (8.2 k

R311

7030003360 S.RESISTOR

ERJ3GEYJ 221 V (220 

R312

7030003720 S.RESISTOR

ERJ3GEYJ 224 V (220 k

R313

7030003800 S.RESISTOR

ERJ3GEYJ 105 V (1 M

R314

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R315

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R316

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R317

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R318

7030003520 S.RESISTOR

ERJ3GEYJ 472 V (4.7 k

R319

7030003590 S.RESISTOR

ERJ3GEYJ 183 V (18 k

R320

7030003760 S.RESISTOR

ERJ3GEYJ 474 V (470 k

R321

7030003560 S.RESISTOR

ERJ3GEYJ 103 V (10 k

R322

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R323

7030005220 S.RESISTOR

ERJ2GEJ 223 X (22 k

R324

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R325

7030005120 S.RESISTOR

ERJ2GEJ 102 X (1 k

R326

7030005120 S.RESISTOR

ERJ2GEJ 102 X (1 k

R327

7030005120 S.RESISTOR

ERJ2GEJ 102 X (1 k

R328

7030004040 S.RESISTOR

ERJ3GEYJ 4R7 V (4.7 

R329

7030000440 S.RESISTOR

MCR10EZHJ 3.3 k

A

7030000480 S.RESISTOR

MCR10EZHJ 6.8 k

(682)

B

R330

7030003520 S.RESISTOR

ERJ3GEYJ 472 V (4.7 k

R331

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

R332

7030003620 S.RESISTOR

ERJ3GEYJ 333 V (33 k

R333

7030003680 S.RESISTOR

ERJ3GEYJ 104 V (100 k

R334

7030003760 S.RESISTOR

ERJ3GEYJ 474 V (470 k

R335

7030003440 S.RESISTOR

ERJ3GEYJ 102 V (1 k

)

R336

7030003660 S.RESISTOR

ERJ3GEYJ 683 V (68 k

)

C1

4030011170 S.CERAMIC

GRM31M2C2H180JV01L (GRM42-6 CH)

C2

4030011180 S.CERAMIC

GRM31M2C2H220JV01L (GRM42-6 CH)

A

4030011270 S.CERAMIC

GRM31M2C2H200JV01L (GRM42-6 CH)

B

C3

4030011340 S.CERAMIC

C1608 CH 1H 471J-T

C4

4030007040 S.CERAMIC

C1608 CH 1H 180J-T

A

4030007030 S.CERAMIC

C1608 CH 1H 150J-T

B

C5

4030011340 S.CERAMIC

C1608 CH 1H 471J-T

C6

4030011180 S.CERAMIC

GRM31M2C2H220JV01L (GRM42-6 CH)

A

4030011270 S.CERAMIC

GRM31M2C2H200JV01L (GRM42-6 CH)

B

C7

4030011290 S.CERAMIC

GRM31M2C2H240JV01L (GRM42-6 CH)

A

4030011170 S.CERAMIC

GRM31M2C2H180JV01L (GRM42-6 CH)

B

C8

4030011180 S.CERAMIC

GRM31M2C2H220JV01L (GRM42-6 CH)

A

4030011270 S.CERAMIC

GRM31M2C2H200JV01L (GRM42-6 CH)

B

C9

4030011180 S.CERAMIC

GRM31M2C2H220JV01L (GRM42-6 CH)

A

4030011270 S.CERAMIC

GRM31M2C2H200JV01L (GRM42-6 CH)

B

C10

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C11

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C12

4030011340 S.CERAMIC

C1608 CH 1H 471J-T

C13

4030007090 S.CERAMIC

C1608 CH 1H 470J-T

C14

4030017200 S.CERAMIC

GRM31BR32J102KY01L (GHM1030 R)

C15

4030008560 S.CERAMIC

C1608 CH 1H 300J-T

C17

4030007020 S.CERAMIC

C1608 CH 1H 120J-T

C18

4030011770 S.CERAMIC

C1608 CH 1H 060B-T

C19

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C20

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C21

4030009540 S.CERAMIC

C1608 CH 1H 1R5B-T

C22

4030009540 S.CERAMIC

C1608 CH 1H 1R5B-T

C25

4030011770 S.CERAMIC

C1608 CH 1H 060B-T

C26

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C27

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C28

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C29

4030009910 S.CERAMIC

C1608 CH 1H 040B-T

C30

4030007050 S.CERAMIC

C1608 CH 1H 220J-T

C31

4030011600 S.CERAMIC

C1608 JB 1E 104K-T

C32

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C33

4030011600 S.CERAMIC

C1608 JB 1E 104K-T

C34

4030017460 S.CERAMIC

ECJ0EB1E102K

C35

4030017490 S.CERAMIC

C1608 JB 1A 105K-T

C36

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C37

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C38

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C39

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C40

4030009540 S.CERAMIC

C1608 CH 1H 1R5B-T

C41

4030007050 S.CERAMIC

C1608 CH 1H 220J-T

C42

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C43

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C44

4030009530 S.CERAMIC

C1608 CH 1H 030B-T

C45

4030006860 S.CERAMIC

C1608 JB 1H 102K-T

C48

4030007090 S.CERAMIC

C1608 CH 1H 470J-T

6 - 4

REF

ORDER

DESCRIPTION

NO.

