Cambridge Audio CXA61, CXA81 User Manual

CXA61/81

1

CXA61/81

INTEGRATED AMPLIFIER

Contents

IMPORTANT SAFETY INSTRUCTIONS

LIMITED WARRANTY

REAR PANEL CONNECTIONS

FRONT PANEL CONTROLS

REMOTE CONTROL

CONNECTIONS

BASIC CONNECTIONS

SPEAKER B CONNECTIONS

PREAMP OUT CONNECTIONS

BALANCED AUDIO CONNECTIONS (CXA81 ONLY) USB AUDIO CONNECTION

SETUP MENU

AUTO POWER DOWN (APD)

CLIPPING FUNCTION

USB MODE

ADVANCED USB AUDIO

USE WITH PCS/MACS/LINUX

BLUETOOTH AUDIO STREAMING

PAIRING

CONTROL BUS

STREAMMAGIC APP (VIA CXN)

CAP5 - FIVE WAY PROTECTION SYSTEM TROUBLESHOOTING

TECHNICAL SPECIFICATIONS

3This guide is designed to make installing and using this product as easy as possible. Information in this document has been carefully checked for

5accuracy at the time of printing; however, Cambridge Audio’s policy is one of continuous improvement, therefore design and specifications are

6subject to change without prior notice.

7This document contains proprietary information protected by copyright. All rights are reserved. No part of this manual may be reproduced by

8any mechanical, electronic or other means, in any form, without prior written permission of the manufacturer. All trademarks and registered

9trademarks are the property of their respective owners.

	9	© Copyright Cambridge Audio Ltd 2019.
	9	Make sure you register your CA product:
	9	WWW.CAMBRIDGEAUDIO.COM/REGISTER
		For upcoming news on future products, software updates and exclusive
	9
		offers.
	9
	10
	10	Support
	10
	10
	10	FAQS AND SUPPORT
	10	Please visit https://techsupport.cambridgeaudio.com

	10	GET IN CONTACT WITH OUR
		DEDICATED TECHNICAL SUPPORT TEAM:

[e-mail]

11UK: [phone]

11	US:	[phone]
12	HK:	[phone]
12
13

CXA61/81

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Important safety instructions

For your own safety please read the following important safety instructions carefully before attempting to connect this unit to the mains power supply. They will also enable you to get the best performance from and prolong the life of the unit:

 1. Read these instructions.

 2. Keep these instructions.

 3. Heed all warnings.

 4. Follow all instructions.

 5. Do not use this apparatus near water.

 6. Clean only with a dry cloth.

 7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.

 8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

 9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.

10.Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles and the point where they exit from the apparatus.

11.Only use attachments/accessories specified by the manufacturer.

12. Use with only the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart is used, use caution when moving the cart/ apparatus combination to avoid injury from tip-over.

13.Unplug this apparatus during lightning storms or when unused for long periods of time.

14.Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as the powersupply cord or plug having been damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

WARNING:

 - Do not place the unit in an enclosed space; if you wish to place the unit on a shelf, use the top shelf to allow maximum ventilation. Do not put any objects on top of this unit. Do not situate it on a rug or other soft surface and do not obstruct any air inlets or outlet grilles. Do not cover the ventilation grilles with items such as newspapers, tablecloths, curtains, etc.

 - To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture . This unit must not be used near water or exposed to dripping or splashing water or other liquids. No objects filled with liquid, such as vases, shall be placed on the unit.

 - Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.

 - The battery (battery pack or batteries installed) shall not be exposed to excessive heat such as sunshine, fire or the like.

 - The unit must be installed in a manner that makes disconnection of the mains plug from the mains socket outlet (or appliance connector from the rear of the unit) possible. Where the mains plug is used as the disconnect device, the disconnect device shall remain readily operable.

 - Please refer to the information on the exterior rear panel for electrical and safety information before installing or operating the apparatus.

 - Only use the mains cord supplied with this unit.

Use of the apparatus in tropical climates - The equipment shall be used at a maximum 45 degree C ambient temperature.

The unit is of Class 1 construction and must be connected to a mains socket outlet with a protective earthing connection.

The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of un-insulated 'dangerous voltage' within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

Warning: To reduce the risk of electric shock, do not remove cover (or back) as there are no user-serviceable parts inside. Refer servicing to qualified personnel.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance instructions in the service literature relevant to this appliance.

VENTILATION

Important! The unit will become hot when in use. Do not stack multiple units on top of each other.

Ensure that small objects do not fall through any ventilation grille. If this happens, switch off immediately, disconnect from the mains supply and contact your dealer for advice.

POSITIONING

Choose the installation location carefully. Avoid placing it in direct sunlight or close to a source of heat. No naked flame sources, such as lighted candles, should be placed on the unit. Also avoid locations subject to vibration and excessive dust, cold or moisture. The unit can be used in a moderate climate.

This unit must be installed on a sturdy, level surface. Do not place in a sealed area such as a bookcase or in a cabinet. Do not place the unit on an unstable surface or shelf. The unit may fall, causing serious injury to a child or adult as well as serious damage to the product. Do not place other equipment on top of the unit.

Due to stray magnetic fields, turntables or CRT TVs should not be located nearby due to possible interference.

Electronic audio components have a running in period of around a week (if used several hours per day). This will allow the new components to settle down and the sonic properties will improve over this time.

