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Icom ID-52A Service Manual
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Icom ID-52A Service Manual

Icom ID-52A Service Manual

Vhf/uhf transceiver
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ID-52A/ID-52E
NOTE: Use these amended pages as one addendum set.
Do not mix them up with the previous master pages.
Replacement page
Addendum page
Amended page
Page number information
The number of revisions can be easily understood by the addendum service manual's page number.
The number of revisions (a, b, c, ...) is added after the page number.
CONTENTS
SECTION 5
SPARE PARTS AND UNITS ������������� 5-1a ~ 5-10a
SECTION 6
MECHANICAL PARTS ��������������� 6-1a ~ 6-3a
SECTION 7
BOARD LAYOUT ������������������ 7-1a ~ 7-4a
SECTION 9
VOLTAGE DIAGRAM ���������������� 9-1a ~ 9-10a
Version List
Version
MODEL
Version
Number
†
EUR-01 ✔ ✔ ✔ ✔
ID-52E
#12
USA-01 ✔ ✔ ✔ ✔
ID-52A
#15
This addendum service manual provides service information for the versions listed above, excluding out of production versions.
The first two digits of the serial number show its Version Number.
†
✔: Applicable
February 2022
SERVICE MANUAL
ADDENDUM
The page to replace the original one.
The page to be added to the original set.
The page to be added as change history, including corrections.
Installed
Unit
Definitions
Remarks
–
–

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Summary of Contents for Icom ID-52A

  • Page 1 February 2022 SERVICE MANUAL ADDENDUM ID-52A/ID-52E NOTE: Use these amended pages as one addendum set. Do not mix them up with the previous master pages. Definitions Replacement page The page to replace the original one. Addendum page The page to be added to the original set.
  • Page 2 Spare unit name Order Number Applicable Version Remarks C ID-52E #12 F-PANEL 0338671202 – C ID-52A #15 F-PANEL 0338671502 See the illustrations below for the individual parts in the unit. MP20 MP2 (For #12) 3867 LENS MP36 3867 FRONT PANEL (A) ASSEMBLY-1...
  • Page 3 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. ■ ASSEMBLED GPS UNIT Spare unit name Order Number Applicable Version Remarks C ID-52E #12 GPS 0338671203 – See the illustrations below for the individual parts in the unit.
  • Page 4 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. ■ ASSEMBLED SP UNIT Spare unit name Order Number Applicable Version Remarks C ID-52E #12 SP 0338671204 – See the illustrations below for the individual parts in the unit.
  • Page 5 Spare unit name Order Number Applicable Version Remarks C ID-52E #12 UNITSET 0338671201 – C ID-52A #15 UNITSET 0338671501 The spare set is completely assembled and adjusted. The serial number label is attached. <Front view> <Rear view> Serial Number Label...
  • Page 6 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. ■ SPARE PARTS INFORMATION • For the CHASSIS unit (1/2) Reference Order Applicable Parts Name Remarks Number Number Versions KNOB MP16...
  • Page 7 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. ■ SPARE PARTS INFORMATION (CONTINUED) • For the CHASSIS unit (2/2) Reference Order Applicable Parts Name Remarks Number Number Versions CONNECTOR...
  • Page 8 (Amended page) February 2022 ■ SPARE PARTS INFORMATION (CONTINUED) The underlined parts have been updated from the addendum of the previous version, or from the original page. • For the MAIN unit (Top view) Reference Order Applicable Parts Name Remarks Number Number Versions...
  • Page 9 (Amended page) February 2022 ■ SPARE PARTS INFORMATION (CONTINUED) The underlined parts have been updated from the addendum of the previous version, or from the original page. • For the MAIN unit (Bottom view) Reference Order Applicable Parts Name Remarks Number Number Versions...
  • Page 10 (Amended page) February 2022 ■ SPARE PARTS INFORMATION (CONTINUED) The underlined parts have been updated from the addendum of the previous version, or from the original page. • For the LOGIC unit (Top view) Reference Order Applicable Parts Name Remarks Number Number Versions...
  • Page 11 (Amended page) February 2022 ■ SPARE PARTS INFORMATION (CONTINUED) The underlined parts have been updated from the addendum of the previous version, or from the original page. • For the LOGIC unit (Bottom view) Reference Order Applicable Parts Name Remarks Number Number Versions...

