Icom IC-F2000 Service Manual
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Icom IC-F2000 Service Manual

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SERVICE
MANUAL
UHF TRANSCEIVERS
(For versions without ANT PCB)
|F2000
|F2000S
|F2000T
S-15609XZ-C1-1
March 2020

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Summary of Contents for Icom IC-F2000

  • Page 1 SERVICE MANUAL UHF TRANSCEIVERS (For versions without ANT PCB) |F2000 |F2000S |F2000T S-15609XZ-C1-1 March 2020...
  • Page 2 12.5 list and mechanical parts list. EUR-01 12.5/20/25 IC-F2000 This service manual describes the latest technical UK-01 12.5/25 EXP-01 information for the following versions of the IC-F2000/ USA-01 12.5 IC-F2000S/IC-F2000T UHF TRANSCEIVERS EUR-01 12.5/20/25 400~470 IC-F2000S 4-key at the time of publication.
  • Page 3 IC-F2000 IC-F2000S IC-F2000T Icom, Icom Inc. and the Icom logo are registered trademarks of Icom Incorporated (Japan) in Japan, the United States, the United Kingdom, Germany, France, Spain, Russia, Australia, New Zealand, and/or other countries.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 INSIDE VIEWS SECTION 3 DISASSEMBLY INSTRUCTIONS SECTION 4 ADJUSTMENT PROCEDURE PREPARATION ……………………………………………………………………………………… 4-1 FREQUENCY ADJUSTMENTS …………………………………………………………………… 4-6 TRANSMIT ADJUSTMENTS ……………………………………………………………………… 4-8 RECEIVE ADJUSTMENTS …………………………………………………………………………4-14 AFTER THE ADJUSTMENT ………………………………………………………………………4-19 SECTION 5 SPARE UNITS AND PARTS SECTION 6 BOARD LAYOUT SECTION 7...

  • Page 5: Specifications

    • Operating temperature range: −30ºC~+60ºC (−22ºF~+140ºF) (TIA-603, RSS-119, AZ/NZS 4295) • Power supply voltage: Specified Icom's battery packs only, 7.5 V DC (negative ground) • Current drain (approximate): Receiving 80 mA (stand-by) 500 mA (at maximum audio, with the internal speaker)
  • Page 6 ■ TRANSMITTER • Output power: • Modulation: Variable reactance frequency modulation • Maximum permissible deviation: Wide ±5.0 kHz Middle ±4.0 kHz Narrow ±2.5 kHz • Frequency stability: ±2.5 ppm 0.25 μW (≤1 GHz) (EN 300 086, EN 300 296, AZ/NZS 4295) •...

  • Page 7: Inside Views

    SECTION 2 INSIDE VIEWS • MAIN/MAIN-A UNIT (TOP VIEW) ANTENNA CONNECTOR (J1: CHASSIS UNIT) +5 V REGULATOR (IC19) CHASSIS [Emer] (S5) AF AMPLIFIER (IC1) APC AMPLIFIER POWER CONTROLLER (IC17) (Q9) [PTT] (S1) [MIC] (J1) VOX AMPLIFIER (IC3) BASEBAND IC MICROPHONE GAIN (IC4) CONTROLLER (IC2)
  • Page 8 • MAIN/MAIN-B UNIT (BOTTOM VIEW) [ROTARY SELECTOR] (S4) [VOL] (R27) +5 V REGULATOR (IC20) RF AMPLIFIER (Q39) POWER AMPLIFIER (Q38) MIXER (Q37) MICROPHONE AMPLIFIER (IC12) 46.35 MHz DRIVE AMPLIFIER BANDPASS FILTER (Q36) (FI1) PREAMPLIFIER IF IC (Q35) (IC16) LOW-PASS FILTER/ SUMMING AMPLIFIER D/A CONVERTER (IC10)

  • Page 9: Disassembly Instructions

    Dial knob Chassis Antenna nut Volume knob Remove with; “ICOM Driver (K)” (8960000113) Front panel Front panel M3 screw (screw thread pitch: 0.5 mm) The M3 screws are commercially available. When ordering parts, the following parts 2) Remove the 2 screws from the bottom of chassis.
  • Page 10 1) Remove the 2 volume nuts from the top of the chassis, 3) Remove the 2 screws from the heatsink of MAIN/MAIN-B and then remove the top plate. UNIT. Remove with; Screws ×2 “ICOM Driver (AG)” (8960000561) Volume nuts Top plate MAIN/MAIN-B UNIT Heatsink Chassis 4) Remove the side plate from the chassis.

