Icom IC-2200H Service Manual
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Icom IC-2200H Service Manual

Vhf transceiver
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SERVICE
MANUAL
VHF TRANSCEIVER
i2200H
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Summary of Contents for Icom IC-2200H

  • Page 1 SERVICE MANUAL VHF TRANSCEIVER i2200H Downloaded by RadioAmateur.EU...
  • Page 2 8. READ the instructions of test equipment thoroughly before connecting equipment to the transceiver. Icom, Icom Inc. and are registered trademarks of Icom Incorporated (Japan) in the United States, the United Kingdom, Germany, France, Spain, Russia and/or other countries.

  • Page 3: Table Of Contents

    IC-2200H ........
  • Page 4 SECTION 1 SPECIFICATIONS GENERAL • Frequency range Version Receive (MHz) Transmit (MHz) [EUR] 118.000 – 174.000* 144.000 – 146.000 [USA] 118.000 – 174.000* 144.000 – 148.000 [EXP], [EXP-1] 118.000 – 174.000* 136.000 – 174.000* [EUR-1], [TPE], 144.000 – 146.000 144.000 – 146.000 [KOR] Specifications guaranteed 144.000 –...
  • Page 5 • UT-115 SPECIFICATIONS GENERAL • Usable temperature range : –10˚C to +60˚C; +14˚F to +140˚F • Power supply requirement : 5.0 V DC (4.5 V–8.5 V for AMBE IC VCC line) • AF input level : 1 V typical • Modulation output level : 350 mV typical •...

  • Page 6: Ic-2200H

    SECTION 2 INSIDE VIEWS 2-1 IC-2200H • MAIN UNIT (TOP VIEW) Power module Power module Power switch circuit Power switch circuit (IC10: S-AV36) (IC10: S-AV36) Q28*: 2SC4684 Q28*: 2SC4684 Q30: DTA143TUA Q30: DTA143TUA Q31: DTC143ZU Q31: DTC143ZU Speaker Speaker Discriminator...

  • Page 7: Hm-133V

    2-2 HM-133V Reset IC Reset IC (IC3: BD5245G) (IC3: BD5245G) (IC1: µPD789071) (IC1: µPD789071) LED driver LED driver Q4, Q5: 2SA1586 Q4, Q5: 2SA1586 DS11*: LT1EP53A DS11*: LT1EP53A LED driver LED driver Q6, Q7: 2SA1586 Q6, Q7: 2SA1586 DS10*: LT1EP53A DS10*: LT1EP53A EE-PROM EE-PROM...
  • Page 8 SECTION 3 OPTIONAL UNIT INSTALLATION ➀ ➄ Remove [DIAL] and unscrew the 2 allen-socket bolts from Intall the unit as illustrated below. Insert tightly to avoid ″). the front panel using with an allen wrench (2.5 mm; ⁄ bad contact. Flat cable Allen-socket bolts...

  • Page 9: Logic Unit;

    SECTION 4 CIRCUIT DESCRIPTION 4-1 RECEIVER CIRCUITS The tunable bandpass filters (D13–D16) employ varactor diodes to tune the center frequency of the RF passband for 4-1-1 ANTENNA SWITCHING CIRCUIT wide bandwidth receiving and good image response rejec- (MAIN UNIT) tion. These diodes are controlled by the CPU (LOGIC unit; The antenna switching circuit functions as a low-pass filter IC1) via the D/A convertor (IC5).
  • Page 10 J4 (MAIN unit) and J6 4-1-6 AM/FM SELECTOR CIRCUIT (MAIN UNIT) (MAIN unit). IC-2200H can receive AM and FM signal. The 2nd IF signal is detected AM or FM detector circuits respectively. 4-1-8 SQUELCH CIRCUITS...