  • Page 12: Mechanical Parts

    (Amended page) February 2022 SECTION 6 MECHANICAL PARTS The underlined parts have been updated from the addendum of the previous version, or from the original page. [CHASSIS UNIT] [LOGIC UNIT] PART PART DESCRIPTION QTY. DESCRIPTION QTY. 6510033430 3867 ANT CONNECTOR 6510033130 30R-JAKK-GSAN-1-TF (HF) 6510028170 SDHL-8BNS-K-363-A0-ETB (HF) 6510031130 50P5.0-JMCS-G-TF (N)
  • Page 13 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. [SUPPLIED ACCESSORIES] PART DESCRIPTION QTY. 6910028081 BLACK NYLON STRAP-1 3310002150 FA-S270C – BC-167SD [#12] † – BC-167SA [#15] †...
  • Page 14 The underlined parts have been updated from the addendum of the previous version, or from the original page. • Exploded view Apply the grease to the following area ( Tighten with: ICOM DRIVER(U)-1 (8960000421) Grease: G501 (80G) SHINETSU (8950002750) Torque: 1.5 N·m (±0.15 N·m)
  • Page 15 To LOGIC UNIT J5 [DC IN] [SP] [MIC] The serial numbers of transceivers used the PCB (B-9521B). The serial numbers may change, depending on the transceiver's production plan. Model Name Version Number Serial Numbers ID-52E 12002801 and above ID-52A 15005701 and above 7-1a...
  • Page 16 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • MAIN UNIT (B-9521B: Bottom view) J301 J302 [SP] [MIC] J300 [DC IN] D320 D320 EP309 EP309 EP303 EP303 EP306 EP306...
  • Page 17 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGIC UNIT (B-9524A: Top view) DS12 DS12 FD10 FD11 FD12 FD13 FD14 FD15 LOG3 LOG3 FWR# FRD# LCD_RES FLCD_CS LEDK...
  • Page 18 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGIC UNIT (B-9524A: Bottom view) [USB] EP27 EP27 R509 R509 R510 R510 R508 R508 R507 R507 R242 R242 C148 C148...
  • Page 19 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. SECTION 9 SECTION 9 VOLTAGE DIAGRAM VOLTAGE DIAGRAM • MAIN UNIT (1/5) TX on VHF: 3.8 V TTEMP on UHF: 0 V MPZ1608S101A R109...
  • Page 20 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • MAIN UNIT (2/5) UBR4 R130 B-Band’s RX frequency 375 MHz ~479 MHz: 3.8 V RX frequency 375MHz~479MHz 375 MHz ~479 MHz: 4.9 V C123 C130...
  • Page 21 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • MAIN UNIT (3/5) BPS4 BPS4 BPS4 BPS4 80RF D101 To MAIN UNIT (2/5) RN142SM C405 R404 BCATT 6.8k 0.01 To MAIN UNIT (5/5)
  • Page 22 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • MAIN UNIT (4/5) To MAIN UNIT (5/5) BPS4 BPS4 BPS4 BPS4 B-Band Q217 DTA143ZEB RX: 3.9 V BPSC BPS4 BPSC...
  • Page 23 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • MAIN UNIT (5/5) J303 50RF-JMCS-G-1-TF To LOGIC UNIT, J5 To MAIN UNIT (1/5) R1003 SDRS-3650P-008A EARANT DATA To MAIN UNIT (2/5) VBUS _ M DATA...
  • Page 24 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGIC UNIT (1/4) To LOGIC UNIT 3/4 GPS2 GPS2 GPS2 GPS2 GPS2 GPS2 LOG3 LOG3 LOG3 USB _ GND To LOGIC UNIT 4/4 CPU3 CPU3...
  • Page 25 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGIC UNIT (2/4) GPS2 GPS2 GPS2 GPS2 USB _ GND USB _ GND USB _ GND USB _ GND VBUS _ M VBUS VBUS...
  • Page 26 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGC UNIT (3/4) 3.3 V CODEC1 _ 8V CODEC1 _ 8V I2S _ SEL DSP3 DSP3 C574 C314 AWXALT 100P...
  • Page 27 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • LOGIC UNIT (4/4) CODEC1 _ 8V CODEC1 _ 8V CODEC1 _ 8V DSP3 DSP3 DSP3 1.8 V EP37 3.3V _ VDD 3.3V _ VDD...
  • Page 28 (Amended page) February 2022 The underlined parts have been updated from the addendum of the previous version, or from the original page. • GPS UNIT G _ RXD GPS2 G _ TXD PA012LQ0004 20542-010E-01 A1 RF _ IN A2 VSS A3 VSS A4 VSS A5 VDD _ BKUP _ IN...
  • Page 29 SERVICE MANUAL VHF/UHF TRANSCEIVER ID-52A ID-52E S-15713XZ-C1 December 2021...