  • Page 11: Adjustment Procedure

    30 dB or 40 dB to USB port Loose couple RF power meter 0.1~10 W/50 Ω Frequency OPC-478UC counter IC-F2000/IC-F2000S/IC-F2000T Rear panel view To [MIC] JIG cable 1: See the illustration shown on page 4-2. To [SP] JIG cable 2:...
  • Page 12 ■ JIG • JIG cable 1 AUDIO GENERATOR AC MILLIVOLTMETER (300~3000 Hz/1~500 mV) (10 mV to 10 V) (GND) (GND) + − + − 33 kΩ 3-conductor 2.5 (d) mm plug (MIC) (MIC) 4.7 µF • JIG cable 2 DISTORTION METER (3% or less at 1 kHz/50 mV ~ 10 V) + −...
  • Page 13 ■ ADJUSTMENT CHANNELS • For 400~470 MHz versions...
  • Page 14 ■ ADJUSTMENT CHANNELS (CONTINUED) • For 450~512/520 MHz versions CONVENIENT: The programming files for the For [EUR] and [UK]: adjustment channels described on page 4-3 and 4-4 When adjusting and verifying the middle band, change are available. the Middle bandwidth to “Middle,” as shown below. Right-click the clip icon ( ) below, and select "Save Embedded File to Disk."...
  • Page 15 ■ ADJUST UTILITY Click to open the “I/O Check window” Memory channel designation (for manual adjustment and verification) ADJUST CHANNEL TX OUTPUT POWER MODULATION BALANCE FM DEVIATION CTCSS/DTCS DEVIATION SQUELCH REFERENCE FREQUENCY S-METER Memory channel designation (for automatic adjustment) AUTO ADJUST CHANNEL TX OUTPUT POWER MODULATION BALANCE FM DEVIATION...

  • Page 16: Frequency Adjustments

    4-2 FREQUENCY ADJUSTMENTS 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM • Set the preset memory channel PLL LOCK –...
  • Page 17 4-2 FREQUENCY ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM PLL LOCK 13 •...

  • Page 18: Transmit Adjustments

    4-3 TRANSMIT ADJUSTMENTS 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM TX OUTPUT – •...
  • Page 19 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM 1 • Set [Mic Gain] to “2” in the Set mode. FM DEVIATION [Mic Gain] - Preparation -...
  • Page 20 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM FM DEVIATION 1 •...
  • Page 21 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM CTCSS/DTCS – •...
  • Page 22 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM • No audio signal is applied to [MIC]. DTCS 1 •...
  • Page 23 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM TX SIGNAL-TO- 1 •...

  • Page 24: Receive Adjustments

    4-4 RECEIVE ADJUSTMENTS 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM RECEIVE NOTE: “RECEIVE SENSITIVITY” must be adjusted before “S-METER” and “SQUELCH.” Otherwise, SENSITIVITY “S-METER”...
  • Page 25 4-4 RECEIVE ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM Less than −10 dBµ RECEIVE 16 •...
  • Page 26 4-4 RECEIVE ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM S-METER* NOTE: When “RECEIVE SENSITIVITY” is re-adjusted, “S-METER” must be also re-adjusted. Push [ENTER] - Preparation - –...
  • Page 27 4-4 RECEIVE ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM SQUELCH 9 • CH No.: 44 •...
  • Page 28 4-4 RECEIVE ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM RX SIGNAL-TO- 1 •...

  • Page 29: After The Adjustment

    4-4 RECEIVE ADJUSTMENTS (CONTINUED) 1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard. 2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard. TRANSCEIVER’S ADJUSTMENT ADJUSTMENT OPERATION VALUE CONDITION ITEM RX SIGNAL-TO- 7 •...

  • Page 30: Spare Units And Parts

    SECTION 5 SECTION 5 SPARE PARTS AND UNITS SPARE PARTS AND UNITS ■ ASSEMBLED CHASSIS UNIT Spare unit name Order Number Applicable Versions Remarks ‒ U F2000 #11 CHASSIS 0341121103 #11~#19, #21, #23~#25, #35~#40, #42~#44, #48~#50 See the illustrations below for the individual parts in the unit. <Front view>...
  • Page 31 ■ ASSEMBLED FRONT PANELS Spare unit name Order Number Applicable Versions Remarks U F2000 #11 F.PANEL 0341121102 #11~#13, #23, #35, #38, #42, #48 No-Key type U F2000S #14 F.PANEL 0341121402 #14~#16, #24, #36, #39, #43, #49 4-Key type U F2000T #17 F.PANEL 0341121702 #17~#19, #21, #25, #37, #40, #44, 10-Key type...
  • Page 32 <U F2000S #14 F.PANEL: Front view> 4112 S-FRONT PANEL ASSEMBLY <U F2000S #14 F.PANEL: Back view> 4112 S-FRONT PANEL ASSEMBLY MP12 3620 MIC RUBBER (KOB) <U F2000T #17 F.PANEL: Front view> 4112 T-FRONT PANEL ASSEMBLY <U F2000T #17 F.PANEL: Back view> 4112 T-FRONT PANEL ASSEMBLY MP12 3620 MIC RUBBER (KOB)
  • Page 33 ■ ASSEMBLED MAIN UNIT Applicable Spare unit name Order Number Remarks Version U F2000 #11 U.SET 0341121101 No-Key type U F2000 #12 U.SET 0341121201 U F2000 #13 U.SET 0341121301 U F2000S #14 U.SET 0341121401 4-Key type U F2000S #15 U.SET 0341121501 U F2000S #16 U.SET 0341121601...
  • Page 34 ■ SPARE PARTS INFORMATION Reference Order Parts name Applicable versions Number number Antenna nut MP19 3285 ANT NUT 8830003440 #11~#19, #21, #23~#25, #35~#40, #42~#44, #48~#50 Dial knob MP24 KNOB N-421-1 8610014711 #11~#19, #21, #23~#25, #35~#40, #42~#44, #48~#50 Volume knob MP25 KNOB N-422 8610014720 #11~#19, #21, #23~#25, #35~#40, #42~#44, #48~#50 MP24...

