Arcam AVR400 service manual Schematic Diagram

Page 30

5

4

 

 

3

2

 

 

1

FROM POWER BOARD

 

FAN

2

4

6

8

CN501

BN591

1

3

5

7

 

1

2

3

+12V

 

 

 

 

 

 

 

 

 

 

 

SUB_POWER

GND_DEC

VCC

 

 

 

 

 

*CHG1A502 : Rubber Damping Pad 15 X 6 X 3mm

 

 

 

 

 

 

SBL_OUT

+12V

FL

R5103

100(F)

R5104

100(F)

 

 

Q5103

Q5104

 

 

 

BC856B

BC856B

 

R5128

R5130

D5130

 

 

 

 

 

 

22uF/100V

68(F) 0.25W

100/100V

22 0.5W(Fusible)

1N5819

 

 

Q5112

R5114

1K(F)

 

 

C5128

C5130

 

 

 

 

BC856B

 

 

 

 

 

 

 

C5150

 

R5112

 

GND_DEC

 

 

 

 

 

R5113

33(F)

 

R5136

0.25W(F)

(N.F)

 

 

 

 

 

 

 

1K(F)

 

 

 

 

 

 

 

 

 

GNDDEC V DET

POWER-DOWN

POWER DOWN

+5V

C5936

 

 

 

 

470/16V

 

 

 

 

*CHG1A503 : Rubber Damping Pad 7.5 X 6 X 3mm

 

 

 

 

 

FAN_12V

 

 

 

 

 

 

 

 

 

Q5934

 

 

 

*CHG1A504: 3M Bumpon SJ-6344

 

GND_DEC R5935

KTA1271Y

R5933

 

01.5 0.2W

R5934

10K(F)

SL_OUT

Q5051

KRC107S FL_OUT

 

 

RY51

3

2

1

4

5

6

 

 

(CHG1A502)

D5051

1SS355

JK51

1

 

2

SBL

GND_SBL

3

 

 

 

 

4

SL

D

8.2K

FAN_12V

SPK_REALY

GND_SL

D

 

 

Q5101

 

 

 

BC846B

Q5102

FL_IN

R5101

C5102

BC846B

 

680(F)

100/50V

 

 

Q5115

 

BC856B

 

 

Q5113

 

 

KTA1024Y

C5115

100pF100V

C5116

Film)(PP

R5150

56(F)

 

 

 

 

 

Q5150

 

R5133

1K(F)

 

8.2K0.25W(F) R5135

2SC4883A

Q5131

R5137

3.3K(F)

BC856B

 

 

 

Q5130

 

 

 

 

 

BC846B

 

 

Q5170

NJL3281DG

R5170

1.00.25W

(Fusible)

D5170

1N4003S C5170

22uF/100V

R5181

SOA_PROTECT

 

 

 

47K

 

Q5181

MMBT5551

GND_DEC

R5923

R5932

4.7K

4.7 1W

 

Q5931

 

 

KRC107S

D5931FAN1

GND_DEC

 

 

RY52

3

2

1

4

5

6

 

 

 

 

5

 

 

 

 

 

6

FL

D5052

1SS355

 

C5051

0.1uF

GND_FL

 

 

 

 

(ELNA RFO)

 

 

 

 

 

R5107

680(F)

C5101

1000pF 100V (PP Film)

R5102

22K(F)

R5105

68(F)

R5106

68(F)

C5107

470/16V

GND_SIG

 

Film)

 

 

 

470pF 100V

R5121

R5108

 

2.2K 0.25W

 

 

(PP Film)

 

 

 

 

22K(MetalF

R5115

R5116

22K(F)

R5123

1K(F)

R5122

 

 

 

 

 

 

R5124

560(F)

1K(F)

R5120

 

 

100K THERMISTOR

Q5120

27(F)

 

KTC3114A

 

NTC

 

 

10/50V

VR51

 

C5117

470

 

 

 

 

 

 

 

 

 

D5135

27V

C5135

0.1uF

 

 

 

 

 

 

 

R5134

 