  • Page 30: Service Caution

    7. READ the instructions of the test equipment thoroughly before connecting it to the DUT. 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 31: Table Of Contents

    TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 INSIDE VIEWS SECTION 3 DISASSEMBLY INSTRUCTION SECTION 4 ADJUSTMENT PROCEDURE PREPARATION ��������������������������� 4-1 FREQUENCY ADJUSTMENTS �������������������� 4-3 TRANSMIT ADJUSTMENTS ��������������������� 4-3 DEVIATION ADJUSTMENTS ��������������������� 4-8 RECEIVE ADJUSTMENTS ���������������������� 4-9 SECTION 5 SPARE PARTS AND UNITS SECTION 6 MECHANICAL PARTS SECTION 7...

  • Page 32: Specifications

    ±2.5 ppm (–20°C ~ +60°C, –4°F ~ +140°F) • Power supply: 10.0 ~ 16.0 V DC for external DC power 7.4 V DC specified Icom’s battery pack 5.5 V DC specified Icom’s battery case • Current drain (at 7.4 V DC): Transmit (at 5 W) 2.5 A or less...
  • Page 33 7 devices NOTE: Maximum headsets or data devices are 4 devices each, and the maximum combination is 5 devices in total. Maximum Bluetooth Low Energy devices are 2 devices. • Device Name: ICOM BT(ID-52) (at default) • Passkey: 0000 (four zeros)

  • Page 34: Inside Views

    SECTION 2 INSIDE VIEWS • LOGIC UNIT (Top View) GPS UNIT LCD MODULE (DS12) BUFFER AMPLIFIER* AUDIO AMPLIFIER/ (IC393) TONE FILTER* (IC350) EEOROM* (IC31 and IC32) AUDIO AMPLIFIER/ TONE FILTER* (IC40) LOGIC UNIT *Mounted under the LCD module.
  • Page 35 • LOGIC UNIT (Bottom View) [DIAL]/[VOL] (S12) BUFFER AMPLIFIER* (IC41) [PTT] (S15) DSP* SUB CPU* (IC18) (IC2) CODEC IC* CPU* (IC25) (IC1) MICROPHONE AMPLIFIER/ VOX AMPLIFIER [SQL] (IC392) (S14) DUAL REGULATOR* FLASH ROM* (IC11) (IC27) RAM* LOG3 LINE REGULATOR (IC28) (IC34) BT3 LINE REGULATOR (IC7)
  • Page 36 • MAIN UNIT (Top View) APC CONTROLLER (IC3) MUTE SWITCH (Q17) POWER AMPLIFIER (Q22) [MIC] D/A CONVERTER (J302) (IC7) YGR AMPLIFIER (Q15) +5 V REGULATOR [SP] (IC303) (J301) CURRENT RF AMPLIFIER* DETECTER (For 108~174 MHz band: (IC301) Q27) RF AMPLIFIER* (For 230~374.995 MHz band/ A band: Q35) BUFFER AMPLIFIER*...
  • Page 37 • MAIN UNIT (Bottom View) RF AMPLIFIER DRIVE AMPLIFIER (For 375~479 MHz band: (Q18) Q29) RF AMPLIFIER (For 230~374.995 MHz band: Q14) RF AMPLIFIER (For 375~479 MHz band/ A band: Q30) RF AMPLIFIER (For 375~479 MHz band/ B band: Q23) RF AMPLIFIER (For 108~174 MHz band/ B band: Q24)

  • Page 38: Disassembly Instruction

    Before disassembling: REMOVE the microSD card if inserted. Otherwise the front panel and chassis cannot be separated. See ID-52A/E BASIC INSTRUCTIONS for removal details. IMPORTANT: After the reassembling After reassembling the DUT, the waterproof check must be performed. Otherwise, waterproof performance can not be guaranteed.

