6

5

4

3

2

1

D

 

CN61

 

 

+15VD

7

 

+15VD

6

 

+15VD

5

TO HDMI

DGND

4

 

 

DGND

3

 

N.C

2

 

N.C

1

Q643

 

R650

100ohm,1/2W

CVTD44H11GVA

 

 

 

R649

 

 

 

1W 2.2

 

1000/25V

 

R652

C659

 

2.2ohm,1/2W

POWER PART

+15V -15V

+5VD

L653

IC68

HVINJM2391DL133

L654

CLZ9Z014Z

 

CLZ9Z014Z

C656

0.1uF

1

 

3

C657

100/16V

C658

0.1uF

 

 

IN

GND

OUT

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

MGND

 

 

 

 

 

 

+5VD

 

 

 

 

 

 

 

 

L651

 

IC67 HVINJM2391DL133

 

 

 

L652

CLZ9Z014Z

 

 

 

 

CLZ9Z014Z

C652

0.1uF

1

 

3

C653

100/16V

C654

0.1uF

 

 

IN

GND

OUT

 

 

 

 

 

 

 

2

 

 

 

 

 

MGND

RS232 PART

 

 

 

1

BN62

+15V

 

 

 

 

2

 

MGND

 

 

 

 

3

 

-15V

 

 

 

+5VD

 

 

+5VD

 

 

 

 

4

 

 

ST+5V

 

 

 

+5VD

 

 

 

 

5

 

TO INPUT

C625

1000/6.3

 

7 6

 

ST+5V

 

 

 

MGND

 

MGND

 

MGND

8

 

PULL_UP

 

 

 

PULL_UP

 

 

 

 

 

 

 

 

 

 

 

9

 

+12V

 

 

 

 

10

 

+3.3VD1

 

 

 

 

11

 

+3.3VD2

 

TO AMP

CABLE

MALE

CROSS

iPod

USE

 

 

MALE

CJJ9V001Z

6

1

 

 

2

 

7

 

 

 

3

 

8

 

 

 

4

 

9

 

JK71

 

5

CJJ9V001Z

 

1

 

 

D742

 

 

 

 

 

R742

4.7

 

 

 

 

 

C742

0.1uF

+5VD

 

 

 

 

 

 

 

 

 

CHGND

 

 

 

RX

 

 

 

 

 

 

TX

 

 

 

 

 

 

C701

22P C702

22P

 

R701

47K

D701

CLZ9ZL70014Z

 

 

 

 

 

 

 

 

 

 

 

 

D702

 

ST+5V

R728

R727

1001SS355

 

D721

 

 

OPEN

 

10K

 

 

 

 

 

 

 

+12V

 

 

 

 

 

4.7

R711

4.7

R712

 

+5VD

R714 4.7

R715

 

 

 

 

 

 

4.7

 

 

 

 

 

 

 

 

 

 

 

 

Q712 KTA1266

 

 

R716

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10K

R713

 

 

 

 

 

20

 

 

 

 

 

 

 

 

 

 

R717

 

 

 

 

 

 

 

D711

D712

 

R718 C712

0.01uF

20

 

 

 

 

 

 

 

 

 

10K

 

 

 

 

 

 

 

1SS355

1SS355

 

 

 

 

 

 

 

 

 

10K

R719

 

 

 

 

 

 

 

0.01uF

 

 

 

HVTKRC102S

 

 

 

 

 

 

 

C711

 

 

 

Q713

 

 

 

 

 

 

 

Q711

1K

 

 

 

 

 

 

 

 

 

 

 

HVTKRA102S

R720

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CVD1SS355T

 

 

 

 

 

 

 

 

 

 

 

 

D713

 

 

 

 

 

 

 

 

 

+5VD

 

 

 

 

 

 

 

2

10

1

22

24

21

JK73

Z_1 TRIG

Z_2 TRIG

D

8POWER_ON

7

7

8

ST+9V

6POWER_DOWN

CROSSCABLE RS232

6

2

7

3

8

RXD

 

 

 

R729

 

R744

 

 

 

 

 

0

 

 

 

TXD

 

IC73

 

Q722

 

 

 

A1266Y

 

 

R743

OPEN

ST3232ECDR

R730

10K

 

 

22P

22P

 

 

 

 

 

Q715 KTA1266

 

 

R724

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

R721

 

 

 

 

 

R725

10K

D714

D715

 

R723 C714

0.01uF

20

 

 

10K

1SS355

1SS355

 

C

TRANSFORMER

CN63

1

 

2

 

3

 

4

 

5

!

