Icom IC F121S Manuel d'utilisateur

SERVICEMANUALVHF TRANSCEIVERiF110SiF111SiF121S

4-4 POWER SUPPLY CIRCUITS4-4-1 VOLTAGE LINES (MAIN UNIT)4-5 PORT ALLOCATIONS4-5-1 LED DRIVER (FRONT UNIT; IC4)4-5-2 OUTPUT EXPANDER (MAIN UNIT; IC6)4-

CPU-Continued4 - 5Outputs control signal for the powerswitching circuit (MAIN unit; Q24,Q23).Outputs IF bandwidth control signal.Low : While IF bandwi

5 - 1SECTION 5 ADJUSTMENT PROCEDURES+Audio generator300 Hz to 3 kHzACmillivoltmeterMICEMICPTTPTT switchPTTEAdd a jumper wire here • *OPC-1122 (JIG CAB

5 - 2Personalcomputerto the MIC connectorto an RS-232C portDB9 female plugRS-232C cable(straight)*OPC-1122(JIG CABLE)AC millivoltmeterAudio generatorF

5 - 3CS-F100S ADJ Rev.1.0FileCOM 1: OPENOptionConnectReload (F5) Disp para [A / D]VIN : 178 : B2h : 19.96 VTEMPS : 177 : B1h : 26.44 'CLVIN : 17

LVPLL lock voltage check pointC133PLL lock voltage adjustment for TXC134PLL lock voltage adjustment for RXDC power supply 13.2 V / 15 A5 - 45-2 PLL AD

5 - 55-3 SOFTWARE ADJUSTMENTSelect an operation using [↑] / [↓] keys, then set specified value using [←] / [→] keys on the connected computer keyboard

5 - 6*The output level of the standard signal generator (SSG) is indicated as the SSG’s open circuit.SOFTWARE ADJUSTMENT – continuedSelect an operatio

5 - 7TX/RX1234R59Beep volume adjustment5-4 TRIMMER ADJUSTMENT• Make this adjustment if necessary (For example, when beep sound is too loud or too soft

[FRONT UNIT][FRONT UNIT]IC1 1140010890 S.IC HD6433687A05FPIC2 1110005770 S.IC S-80942CNMC-G9C-T2IC3 1130010390 S.IC HN58X2416TIIC4 1130009670 S.IC BU2

INTRODUCTIONThis service manual describes the latest service informationfor the IC-F110S, IC-F111S and IC-F121S VHF MOBILETRANSCEIVER at the time of p

S.=Surface mount[MAIN UNIT][FRONT UNIT]J2 6510022470 S.CONNECTOR 40FLT-SM1-TBDS1 5040002670 S.LED CL-165HR/YGDS2 5040002310 S.LED SML-311YTT86DS3 5040

S.=Surface mount[MAIN UNIT][MAIN UNIT]R5 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) A7030003610 S.RESISTOR ERJ3GEYJ 273 V (27 kΩ) BR6 7030003610 S

S.=Surface mount[MAIN UNIT][MAIN UNIT]R215 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 Ω) R216 7030003470 S.RESISTOR ERJ3GEYJ 182 V (1.8 kΩ) B7030003480

S.=Surface mount[MAIN UNIT][MAIN UNIT]C92 4030007030 S.CERAMIC C1608 CH 1H 150J-TC93 4030007020 S.CERAMIC C1608 CH 1H 120J-TC94 4030007090 S.CERAMIC C

[MAIN UNIT]C305 4030007100 S.CERAMIC C1608 CH 1H 560J-TC306 4030009910 S.CERAMIC C1608 CH 1H 040B-TC307 4030006980 S.CERAMIC C1608 CH 1H 070D-TC308 40

SECTION 7 MECHANICAL PARTS7 - 1MC1MP1 + MP2MP9 MP10W2W1MP3MP4MP5MP6MP7MP8ICOMLCD-STICKERJ1 6510004880 Connector MR-DS-E 01 1MP1 8010019060 2601 chassi