NO.

REF

ORDER

DESCRIPTION

NO.

NO.

A

: [F110]

B

: [F111] and [F121]

C

: IC-F110 for [EUR]

D

: IC-F110 for [GEN]

E

: IC-F110 for 25 kHz

F

: IC-F110 for 20 kHz

Summary of Contents for iF110

Page 1: ...VHF TRANSCEIVER iF110 iF111 iF121 SERVICE MANUAL...

Page 2: ...0 Bottom cover 10 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the tran...

Page 3: ...RES 5 1 PREPARATION 5 1 5 2 PLL ADJUSTMENT 5 4 5 3 SOFTWARE ADJUSTMENT 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS...

Page 4: ...mum 128 channels 50 nominal SO 239 13 6 V DC nominal 13 2 V DC nominal TX 7 0 A at 25 W 14 0 A at 50 W Rx 1200 mA maximum audio 300 mA stand by 30 C to 60 C 22 F to 140 F 25 C to 55 C 150 W 40 H 117 5...

Page 5: ...0F K D A converter IC6 M62363FP 650C IF IC IC1 TA31136FN 1st IF filter FI1 FL 335 Located under side of the point Final FET module IC3 S AV33 CPU 5V regurator IC10 AN78L05M 8V regurator IC9 TA7808F VC...

Page 6: ...8 screws E Remove the filter case F Unscrew the screw G Unsolder 3 points H from the antenna connector Unsolder 4 points I from IC3 E F G H I Lift up the front portion of the main unit and remove it I...

Page 7: ...mixer circuit converts the received signals to a fixed frequency of the 1st IF signal with the PLL output frequency By changing the PLL frequency only the desired frequency will pass through a MCF Mo...

Page 8: ...F signals even when noise squelch is open A portion of the AF signals from the FM IF IC IC1 pin 9 passes through the low pass filter IC16 to remove AF voice signals and is applied to the CTCSS or DTCS...

Page 9: ...he refer ence frequency The PLL output frequency is controlled by the divided ratio N data of a programable divider The PLL circuit contains the TX RX VCO circuit Q13 Q14 The oscillated signal is ampl...

Page 10: ...the key matrix Output ports for 5 2 tone and DTMF signals Input port for the PLL unlock signal from the PLL IC MAIN unit IC4 Input port for the key matrix Output ports for CTCSS DTCS signals Input por...

Page 11: ...for the AF volume control signal R14 High VOL is maximum clockwise Input port for the CTCSS DTCS decod ing signals Input port for the single tone decoding signal Input port for the optional board det...

Page 12: ...the appropriate CD drive e Select Run from the Start menu r Type the setup program name using the full path name then push Enter key ex D CSF100ADJ Setup exe t Follow the prompts y Program group CS F...

Page 13: ...eter DC voltmeter GRADE AND RANGE Output voltage 13 2 V DC Current capacity 15 A or more Measuring range 1 100 W Frequency range 100 300 MHz Impedance 50 SWR Less than 1 2 1 Frequency range 0 1 300 MH...

Page 14: ...00 V CTCSS 174 AEh 3 41 V SQL Lev 0 00h 0 00 AGC 255 FFh 5 00 V CH No 01 RX Freq 136 200000 TX Freq RF Power High Mode Wide Transceiver s connection state Reload adjustment data Receive sensitivity me...

Page 15: ...VOLTAGE 1 2 3 4 Operating freq 174 000 MHz Receiving Output power Low1 Transmitting Operating freq 136 000 MHz Receiving Output power Low1 Transmitting MAIN Connect a digital multi meter or an oscill...

Page 16: ...req 155 000 MHz Output power Low1 IF bandwidth Wide CTCSS 151 4 Hz DTCS code 007 Set the FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 No audio applied to the MIC connector T...

Page 17: ...Receiving Operating freq 136 000 MHz IF bandwidth Wide Connect an SSG to the antenna con nector and set as Frequency 136 000 MHz Level 14 V 84 dBm Modulation 1 kHz Deviation 3 5 kHz N W 2 8 kHz N M R...

Page 18: ...RESISTOR ERJ2GEJ 102 X 1 k R67 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R68 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R73 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R74 7030005050 S RESISTOR ERJ2GEJ 103...

Page 19: ...375BTRF D5 1750000510 S DIODE UM9401F D6 1790000620 S DIODE MA77 TX D7 1790001240 S DIODE MA2S728 TX D8 1750000720 S VARICAP HVC375BTRF D9 1750000710 S VARICAP HVC350BTRF D10 1750000710 S VARICAP HVC3...