  • Page 39: Removing The Main Unit

    1. REMOVING THE LOGIC UNIT (CONTINUED) 4) Remove the 5 screws from the LOGIC UNIT. 7) Separate the LOGIC UNIT from the chassis by lifting it up in the direction of the arrow, then disconnect Screw ×5 the flexible cable from the LOGIC UNIT. BE CAREFUL not to damage the flexible cable when separating the LOGIC UNIT from the chassis.

  • Page 40: Adjustment Procedure

    SECTION 4 ADJUSTMENT PROCEDURE 4-1 PREPARATION ■ REQUIRED EQUIPMENT EQUIPMENT GRADE AND RANGE EQUIPMENT GRADE AND RANGE AC millivoltmeter Measuring range: 10 mV to 10 V Frequency range: Up to 500 MHz Standard signal Output level: – 20 to 90 dBμ Output voltage: 5.5 V or 7.4 V generator (SSG) DC power supply (–127 to –17 dBm)

  • Page 41: Entering The Adjustment Mode

    ■ ENTERING THE ADJUSTMENT MODE 1) Connect the JIG cable 2 to [SP]. 2) While holding down [SQL] and [QUICK/SPCH], turn ON the power. Connect the JIG cable 2 here. [SQL] Push to turn ON the power. [QUICK/SPCH] ■ KEY ASSIGNMENTS FOR THE ADJUSTMENT MODE • Push [RX→CS] to select the next adjustment item, push [DR] to select the previous adjustment item.

  • Page 42: Frequency Adjustments

    4-2 FREQUENCY ADJUSTMENTS Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. ADJUSTMENT ITEM ADJUSTMENT OPERATION VALUE DISPLAY REFERENCE 1 • Adjustment item: REF1 • Connect the RF power meter to the antenna Displayed FREQUENCY • Adjustment frequency: connector. frequecny Expect for [USA]: •...

  • Page 43: Idling Adjustment

    4-3 TRANSMIT ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. ADJUSTMENT DUT’S CONDITION OPERATION VALUE IDLING 1 • Adjustment item: ID7 • Connect the ammeter between the DC power 100 mA ADJUSTMENT • Adjustment frequency: supply and the DUT. (Within ±10 mA) ~Drive amplifier~ Expect for [USA]: •...
  • Page 44 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. ADJUSTMENT DUT’S CONDITION OPERATION VALUE IDLING 1 • Adjustment item: IP7 • Connect the ammeter between the DC power 200 mA ADJUSTMENT • Adjustment frequency: supply and the DUT. (Within ±20 mA) ~Power amplifier~ Expect for [USA]: •...
  • Page 45 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. ADJUSTMENT DUT’S CONDITION OPERATION VALUE TRANSMIT 1 • Adjustment item: PO5 • Connect the RF power meter to the antenna 0.1 W OUTPUT POWER • Adjustment frequency: connector. (Within ±0.02 W) -At 5.5 V- 144.000 •...
  • Page 46 4-3 TRANSMIT ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. ADJUSTMENT DUT’S CONDITION OPERATION VALUE TRANSMIT 1 • Adjustment item: PO7 • Connect the RF power meter to the antenna 1.0 W OUTPUT POWER • Adjustment frequency: connector. (Within ±0.1 W) -At 7.4 V- 144.000 •...

  • Page 47: Deviation Adjustments

    4-4 DEVIATION ADJUSTMENTS Select an adjustment item using [RX→CS]/[DR], and then set the adjustment value as specified using [DIAL]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE FM DEVIATION 1 • Adjustment item: MFM • Connect the modulation analyzer to the antenna 4.2 kHz (VHF) •...

  • Page 48: Receive Adjustments

    4-5 RECEIVE ADJUSTMENTS Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE RECEIVE 1 For A band • Connect the SSG to the antenna connector, and Push [ENTER].
  • Page 49 4-5 RECEIVE ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE RECEIVE 1 For A band • Connect the SSG to the antenna connector, and Push [ENTER].
  • Page 50 4-5 RECEIVE ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE S-METER 1 • Adjustment item: SC0 • Connect the SSG to the antenna connector, and Push [ENTER].
  • Page 51 4-5 RECEIVE ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE S-METER 1 For A band • Connect the SSG to the antenna connector, and Push [ENTER].
  • Page 52 4-5 RECEIVE ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE S-METER 1 For A band • Connect the SSG to the antenna connector, and Push [ENTER].
  • Page 53 4-5 RECEIVE ADJUSTMENTS (CONTINUED) Select an adjustment item using [RX→CS]/[DR]. The output level of the standard signal generator (SSG) is measured at the load end (PD). † ADJUSTMENT DUT’S CONDITION OPERATION VALUE SQUELCH 1 • Adjustment item: WSQ • Connect the SSG to the antenna connector, and Push [ENTER].