MP8 (C)R14 (F)J1 (F)MP10 (F)W1 (F)MP7 (F)MP8 (F)FRONT UNITUnit abbreviations (F): FRONT UNIT (M): MAIN UNIT (C): CHASSIS PARTSMP4 (F)MP3 (F)MP5 (F)MP

SECTION 8 SEMI-CONDUCTOR INFORMATION• TRANSISTORS AND FET’S • DIODESBECBECBECBECBECBECBECBCEGGDDSSSDGGSDDSG2G1BECBECBECE1B1B2C1C2E1E2B2C1B1C22SA1577 T

SECTION 9 BOARD LAYOUTS9-1 FRONT UNIT• TOP VIEW14858V1toMicrophone728J1AFOMICEGNDCLOPTTMICCLI9 - 1

116201111714 8101732334849641392to MAIN unit J240J2DIMDASTRMUTMMUTOPT3OPT2OPT1BUSYSCKSISOCIRQCCSMICEPTTHORNOBEEPPWON8VGNDGNDTONETENCNOISNWCTMUTUNLKPLS

TABLE OF CONTENTSSECTION 1 SPECIFICATIONSSECTION 2 INSIDE VIEWSECTION 3 DISASSEMBLY INSTRUCTIONSSECTION 4 CIRCUIT DESCRIPTION4 - 1 RECEIVER CIRCUITS

ANTCHASSISJ1to DC cableW2148518169181691to Optional unit1530 16J1GND5VVCCNCAFONOBEEPONCDETDISCNCCCSCIRQSOSISCKPTTIPTTOMCOTMCINNCBUSYNCSIGOOPT1OPT2OPT3

SP14 8117148712241139 - 4• BOTTOM VIEW (MAIN UNIT)

SECTION 10 BLOCK DIAGRAMDISCMICAFOBEEP8VMCOTMICMODRSSIMIXER8VCSFT19.6608 MHzBEEPFDEDETDISCJ6MAIN UNITFRONT UNITJ1CTCSS/DTCS DEC5/2 TONE DECJ1BEEP0AFAN

SECTION 11 VOLTAGE DIAGRAMS11-1 FRONT UNITJ2DIMDASTRMUTMMUTOPT3OPT2OPT1BUSYSCKSISOCIRQCCSMICEPTTHORNOBEEPPWON8VGNDGNDTONETENCNOISNWCTMUTUNLKPLSTCDECSD

11-2 MAIN UNITJ1SCKSISOCIRQCCSDISCDETBEEPOAFONOOV12DASTOPT3OPT2OPT1SIGOBUSYR266 47kR267 27kR268 10kR265 18kR270 100k

MAINUNIT(1)BUS LINE2C110470pL4168nR75120kC1050.001Q122SC5107R8VC1040.001R74120kL2268nR76470R73100C1090.001C10210pR71100Q112SC5107R3108.2kR311220C3350.

1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, JapanS-13906HZ-C1VS-e© 2003 Icom Inc.

SERVICEMANUALUHF TRANSCEIVERiF210SiF211SiF221S

INTRODUCTIONThis service manual describes the latest service informationfor the IC-F210S, IC-F211S and IC-F221S UHF MOBILETRANSCEIVER at the time of p

1 - 1SECTION 1 SPECIFICATIONSAll stated specifications are subject to change without notice or obligation.Measurement methodFrequency coverageType of

TABLE OF CONTENTSSECTION 1 SPECIFICATIONSSECTION 2 INSIDE VIEWSECTION 3 DISASSEMBLY INSTRUCTIONSSECTION 4 CIRCUIT DESCRIPTION4 - 1 RECEIVER CIRCUITS

1 - 1SECTION 1 SPECIFICATIONSAll stated specifications are subject to change without notice or obligation.Measurement methodFrequency coverageType of

2 - 1SECTION 2 INSIDE VIEWAntenna switch/Low-pass filter circuitMixer*(Q3: 3SK299)2nd IF filter*(FI2: ALFYM450F=K)D/A converter*(IC6: M62363FP-650C)IF

3 - 1SECTION 3 DISASSEMBLY INSTRUCTIONS• Opening case and removing the front unitq Unscrew 4 screws A, and remove the bottom cover.w Disconnect the fl