  • Page 11: Main Unit;

    4-2 TRANSMITTER CIRCUITS • IN CASE OF ANALOG AF SIGNALS The AF signals are applied to the DI/AN switch (IC522, pin 4-2-1 MICROPHONE AMPLIFIER CIRCUIT 9), and are then reapplied to the switch (pin 4) from pin (LOGIC unit) 8.The signals output from the switch (pin 3) as analog AF The microphone amplifier circuit amplifies audio signals with signals , and are then applied to the modulation circuit after +6 dB/octave pre-emphasis characteristics from the micro-...

  • Page 12: Pll Circuits

    4-2-7 APC CIRCUIT (MAIN UNIT) An oscillated signal from the VCO passes thorough the LO and buffer amplifiers (Q9, Q12) is applied to the PLL IC (IC1, The APC circuit protects the power amplifier from a mis- pin 6) and is prescaled in the PLL IC based on the divided matched output load and stabilizes the output power.

  • Page 13: Port Allocations

    4-5 PORT ALLOCATIONS 4-3-3 REFERENCE OSCILLATOR CONTROL 4-5-1 D/A CONVERTER IC (MAIN UNIT; IC5) CIRCUIT (LOGIC AND MAIN UNITS) The reference oscillator control circuit changes the refer- Port Description ence frequency when using digital voice function. number name Outputs RF tracking voltage while When digital voice signals output from the optional digital receiving.
  • Page 14 4-5-3 CPU (LOGIC UNIT; IC1) Port Description number name Port Description number name 53–55 IS0–IS2 Output initial matrix strobe signals. Input port for the CTCSS/DTCS sig- 56, 57 KS1, KS2 Output key scan signals CTCIN nals. Input ports for the keyboard matrix Input port for squelch volume detect- 58–61 KR3–KR0...
  • Page 15 4-6 UT-115 CIRCUIT DESCRIPTION 4-7 UT-115 POWER SUPPLY CIRCUITS 4-6-1 RECEIVER CIRCUIT VOLTAGE LINES The detected digital signals “FMDET” from the connected Line Description transceiver via the J301 (pin 22) are amplified at the buffer amplifier (IC251, pin 2). The amplified signals are applied to The 5 V voltage from the connected transceiver the GMSK modem circuit (IC252, pin 11), and are then via the J301 (pin 29).
  • Page 16 4-8-2 CPU (IC2) Port Description number name Input port for the reset signal from the reset IC (IC203, pin 1). Low :The CPU is reset. OSC2 Outputs 9.8304 MHz reference signal. Input port for 9.8304 MHz reference OSC1 signal. Outputs 3.2V regulator circuit (IC2, APWR pin 3) control signal.
  • Page 17 SECTION 5 ADJUSTMENT PROCEDURES 5-1 PREPARATION Enter the adjustment mode when adjusting the IC-2200H Then the JIG cable as shown the page 5-2 is required . I REQUIRED TEST EQUIPMENT EQUIPMENT GREDE AND RANGE EQUIPMENT GREDE AND RENGE Output voltage : 13.8 V DC...
  • Page 18 ‘ ‘ CONNECTIONS FM DEVIATION ATTENUATOR METER 50 dB or 60 dB RF POWER METER POWER SUPPLY 50 , 1 80 W 13.8 V, 20 A or more STANDARD SIGNAL GENERATOR 0.1 300 MHz 127 to 17 dBm (0.1 V to 32 mV) CAUTION! DO NOT transmit while an SSG is...
  • Page 19 5-2 SOFTWARE ADJUSTMENTS (TRANSMITTING AND RECEIVING) ADJUSTMENT ADJUSTMENT CONDITION OPERATION REFERENCE • Operating frequency : 146.0 MHz • Turn the [DIAL] to set to 146.0000 MHz. FREQUENCY • Loosely couple a frequency counter to the antenna • Push the [S.MW] key. [Fr] connector on the rear panel.
  • Page 20 SOFTWARE ADJUSTMENTS (TRANSMITTING AND RECEIVING)–Continued ADJUSTMENT ADJUSTMENT CONDITION OPERATION DIGITAL • Operating frequency : 146.0 MHz • Turn the [DIAL] to set to ±0.85 kHz. REFERENCE • IF bandwidth : Wide • Push the [S.MW] key after finish adjustment. DEVIATION •...
  • Page 21 5-3 UT-115 ADJUSTMENT PROCEDURES • PREPARATION Enter the adjustment mode when adjusting the UT-115. I REQUIRED TEST EQUIPMENT EQUIPMENT GREDE AND RANGE EQUIPMENT GREDE AND RENGE Output voltage : 5.0 V DC Frequency range : 0.1–100 MHz DC power supply 1 Current capacity : 1 A or more Frequency accuracy...
  • Page 22 5-4 TRIMMER ADJUSTMENTS ADJUSTMENT MEASUREMENT MEASUREMENT POINT ADJUSTMENT VALUE UNIT LOCATION UNIT ADJUST CODEC MAIN Connect the frequency counter to 16.38400 MHz ±10 Hz MAIN C102 FREQUENCY the check point CP101. MODEM MAIN Connect the frequency counter to 2.457600 MHz ±3 Hz MAIN C207 FREQUENCY...