R604 !

 

 

 

1N4003SRT

 

0.47

 

C606

0.01uF

 

D605

 

 

 

 

1N4003SRT

 

 

 

 

C604

0.1uF

D604

 

 

!

DGND

1N4003SRT

 

 

C605

0.01uF

 

D603

 

R603

 

 

 

 

1N4003SRT

 

0.47

 

 

 

 

D602

CVD1N4003SRT

D606

CVD1N4003SRT

D607

F601

C608

0.047uF

R612

22K

 

 

DGND

 

 

 

 

 

C607

0.047uF

R611

22K

R614

22K

C613

OPEN

R613

10K

C614

1/50V

 

 

 

MGND

 

MGND

 

 

 

 

 

 

 

 

IC63

CVIKIA7815APIVA

 

 

 

 

 

 

 

 

+20V

 

 

 

IN

OUT

+15V

 

 

 

 

 

 

 

 

 

1

 

3

 

 

 

 

2200/35V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C609

R609

15K

 

 

 

 

 

GND

 

 

100/25V

C621

0.047u

C622

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

2200/35V

 

 

 

 

DGND

 

 

 

DGND

 

 

 

DGND

DGND

C610

R610

15K

 

 

 

IC62

CVIKIA7915PIVA

 

 

 

 

 

 

 

 

 

 

 

 

-15V

 

 

 

 

 

 

 

 

 

 

 

 

2

In

Out 3

 

 

 

 

 

 

 

 

-20V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100/25V

 

C624

0.047u

 

 

 

 

 

 

 

 

 

 

1

 

 

C623

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DGND

 

 

 

DGND

DGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+12V

 

 

IC64

CVIKIA78R08PIGA

 

 

 

 

 

 

 

 

 

 

 

 

1

VIN

 

VOUT

2

 

 

 

 

 

 

47/25V

C619

0.047u

C620

R651

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

CTRL

GND

 

 

 

 

 

 

 

 

 

 

 

68K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

MGND

 

MGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MGND

 

 

 

 

 

 

 

 

 

 

 

R615

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CRG2ANJ150H

 

 

330/25V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C615 0.1uF

C616

 

 

 

 

 

 

 

 

 

 

 

 

MGND

MGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+5VD

 

 

 

 

 

C638

 

 

 

 

 

 

 

 

 

L632

L631

 

 

 

 

0.01uF

D632

CVDSS34SR

 

 

 

 

10UH/3A

5

5

6

CJP08GB142ZB

_POWER_DOWN

4

3

4

MGND

 

 

 

 

V_DET

3

 

 

 

 

2MGND

1

1

2

CN501

+12V

MGND

 

 

 

USE

 

4

 

9

JK72

5

 

C704

C703

 

 

1

C1+

Vcc

16

 

 

 

 

 

 

 

 

L702

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C721

 

0.1uF

 

 

 

 

CLZ9Z014Z

 

 

C722

 

GND

 

 

 

 

 

 

 

 

 

2

15

 

 

 

 

 

 

 

 

 

 

 

0.47uF

V+

 

 

 

 

 

 

 

 

 

D741

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R741

4.7

 

 

C723

 

T1out

 

 

 

 

 

 

 

 

 

 

 

3

14

 

 

 

 

 

 

 

 

 

0.1uF

C1-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C741

0.1uF

 

 

 

 

R1in

 

 

 

 

 

 

 

 

 

 

 

 

 

4

13

 

 

 

 

 

 

 

 

 

 

 

 

C2+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHGND

 

 

C724

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R1out

 

 

 

 

 

 

 

 

 

 

 

 

 

5

12

 

 

 

 

 

 

 

 

 

 

 

0.47uF

C2-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C725

 

T1in

 

 

 

 

 

 

 

 

 

 

 

 

 

6

11

 

 

 

 

 

 

 

 

 

 

 

0.47uF

V-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

T2in

10

 

 

 

 

 

 

 

 

 

 

 

 

T2out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

R2out

9

 

 

 

 

 

 

 

 

 

 

 

 

R2in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C721

C722

C723

C724

C725

R743

R744

 

 

 

 

 