SECTION 4 CIRCUIT DESCRIPTION4 - 14-1 RECEIVER CIRCUITS4-1-1 ANTENNA SWITCHING CIRCUIT (MAIN UNIT)The antenna switching circuit functions as a low-pas

4 - 24-1-5 AF AMPLIFIER CIRCUIT (MAIN UNIT)The AF amplifier circuit amplifies the demodulated AF sig-nals to drive a speaker.The AF signals from the F

4 - 34-2-4 POWER AMPLIFIER CIRCUIT (MAIN UNIT)The power amplifier circuit amplifies the driver signal to anoutput power level.The RF signal from the d

4-4 POWER SUPPLY CIRCUITS4-4-1 VOLTAGE LINES (MAIN UNIT)4-5 PORT ALLOCATIONS4-5-1 LED DRIVER (FRONT UNIT; IC4)4-5-2 OUTPUT EXPANDER (MAIN unit; IC6)4-

CPU-Continued4 - 5Outputs control signal for the powerswitching circuit (MAIN unit; Q23,Q24).Outputs IF bandwidth control signal.Low : While IF bandwi

5 - 1SECTION 5 ADJUSTMENT PROCEDURES+Audio generator300 Hz to 3 kHzACmillivoltmeterMICEMICPTTPTT switchPTTEAdd a jumper wire here • *OPC-1122 (JIG CAB

2 - 1SECTION 2 INSIDE VIEWAntenna switch/Low-pass filter circuitMixer*(Q3: 3SK299)2nd IF filter*(FI2: ALFYM450F=K)D/A converter*(IC6: M62363FP-650C)IF

5 - 2Personalcomputerto the MIC connectorto an RS-232C portDB9 female plugRS-232C cable(straight)*OPC-1122(JIG CABLE)AC millivoltmeterAudio generatorF

5 - 3CS-F100S ADJ Rev.1.0FileCOM 1: OPENOptionConnectReload (F5) Disp para [A / D]VIN : 178 : B2h : 19.96 VTEMPS : 177 : B1h : 26.44 'CLVIN : 17

C133PLL lock voltageadjustment for RXC134PLL lock voltageadjustment for TXLVPLL lock voltagecheck pointDC power supply 13.2 V / 15z A5 - 45-2 PLL ADJU

5 - 55-3 SOFTWARE ADJUSTMENTSelect an operation using [↑] / [↓] keys, then set specified value using [←] / [→] keys on the connected computer keyboard

5 - 6*The output level of the standard signal generator (SSG) is indicated as the SSG’s open circuit.SOFTWARE ADJUSTMENT – continuedSelect an operatio

5 - 7TX/RX1234R59Beep volume adjustment5-4 TRIMMER ADJUSTMENT• Make this adjustment if necessary (For example, when beep sound is too loud or too soft

[FRONT UNIT][FRONT UNIT]IC1 1140010890 S.IC HD6433687A05FPIC2 1110005770 S.IC S-80942CNMC-G9C-T2IC3 1130010390 S.IC HN58X2416TIIC4 1130009670 S.IC BU2

J2 6510022470 S.CONNECTOR 40FLT-SM1-TBDS1 5040002670 S.LED CL-165HR/YGDS2 5040002310 S.LED SML-311YTT86DS3 5040002310 S.LED SML-311YTT86DS4 5040002310

S.=Surface mount[MAIN UNIT][MAIN UNIT]L32 6200005690 S.COIL ELJRE 18NG-F H, IL33 6200002850 S.COIL NL 252018T-R82JL35 6200002840 S.COIL NL 252018T-R22

S.=Surface mount[MAIN UNIT][MAIN UNIT]R195 7030003490 S.RESISTOR ERJ3GEYJ 272 V (2.7 kΩ) R196 7030003560 S.RESISTOR ERJ3GEYJ 103 V (10 kΩ) R197 703000

3 - 1SECTION 3 DISASSEMBLY INSTRUCTIONS• Opening case and remove the front panel➀ Unscrew 4 screws A, and remove the bottom cover.➁ Disconnect the fla