 

 

1K 1W(R)

 

 

 

150(F)

330(F)

10/50V

R5118

R5131

10(F)

R5132

 

 

C5134

R5117

1K1W(R)

R5141

10(F)

R5142

150(F)

 

 

C5144

10/50V

 

R5144

 

 

 

 

Q5140

 

 

330(F)

 

 

 

 

 

BC856B

 

 

 

 

 

 

R5138

 

 

 

820(F)

C5155

10UF/100V R5155

100 0.5W

R5175 0.22 X2 5W

 

 

 

R5148

 

 

Q5924

 

 

R5925

KTA1271Y

 

 

 

 

 

10 1W

 

 

Operating Temp.

Operating Voltage

R5924

10K(F)

 

 

FAN2 65~70'C

8V

 

 

FAN1 75~80'C 10.5V

R5921

4.7K

 

 

Q5920

 

 

KRC107S

R5931

47K

SPK_REALY

Q5052

(CHG1A502)

KRC107S

 

 

CEN_OUT

GND_C

1

+

2

-

 

CEN

R5182

100(F)

R5185

68K(F)

V_DET

OVERLOAD

L5185

0.5uH

FL_OUT

 

 

 

 

 

2W(R)

(CHG1A503)

 

 

R5183

R5184

4.7 2W(R)

 

 

 

 

 

 

C5183

0.1uF/100V4.7

 

 

Q5188

R5190

 

 

MMBT5551

 

 

22K(F)

D5920 GND_DEC FAN2

R5920

33K

+12V

Q5911

R5912 KTA1271Y

GND_DEC

1.5 0.2W

FAN_12V

SPK_REALY

 

 

 

RY53

 

3

2

1

GND_DEC

 

 

 

FR_OUT

4

5

6

Q5053

 

 

(CHG1A502)

 

 

 

KRC107S

 

 

 

SR_OUT

 

 

 

D5053

 

1SS355

 

 

 

GND_FR

 

 

 

 

 

 

 

 

 

 

 

 

GND_SR

3

+

4

-

 

5

+

6

-

 

7

+

8

-

FR

SR

SBR

R5111

8.2K(F)

GND_DEC

Q5110

 

R5110

22K(F)

 

R5126

12K(F)

Q5126

 

BC846B

 

 

 

 

 

KTC3206Y

 

 

Q5109

 

 

 

Q5125

 

 

BC846B

 

10/50V

 

BC846B

 

 

 

 

C5109

 

 

C5127

22uF/100V

 

 

Q5141

 

 

 

BC846B

 

R5160

82(F)

R5143

1K(F)

GND_DEC

 

 

 

 

 

D5145

27V

C5145

0.1uF

R5147

8.2K 0.25W(F)

R5145

3.3K(F)

Q5160

2SA1859A

 

 

R5146

0.25W(F)

 

 

C5160

 

 

 

 

 

8.2K

 

 

(N.F)

820(F)

Q5180

NJL1302DG

R5180

1.00.25W

(Fusible)

D5180

1N4003S C5180

22uF/100V

 

R5188

 

 

 

GND_FL

10K(F)

5.6K(F)

C5189

0.1uF100V

 

R5189

 

R5186

 

 

 

 

10K(F)

 

 

 

 

R5178

 

 

 

 

1K(F)

CN51

 

 

 

R5176

 

 

 

12

 

 

1K(F)

VEE

OUTPUT SIGNAL DETECT FL_OUTR5905

1CH

1.6V

7.5K

2CH

850mV

FR_OUT

3CH

550mV

R5906

R5907

 

 

7.5K

CEN_OUT 7.5K

 

 

 

 

 

 

 

R5911

 

 

 

 

 

 

 

 

10K(F)

 

 

 

 

 

 

 

 

R5910

4.7K

 

 

 

 

 

 

 

Q5909

 

 

 

 

 

 

 

 

KRC111M

 

C5907

D5908

 

R5908

 

 

 

 

10/50V

1SS133M

 

1K(F)

 

 

 

 