Page 20: ...7030003320 S RESISTOR ERJ3GEYJ 101 V 100 R74 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 k R75 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 k R76 7030003400 S RESISTOR ERJ3GEYJ 471 V 470 R77 7030003560 S RES...

Page 21: ...R ERJ3GEYJ 221 V 220 R312 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 k R313 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 M R314 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R315 7030003680 S RESISTOR ERJ3GEYJ 1...

Page 22: ...70 S CERAMIC C1608 CH 1H 330J T C127 4030007030 S CERAMIC C1608 CH 1H 150J T C129 4030009510 S CERAMIC C1608 CH 1H 010B T C131 4030009510 S CERAMIC C1608 CH 1H 010B T C132 4030011600 S CERAMIC C1608 J...

Page 23: ...C C1608 JB 1H 102K T C339 4030009550 S CERAMIC C1608 CH 1H 2R5B T C342 4550006410 S TANTALUM ECST1VY334R C343 4030006900 S CERAMIC C1608 JB 1H 103K T C348 4030006860 S CERAMIC C1608 JB 1H 102K T C349...

Page 24: ...C 1046 1 DS11 5030002510 LCD L2 0607TAY 1 EP2 8930059170 LCD contact SRCN 2622 SP N W 1 MP1 8930059110 2622 spring 1 FRONT UNIT ORDER NO REF NO DESCRIPTION QTY J4 6450000140 Connector HSJ0807 01 010 1...

Page 25: ...F FRONT UNIT Unit abbreviations F FRONT UNIT M MAIN UNIT C CHASSIS PARTS EP2 F MP6 C MP7 C MP3 C SP1 F MP4 C MP17 C MP11 C MP7 M MP1 C J1 C MP10 C MP10 M MP1 M MAIN UNIT MP9 M MP11 M MP9 C MP6 M MP2...

Page 26: ...HQ Symbol R25 Symbol AB B E C 2SC4116 BL Symbol LL Symbol QO Symbol R25 Symbol MFO Symbol DAQ Symbol VG Symbol 4L Symbol XY Symbol K1 Symbol UF Symbol U73 Symbol 04 Symbol 26 Symbol H27 Symbol 9H Sym...

Page 27: ...SECTION 9 BOARD LAYOUTS 9 1 FRONT UNIT TOP VIEW 8V 1 to Microphone 7 2 8 J1 AFO MICE GND CLO PTT MIC CLI 9 1...

Page 28: ...40 J2 DIM DAST OPT3 OPT2 OPT1 PTTO PTTI REM SCK SI SO CIRQ CCS MIC EPTT NC BEEP PWON 8V GND GND TONE TENC NOIS EXOE EXST UNLK PLST CDEC SDEC OV12 RSSI LVIN TEMP BATV NC NC 5V CPU5 AFO 1 13 2 14 J3 GN...

Page 29: ...SY NC SIGO OPT1 OPT2 OPT3 GND DAST OV12 OV12 DIM 40 2 39 to FRONT unit J2 1 J2 DAST OPT3 OPT2 OPT1 PTTO PTTI REM SCK SI SO CIRQ CCS MIC EPTT NC BEEP PWON 8V GND GND TONE TENC NOIS EXOE EXST UNLK PLST...

Page 30: ...SP 14 8 1 1 8 16 9 1 7 14 8 7 12 24 1 13 9 4 BOTTOM VIEW MAIN UNIT...

Page 31: ...Q36 DTC144EU Q35 DTC363EK MUTE AF LA4425A IC8 AMP AF TA75S01F IC15 AMP PRE D23 DA221 Q29 DTC114TU Q25 2SD1664 REG T8 TA7808F IC9 REG 8 Q28 XP6501 Q27 2SA1577 REG 5 NJM12902V IC16 HPF HPF ALFYM450F K...

Page 32: ...2 47k SENC2 SENC1 R31 100k SENC0 R30 220k C29 10 11 GND V 4 IC5 NJM12902V C28 0 1 9 10 IC5 NJM12902V 8 C84 47p R44 150k C27 270p C76 0 1 C41 0 001 R43 33k R42 39k C25 0 01 C26 0 1 R41 10k R40 47k R81...

Page 33: ...R209 47k C200 0 1 R210 100K TEMP C350 1 C287 R291 100k 0 0033 MOD F C337 0 001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IC1 TA31136FN OSCIN OSCOUT MIXOUT VCC IFIN DEC FILOUT FILIN MIXIN GND N REC N DET...

Page 34: ...R48 180k C81 0 001 C77 0 001 R53 1 R58 100 R10 270k R9 10k C511 0 3p D12 1SS375 50W only 50W only C80 0 1 R52 15k R54 10k 25W 8 2k 50W C78 0 001 R57 10k T2 C74 0 001 C73 1 D28 MA2S728 R55 4 7k C88 0...

Page 35: ......

Page 36: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13911HZ C1 C 2003 Icom Inc...

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