Contents

Table of contents
Introduction
Important safety instructions
Limited warranty
Front panel controls
Remote control
Apple device compatibility
Operating instructions
- Loading and playing CDs
- Playing a specific CD track
- Scanning within tracks
- Repeating discs and tracks
- Playing tracks randomly
- Using the Remain function
- Programming disc play
- Using digital inputs
- USB Audio
  - Advanced USB audio
  - Use with PCs
  - Use with Macs
  - Use with Linux
  - Bit perfect transfer ASIO and WASAPI Exclusivemode
- Digital Pre-amp Mode
- Use with an iD100 Digital iPod/iPhone/iPad dock
- Setup
- Filters
  - Linear Phase Filter
  - Minimum Phase Filter
  - Steep Filter
Custom installation (C.I.) use
Troubleshooting
Technical specifications

Cambridge Audio Azur 851C User's Manual

Cambridge Audio Azur 851C Player manual cover

Pages 16

Year 2013

Language(s)

of 16

Cambridge Audio Azur 851C Player Specification

The Cambridge Audio Azur 851C is a high-performance CD player and DAC designed to enhance any high-end audio system with its exceptional sound quality and versatility. It features a robust steel chassis and aluminium faceplate, ensuring both durability and minimal vibration. At its core is the ATF2 (Adaptive Time Filtering) up-sampling technology, which upscales standard 16-bit 44.1kHz CD data to 24-bit 384kHz, delivering remarkable audio precision and clarity. The player is equipped with dual Analog Devices AD1955 DACs, operating in dual differential mode, enhancing stereo imaging by processing each channel independently.

Connectivity options include multiple digital inputs such as S/PDIF, Toslink, and an asynchronous USB, allowing the 851C to function as a high-quality external DAC for other digital sources. The USB input supports up to 24-bit 192kHz audio, catering to audiophiles with high-resolution music collections. The device also features balanced and unbalanced analog outputs, providing flexibility for connecting to various amplifiers and sound systems.

The Azur 851C is designed with an intuitive user interface, featuring a high-contrast display for easy navigation through settings and track information. Its proprietary digital volume control allows direct connection to power amplifiers without the need for a preamp, offering a clean signal path for optimal audio fidelity. The inclusion of a toroidal transformer ensures consistent power supply and low noise operation, contributing to the overall superior sound quality. With its blend of cutting-edge technology and elegant design, the Cambridge Audio Azur 851C stands out as a versatile and powerful component in any audiophile's setup.

Cambridge Audio Azur 851C Player F.A.Q.

How do I connect the Cambridge Audio Azur 851C to an amplifier?

To connect the Azur 851C to an amplifier, use high-quality RCA cables to connect the analog outputs of the 851C to the corresponding inputs on your amplifier. Alternatively, you can use digital connections such as coaxial or optical cables if your amplifier supports them.

What should I do if the Azur 851C does not power on?

First, ensure that the power cable is securely connected to both the player and a functioning power outlet. Check the power switch on the rear panel and make sure it is turned on. If the problem persists, try using a different power cable or contact Cambridge Audio support for further assistance.

How can I update the firmware on my Cambridge Audio Azur 851C?

To update the firmware, visit the Cambridge Audio website and download the latest firmware file for the Azur 851C. Transfer the file to a USB drive and insert it into the USB port on the front panel of the player. Follow the on-screen instructions to complete the update process.

What causes the CD player to skip tracks on the Azur 851C?

Skipping can be caused by scratches or dirt on the CD. Clean the CD with a soft cloth and ensure it is free from dust and fingerprints. If the issue persists, try using different CDs to determine if the problem is with the discs or the player itself.

Can I play high-resolution audio files on the Azur 851C?

Yes, the Azur 851C supports various high-resolution audio formats, including WAV, FLAC, and AIFF. You can play these files either from a connected USB drive or via a digital input connection.

How do I clean and maintain my Azur 851C?

To clean the Azur 851C, use a soft, dry cloth to wipe the exterior surfaces. Avoid using any liquid cleaners. Regularly check and clean the CD tray and connections to ensure optimal performance. Always disconnect from power before cleaning.

Why is the sound distorted when playing CDs on the Azur 851C?

Distorted sound can be caused by dirty or damaged CDs, incorrect connection settings, or faulty cables. Ensure the CD is clean and inspect your cables for damage. Confirm that all connections are secure and properly configured.

What are the different digital inputs available on the Azur 851C?

The Azur 851C provides a variety of digital inputs, including two S/PDIF coaxial inputs, two TOSLINK optical inputs, and USB audio input for connecting to various digital sources.

How do I use the Azur 851C as a digital preamplifier?

To use the Azur 851C as a digital preamplifier, connect your digital sources to its digital inputs and connect the balanced or unbalanced outputs to your power amplifier. Use the remote or front panel controls to adjust volume and select inputs.

What should I do if the remote control is not working with the Azur 851C?

First, check the batteries in the remote control and replace them if necessary. Ensure there are no obstacles between the remote and the player. If the problem persists, reset the remote by removing the batteries, pressing all buttons, and reinserting the batteries.