D5907

1SS133M

C5908

100/35V

R5909

330K

D5909

5.1V

 

SPK_REALY

 

 

RY54

3

2

1

GND_DEC

 

 

SBR_OUT 4

5

6

 

 

(CHG1A502)

Q5054

KRC107S

 

 

 

 

_SBR

 

 

 

GND

D5054

 

1SS355

 

C5052

 

 

0.1uF

 

 

 

 

 

 

 

 

 

 

 

 

 

SPK_REALY

PROTECT

POWER_RELAY

9

10

JK52

CN103

3 1 2

R5109

220(F)

R5125

82(F)

C5129

100/100V

GND_DEC

GND_DEC

4

C

R5127

R5129

D5129

68(F) 0.25W

22 0.5W(Fusible)

1N5819

VCC

 

 

PROTECT

D5885

 

RLS4148

 

VCC

R5885

POWER_DOWN POWER_MUTE

5

 

 

 

6

BOARD

9 7

8

C

 

 

 

 

 

 

 

 

 

 

 

 

R5328

 

 

R5330

D5330

 

 

CEN

 

 

 

 

 

 

 

 

 

 

 

68(F) 0.25W

 

100/100V

22 0.5W(Fusible)

1N5819

 

 

R5303

100(F)

BC856B

R5304

100(F)

Q5312

R5314

1K(F)

R5313

33(F)

C5328

22uF/100V

C5330

 

R5336

0.25W(F)8.2K

C5350

BC856B

GND_DEC

 

 

 

 

 

 

 

BC856B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q5303

Q5304

 

 

 

 

 

R5312

 

 

 

 

 

 

 

 

(N.F)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1K(F)

 

 

 

 

 

 

 

 

 

Thermal Protect Temp. : 100~105'C *POSISTOR (SYPSX08850JD)

Temp.

Resistance

25'C

85

65'C

105

 

 

 

 

Q5855

 

 

 

 

 

BC846B

 

R5853

R5854

 

 

 

 

1K(F)

15K

 

 

 

 

 

+12V

R5855

1.5K

R5864

47K

 

 

Q5871

BC856B

 

 

 

47K

R5871

3.3K(F)

C5871

1/50V

 

 

 

SOA_PROTECT

SUB_IN

SL_IN

 

10

 

15 13 11

14 12

MCU/INPUT

 

 

 

 

 

 

Q5301

 

 

 

 

 

 

 

BC846B

 

CEN_IN

R5301

 

C5302

 

 

 

 

680(F)

100/50V

 

 

 

 

 

(ELNA RFO)

 

 

 

 

C5301

100V

(PP Film)

R5302

22K(F)

R5305

68(F)

 

1000pF

 

 

 

 

Q5302

 

 

 

BC846B

 

R5306

68(F)

R5307

680(F)

 

 

 

Q5315

 

 

 

 

 

 

 

BC856B

 

 

 

 

 

 

 

 

 

 

Q5313

 

 

 

 

 

 

 

 

KTA1024Y

 

 

 

 

C5315

100pF 100V

(PP Film)

 

C5316

 

 

 

Film)

470pF 100V

R5321

 

 

(PP Film)

1K(F)

 

 

 

R5308

(MetalF

R5315

0.25W

R5316

22K(F)

R5323

1K(F)

THERMISTOR

 

R5350

56(F)

R5320

27(F)

 

 

 

 

 

 

 

Q5350

Q5370

 

 

 

 

 

 

2SC4883A

 

R5333

1K(F)

 

 

 

 

 

NJL3281DG

 

 

8.2K 0.25W(F)

 

 

 

R5370

Q5331

R5337

R5335

3.3K(F)

 

 

 

 

 

BC856B

 

 

1.0 0.25W

 

 

 

(Fusible)

 

 

 

 

 

 

 

Q5330

 

 

 

 

BC846B

 

D5335

27V C5335

0.1uF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R5338

 

 

 

 

 

 

R5334

820(F)