  • Page 54: Spare Parts And Units

    Spare unit name Order Number Applicable Version Remarks C ID-52E #12 F-PANEL 0338671202 – C ID-52A #15 F-PANEL 0338671502 See the illustrations below for the individual parts in the unit. MP20 MP2 (For #12) 3867 LENS MP36 3867 FRONT PANEL (A) ASSEMBLY-1...
  • Page 55 ■ ASSEMBLED GPS UNIT Spare unit name Order Number Applicable Version Remarks C ID-52E #12 GPS 0338671203 – See the illustrations below for the individual parts in the unit. MP29 DOUBLE SIDE TAPE(CO) GPS UNIT 3867 GPS F.P.C. MP28 DOUBLE SIDE TAPE(CO)
  • Page 56 ■ ASSEMBLED SP UNIT Spare unit name Order Number Applicable Version Remarks C ID-52E #12 SP 0338671204 – See the illustrations below for the individual parts in the unit. SP UNIT MP42 3867 S-CONNECTOR SHEET...
  • Page 57 Spare unit name Order Number Applicable Version Remarks C ID-52E #12 UNITSET 0338671201 – C ID-52A #15 UNITSET 0338671501 The spare set is completely assembled and adjusted. The serial number label is attached. <Front view> <Rear view> Serial Number Label...
  • Page 58 ■ SPARE PARTS INFORMATION • For the CHASSIS unit (1/2) Reference Order Applicable Parts Name Remarks Number Number Versions KNOB MP16 KNOB N-457 8610016550 KNOB MP17 KNOB N-449 8610016330 SCREW MP27 STEP NUT (M) 8830003660 BUTTON MP19 3867 D-BUTTON 8930102620 BUTTON MP32 3867 C-BUTTON...
  • Page 59 ■ SPARE PARTS INFORMATION (CONTINUED) • For the CHASSIS unit (2/2) Reference Order Applicable Parts Name Remarks Number Number Versions CONNECTOR 3867 ANT CONNECTOR 6510033430 SCREW MP26 VR NUT(AC)-2 8830003672 SCREW MP30 PH BT B0 M2×8 SUS SSBC 8810010850 RUBBER MP22 3322 CONTACT RUBBER (TOT) 8930083140 SEAL...
  • Page 60 ■ SPARE PARTS INFORMATION (CONTINUED) • For the MAIN unit (Top view) Reference Order Applicable Parts Name Remarks Number Number Versions TRANSISTOR 2SC3356G-B-AE2-R 1530004560 YGR amplifier RD08MUS2-T512 1560002460 Power amplifier DIODE D304 UFZVTE-1718B 1750004490 Over-voltage protector CONNECTOR J300 HEC2711-01-020 6450000870 [DC] jack CONNECTOR J301...
  • Page 61 ■ SPARE PARTS INFORMATION (CONTINUED) • For the MAIN unit (Bottom view) Reference Order Applicable Parts Name Remarks Number Number Versions RD01MUS2B-T513 1560002420 Drive amplifier CONTACT MP300 3322 CONTACT SPRING 8950007850 Battery contact MP300 3322 CONTACT SPRING RD01MUS2B-T513...
  • Page 62 ■ SPARE PARTS INFORMATION (CONTINUED) • For the LOGIC unit (Top view) Reference Order Applicable Parts Name Remarks Number Number Versions SWITCH S1 ~ S11 SKRBAAE010 2260003600 – SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010 SKRBAAE010...