  • Page 23: Parts List

    SECTION 6 PARTS LIST 6-1 IC-2200H [LOGIC UNIT] ORDER [LOGIC UNIT] DESCRIPTION ORDER DESCRIPTION 7030005070 S.RESISTOR ERJ2GEJ 683 X (68 kΩ) 7030005070 S.RESISTOR ERJ2GEJ 683 X (68 kΩ) 1140011860 S.IC M30220FCRP (FX-2698A) [EXP] 7030005720 S.RESISTOR ERJ2GEJ 563 X (56 kΩ) 1140011861 S.IC...
  • Page 24 [LOGIC UNIT] [LOGIC UNIT] ORDER ORDER DESCRIPTION DESCRIPTION R104 7030005080 S.RESISTOR ERJ2GEJ 823 X (82 kΩ) 4030017500 S.CERAMIC ECJ0EC1H560J [USA] only 4030016790 S.CERAMIC ECJ0EB1C103K 7030008290 S.RESISTOR ERJ2GEJ 183 X (18 kΩ) [other] 4030017600 S.CERAMIC ECJ0EC1H080C R105 7030005090 S.RESISTOR ERJ2GEJ 104 X (100 kΩ) 4030017760 S.CERAMIC ECJ0EB1H222K...
  • Page 25 [LOGIC UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION EP12 0910057732 B 6048B 1750000550 S.DIODE 1SS355 TE-17 1790001250 S.DIODE MA2S111-(TX) 1720000730 S.VARICAP MA2S30400L 2020001520 CERAMIC CFWLA450KFFA-B0 (CFWS450F) T 2020001460 CERAMIC CFWLA450KHFA-B0 (CFWS450HT) [MAIN UNIT] except [EXP-1] 2030000270 MONOLITH FL-363 (21.7 MHz) ORDER 2030000270 MONOLITH...
  • Page 26 [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION ERJ3GEYJ 121 V (120 Ω) 7030003490 S.RESISTOR ERJ3GEYJ 272 V (2.7 kΩ) R154 7030003330 S.RESISTOR 7030003440 S.RESISTOR ERJ3GEYJ 102 V (1 kΩ) R155 7030003500 S.RESISTOR ERJ3GEYJ 332 V (3.3 kΩ) ERJ3GEYJ 100 V (10 Ω) 7030003200 S.RESISTOR R156...
  • Page 27 [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 4030006860 S.CERAMIC C1608 JB 1H 102K-T C148 4030007150 S.CERAMIC C1608 CH 1H 151J-T 4030007020 S.CERAMIC C1608 CH 1H 120J-T C149 4030011600 S.CERAMIC C1608 JB 1E 104K-T 4030009500 S.CERAMIC C1608 CH 1H 0R5B-T C152 4030009510 S.CERAMIC...
  • Page 28 [MAIN UNIT] 6-2 HM-133V ORDER [MAIN UNIT] DESCRIPTION ORDER DESCRIPTION C271 4550006140 S.TANTALUM ECST1EY474R C272 4030011600 S.CERAMIC C1608 JB 1E 104K-T 1140005870 S.IC µPD7564AG-555-E1 C273 4550006480 S.TANTALUM TEESVA 1C 475M8L 1130008630 S.IC MC14028BF-EL C278 4510004540 S.ELECTROLYTIC ECEV0JA470SR 1110006010 S.IC S-80845CLUA-B66-T2 C279 4510004440 S.ELECTROLYTIC ECEV1HA010SR...
  • Page 29 [MAIN UNIT] [MAIN-A UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 4030007130 S.CERAMIC C1608 CH 1H 101J-T 1730002280 S.ZENER MA8091-M (TX) 4030007050 S.CERAMIC C1608 CH 1H 220J-T 1730002280 S.ZENER MA8091-M (TX) 4030007050 S.CERAMIC C1608 CH 1H 220J-T 1730002280 S.ZENER MA8091-M (TX) 4030007050 S.CERAMIC C1608 CH 1H 220J-T 4030007050 S.CERAMIC...
