1

2

3

4

D

C

B

A

ANALOGUE L MIX

 

 

 

 

 

TP1

 

ANALOGUE R MIX

 

 

 

 

TP3

 

 

IC301A

 

 

 

 

 

 

IC303A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPA2134PA SM

 

 

 

 

 

 

OPA2134PA SM

 

 

 

 

 

 

3

1

 

 

 

 

IC301B

 

 

3

1

 

 

 

 

 

IC303B

 

 

 

 

 

 

OPA2134PA SM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPA2134PA SM

 

2

C301

 

 

 

 

5

 

 

2

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R306

7

 

+5V

 

 

 

 

 

R313

 

7

+5V

 

 

 

 

 

6

 

 

C308

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33P NPO 0805

 

 

 

4K7 0805

 

C312

 

33P NPO 0805

 

 

 

4K7 0805

 

 

 

 

 

R302

 

 

 

 

 

 

R309

 

 

 

 

 

 

 

 

C303

100N 0805

 

 

 

 

 

 

 

 

IC302B

 

IC302A

 

 

30K 0805

 

IC304B

 

 

 

 

 

30K 0805

 

C310

 

 

 

 

 

 

 

 

 

 

 

 

 

74HCT4053 SM

12

 

 

 

 

 

33P NPO 0805

74HCT4053 SM

 

IC304A

 

 

 

 

 

 

1Y0

 

14 R303

 

8 GND

 

 

 

 

 

 

 

 

8 GND

 

1Z

 

R307

16

12

1Y0

 

 

R310

 

33P NPO 0805

VDD 16

13

1Y1

 

 

30K 0805

 

 

VDD

 

13

 

1Z

14

 

 

 

 

VEE

2

2Y0

 

 

R304

 

4K7 0805

VEE

 

1Y1

 

 

30K 0805

 

 

R314

2Z

15

 

 

 

2

2Y0

 

 

R311

 

4K7 0805

7

1

2Y1

15K 0805

 

AN-L

7

 

2Z

15

 

 

 

 

 

1

2Y1

15K 0805

 

 

 

 

5

3Y0

 

 

R305

 

 

 

 

 

 

 

 

 

 

3Z

4

 

 

C313 100N 0805

5

3Y0

 

 

R312

 

 

AN-R

 

3

3Y1

4K3 0805

 

 

3Z

4

 

 

 

 

 

 

 

 

 

3

3Y1

4K3 0805

 

 

 

 

11

1S

 

 

 

0V_SIG

 

-5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-5V

10

2S

INH

6

 

 

 

0V_SIG

 

11

1S

 

 

 

 

 

MAINGRR

0V_SIG

9

3S

 

 

 

 

 

 

 

10

2S

INH

6

 

 

 

 

 

74HCT4053 SM

0V_SIG

 

 

 

 

9

3S

 

 

 

 

 

 

 

 

 

 

 

 

74HCT4053 SM 0V_SIG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FROM MAIN GR R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R315

 

0V_SIG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0R0 0805

A-D GROUND REF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MAINGRL

FROM MAIN GR L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+15V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GAIN RANGE A

 

 

 

 

 

 

 

 

 

 

 

 

 

C314

C315

8

IC303C

GAIN RANGE B

 

 

 

 

 

 

 

 

 

 

 

 

 

100N 0805

1N 0805

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GAIN RANGE C

 

 

 

 

 

 

 

 

 

 

 

 

 

C316

C317

4

OPA2134PA SM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0V_SIG 100N 0805

1N 0805

 

 

+15V

-15V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C304

 

 

 

C305

8

 

IC301C

DRAWING TITLE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100N 0805

 

1N 0805

 

 

 

 

 

L921CT - AV8 audio board gain range section

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23425

Circuit Diagram

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

OPA2134PA SM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C306

 

 

 

C307

 

 

A & R Cambridge Ltd.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

02_E143

WAF

16/7/02

2 JUMPER LINKS ADDED ACROS SK928 & SK929

 

1.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0V_SIG

 

 

 

 

100N 0805

 

 

1N 0805

 

 

 

 

Pembroke Avenue

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Denny Industrial Centre

 

02_E028

MJT

29/01/02

Production release

 

 

1.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Waterbeach

 

 

 

 

 

 

 

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cambridge CB5 9PB

 

 

 

 

 

 

 

 

 

 

 

 

 

15V

 

 

 

 

 

 

 

 

 

 

ECO No.

INITIALS

DATE

 

DESCRIPTION OF CHANGE

 

ISSUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filename

 

 

 

Date Printed

Drawn by:

Sheet 3 of 9

DRAWING NO.

L921C3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J:\Change_Control\ECO_WIP\02_E143 L921 add 2 jumper links\L921_1.2.ddb - Documents\L921C3_1.2_gainrange.sch

 

16-Jul-2002

AD/SUBCON

D

C

B

A

1

2

3

4

Page 97
Image 97
Arcam AV8 service manual ECO No, Filename, Jul-2002

AV8 specifications

The Arcam AV8 is a high-performance audio-video receiver that has garnered attention for its exceptional sound quality and versatile features, making it a sought-after option for both audiophiles and home theater enthusiasts. Designed to provide an immersive viewing experience, the AV8 is equipped with a range of technologies that enhance its performance.

One of the standout features of the Arcam AV8 is its support for high-definition audio formats. The receiver can decode various lossless audio formats, including Dolby TrueHD and DTS-HD Master Audio, allowing users to experience studio-quality sound. This capability is complemented by its advanced digital signal processing, which ensures that the audio output is clear and dynamic, enhancing the overall entertainment experience.

The AV8 is built with an emphasis on connectivity and flexibility. It boasts multiple HDMI inputs and outputs, facilitating seamless connections to a variety of devices such as Blu-ray players, gaming consoles, and streaming devices. With support for 4K video pass-through, the AV8 is future-proofed for high-definition content, ensuring compatibility with the latest video technologies.

Another notable aspect of the Arcam AV8 is its user-friendly interface. The receiver is equipped with an intuitive on-screen display that simplifies navigation and setup. Additionally, Arcam has incorporated room calibration technology, which analyzes the acoustic properties of the listening environment and adjusts the audio output accordingly. This feature allows for optimal sound reproduction, tailored to the specific characteristics of the room.

The build quality of the AV8 is exceptional; it features a robust chassis designed to minimize vibration and interference, ensuring high-fidelity sound reproduction. The receiver is designed for ease of use, with remote control functionality and smart home integration options, making it convenient to operate alongside other devices.

In summary, the Arcam AV8 is a powerful AV receiver that combines high-definition audio capabilities, extensive connectivity options, and user-friendly features. With its strong emphasis on sound quality and innovative technologies, it stands out in the competitive landscape of home theater equipment, catering to the discerning tastes of audio enthusiasts and casual users alike. Whether for music or movie playback, the AV8 offers a compelling solution for those seeking an elevated audio-visual experience.