Icom IC-910H service manual Resistor RGB3L R15

Page 65

[MAIN UNIT] — UX-910

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

L285

6200006050

S.COIL

LQP11A 6N8C00

L286

6200006020

S.COIL

LQP11A 3N9C00

L287

6200006030

S.COIL

LQP11A 4N7C00

L289

6200006100

S.COIL

LQP11A 18NG00

L311

2040000490

COIL

EXC-ELDR25C

L501

6200001830

S.COIL

NL 322522T-100J

L511

6200001830

S.COIL

NL 322522T-100J

L512

6200002630

S.COIL

NL 252018T-R10J

L531

6200005660

S.COIL

ELJRE 10NG-F

L542

6200009390

S.COIL

C3328A-8N0J-A

L555

6200006990

S.COIL

ELJRE 56NG-F

L571

6200005650

S.COIL

ELJRE 8N2Z-F

L572

6200005640

S.COIL

ELJRE 6N8Z-F

L581

6200005640

S.COIL

ELJRE 6N8Z-F

L582

6200005650

S.COIL

ELJRE 8N2Z-F

L602

6200005010

S.COIL

NL 252018T-100J

L603

6200004960

S.COIL

NL 252018T-R33J

L604

6200003660

S.COIL

NL 252018T-R68J

L610

6200002840

S.COIL

NL 252018T-R22J

L611

6200002850

S.COIL

NL 252018T-R82J

L612

6200003270

S.COIL

NL 252018T-R56J

L621

6200005010

S.COIL

NL 252018T-100J

L622

6200005520

S.COIL

NL 252018T-470J

L641

6200005660

S.COIL

ELJRE 10NG-F

L642

6200005650

S.COIL

ELJRE 8N2Z-F

L651

6200005050

S.COIL

NL 252018T-330J

L652

6200009210

S.COIL

NL 252018T-390J

L653

6200009210

S.COIL

NL 252018T-390J

L661

6200001830

S.COIL

NL 322522T-100J

L702

6200005010

S.COIL

NL 252018T-100J

L703

6200005010

S.COIL

NL 252018T-100J

L711

6200002630

S.COIL

NL 252018T-R10J

L712

6200009380

S.COIL

C6328A-43NG 43N

L741

6200007000

S.COIL

ELJRE 82NG-F

L743

6200005720

S.COIL

ELJRE 33NG-F

L751

6200005710

S.COIL

ELJRE 27NG-F

L761

6200002610

S.COIL

NL 252018T-R47J

L762

6200005010

S.COIL

NL 252018T-100J

L771

6200005010

S.COIL

NL 252018T-100J

R2

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R3

7030004030

S.RESISTOR

ERJ3GEYJ 5R6 V (5.6 )

R4

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R5

7030003460

S.RESISTOR

ERJ3GEYJ 152 V (1.5 k)

R6

7030003520

S.RESISTOR

ERJ3GEYJ 472 V (4.7 k)

R7

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 )

R8

7030003340

S.RESISTOR

ERJ3GEYJ 151 V (150 )

R11

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 )

R12

7030003490

S.RESISTOR

ERJ3GEYJ 272 V (2.7 k)

R13

7310002720

S.TRIMMER

RV-148 (RH03A3AS3X0DA) 472

R14

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R15

7030000140

S.RESISTOR

MCR10EZHJ 10 (100)

R16

7030000140

S.RESISTOR

MCR10EZHJ 10 (100)

R17

7030000240

S.RESISTOR

MCR10EZHJ 68 (680)

R18

7030000240

S.RESISTOR

MCR10EZHJ 68 (680)

R19

7030000240

S.RESISTOR

MCR10EZHJ 68 (680)

R31

7080000150

RESISTOR

RGB3L R15

R32

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R33

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R34

7030005681

S.RESISTOR

ERA3YKD 473V (47 k)

R35

7030005681

S.RESISTOR

ERA3YKD 473V (47 k)

R36

7030005981

S.RESISTOR

ERA3YKD 333V (33 k)

R37

7310002720

S.TRIMMER

RV-148 (RH03A3AS3X0DA) 472

R38

7030005981

S.RESISTOR

ERA3YKD 333V (33 k)

R39

7030003760

S.RESISTOR

ERJ3GEYJ 474 V (470 k)

R40

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R41

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R42

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R43

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 )