  • Page 30 [MAIN-A UNIT] 6-3 UT-108 (OPTIONAL UNIT) ORDER [MAIN UNIT] DESCRIPTION ORDER DESCRIPTION 5010000120 S.LED LN1371G-(TR) 5010000120 S.LED LN1371G-(TR) 1130007560 S.IC LC73881M-TLM DS10 5010000150 S.LED LT1EP53A 1130007300 S.IC TC4W66FU (TE12L) DS11 5010000150 S.LED LT1EP53A 6050005090 XTAL CR-245 (4.194304 MHz) 7700002310 MICROPHONE EM-140 6200001260 S.COIL...
  • Page 31 6-4 UT-115 (OPTIONAL UNIT) [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 1180002390 S.REG S-812C33AMC-C2N-T2 R260 7030005090 S.RESISTOR ERJ2GEJ 104 X (100 kΩ) 1180002370 S.REG R1111N321B-TR R261 7030005240 S.RESISTOR ERJ2GEJ 473 X (47 kΩ) IC50 1130011630 S.IC AD73311ARS R262 7030005220 S.RESISTOR ERJ2GEJ 223 X (22 kΩ) IC101...
  • Page 32 SECTION 7 MECHANICAL PARTS AND DISSASEMBLY 7-1 IC-2200H [CHASSIS PARTS] [ACCESSORIES] REF. ORDER REF. ORDER DESCRIPTION QTY. DESCRIPTION QTY. 6510004880 Connector MR-DS-E 01 5210000080 Fuse FGB 20A 2510001030 Speaker VS-57-0837A 8900010990 DC power cable OPC-1132 8010019380 2698 chassis 0880001490 Microphone HM-133V...
  • Page 33 R61 (L) MP4 (C) MAIN UNIT J1 (L) W1 (C) J7 (M) J4 (M) R62 (L) W6 (M) MP12 (L) IC-2200H LOGIC UNIT MP6 (C) S9 (L) MP1 (M) MP3 (L) Unit abbreviations (C):CHASSIS PARTS MP1 (L) (L): LOGIC UNIT...
  • Page 34 SECTION 8 SEMI-CONDUCTOR INFORMATION • TRANSISTORS AND FET’S • DIODES 2SA1362 Y 2SA1576A T106 R 2SA1586 GR 2SB798 T2 DK 2SC2712 BL 1SS133 1SS355 1SS400 DA221 TL DAN222TL (Symbol: AEY) (Symbol: FR) (Symbol: SG) (Symbol: DK) (Symbol: BL) (Symbol: A) (Symbol: A) (Symbol: K) (Symbol: N)
  • Page 35 SECTION 9 BOARD LAYOUTS 9-1 LOGIC UNIT • TOP VIEW DIAL S.MW/MW MICROPHONE SET/LOCK MONI/ANM TONE/T-SCAN M/CALL/PRIO V/MHz/SCAN BANK/OPT LOW/DUP to the microphone 9 - 1...
  • Page 36 • BOTTOM VIEW (LOGIC UNIT) OPV1 OPSCK OPV2 OPV3 OPSO OPT3 OPT2 REFMOD OPT1 AFOUT SIG_OUT DETO to the optional unit RX_MUTE BUSY 232RX 232TX MIC_IN MIC_OUT PTTO PTTI to the MAIN unit J11 9 - 2...
  • Page 37 9-2 MAIN UNIT • TOP VIEW CHASSIS DC power unit J1 EP12 to the LOGIC unit J3 9 - 3...
  • Page 38 • BOTTOM VIEW (MAIN UNIT) DATA 9 - 4...
  • Page 39 9-3 HM-133V NOTE: HM-133V’s main unit has 2 versions (MAIN or MAIN-A). • TOP VIEW (MAIN UNIT) • TOP VIEW (MAIN-A UNIT) MAIN unit employs old type CPU, MAIN-A unit employs new type one. Make sure to be used whether MAIN unit or MAIN-A unit before servicing. VFO/LOCK MR/CALL BANK/OPTION...
  • Page 40 • BOTTOM VIEW (MAIN-A UNIT) • BOTTOM VIEW (MAIN UNIT) to the IC-2200H to the IC-2200H LOGIC unit J1 LOGIC unit J1 9 - 6...