  • Page 63 ■ SPARE PARTS INFORMATION (CONTINUED) • For the LOGIC unit (Bottom view) Reference Order Applicable Parts Name Remarks Number Number Versions ENCODER F082EN7510W-1+C L20FX6 2250000710 [VOL]/[DIAL] encoder SWITCH S13 ~ S15 TAFG1-12WQR 2260003810 – CONNECTOR SDHL-8BNS-K-363-A0-ETB(HF) 6510028170 [microSD] slot TAFG1-12WQR SDHL-8BNS-K-363-A0-ETB(HF) TAFG1-12WQR TAFG1-12WQR...
  • Page 64 SECTION 6 MECHANICAL PARTS [CHASSIS UNIT] [LOGIC UNIT] PART PART DESCRIPTION QTY. DESCRIPTION QTY. 6510033430 3867 ANT CONNECTOR 6510033130 30R-JAKK-GSAN-1-TF (HF) 6510028170 SDHL-8BNS-K-363-A0-ETB (HF) 6510031130 50P5.0-JMCS-G-TF (N) 2510002200 028D08012 6510030041 CSS5005-4R11FSZ 6510024930 20RF-JMCSG1BTF (N) (LF) (SN) 8920001910 CAB-1219 DS12 5030004711 M9-2323TRW-1 8010025220 3867 CHASSIS 8210035411 3867 FRONT PANEL (A) ASSEMBLY-1 [#12]...
  • Page 65 • Exploded view Apply the grease to the following area ( Tighten with: ICOM DRIVER(U)-1 (8960000421) Grease: G501 (80G) SHINETSU (8950002750) Torque: 1.5 N·m (±0.15 N·m) MP12 (CHASSIS) MP29 (CHASSIS) (8930058550) J1 (CHASSIS) (8930083690) MP7 (CHASSIS) (6510033430) (8930102730) M23 (CHASSIS)
  • Page 66 SECTION 7 BOARD LAYOUT • MAIN UNIT (B9521A: Top view) J303 SP– SP– ADET BTAF PCON2 ANOISE AUNLK ARSSI DATA TTEMP 3_6V BUNLK BDET MOD_LRCLK BRSSI MOD_DATA BNOISE MOD_CLK PLLCK BPLLSTB PLLDATA APLLSTB RTC_SDA LIOEN RTC_SCL CLONE STSTB STEN BTDETO MICGND BTVIN EXTMIC...
  • Page 67 • MAIN UNIT (B9521A: Bottom view) J301 J302 [SP] [MIC] J300 [DC IN] D320 D320 EP309 EP309 EP303 EP303 EP306 EP306 EP301 EP301 EP304 EP304 EP100 EP100 C1017 C1017 C1011 C1011 C416 C416 EP305 EP305 C257 C257 C1120 C1120 R403 R403 R407 R407...
  • Page 68 • LOGIC UNIT (B9524A: Top view) DS12 DS12 FD10 FD11 FD12 FD13 FD14 FD15 LOG3 LOG3 FWR# FRD# LCD_RES FLCD_CS LEDK To LCD (DS12) • SP UNIT (B9096A) (Top view) (Bottom view) SP– W1 (CHASSIS)
  • Page 69 • LOGIC UNIT (B9524A: Bottom view) [USB] EP27 EP27 R509 R509 R510 R510 R508 R508 R507 R507 R242 R242 C148 C148 C230 C230 C522 C522 R134 R134 R143 R143 R142 R142 C196 C196 R141 R141 R453 R453 R237 R237 C202 C202 R198 R198...
  • Page 70 SECTION 8 BLOCK DIAGRAM • Block (1/2) MOD_CLK MOD_LRCLK MOD DATA TTEMP D24,D41,Q26,D318 PLL3 Q206 Q200,Q201 VCC-I PLL3 BTL5V TEMP TX:400.000~479.000MHz AREFSW2 Q12,D313 D314,D315 RX:225.000~479.000MHz IC315 D200 D23,D39,D40 RADIO AF BREFSW2 Q220 IC209,IC210 IC206 DRIVE Q210 BUFF REF2C BUFF BUFF APLL X201 55.95MHz...
  • Page 71 • Block (2/2) MOD_CLK MOD_LRCLK MOD DATA EARANT BTL5V IC307 Q306, Q307 IC16c,IC16d IC16b IC392a BTMIC BTMIC GAIN CONTROL AFON BTMICSW MGAIN1~3 CLONE MAIN UNIT EXTMIC IC392b IC16a D180,D181 D319,D320 IC41b CHASSIS UNIT MICSW BEEP BTL5V INTMIC BUFF FILTER IC319 BER_DATA,CK BER_DATA,BER_CK To Bluetooth...
