Cyrus Pre-XR User Manual

Cyrus Pre-XR User guide for rmware version V1.0.1
An updated user guide may be available from
www.cyrusaudio.com for newer rmware revisions

Cyrus Pre-XR Specifications

General

Frequency Response	0.1Hz - 100kHz (-3dB)
Total Harmonic Distortion	0.002%
Input Impedance	47kΩ
Dimensions	73 x 215 x 360 mm
Weight	6.9 kg
Digital inputs	2 x Optical, 2 x Coaxial, 1 x USB
Dimensions (H x W x D)	73 x 215 x 360 mm
Analogue outputs	1 x RCA
THD+N	<0.003%
Signal to Noise Ratio	>100dB (A-weighted)
Type	Preamplifier

Summary

Important Safety Precautions

General Safety Guidelines

Comprehensive safety guidelines covering electrical hazards, environment, and product placement.

Power Supply and Servicing

Power Supply Connection

Instructions for connecting the AC power cord and checking mains supply voltage compatibility.

Servicing and Service Centres

Guidelines on when to seek professional servicing and how to contact authorized service centres.

Welcome and Installation Preparation

Welcome to Cyrus

Introduction to Cyrus hi-fi products and encouragement to register the product.

Installation Preparation

Steps to check included items and select a suitable installation location for the amplifier.

Installation and Rear Panel Overview

Rear Panel Connection Guide

Diagram and key identifying rear panel connections for audio and power.

Connection Guidelines

Pre-Connection Safety

Crucial safety advice to disconnect power before making or breaking audio connections.

Analogue and Digital Audio Inputs

Connecting analogue sources, turntables, digital sources, and USB audio.

Power Amplifier and Speaker Connections

Balanced and Unbalanced Amplifier Connections

Connecting to amplifier balanced or unbalanced inputs using XLR or phono interconnects.

Speaker Connection

Instructions for connecting speakers to the power amplifiers.

Advanced Amplifier Connectivity

Bi-amping Setup

Guide to upgrading loudspeaker systems by using additional power amplifiers for bi-amping.

Bi-wired Speaker Connections

Specific instructions for connecting speakers with bi-wire terminals for bi-amping.

Amplifier Outputs and External Audio

Fixed Output Usage

Using the fixed output for tape recording or a second amplifier.

Headphone and Surround Sound Connectivity

Connecting headphones and surround sound decoders (Cyrus and other brands).

System Integration and Power

MC-BUS System Control

Explanation of MC-BUS system for unified component control and daisy-chain connection.

External PSU-XR Power Supply

Details on connecting and using the PSU-XR for performance upgrades.

Basic Operation and Controls

Front Panel Touch Controls

Explanation of how to use the touch-sensitive controls on the front panel.

Power and Standby Management

Details on mains power connection, switching the unit on/off, and auto-standby.

Input Selection and AV Mode

How to select inputs and configure AV input types for surround sound.

Audio Playback and Settings

DSD Audio Playback

Instructions for playing DSD audio files from a computer via USB.

Volume, Balance, and Mute

Adjusting volume, headphone volume, balance, and muting the audio.

Headphone Use and Filter Settings

Connecting headphones and selecting digital filter alignments for the DAC stage.

Tape Recording and Multi-Room Audio

Tape Playback and Recording

Instructions for playing back and recording using a tape recorder via fixed output.

Second Amplifier Audio Playback

Playing selected sources through a second amplifier via fixed out for multi-room audio.

Remote Control Operation

Remote Control Introduction and Features

Overview of the iR14 remote, its backlight, and battery installation.

Controlling Cyrus Components

How to send commands to Cyrus amplifiers, CD players, and streamers.

Remote Control Commands: Amplifier

Cyrus Amplifier Control Functions

Detailed list of remote control functions for amplifier operation, including input selection and volume.

Remote Control Commands: CD Player

Cyrus CD Player Control Functions

Detailed list of remote control functions for CD player operation, including track control and playback.

Remote Control Commands: Audio Streamer

Cyrus Audio Streamer Control Functions

Detailed list of remote control functions for audio streamer operation, including navigation and playback.

Remote Control Commands: Phono Signature

Cyrus Phono Signature Control Functions

Specific remote control functions for the Phono Signature, including filter and gain settings.

Setup Menu Navigation

Setup Menu Overview

Introduction to setup menus for customising the user interface.

Navigating Setup Menus

Instructions for accessing and navigating setup menus using front panel or remote controls.

Setup Menu Options: General and Input

General Setup Options

Setup options for default input, headphone settings, balance, standby sensitivity, and DAC filter.

Input Configuration Options

Setup options for configuring individual inputs, including source type, name, volume offset, and max volume.

Setup Menu Options: Aesthetic and System

Aesthetic Display Settings

Setup options for display polarity, contrast, brightness, and LED brightness.

System Configuration Options

Setup options for language selection, factory reset, and firmware information.

Firmware Updates

Remote Control Learning Process

Remote Control Learning Preparation

Prerequisites and checks before starting the remote control learning process.

Learning and Saving Commands

Step-by-step instructions for learning and saving commands from a reference remote.

Remote Control Learning Verification and Troubleshooting

Checking Programmed Commands

How to verify that commands have been learned successfully by the remote.

Troubleshooting Remote Learning Issues

Troubleshooting tips for issues encountered during the remote control learning process.

Using Programmed TV/SAT Commands

Using the remote control to send programmed commands to TV or satellite receivers.

Troubleshooting and Error Diagnosis

Common Operational Troubleshooting

Troubleshooting steps for common issues like no sound, noise, or touchpad problems.

Error Indication and Resolution

Explanation of error messages (Mains, PSU faults) and their resolution.

Product Information

Technical Specifications

Technical specifications for power, enclosure, analogue, and digital audio performance.

Warranty and WEEE Information

Details of the two-year warranty and WEEE disposal guidelines.