ST202E

0.1

0.1

0.1

0.1

0.1

0

 

OPEN

 

 

 

 

 

ST3232E

0.1

0.47

0.1

0.47

0.47

OPEN

0

 

 

 

 

 

 

 

 

 

 

 

HVTKRC107S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q721

 

 

 

 

 

 

 

 

 

 

 

RS232_CONT

 

 

 

 

 

 

 

 

 

 

 

 

J6

J4

+12V +5VD ST+5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J5

IPOD PRESENT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ST+5V REMOTE OUT

ZONE2 IR

Z2 TRIG

Z1 TRIG

RS232 TX232

RS232 RX232

IPOD TX232

IPOD RX232

 

 

 

17

15

13

11

 

9

7

 

5

 

3

 

1

 

 

 

18

16

14

12

 

10

8

 

6

 

4

 

2

 

 

 

 

10K

R726

 

 

0.01uF

 

 

HVTKRC102S

 

 

C713

 

 

Q716

 

 

 

Q714

1K

 

 

 

 

HVTKRA102S

R722

 

 

 

 

 

 

 

 

 

 

 

 

D716

 

 

 

 

 

 

CVD1SS355T

 

 

 

 

ST+5V

 

 

 

 

 

 

 

 

IC72

 

 

 

 

R732

 

 

220

 

 

 

 

4

 

1

 

 

 

10K

 

 

R736

 

 

 

D718

3

KP1010B

2

 

 

 

 

 

 

 

 

 

1SS355T

 

IC71

 

47K

R734

 

 

 

 

220

 

 

4

 

1

 

 

 

 

 

 

R735

 

 

 

R731

 

 

 

 

 

 

10K

3

KP1010B

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q717

 

 

 

 

 

 

HVTKRA107S

 

 

 

 

 

47K

R733

 

 

 

2

10

1

22

24

21

JK74

Z_1 IR_IN Z_2 IR_IN

C

!

T6.3A L 250V

 

 

 

10UH/3A

 

 

 

 

 

 

 

 

 

CVDSS34SR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CVISI8005QTL

1

2

3

4

C643

101000P

 

 

 

470/16V

150uF/10V

C631 18000uF/25v

 

 

 

150uF/25V

 

R631

68K

SS BS

EN VIN

COMP SW

FB GND

R635

47K

0.1uF

C632

0.1uF

C635

0.1uF

IC61

D631

R636

FROM INPUT

BN71

F602

 

 

 

!

C601

0.01uF

 

T6.3A L 250V

D601

 

2

 

 

C636

 

8

7

6

5

5.1K 1%

C639

C640

C641

 

 

C630

220P

R633

R630

22K

C637

 

 

 

 

 

 

 

AUX & PHONE

8CH DIRECT INPUT B'D

B

 

 

C603

 

0.1uF

4

1

 

 

 

 

C602

 

0.01uF

 

 

 

 

HVDKBU804F

 

 

 

 

 

3

 

 

 

 

 

!

 

 

 

 

 

 

 

 

 

 

 

 

0.01uF

R632

62k

C642

0.047uF

R839=(Vout-Vfb)/Iadj, (5V-0.5V)/0.1mA = 45Kohm

R844+R847 =-Vfb/Iadj,0.5V)/0.1mA = 5Kohm

CN93

1

R957

100, 1/4W R958

100, 1/4W

HP_L

C946

470P

C945

470P

 

 

HEADPHONE(YUQIU)

 

HP_L

HP_GND

JK91

 

6

 

 

 

 

 

1

 

HP_R

 

4

R966

HP_DETECT

 

5

470

 

 

7

 

 

 

3

 

 

 

2

8CH Lch JK79

8CH Rch

100

 

 

 

R788

 

 

 

R798

100K

C788

220P

100

 

 

 

R787

 

 

 

R797

100K

C787

220P

C799 0.1uF

R799 4.7

B

 

 

 

 

L643

 

 

 

 

 

CLZ9Z014Z

 

 

J12

J11

 

L641

 

 

 

 

KLZ9H001Z

 

 

 

 

1

2

 

C651

1/50V

 

 

L642

 

 

 

 

 

MGND

 

 

DGND

KLZ9H001Z

 

 

 

1

2

 

 

 

 

 

L644

 

 

 

 

CLZ9Z014Z

 

 

 

 

DGND

 

D643

RLS4148

D616

 