  • Page 41: Hm-118Tn

    9-4 HM-118TN • TOP VIEW • BOTTOM VIEW (HM-118TN) UP DOWN LOCK to the IC-2200H LOGIC unit J1 9 - 7...
  • Page 42 SECTION 10 BLOCK DIAGRAMS 10-1 IC-2200H IC11 NJM3404V CURRENT Q1 2SC4116 Rx 96.300-152.300MHz SHIFT Q3 2SC4116 Tx 136.000-174.000MHz Q5 2SC4116 ANTENNA Q8 DTA113ZU D1 MA2S111 D12 XB15A407 for CPU D6 MA77 IC10 D19 XB15A308 Q6 2SC4226 IC1 LV2105V Q2 XP4601...
  • Page 43 10-2 HM-133V (MAIN) IC3 S-80845CLUA D13 1SS355 Q8 2SC2712 Q1 2SC2712 (MAIN-A) D1 MA8056 IC3 BD5245G Q9 DTB113ZK REG CTRL RESET 5V REG D16,D17 MA8091 DS1-DS8 LN1371G BACK PROTECTO LIGHT Q2 DTC114EU Q3 DTA114EU DATA MDATA BUFF PROTECTO D18 MA8091 DATA RESET LED/...
  • Page 44 SECTION 11 VOLTAGE DIAGRAMS 11-1 LOGIC UNIT LOGIC UNIT SIG_OUT 1.9V 120k 1.9V 1.9V V+ IC3 REMO 220k 120k NJM12902V DIAL TC4S66F NJM12902V NJM12902V C72 0.033 R75 68k CD4066BPWR EVQ-VENF02 IC24 0.0022 NJM12902V TA75S393F I/O1 C73 2.2 R74 150k 1.9V TX: 5.0V R39 150k O/I1...
  • Page 45 11-2 MAIN UNIT MAIN UNIT TX: 7.8V RX: 0V R150 2SA1362 CHASSIS TX: 6.9V TX: 6.7V IC10 UNIT RX: 0V S-AV36 RX: 0V 2SC4116 C225 XB15A407 0.001 TX: 0V RX: 7.0V DTA113ZU R178 XB15A407 TX: 6.6V R185 RX: 0V 2SC4116 100k C250 R180...
  • Page 46 LN1371G LN1371G LN1371G 2SC2712 L1 0.82µ L1 0.82µ 2SC2712 MU/D MU/D M8VSW M8VSW C12 0.001 to the IC-2200H to the IC-2200H LOGIC unit J1 MICE MICE MICE MICE R38 220k LOGIC unit J1 DTC114EU R8 12k R7 33k R6 33k...