D5370

1N4003S C5370

22uF/100V

R5381 SOA_PROTECT

Q5381 47K

MMBT5551

GND_DEC

75'C

140

TH585

1 2

100'C

1.3K

105'C

4K

 

 

 

FAN1

R5902

 

 

15K

 

 

FAN2

R5904

 

 

1.5K

 

GND_DEC

R5901

1.5K

R5903

470

 

 

 

 

 

 

 

Q5863

 

 

 

 

 

 

 

BC856B

R5852

R5851

 

 

 

 

 

 

1K(F)

0

 

 

 

 

 

Q5862

 

 

 

 

 

 

 

BC846B

 

 

 

 

 

 

D5862

Q5864

 

 

 

 

 

 

 

 

 

 

 

 

 

1SS355

BC846B

V_DET

 

 

 

 

 

 

 

R5861

33K

C5861

100/50V

C5862

0.1uF 100V

 

Q5874

 

R5872

120K

BC846B

 

 

 

 

 

R5873

 

 

 

10K(F)

 

R5874

10K(F)

C5872

47/25V

 

 

 

Q5882

 

 

 

 

 

 

BC856B

 

 

 

Q5884

47K

R5883

 

 

 

 

BC846B

C5882

1/50V

10K(F)

R5882

 

 

47K

R5884

 

 

 

22K(F)

 

 

 

 

R5881

CEN_IN

SR_IN

FL_IN

SBL_IN

OVERLOAD

FR_IN

16

17

18

19

20

21

22

23

24

25

GND_SIG

C5307

470/16V

22K

2.2K

R5322

100K

NTC

 

R5324

560(F)

VR53

 

470

 

 

Q5320

KTC3114A

C5317 10/50V

R5318

1K1W(R)

R5331

10(F)

 

R5332

150(F)

330(F)

10/50V

 

R5375 0.22X2 5W

 

C5334

 

R5317

1K 1W(R)

R5341

10(F)

 

R5342

150(F)

R5344

10/50V C5355

10UF/100V R5355

100 0.5W

Q5340

C5344

 

 

 

 

BC856B

 

330(F)

 

 

R5348

R5382

100(F)

R5385

68K(F)

 

 

 

 

L5385

0.5uH

 

4.7 2W(R)

(CHG1A503)

R5383

R5384

4.7 2W(R)

 

 

C5383

0.1uF/100V

 

 

V_DET

 

OVERLOAD

1 2 TH586

 

CEN_OUT

 

 

 

 

 

Fan Test

GND_DEC

 

 

 

 

Q5388

R5390

 

22K(F)

 

 

 

 

 

MMBT5551

 

 

 

SBR_IN

4.7

 

4.7

1SS355

R5814

 

 

GND_SIG

R5815

D5815

 

 

1SS355

 

 

0.1uF

 

 

 

 

 

D5816

C5815

 

 

 

 

26

27

JK581

B

R5311

8.2K(F)

Q5310

R5310

22K(F)

 

 

BC846B

 

 

GND_DEC

Q5309

 

BC846B

R5309

220(F)

C5309

10/50V

 

 

 

 

 

 

 

 

 

Q5341

 

 

 

 

 

 

 

 

 

 

BC846B

 

R5326

12K(F)

Q5326

 

 

 

 

 

 

 

 

 

 

KTC3206Y

 

 

82(F)

R5360

 

 

 

 

 

 

 

 

 

 

 

R5343

1K(F)

 

Q5325

 

 

 

 

 

 

 

 

 

BC846B

 

 

 

 

 

 

 

 

 

 

R5325

82(F)

C5327

22uF/100V

 

C5329

100/100V

 

 

 

 

 

 

 

GND_DEC

 

 

 

 

 

 

 

 

 

R5327

 

 

R5329

D5329

 

 

 

 

 

 

68(F) 0.25W

 

 

22 0.5W(Fusible)

1N5819

 

 

8.2K0.25W(F)

D5345

27V C5345

0.1uF

R5347

R5345

3.3K(F)

Q5360

 

0.25W(F)8.2K

 

 

2SA1859A

R5346

 

C5360

 

(N.F)