 

 

1N4003ST

IN

OUT

IC66

OUT

NJU7223F50

 

1

 

3

 

 

 

GND

 

 

GND

 

 

 

2

 

POWER_ON

R643

 

R645

 

 

 

4.7K

Q641

1K

 

 

 

 

C102S

 

 

 

 

R644

 

 

 

 

0.15/50V

4.7K

 

R648

22K

C649

Q642

 

 

 

 

 

 

KTC3199Y

 

 

 

 

 

 

 

R646

 

 

 

 

 

10K

 

 

0.1uF

R647

22K

 

 

 

D645

5.1V

_POWER_DOWN

FROM FRONT BOARD

13 12 11 10 9 8 7 6 5 4 3 2

HP_GND

HP_GND

HP_GND

HP_R

HP_DETECT

FRONT AUX_L(MIC)

A_GND

A_GND

A_GND

FRONT AUX_R +5VD

D_GND

 

 

F_OPT

 

F_OPT

D_GND

 

 

C947

 

33P

 

 

HP_GND HP_GND

R969

100K

C951

330P

R970

100K

C952

330P

+5VD

 

 

HP_GND

R967

180

R968

 

 

 

 

FRONT AUX_R

 

 

180

 

 

 

 

FRONT AUX_L(MIC)

 

 

 

 

 

 

 

 

 

 

 

 

L901

 

 

 

 

 

 

 

 

 

A_GND

 

 

 

 

 

+5V

 

 

R971

VOUT

 

 

 

 

 

 

 

 

120

VCC

 

 

 

100/16V

C950

R972

470

R973

6.8K

C948

33P

C949

0.1uF

 

 

 

 

 

 

GND

 

 

 

RECEIVER

OPTICAL &

AUX & MIC

1

3

2

5

4

8 VCC

7GND

6VOUT

JK92

8CH SLch

8CH SRch

8CH Cch JK78

8CH SUB

8CH SBL

8CH SBR

100

 

 

 

R786

100K C786

 

R796

220P

100

 

 

 

R785

100K

 

 

R795

C785

220P

100

 

 

 

R784

100K

 

 

R794

C784

220P

100

 

 

 

R783

100K

 

 

R793

C783

220P

100

 

 

 

R782

100K

 

 

R792

C782

220P

D783 1SS355

D784 1SS355

C789 0.1uF

R789 4.7

D781 1SS355

D782 1SS355

8CH-L

8CH-R

8CH-SL

8CH-SR

8CH-C

8CH-SUB

8CH-SBL

8CH-SBR

2

1

4

3

6

5

8

7

10

9

12

11

2.54mm(Pitch), 29.5mm(Height) CN102

A

C648

0.1uF

C647

 

 

100/16

 

 

 

 

IN

D644

RLS4148

 

 

 

ST+9V

C650

STBY_GND

MGND

 

 

 

 

D_GND

 

 

 

 

 

 

 

 

 

 

 

 

 

560

D_GND

 

 

 

 

 

 

 

 

 

 

 

 

 

R977

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ESD

 

R978

39K

C957

 

330P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D_GND

 

 

 

 

 

 

0.1uF

 

0.1uF

C956

 

OPEN

 

 

 

 

 

JW902

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C954

C955

R976

27

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D914

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1SS355

 

 

 

 

 

 

 

 

 

 

HP_GND

D_GND

D915

 

1SS355

CHGND

 

MP

100

 

 

 

R781

100K

 

 

R791

C781

220P

 

REVISION

2

 

4

 

6

 

 

 

 

 

 

 

 

 

1

 

3

 

5

 

7

 

 

 

 

 

 

 

 

 

SCHEMATIC DIAGRAM

SHEET

 

 

 

 

 

 

 

 

 

 

 

MODEL

 

AVR400

14

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DESIGN

CHECK

APPROVE

DRAWING NO

 

 

 

 

 

 

 

 

 

 

 

 

L.J.Y

L.J.H

S.H.S

2330SCDZ

 

 

 

 

 

 

 

(VIDEO)

 

 

 

10.11.17

10.11.17

10.11.17

2

3

 

 

 

 

 

 

 

 

A

Page 33
Image 33
Arcam AVR400 service manual 8CH Lch JK79 8CH Rch, 8CH SLch 8CH SRch 8CH Cch JK78, +15V, 20V

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.