Contents

 

Introduction

3

Before connecting

3

Limited warranty

4

Safety precautions

4

Important safety instructions

5

Front panel controls

6

Rear panel connections

7

Remote control

8

Front panel display

9

Loudspeaker connections

9

Analog audio connections

10

Digital audio connections

10

Video connections

11

HDMI connections

11

5.1/6.1/7.1 Direct In

12

7.1 Preamp Out

12

Aerial connections

13

Front Input connections

13

640R setup

14

1. Speaker configuration

14

2. Speaker delay

15

3. Level calibration

16

4. Source setup

16

5. Assigning HDMI

17

Surround Sound modes

18

Operating instructions

19

Decode modes

20-22

Audio split mode

24

Recorder 1/2

24

Tone/Sub/LFE configuration

24

Input naming

24

OSD setup

25

Multi-Room connections

26

Custom installation use

27

Reset/Back-up memory

27

Troubleshooting

27

Technical Specifications

28

2

Page 2
Image 2
Cambridge Audio 640Razur user manual Contents

640Razur specifications

The Cambridge Audio 640R is a high-fidelity AV receiver that has gained recognition for its remarkable performance and sophisticated features. Engineered to deliver a premium audio experience, this receiver excels in both music and home theater applications.

One of the standout features of the 640R is its ability to handle a wide range of audio formats. With support for advanced surround sound formats such as Dolby TrueHD and DTS-HD Master Audio, the receiver is capable of producing high-definition audio that enhances the clarity and detail of films and music. The 640R also supports standard formats like Dolby Digital and DTS, making it highly versatile.

At the heart of the 640R is Cambridge Audio's proprietary components, including high-quality capacitors and resistors, designed to minimize noise and distortion. This ensures that the audio output remains clean and transparent, providing a true representation of the source material. The receiver offers a robust power output, ensuring effortless dynamic range and delivering impactful sound, whether it's a subtle dialogue or explosive action scenes.

Another key feature of the Cambridge Audio 640R is its extensive connectivity options. It boasts multiple HDMI inputs, allowing users to connect various devices such as Blu-ray players, gaming consoles, and streaming devices. Additionally, the receiver supports HDMI video scaling, enabling the upscaling of standard definition signals to 1080p, which enhances the viewing experience on high-definition screens.

The 640R also includes multiple analog and digital inputs, ensuring compatibility with legacy devices alongside modern technology. A dedicated preamp output allows for the addition of external amplifiers, enhancing the system's scalability for audiophiles looking to create a bespoke setup.

Moreover, the Cambridge Audio 640R features an intuitive user interface and remote control, making it user-friendly even for those new to home audio systems. The on-screen display simplifies the selection of sources and adjustment of settings, while the advanced configuration options allow for precise customizations.

In summary, the Cambridge Audio 640R stands out as an exceptional AV receiver, combining audiophile-grade components with modern features. With its powerful performance, advanced surround sound capabilities, and extensive connectivity, it caters to both music lovers and home theater enthusiasts, making it a compelling choice for anyone looking to enhance their audio experience.