820(F)

Q5380

NJL1302DG

R5380

1.00.25W

(Fusible)

D5380

1N4003S C5380

22uF/100V

VEE

VCC

 

R5388

 

GND_C

10K(F)

 

R5389

5.6K(F)

 

 

R5386

 

 

10K(F)

 

 

R5378

 

 

1K(F)

CN53

 

R5376

 

12

1K(F)

C5389

0.1uF

R5801

 

 

CGND

SBR

 

 

 

100(F) 0.1W

 

 

 

C5801

22P

 

 

R5802

GND_SIG

 

SBL

100(F) 0.1W

C5802

22P

 

 

 

 

R5844

10K(F)

Q5845

BC846B

R5845

22K(F)

R5847 D5848 POWER_MUTE

1.5K RLS4148SR

R5803 GND_SIG 100(F) 0.1W

C5803

22P

R5804 GND_SIG 100(F) 0.1W

SUB

CEN

B

22K(F)

JK582

FR

R5203

100(F)

R5204

100(F)

 

Q5203

Q5204

 

 

 

BC856B

BC856B

 

 

 

 

 

 

 

R5228

 

 

R5230

 

R5214

 

R5213

 

C5228

68(F) 0.25W

100/100V

22 0.5W(Fusible)

Q5212

1K(F)

33(F)

22uF/100V

C5230

 

BC856B

 

 

 

 

 

 

 

 

 

 

R5212

 

 

 

 

 

GND_DEC

1K(F)

D5230

 

 

1N5819

 

 

 

8.2K 0.25W(F)

C5250

R5236

(N.F)

 

CN592 CN593

2 1 2 1

VCC

R5841

47K

R5846

GND_DEC

 

 

 

 

 

GND_DECGND_FL

 

 

 

 

 

 

R5837

47K

C5835

 

0.047uF

GND_FR

 

 

 

CN582

4 5

 

GND_SBR

GND_C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 5

CN581

 

 

D5830

C5832

 

 

0.1u/250V

C5831

 

0.1u/250V

 

 

 

 

 

 

 

 

 

3

25A/600V

 

 

 

 

 

 

 

1

 

4

C5833

 

 

0.1u/250V

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND_SIG

R5805 100(F) 0.1W

C5805

22P

GND_SIG

R5806

SR

SL

Q5250

V_DET

R5843

 

47K

3

GND_SL

3

100(F) 0.1W

 

 

 

 

Q5201

 

 

 

 

Q5202

 

 

 

 

 

BC846B

 

 

 

 

FR_IN

R5201

C5202

 

 

 

 

 

BC846B

 

 

 

 

 

 

 

 

 

680(F)

100/50V

 

 

 

 

 

 

 

 

 

(ELNA RFO)

 

 

 

 

 

R5207

680(F)

 

 

100V

 

22K(F)

R5205

 

R5206

68(F)

 

C5201

Film)

R5202

68(F)

 

(PP

C5207

470/16V

 

1000pF

GND_SIG

 

 

 

Q5215

 

 

 

 

 

 

 

 

BC856B

 

Q5213

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

KTA1024Y

 

 

 

 

 

100V

 

 

 

 

 

 

Film)

C5215

Film)

 

 

 

R5221

1K(F)

 

(PP

 

 

 

 

 

 

100pF

 

 

C5216

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

470pF 100V

 

 

R5208

22K F (Metal

 

2.2K 0.25W

 

(PP Film)

 

100K THERMISTOR

R5215

R5216

22K(F)

R5223

1K(F)

R5222

NTC

 

 

 

 

 

 

R5224

560(F)

VR52

 

 

 

 

 

 

470

 

R5250

56(F)

 

 

R5220

27(F)

C5217 10/50V

R5218

1W(R)1K

Q5220

 

KTC3114A

 

 

 

 

 

 

 

R5217

1K 1W(R)

 

R5233

1K(F)

 

 

2SC4883A

 

 

Q5270

 

 

8.2K0.25W(F) R5235

 

 

 

 

NJL3281DG

 