  • Page 35: Board Layout

    SECTION 6 BOARD LAYOUT The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • MAIN/MAIN-B unit (B-9160: Top view) [DOWN]/[Lower] [UP]/[Upper] [PTT] R292 R298 R221 R294 C318 R220 C425 IC17 C434 R233...
  • Page 36 The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together. • MAIN/MAIN-B unit (B-9160: Bottom view) C422 C418 C387 C289 C158 C390 C397 C279 C393 C183 R197 R163 C396 C283 C436 C263 C199...

  • Page 37: Block Diagram

    SECTION 7 BLOCK DIAGRAM • MAIN unit (for #11~#19, #21, #35~#37, and #42~#44) 400.00~470.00MHz MAIN UNIT IC14 LVIN RIPPLE Q25, RX VCO D9,D10 D16,D17 D19,D27 15.3MHz VCON LOOP TX/RX DRIVE BUFF TCXO BUFF BUFF DRIVE TX VCO Q27, IC15 D11,D12 IC17 BUFF 353.65~423.65MHz...
  • Page 38 • MAIN-B unit (for #23~#25, #38, #40, and #48~#50) 450.00~512.00MHz MAIN-B UNIT 450.00~520.00MHz IC14 LVIN RIPPLE RX VCO Q25, D9,D10 15.3MHz D16,D17 D19,D27 VCON LOOP TX/RX DRIVE BUFF BUFF BUFF BUFF TCXO DRIVE TX VCO Q27, D11,D12 IC17 403.65~465.65MHz BUFF 403.65~473.65MHz ×2 D22,D23...

  • Page 39: Voltage Diagram

    SECTION 8 VOLTAGE DIAGRAM • MAIN unit (for #11~#19, #21, #35~#37, and #42~#44: 1/3) 5.0 V 4.2 V MP15 +3 _ 3V 7.5 V TX: 5.0 V 3620 2SC4116 RX: 0 V VCOV EP10 MPZ2012S331A RX VCO MMZ1005Y102CT R167 R168 0.47U EP15 MMZ1005S800CT...
  • Page 40 • MAIN unit (for #11~#19, #21, #35~#37, and #42~#44: 2/3) PMFM PMFM MTDT MTDT MTCK MTCK NOIS NOIS UNLK UNLK C414 C406 RSTN 0.001 RSTN CENC1 0.001 CENC1 +3 _ 3V +3_3V PWOFF CENC1 PWOFF 4.7k R124 IC7A CTCSS/DTCS FILTER NJM2904CRB1 R126 PLST...
  • Page 41 • MAIN unit (for #11~#19, #21, #35~#37, and #42~#44: 3/3) C399 0.001 PMFM PMFM MTDT MTDT R308 MTCK 100k MTCK R307 [P0] CPU5V *S10 *S11 *S12 *S13 NOIS 100k NOIS SEG29 SEG12 UNLK SEG29 SEG12 UNLK SEG30 SEG11 SEG30 SEG11 SEG31 SEG10 RSTN...
  • Page 42 • MAIN-B unit (for #23~#25, #38, #40, and #48~#50: 1/3) 5.0 V 4.2 V MP15 7.5 V +3 _ 3V TX: 5.0 V 3620 2SC4116 VCOV RX: 0 V EP10 MPZ2012S331A RX VCO R167 R168 EP15 0.47U MMZ1005S800CT 6.8k 6.8k TX: 1.6 V C187 RX: 0 V...
  • Page 43 • MAIN-B unit (for #23~#25, #38, #40, and #48~#50: 2/3) PMFM MTDT MTCK NOIS UNLK C414 C406 RSTN 0.001 CENC1 0.001 +3 _ 3V PWOFF CENC1 4.7k R124 CTCSS/DTCS FILTER IC7A NJM2904CRB1 R126 PLST 390k DAST LDTC144EE 180k AFON VCON DUSE AUTX DISC...
  • Page 44 • MAIN-B unit (for #23~#25, #38, #40, and #48~#50: 3/3) C399 0.001 PMFM PMFM MTDT MTDT R308 MTCK 100k MTCK R307 [P0] CPU5V *S10 *S11 *S12 *S13 NOIS 100k NOIS SEG29 SEG12 UNLK SEG29 SEG12 UNLK SEG30 SEG11 SEG30 SEG11 SEG31 SEG10 RSTN...
  • Page 45 If you have any inquiries regarding service, contact your distributor. The contact number or E-mail address of your distributor can be found on our website. https://www.icomjapan.com/...
  • Page 46 S-15609XZ-C1-1 1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan © 2020 Icom Inc.

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