  • Page 72 SECTION 9 SECTION 9 VOLTAGE DIAGRAM VOLTAGE DIAGRAM • MAIN UNIT (1/5) TX on VHF: 3.8 V TTEMP on UHF: 0 V MPZ1608S101A R109 VCC-I VCC- VCC- NTCG10 JDP2S12CR RN731V 2SA1832 MMZ2012Y102B Q322 LDTC144EE LDTC144EE D315 C145 C156 C164 C249 C258 C269 RN142SM...
  • Page 73 • MAIN UNIT (2/5) UBR4 R130 B-Band’s RX frequency 375 MHz ~479 MHz: 3.8 V RX frequency 375MHz~479MHz 375 MHz ~479 MHz: 4.9 V C123 C130 C135 C176 C184 C201 R122 R129 C230 BMIXIN To MAIN UNIT (3/5) BMIXIN C289 LQW18AN6N8C00 C271 C284...
  • Page 74 • MAIN UNIT (3/5) BPS4 BPS4 BPS4 BPS4 80RF D101 To MAIN UNIT (2/5) C405 RN142SM R404 BCATT 0.01 6.8k To MAIN UNIT (5/5) 3.8 V R495 BPS4 BDET BDET WFM _ DET R435 To MAIN UNIT (2/5) BMIXIN R547 WFM _ DET 5.6k EP107...
  • Page 75 • MAIN UNIT (4/5) To MAIN UNIT (5/5) BPS4 BPS4 BPS4 BPS4 B-Band Q217 DTA143ZEB RX: 3.9 V BPSC BPS4 BPSC TX: 0 V To MAIN UNIT (2/5) Q218 DTA143ZEB C753 APSC APSC B-1st VCO C849 D200 R1108 IC200 C741 R717 C848 TXLO...
  • Page 76 • MAIN UNIT (5/5) J303 50RF-JMCS-G-1-TF To LOGIC UNIT, J5 To MAIN UNIT (1/5) R1003 SDRS-3650P-008A EARANT DATA To MAIN UNIT (2/5) DATA EARANT VBUS _ M TXSTB R1115 To MAIN UNIT (3/5) USB _ GND YOBI2 APLLSTB APLLSTB EXTMIC TXI-V R1102 BPLLSTB...
  • Page 77 • LOGIC UNIT (1/4) To LOGIC UNIT 3/4 GPS2 GPS2 GPS2 GPS2 GPS2 GPS2 LOG3 LOG3 LOG3 USB _ GND To LOGIC UNIT 4/4 CPU3 CPU3 CPU3 VBUS _ M LOG3 3 _ 6V 3 _ 6V 3 _ 6V 3 _ 6V LOG3 CPU3...
  • Page 78 • LOGIC UNIT (2/4) GPS2 GPS2 GPS2 GPS2 USB _ GND USB _ GND USB _ GND USB _ GND VBUS _ M IC36 VBUS VBUS SN74AUP1T17DCKR LOG3 LOG3 LOG3 LOG3 R287 CPU3 CPU3 CPU3 CPU3 20RF-JMCS-G-1B-TF Bluetooth 3.6 V 100k G _ RXD VBUS _ L...
  • Page 79 • LOGC UNIT (3/4) 3.3 V CODEC1 _ 8V CODEC1 _ 8V I2S _ SEL DSP3 DSP3 C574 C314 AWXALT 100P R307 R537 R492 330k C340 R339 R336 R305 ADET R536 100k R312 100k AADIN C414 IC350 IC393 0.22 NJU7057RB1 NJU7056F3 5 QF 6 QG...
  • Page 80 • LOGIC UNIT (4/4) CODEC1 _ 8V CODEC1 _ 8V CODEC1 _ 8V DSP3 DSP3 DSP3 1.8 V EP37 3.3V _ VDD 3.3V _ VDD TXLED MMZ1005S601CT CODEC1 _ 8V BERC DSP3 BER _ DATA BER _ CK 3.3 V 3.3 V IC11 1 EN1...
  • Page 81 • GPS UNIT G _ RXD GPS2 G _ TXD PA012LQ0004 20542-010E-01 A1 RF _ IN A2 VSS A3 VSS A4 VSS A5 VDD _ BKUP _ IN VDD _ BKUP _ BAT _ IN A6 VSS I2C _ SCL A7 GPIO0 I2C _ SDA B1 VSS...
  • Page 82 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 83 How the World Communicates S-15713XZ-C1 1-1-32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan © 2021 Icom Inc.

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