R44

7510001160

S.THERMISTOR

NTCCM1608 4LH 473KC

R45

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R46

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R51

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R52

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R53

7030003600

S.RESISTOR

ERJ3GEYJ 223 V (22 k)

R54

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R61

7310002740

S.TRIMMER

RV-150 (RH03A3A14X0FC) 103

R62

7030000260

S.RESISTOR

MCR10EZHJ 100 (101)

R65

7030000200

S.RESISTOR

MCR10EZHJ 33 (330)

R67

7310002740

S.TRIMMER

RV-150 (RH03A3A14X0FC) 103

R71

7030003500

S.RESISTOR

ERJ3GEYJ 332 V (3.3 k)

 

 

 

 

[MAIN UNIT] — UX-910

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

R72

7030008180

S.RESISTOR

ERJ12YJ331U (330 )

R73

7030010260

S.RESISTOR

ERJ1TYJ 3R3 U (3.3 )

R74

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 )

R75

7030003500

S.RESISTOR

ERJ3GEYJ 332 V (3.3 k)

R76

7030003540

S.RESISTOR

ERJ3GEYJ 682 V (6.8 k)

R77

7030003500

S.RESISTOR

ERJ3GEYJ 332 V (3.3 k)

R81

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 k)

R83

7310002670

S.TRIMMER

RV-143 (RH03A3AS2) 471

R84

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R85

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R86

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R87

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R88

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R89

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R90

7030003590

S.RESISTOR

ERJ3GEYJ 183 V (18 k)

R91

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R92

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R93

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 )

R100

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R101

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R102

7030004030

S.RESISTOR

ERJ3GEYJ 5R6 V (5.6 )

R103

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R104

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R105

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R106

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R130

7030003310

S.RESISTOR

ERJ3GEYJ 820 V (82 )

R131

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R133

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R134

7030004030

S.RESISTOR

ERJ3GEYJ 5R6 V (5.6 )

R135

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R136

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R137

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R138

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R139

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R144

7030003430

S.RESISTOR

ERJ3GEYJ 821 V (820 )

R145

7030004030

S.RESISTOR

ERJ3GEYJ 5R6 V (5.6 )

R146

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R161

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 k)

R162

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 k)

R163

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R164

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R165

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R166

7030006260

S.RESISTOR

ERJ12YJ471U (470 )

R167

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 k)

R168

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R169

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 k)

R181

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R184

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R185

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R186

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R201

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R204

7030003330

S.RESISTOR

ERJ3GEYJ 121 V (120 )

R205

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 )

R206

7030003330

S.RESISTOR

ERJ3GEYJ 121 V (120 )

R221

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 k)

R222

7030003330

S.RESISTOR

ERJ3GEYJ 121 V (120 )

R223

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R224

7310002690

S.TRIMMER

RV-145 (RH03A3A13X0CA) 102

R226

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R227

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R228

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 k)

R229

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R230

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R231

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R232

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R242

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R243

7030003230

S.RESISTOR

ERJ3GEYJ 180 V (18 )

R244

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 )

R245

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R246

7030003200

S.RESISTOR

ERJ3GEYJ 100 V (10 )

R247

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R248

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 k)

R271

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 )

R272

7030003340

S.RESISTOR

ERJ3GEYJ 151 V (150 )

R273

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 k)

R274

7030003540

S.RESISTOR

ERJ3GEYJ 682 V (6.8 k)

R281

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

R282

7030003200

S.RESISTOR

ERJ3GEYJ 100 V (10 )

R283

7030003330

S.RESISTOR

ERJ3GEYJ 121 V (120 )

R284

7030003300

S.RESISTOR

ERJ3GEYJ 680 V (68 )

R285

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 k)

R287

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 )

 

 

 

 

