background image

S.=Surface mount

[MAIN UNIT]

[FRONT UNIT]

J1

6450002210 CONNECTOR

3017-8821 <KIN>

J2

6510022470 S.CONNECTOR 40FLT-SM1-TB

DS1

5040002310 S.LED

SML-311YTT86

DS2

5040002310 S.LED

SML-311YTT86

DS3

5040002310 S.LED

SML-311YTT86

DS4

5040002310 S.LED

SML-311YTT86

DS5

5040002310 S.LED

SML-311YTT86

DS6

5040002310 S.LED

SML-311YTT86

DS7

5040002310 S.LED

SML-311YTT86

DS8

5040002310 S.LED

SML-311YTT86

DS9

5040002310 S.LED

SML-311YTT86

DS11

5030002510 LCD

L2-0607TAY

SP1

2510001220 SPEAKER

C052SB500-13

W1

8900010500 CABLE

OPC-1046

EP1

0910055684 PCB

B 5910D

EP2

8930059170 LCD CONTACT SRCN-2622-SP-N-W

IC1

1110003490 S.IC

TA31136FN (D,EL) 

IC2

1110002750 S.IC

TA75S01F (TE85R) 

IC3

1150002100 IC

S-AV32 (I) 

B

1150002110 IC

S-AV33 (I) 

A

IC4

1140005990 S.IC

MB15A02PFV1-G-BND-ER

IC5

1110005330 S.IC

NJM12904V-TE1

IC6

1190000350 S.IC

M62363FP-650C

IC8

1110003090 IC

LA4425A

IC9

1180001250 S.IC

TA7808F (TE16L) 

IC10

1180000970 S.IC

AN78L05M-(E1) 

IC14

1130008090 S.IC

BU4066BCFV-E1

IC15

1110002750 S.IC

TA75S01F (TE85R) 

IC16

1110005340 S.IC

NJM12902V-TE1

IC17

1130007570 S.IC

BU4094BCFV-E2

Q1

1560000840 S.FET

2SK1829 (TE85R) 

Q2

1580000730 S.FET

3SK293 (TE85L) 

Q3

1580000760 S.FET

3SK299-T1 U73

Q4

1530002600 S.TRANSISTOR 2SC4215-O (TE85R) 

Q5

1590000430 S.TRANSISTOR DTC144EUA T106

Q8

1530000370 S.TRANSISTOR 2SC3356-T1B

Q10

1530003310 S.TRANSISTOR 2SC5107-O (TE85R) 

Q11

1530003310 S.TRANSISTOR 2SC5107-O (TE85R) 

Q12

1530003310 S.TRANSISTOR 2SC5107-O (TE85R) 

Q13

1530002920 S.TRANSISTOR 2SC4226-T1 R25

Q14

1530002920 S.TRANSISTOR 2SC4226-T1 R25

Q15

1590001400 S.TRANSISTOR XP1214 (TX) 

Q16

1590000430 S.TRANSISTOR DTC144EUA T106

Q17

1530002850 S.TRANSISTOR 2SC4116-BL (TE85R) 

Q18

1560000540 S.FET

2SK880-Y (TE85R) 

Q19

1530002600 S.TRANSISTOR 2SC4215-O (TE85R) 

Q20

1530002850 S.TRANSISTOR 2SC4116-BL (TE85R) 

B

only

Q23

1550000020 S.FET

2SJ377 (TE16R) 

Q24

1590000430 S.TRANSISTOR DTC144EUA T106

Q25

1540000550 S.TRANSISTOR 2SD1664 T100Q

Q26

1510000920 S.TRANSISTOR 2SA1577 T106 Q

Q27

1510000920 S.TRANSISTOR 2SA1577 T106 Q

Q28

1590001190 S.TRANSISTOR XP6501-(TX) .AB

Q29

1590001050 S.TRANSISTOR DTC114TUA T106

Q30

1590000430 S.TRANSISTOR DTC144EUA T106

Q31

1590001450 S.FET

2SJ144-GR (TE85R) 

Q33

1590000430 S.TRANSISTOR DTC144EUA T106

Q34

1530002850 S.TRANSISTOR 2SC4116-BL (TE85R) 

Q35

1590000990 S.TRANSISTOR DTC363EK T146

Q36

1590000430 S.TRANSISTOR DTC144EUA T106

Q37

1590000430 S.TRANSISTOR DTC144EUA T106

Q38

1530003090 S.TRANSISTOR 2SC4213-B (TE85R) 

D1

1790001210 S.DIODE

1SS375-TL

D2

1750000510 S.DIODE

UM9401F

A

only

D3

1710001060 DIODE

XB15A407

B

only

D4

1750000720 S.VARICAP

HVC375BTRF

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

HVC350BTRF

D11

1790001210 S.DIODE

1SS375-TL

D12

1790001210 S.DIODE

1SS375-TL

B

only

D14

1790000620 S.DIODE

MA77 (TX) 