 

 

 

 

 

R5270

 

Q5231

R5237

3.3K(F)

 

 

 

 

 

BC856B

 

 

1.0 0.25W

 

 

 

 

 

(Fusible)

 

 

Q5230

 

 

 

 

 

 

 

 

 

 

BC846B

D5235

27V C5235

0.1uF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R5238

 

 

 

 

 

R5234

 

 

 

820(F)

R5231

10(F)

 

R5232

150(F)

330(F)

10/50V

 

 

R5275 0.22X2 5W

 

 

C5234

 

 

R5241

10(F)

 

R5242

150(F)

R5244

C5244

10/50V

C5255

10UF/100V R5255

100 0.5W

 

 

 

 

 

 

 

 

 

 

 

 

Q5240

 

 

330(F)

 

 

 

 

 

 

BC856B

 

 

 

 

R5248

R5281 SOA_PROTECT

Q5281 47K

MMBT5551

GND_DEC

VEE

R5838

47K

C5836

0.047uF

GND_SBL

GND_SR

2

 

2

R5842

47K

G583

1

1

R5807

GND_SIG

 

 

FR

100(F) 0.1W

C5807

22P

 

 

 

 

 

 

R5808

GND_SIG

4.7

1SS355

1SS355

 

 

 

 

 

CUP12329-1

CUP12329-2

 

100(F) 0.1W

 

 

 

 

0.1uF

FL

C5808

22P

R5810

D5811

D5812

C5811

 

R5282

100(F)

R5283

4.7 2W(R)

C5283

0.1uF/100V

R5285 68K(F)

L5285 0.5uH

(CHG1A503)

R5284 4.7 2W(R)

V_DET

 

OVERLOAD

 

*Add Ferrite Clamp(CLZ9Z070Z)

 

 

 

 

 

 

 

To Cable From Transformer.

 

 

 

 

 

 

 

 

 

CN508

 

 

 

 

 

FR_OUT

 

 

5

4

3

2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

22K(F)

 

R5290

 

FROM TRANS

 

Q5288

 

 

REVISION

2

MMBT5551

 

 

 

 

GND_SIG

 

CGND

4

6

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

820(F)

R5211

8.2K(F)

 

R5210

22K(F)

 

R5226

12K(F)

Q5226

 

 

 

 

 

 

 

 

D5245

27V C5245

0.1uF

Q5280

 

 

Q5210

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NJL1302DG

 

 

BC846B

 

 

 

 

 

KTC3206Y

 

 

 

 

 

 

Q5241

 

 

 

 

 

R5280

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BC846B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q5260

1.0 0.25W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Fusible)

GND_DEC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2SA1859A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q5225

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R5209

220(F)

 

 

 

 

BC846B

82(F)

C5227

22uF/100V

C5229

 

100/100V

 

R5246

8.2K0.25W(F)

 

 

 

 

 

 

 

Q5209

 

 

R5225

 

 

 

 

 

 

 

 

 

 

 

BC846B

 

 

 

 

 

 

GND_DEC

 

 

 

 

 

 

C5260

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(N.F)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R5227

 

R5229

1N5819

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

68(F) 0.25W

22 0.5W(Fusible)

D5229

 

 

 

 

 

 

D5280

1N4003S C5280

22uF/100V

VEE

GND_FR

R5288

 

10K(F)

 

R5289

5.6K(F)

R5286

 

10K(F)

 

R5278

CN52

1 2

1K(F)

 

R5276

 

1K(F)

C5289

 

 

0.1uF 100V

 

 

 

**IMPORTANT SAFETY NOTICE.

COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS

IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS, USE ONLY MANUFACTURER'S SPECIFIED PARTS.

**THE UNIT OF RESISTANCE IS OHM.

K=1000 OHM, M=1000 KOHM - 6

**THE UNIT OF CAPACITANCE IS MICROFARAD (uF).

1pF = 10 uF

M P

**THIS SCHEMATIC DIAGRAM MAY BE MODIFIED AT ANYTIME

WITH THE IMPROVEMENT OF PERFORMANCE.

