Icom IC-910H service manual RIT Board, Jack Board, MIC Board, PLL Unit

Models: IC-910H

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[RIT BOARD]

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

R2

7210003090

VARIABLE

RV-316 (RK0972210C05 10KB/10KB)

J1

6510022570

S.CONNECTOR

06FMN-BMTTR-A-TBT

EP1

0910052661

PCB

B 5461A

[JACK BOARD]

 

 

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

L1

6200003950

S.COIL

HF50ACC 322513-T

R1

7030006070

S.RESISTOR

ERJ12YJ101U (100 )

R2

7030006070

S.RESISTOR

ERJ12YJ101U (100 )

C1

4030006860

S.CERAMIC

C1608 JB 1H 102K-T-A

C2

4030006860

S.CERAMIC

C1608 JB 1H 102K-T-A

C3

4030006860

S.CERAMIC

C1608 JB 1H 102K-T-A

J1

6450001250

CONNECTOR

HLJ4306-01-3070

J2

6510022570

S.CONNECTOR

06FMN-BMTTR-A-TBT

EP1

0910052671

PCB

B 5462A

 

 

 

[MIC BOARD]

 

 

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

J1

6510000190

CONNECTOR

FM214-8SS (P)

J2

6510022620

S.CONNECTOR

10FMN-BMTTR-A-TBT

EP1

0910052682

PCB

B 5463B

[PLL UNIT]

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

IC1

1130007700

S.IC

BU4094BCF-T1

IC12

1110001900

S.IC

µPC4570G2-T1

IC101

1130004830

S.IC

TC7SU04F (TE85R)

IC131

1140007880

S.IC

TC190G08AF-0046-Z/SC-1246A

IC161

1110001900

S.IC

µPC4570G2-T1

IC271

1110004460

S.IC

µPB1509GV-E1

IC301

1130004830

S.IC

TC7SU04F (TE85R)

IC331

1140007880

S.IC

TC190G08AF-0046-Z/SC-1246A

IC471

1110004460

S.IC

µPB1509GV-E1

IC501

1180001070

S.IC

TA7805F (TE16L)

IC601

1140004550

S.IC

M65343FP/SC1287

IC701

1140004550

S.IC

M65343FP/SC1287

Q153

1590000660

S.TRANSISTOR

DTC144TU T107

Q154

1590000660

S.TRANSISTOR

DTC144TU T107

Q161

1590000720

S.TRANSISTOR

DTA144EUA T106

Q181

1540000410

S.TRANSISTOR

2SD2345 (TX) S

Q191

1560000650

S.FET

2SK1577-2-T7

Q192

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q261

1530002060

S.TRANSISTOR

2SC4081 T107 R

Q271

1530002060

S.TRANSISTOR

2SC4081 T107 R

Q272

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q361

1590000720

S.TRANSISTOR

DTA144EUA T106

Q381

1540000410

S.TRANSISTOR

2SD2345 (TX) S

Q391

1560000650

S.FET

2SK1577-2-T7

Q392

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q471

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q472

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q501

1530002600

S.TRANSISTOR

2SC4215-O (TE85R)

Q541

1530002600

S.TRANSISTOR

2SC4215-O (TE85R)

Q551

1530003310

S.TRANSISTOR

2SC5107-O (TE85R)

Q602

1530002060

S.TRANSISTOR

2SC4081 T107 R

Q702

1530002060

S.TRANSISTOR

2SC4081 T107 R

D161

1750000550

S.DIODE

1SS355 TE-17

D181

1750000550

S.DIODE

1SS355 TE-17

D191

1720000590

S.VARICAP

MA357 (TX)

D192

1720000590

S.VARICAP

MA357 (TX)

D193

1720000590

S.VARICAP

MA357 (TX)

D194

1720000590

S.VARICAP

MA357 (TX)

D361

1750000550

S.DIODE

1SS355 TE-17

D381

1750000550

S.DIODE

1SS355 TE-17

D391

1720000590

S.VARICAP

MA357 (TX)

D392

1720000590

S.VARICAP

MA357 (TX)

D393

1720000590

S.VARICAP

MA357 (TX)

D394

1720000590

S.VARICAP

MA357 (TX)

X512

6050008710

XTAL

CR-452 (30.200 MHz)

L1

6200005010

S.COIL

NL 252018T-100J

L101

6200005030

S.COIL

NL 252018T-180J

L102

6200005040

S.COIL

NL 252018T-220J

L103

6200007020

S.COIL

NL 252018T-270J

L131

6200001980

S.COIL

NL 252018T-1R0J

L191

6200002040

S.COIL

NL 252018T-101J

L193

6130002990

S.COIL

LB-345 (5203-T005)

L194

6200003000

S.COIL

NL 322522T-R22J-3

L195

6200009350

S.COIL

ELJRE R22G-F3

L212

6200005720

S.COIL

ELJRE 33NG-F

L213

6200005740

S.COIL

ELJRE 47NG-F

L214

6200006990

S.COIL

ELJRE 56NG-F

L271

6200005010

S.COIL

NL 252018T-100J

L273

6200005740

S.COIL

ELJRE 47NG-F

L301

6200005030

S.COIL

NL 252018T-180J

L302

6200005040

S.COIL

NL 252018T-220J

L303

6200003160

S.COIL

NL 322522T-270J

L331

6200009690

S.COIL

LQH 4C 101K04

L332

6200008940

S.COIL

LQH 3N 331K 34

L391

6200000150

S.COIL

NL 322522T-1R0M

L392

6200009260

S.COIL

C3328A-5N0J-A

L393

6200009260

S.COIL

C3328A-5N0J-A

L394

6200002840

S.COIL

NL 252018T-R22J

L395

6200009410

S.COIL

C3328A-2N5K-A

L397

6200001980

S.COIL

NL 252018T-1R0J

L399

6200005720

S.COIL

ELJRE 33NG-F

L421

6200005700

S.COIL

ELJRE 22NG-F

L422

6200005700

S.COIL

ELJRE 22NG-F

L423

6200005720

S.COIL

ELJRE 33NG-F

 

 

 

 

S.=Surface mount

6 - 4

Page 43
Image 43
Icom IC-910H service manual RIT Board, Jack Board, MIC Board, PLL Unit

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.