S.=Surface mount[MAIN UNIT][MAIN UNIT]C77 4030006860 S.CERAMIC C1608 JB 1H 102K-TC78 4030006860 S.CERAMIC C1608 JB 1H 102K-TC79 4030011810 S.CERAMIC C

EP1 6910013370 S.BEAD BLM18BB221SN1D EP3 6910011560 BEAD HF70BB4.5X5X1.6EP4 6910010280 BEAD HF70BB9.5X10.4X4.9EP5 6910010280 BEAD HF70BB9.5X10.4X4.9EP

SECTION 7 MECHANICAL PARTS7 - 1MC1MP1 + MP2MP9 MP10W2W1MP3MP4MP5MP6MP7MP8ICOMLCD-STICKERJ1 6510004880 Connector MR-DS-E 01 1MP1 8010019060 2601 chassi

MP8 (C)R14 (F)J1 (F)MP10 (F)W1 (F)MP7 (F)MP8 (F)MP12 (C)FRONT UNITUnit abbreviations (F): FRONT UNIT (M): MAIN UNIT (C): CHASSIS PARTSMP4 (F)MP3 (F)M

SECTION 8 SEMI-CONDUCTOR INFORMATION• TRANSISTORS AND FET’S • DIODESBECBECBECBECBECGGDDSSDGSBCEBECBECSDGGSDDSG2G1DSG2G1BECBECBECE1B1B2C1C2E1E2B2C1B1C2

SECTION 9 BOARD LAYOUTS9-1 FRONT UNIT• TOP VIEW14858V1toMicrophone728J1AFOMICEGNDCLOPTTMICCLI9 - 1

116201111714 8101732334849641392to MAIN unit J240J2DIMDASTRMUTMMUTOPT3OPT2OPT1BUSYSCKSISOCIRQCCSMICEPTTHORNOBEEPPWON8VGNDGNDTONETENCNOISNWCTMUTUNLKPLS

ANTCHASSISJ1to DC cableW2148518169181691to Optional unit1530 16J1GND5VVCCNCAFONOBEEPONCDETDISCNCCCSCIRQSOSISCKPTTIPTTOMCOTMCINNCBUSYNCSIGOOPT1OPT2OPT3

SP14 8117148712241139 - 4• BOTTOM VIEW (MAIN UNIT)

SECTION 10 BLOCK DIAGRAMMICAFOBEEP8VMCOTMICMODRSSIMIXER8VCSFT19.6608 MHzBEEPFDEDETDISCJ6MAIN UNITFRONT UNITJ1CTCSS/DTCS DEC5/2 TONE DECJ1BEEP0AFANO353

SECTION 4 CIRCUIT DESCRIPTION4 - 14-1 RECEIVER CIRCUITS4-1-1 ANTENNA SWITCHING CIRCUIT (MAIN UNIT)The antenna switching circuit functions as a low-pas

SECTION 11 VOLTAGE DIAGRAMS11-1 FRONT UNITJ2DIMDASTRMUTMMUTOPT3OPT2OPT1BUSYSCKSISOCIRQCCSMICEPTTHORNOBEEPPWON8VGNDGNDTONETENCNOISNWCTMUTUNLKPLSTCDECSD

11-2 MAIN UNITJ1SCKSISOCIRQCCSDISCDETBEEPOAFONOOV12DASTOPT3OPT2OPT1SIGOBUSYR266 47kR267 27kR268 10kR265 18kR270 100k

MAINUNIT(1)BUS LINE2C110470pL4127nR75150kC1050.001Q122SC5107R8VC1040.001R74100kR72470R76220R73100C1090.001C10212pR7133Q112SC5107C3656pC301470pR23447k2

1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, JapanS-13906HZ-C1US-wC 2002, 2003 Icom Inc.

4 - 24-1-5 AF AMPLIFIER CIRCUIT (MAIN UNIT)The AF amplifier circuit amplifies the demodulated AF sig-nals to drive a speaker.The AF signals from the F

4 - 34-2-4 POWER AMPLIFIER CIRCUIT (MAIN UNIT)The power amplifier circuit amplifies the driver signal to anoutput power level.The RF signal from the d