D15

1790000620 S.DIODE

MA77 (TX) 

D16

1750000770 S.VARICAP

HVC376BTRF

D18

1720000470 S.VARICAP

1SV239 (TPH3) 

D20

1790001250 S.DIODE

MA2S111-(TX) 

D21

1750000830 S.VARICAP

HVC362TRF

D22

1790000700 DIODE

DSA3A1

D23

1750000370 S.DIODE

DA221 TL

D26

1790001250 S.DIODE

MA2S111-(TX) 

D27

1790001250 S.DIODE

MA2S111-(TX) 

D28

1790001240 S.DIODE

MA2S728-(TX) 

D29

1790001250 S.DIODE

MA2S111-(TX) 

D31

1750000770 S.VARICAP

HVC376BTRF

D33

1750000770 S.VARICAP

HVC376BTRF

D34

1750000770 S.VARICAP

HVC376BTRF

D37

1790001250 S.DIODE

MA2S111-(TX) 

D40

1750000520 S.DIODE

DAN222TL

D42

1160000140 S.DIODE

DAP222 TL

D43

1160000140 S.DIODE

DAP222 TL

D44

1790001250 S.DIODE

MA2S111-(TX) 

D45

1790001250 S.DIODE

MA2S111-(TX) 

D48

1750000580 S.DIODE

1SV307 (TPH3) 

A

only

D49

1750000370 S.DIODE

DA221 TL

D50

1790001250 S.DIODE

MA2S111-(TX) 

D51

1790001210 S.DIODE

1SS375-TL

FI1

2030000150 S.MONOLITH

FL-335 (46.350 MHz) 

FI2

2020001840 CERAMIC

ALFYM450F=K

FI3

2040001440 S.LC

NFE31PT152Z1E9L (NFM60R20T152)

FI4

2040001440 S.LC

NFE31PT152Z1E9L (NFM60R20T152)

FI5

2040001440 S.LC

NFE31PT152Z1E9L (NFM60R20T152)

B

only

X1

6070000190 S.DISCRIMINATOR CDBCB450KCAY24-R0 (CDBC450CX24)

X2

6050011510 S.XTAL

CR-740 (15.300 MHz) 

L1

6200010050 S.COIL

AS080547-47N

L2

6200010050 S.COIL

AS080547-47N

L3

6200010050 S.COIL

AS080547-47N

L4

6200010430 S.COIL

0.50-2.0-6TL

L5

6200010420 S.COIL

FHW1210HC 1R0JGT

L6

6200010400 S.COIL

ELJRE 39NJ 39N

L7

6200008090 S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

L8

6200008090 S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

L9

6200007750 S.COIL

LQW2BHN56NJ01L (LQN21A 56NJ04)

L10

6200004660 S.COIL

MLF1608A 1R8K-T

L11

6200007750 S.COIL

LQW2BHN56NJ01L (LQN21A 56NJ04)

L12

6200009180 S.COIL

ELJRE R10J-F3

L13

6200001620 S.COIL

ELJFC 1R0K-F

L16

6200010050 S.COIL

AS080547-47N

L18

6200009170 S.COIL

ELJRE 47NJ-F2

A

only

L19

6200009150 S.COIL

ELJRE 82NJ-F3

L21

6200009150 S.COIL

ELJRE 82NJ-F3

L22

6200009160 S.COIL

ELJRE 68NJ-F3

L25

6200009460 S.COIL

0.25-1.9-7TL 67N

L26

6200008390 S.COIL

0.25-1.9-9TL

L27

6200002000 S.COIL

NL 252018T-3R3J

L28

6200002000 S.COIL

NL 252018T-3R3J

L29

6200004660 S.COIL

MLF1608A 1R8K-T

L31

6200007750 S.COIL

LQW2BHN56NJ01L (LQN21A 56NJ04)

L32

6200010390 S.COIL

ELJRE 33NJ-F3

L33

6200004480 S.COIL

MLF1608D R82K-T

L35

6200003540 S.COIL

MLF1608D R22K-T

6 - 2

REF

ORDER

DESCRIPTION

NO.

NO.

REF

ORDER

DESCRIPTION

NO.

NO.

[MAIN UNIT]

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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