 

 

 

 

 

 

 

 

1

 

3

 

5

 

7

 

 

 

 

 

 

 

 

 

SCHEMATIC DIAGRAM

SHEET

 

 

 

 

 

 

 

 

 

MODEL

 

AVR400

15

 

 

 

 

11

 

 

 

 

 

DESIGN

CHECK

APPROVE

DRAWING NO

 

 

 

 

 

 

L.K.M

L.J.H

S.H.S

2329SCMZ

 

 

 

 

(AMP PART)

1 2

10.11.18

10.11.18

10.11.18

A

Image 30
Contents Issue AVR400 Main Assembly Transformer Power Power PCBs + Feet Rear Panel + PCBs AVR400 Power Amplifier Circuit Description Page AVR400 Main Power Supplies Circuit Description AVR400 Front Panel Board Circuit Description Page Analogue inputs, volume control and outputs AVR400 Input Board Circuit DescriptionSpdif inputs, ADCs, DACs and Audio DSPs Page System Control Microprocessors AVR400 RS232 board AVR400 Hdmi Input/Output Board Page Page AVR400 Analogue Video Board Vfdrst CN101Vfdclk 25 27 29 24 26 28Page Page Page Page 8V Total 904.33mA ADV7844 TTL OutputHdmi 24/30/36Bit FLI30336 Worst Measured Currents Change Value 33ohm--0ohmConnect pin3 OE1 OE2 S1 S0Input Output GNDAdcreg 1.8/3.3V SCALER&AnalogREGFRONTHDMIOption Schematic Diagram SBL IC83 IC81NJW1321FP1 LC74763M+15V 8CH Lch JK79 8CH Rch8CH SLch 8CH SRch 8CH Cch JK78 15VScrew Mark
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Manual 68 pages 40.94 Kb

AVR400 specifications

The Arcam AVR400 is a high-performance AV receiver designed to provide an immersive home theater experience. As part of Arcam’s esteemed lineup, the AVR400 combines advanced technology with exceptional sound quality, catering to audiophiles and home cinema enthusiasts alike.

At the heart of the AVR400 is its impressive power amplification, providing 100 watts per channel across 7 channels, ensuring a robust performance capable of driving a wide range of speakers. This power output is complemented by a high-current design, which means the receiver can handle dynamic audio passages without distortion, offering clarity in both subtle and explosive soundtracks.

One of the standout features of the AVR400 is its support for various surround sound formats, including Dolby TrueHD and DTS-HD Master Audio. This allows for an unparalleled audio experience, transporting users right into the heart of the action. Additionally, the AVR400 is equipped with the latest HDMI inputs, ensuring compatibility with a multitude of high-definition sources, including Blu-ray players, gaming consoles, and streaming devices.

The AVR400 also boasts advanced video processing capabilities, supporting 4K pass-through as well as upscaling of lower-resolution content to 4K. This makes it an ideal choice for users looking to future-proof their home theater setup, as it can seamlessly integrate with modern 4K televisions while enhancing the quality of older content.

User-friendliness is another essential characteristic of the Arcam AVR400. It comes equipped with an intuitive on-screen menu system that simplifies the setup process. The inclusion of an automatic calibration system helps optimize speaker settings in accordance with the room acoustics, ensuring users achieve the best sound possible from their setup.

Furthermore, the network features of the AVR400 allow for streaming audio from various online services and wireless devices. Built-in support for DLNA enables users to access their media library wirelessly, while the USB input allows for direct playback from flash drives or external hard drives.

In terms of build quality, the Arcam AVR400 embodies the brand’s commitment to excellence. With a sleek design, high-quality materials, and an engineered chassis that minimizes vibration and interference, the AVR400 is not only visually appealing but also built to deliver performance over time.

In summary, the Arcam AVR400 is a feature-rich AV receiver offering a perfect blend of power, precision, and versatility. Whether for movie nights or music listening, it stands out as a reliable choice for those seeking high-quality audio and video reproduction in their home entertainment systems.