  • Page 47: Inside View

    SECTION 12 HM-118/N (OPTIONAL UNIT) 12-1 INSIDE VIEW (HM-118/N) 12-2 BOARD LAYOUTS • TOP VIEW (MAIN UNIT) UP swtich UP swtich DOWN switch DOWN switch (S3: SKHHLM) (S3: SKHHLM) (S4: SKHHLM) (S4: SKHHLM) PTT switch PTT switch UP DOWN LOCK switch UP DOWN LOCK switch (S1: JPM1990-2013R) (S1: JPM1990-2013R)

  • Page 48: Mechanical Parts List And Dissasembly

    12-3 MECHANICAL PARTS LIST AND DISSASEMBLY • BOTTOM VIEW (MAIN UNIT) [CHASSIS PARTS] [MAIN/MAIN-A UNIT] REF. ORDER REF. ORDER DESCRIPTION QTY. DESCRIPTION QTY. 8210015430 2129 front panel [HM-118] 7700002120 Microphone KUC2123-030245 8210015431 2129 front panel-1 [HM-118N] 8210015330 1743 REAR PANEL [HM-118] 8900008000 Cable OPC-784...

  • Page 49: Board Layout

    SECTION 13 UT-108 (OPTIONAL UNIT) 13-1 BOARD LAYOUT • TOP VIEW • BOTTOM VIEW PTTIN_C AGND PTTOUT DMOD VCC_8V AMODIN F_RXD 232_TX BUSY_C 232_RX RMUTE FMDET DAFOUT REFMOD FLASH RXD_2_C TXD_2_C to the IC-2200H LOGIC unit J4 13 - 1...
  • Page 50 SECTION 14 UT-115 (OPTIONAL UNIT) 14-1 BOARD LAYOUT • TOP VIEW • BOTTOM VIEW J301 PTTIN_C AGND PTTOUT DMOD VCC_8V AMODIN F_RXD 232_TX BUSY_C 232_RX RMUTE FMDET DAFOUT REFMOD FLASH RXD_2_C TXD_2_C to the IC-2200H LOGIC unit J4 14 - 1...

  • Page 51: Semi-Conductor Information

    14-2 SEMICONDUCTOR INFORMATION 14-3 BLOCK DIAGRAM • TRANSISTORS AND FET’S 2SA1586 GR DTC144EUA T106 XP4312 (Symbol: SG) (Symbol: 26_) (Symbol: 7T) FOR FM_TRANCEVER OPTION CONNECTOR FLASH WRITER F_RXD Explanatory notes Q305 XP4312 VOLTAGE LINE Q306 XP4312 TX LINE LEVEL FOR FM_TRANCEVER CPU TXD_2 RX LINE CONVERT...
  • Page 52 XP4312 XP4312 CP252 ADIN TXD_2_C TXD_2 REFMOD REFMOD 3.25V AMODIN RXD_2 DAFOUT DAFOUT ADREF IC252 FMDET FMDET to the IC-2200H BUSY: H(3.3V) CMX589AD5 R267 LOGIC unit JJ4 100k RMUTE RMUTE XTAL CP251 R315 TX: 350mVp-p Q302 XTAL/CLK_RX TXCK DTC144EU 232_RX...
  • Page 54 Downloaded by RadioAmateur.EU S-14017HZ-C1 1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan C 2004 Icom Inc.

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