S.=Surface mount

6 - 26

Image 65
Contents Service Manual Ordering Parts IntroductionRepair Notes EURTable of Contents General SpecificationsReceiver Inside Views SectionMain and PLL Units FM if ICPA Unit PLL IC TOP ViewBottom View UX-910 1200MHz Band Unit Disassembly and Option InstructionsOpening the transceiver’s case Main SUB Opening the PA unit coverFL-132/FL-133 CW Narrow Filter Installing 2nd DSP unit rear panel side Installing 1st DSP unit front panel sideUT-102 Voice Synthesizer Unit UT-106 DSP UnitCR-293 High Stability Crystal Unit Receiver Circuit Circuit DescriptionDemodulator Circuit Main Unit 6 10 MHz if Circuit Main UnitSquelch Control Circuit Main Unit Squelch Circuit Main UnitNoise Blanker Circuit Main Unit Transmitter CircuitsAGC Circuit Main Unit Meter Circuit Main UnitModulation Circuit Main Unit Transmit if Amplifier Circuit Main UnitCW Keying Circuit Main Unit RF Circuit PA UnitPLL Circuits 8 2LO PLL Circuit PLL Circuits7 1LO PLL Circuit Preparation Before Sarvicing Adjustment ProceduresRequired Test Equipment ‘ ConnectionsFrequency Adjustment PLL AdjustmentsPLL and Main Units Receiver Adjustments P501 R547L353 L354 R360Noise EXTBlanker Main Band OFFL22 L283CP851 CP852Transmitter Adjustments C659 R503R138 R131Main Gain If TotalGND LO LeakR202 R504CP1613 R1613Software Adjustment Meter Software AdjustmentNoise SQL Calibration FilterTX Power LPF DeviationHPF OFF UX-910 Adjustments CP322 CP321C332 R13APC Power SETPre-setting for APC adjustment Display Board Section Parts ListFront Unit Resistor ERA3YED VR-B Board Func BoardVR-A Board Jack Board RIT BoardMIC Board PLL UnitResistor ERA3YEB Thermistor Tantalum ECST1AD107R REG BA09T Main UnitDiode DAN222TL Resistor ERA3YKD R364 7030003320 R915 7030003520 Tantalum Temsva 1C 335M-8L Electrolytic ECEV1EA4R7SR Electrolytic Relay Diode HSU88TRF Coil Eljre 15NG-F Resistor ERJ1WYJ181U Resistor ERJ1TYJ102U JB 1H JB 1C Mica BARISTOR-A Board DRV BoardVARISTOR-B Board BARISTOR-C BoardMain Unit UX-910 2UX-910MAIN UnitResistor RGB3L R15 Resister ERA3YED Tantalum ECST1CC226R CH 1H Connectot 25FMN-BTK Display Unit Mechanical PartsCover Parts Chassis PartsUX-910 Chassis Parts UnpackingUX-910 Main Unit UX-910 UnpackingTransistors and FET’S SEMI-CONDUCTOR InformationDTA114 EE TL MA29B DiodesSection Board Layouts Page Icom America Inc 13714HZ-C1

IC-910H specifications

The Icom IC-910H is a highly regarded and versatile transceiver that is designed for amateur radio operators who are particularly interested in V/UHF and microwave communications. Known for its exceptional performance, the IC-910H encompasses a suite of features that make it a standout choice for both casual and dedicated hams.

One of the main features of the IC-910H is its dual-band capability, allowing for simultaneous operation on both 144 MHz (2 meters) and 430 MHz (70 centimeters) bands. This dual operation enables users to engage in various communication modes, including SSB, CW, FM, and digital. Its high frequency stability ensures that users can rely on the transceiver for accurate and consistent transmissions.

The IC-910H is equipped with a high-performance 10 MHz IF filter that improves selectivity and reduces adjacent channel interference. The optional 1.2 GHz module enhances the transceiver’s capabilities, allowing operators to venture into microwave frequencies. This expandability is a significant advantage for users who wish to progress in their amateur radio pursuits.

Another notable aspect of the IC-910H is its large, easy-to-read LCD display, which features various color options for enhanced visibility. The front panel layout is user-friendly, providing quick access to important controls and functions. The built-in DSP (Digital Signal Processing) technology offers noise reduction and filtering capabilities, significantly improving overall audio quality and making weak signals more intelligible.

The transceiver also includes extensive memory functions, with up to 1,000 memory channels available for storing frequencies, modes, and operational settings. Additionally, it supports CTCSS and DCS tones, which facilitate the use of repeater systems and private group communications.

In terms of build quality, the IC-910H features a robust construction designed for durability and long-term use. Its efficient power supply management ensures excellent performance while minimizing heat generation, making it suitable for extended operating sessions.

Overall, the Icom IC-910H is a powerful and feature-rich transceiver that is favored by many amateur radio enthusiasts. With its versatile operating modes, advanced filtering capabilities, and clear display, it stands out as a reliable tool for both casual operators and serious DXers. Its well-thought-out design and comprehensive features make it a valuable addition to any ham's station collection.