POWER SOURCES

The unit should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power-supply to your home, consult your product dealer or local power company.

If you do not intend to use this unit for a long period of time, unplug it from the mains socket.

OVERLOADING

Do not overload wall outlets or extension cords as this can result in a risk of fire or electric shock. Overloaded AC outlets, extension cords, frayed power cords, damaged or cracked wire insulation and broken plugs are dangerous. They may result in a shock or fire hazard.

Be sure to insert each power cord securely. To prevent hum and noise, do not bundle the interconnect leads with the power cord or speaker leads.

CLEANING

To clean the unit, wipe its case with a dry, lint-free cloth. Do not use any cleaning fluids containing alcohol, ammonia or abrasives. Do not spray an aerosol at or near the unit.

BATTERY DISPOSAL

Batteries may contain substances harmful to the environment. Please dispose of any discharged batteries with due consideration and in accordance with local environmental/electronic recycling guidelines.

SERVICING

These units are not user serviceable. Never attempt to repair, disassemble or reconstruct the unit if there seems to be a problem. A serious electric shock could result if this precautionary measure is ignored. In the event of a problem or failure, please contact your dealer.

WEEE SYMBOL

The crossed-out wheeled bin is the European Union symbol for indicating separate collection for electrical and electronic equipment. This product contains electrical and electronic equipment which should be reused, recycled or recovered

and should not be disposed of with unsorted regular waste. Please return the unit or contact the authorised dealer from whom you purchased this product for more information.

CE MARK

This product complies with European Low Voltage (2014/35/ EU), Electromagnetic Compatibility (2014/30/EU) and Environmentally-friendly design of Energy-related Products (2009/125/ EC) Directives when used and installed according to this instruction manual. For continued compliance only Cambridge Audio accessories should be used with this product and servicing must be referred to

qualified service personnel.

RCM (REGULATORY COMPLIANCE MARK)

This product meets Australia, New Zealand Safety, EMC and Radio Communications requirements of the ERAC and ACMA.

CU-TR MARK

This product meets Russia, Byelorussia and Kazakhstan electronic safety approvals.

CAUTION: HOT SURFACE. DO NOT TOUCH

Both side heat sinks of the product may become hot when operating this product continuously.

Due to the surface of both heat sinks being unsuitable to attach a label, there is no sticker on the product.

FEDERAL COMMUNICATIONS COMMISSION

Supplier’s declaration of conformity (SDoC)

Equipment: Integrated Amplifier Model: CXA61 / CXA81 Trademark: Cambridge Audio

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

The responsible party in US:

Company name: Audio Partnership LLC

Address:

1913 N Milwaukee Ave. Chicago, IL 60647

Phone: [phone]

Legal Representative Person: Gregg Chopper

Signature:

FEDERAL COMMUNICATIONS COMMISSION NOTICE:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.

This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.

If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try and correct the interference by one or more of the following measures:

•Reorient or relocate the receiving antenna.

•Increase the distance between the equipment and the receiver.

•Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.

•Consult the dealer or an experienced radio/TV technician for help.

FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment.

RF Exposure Statement:

To maintain compliance with FCC’s RF Exposure guidelines. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. Use only the supplied antenna.

Modifications:

The FCC requires the user to be notified that any changes or modifications to this device that are not expressly approved by Cambridge Audio, may void the user’s authority to operate the equipment.

CANADA-INDUSTRY CANADA (IC)

This radio transmitter has been approved by Industry Canada. This device complies with Industry Canada’s license-exempt RSSs. Operation is subject to the following two conditions.

(1) this device may not cause interference and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body.

The transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

The device meets the exemption from the routine evaluation limits in section 2.5 of RSS 102 and compliance with RSS-102 RF exposure, users can obtain Canadian information on RF exposure and compliance.

INDUSTRIE CANADA (IC)

Le présent appareil est conforme aux CNR d’Industrie Canada applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes :

(1) l’appareil ne doit pas produire de brouillage, et (2) l’utilisateur de l’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement.

Cet équipement doit être installé et utilisé à une distance minimale de 20 cm entre le radiateur et votre corps.

L’émetteur ne doit pas être co-placé ni fonctionner en conjonction avec une autre antenne ou transmetteur.

Le dispositif rencontre l’exemption des limites courantes d’évaluation dans la section 2.5 de RSS 102 et la conformité à l’exposition de RSS-102 rf, utilisateurs peut obtenir l’information canadienne sur l’exposition et la conformité de rf.

EUROPE-EUROPEAN UNION NOTICE

Hereby, Audio Partnership PLC declares that this product is in compliance with Directive 2014/53/EU, the full text of the EU declaration of conformity is available at the following internet address:

https://www.cambridgeaudio.com/DoC

Bluetooth Radio Frequency:

2.402GHz-2.48 GHz The Max. transmit power: 10dBm.

CXA61/81

5

Limited warranty

Cambridge Audio warrants this product to be free from defects in materials and workmanship (subject to the terms set forth below). Cambridge Audio will repair or replace (at Cambridge Audio’s option) this product or any defective parts in this product. Warranty periods may vary from country to country. If in doubt consult your dealer and ensure that you retain proof of purchase.

To obtain warranty service, please contact the Cambridge Audio authorised dealer from which you purchased this product. If your dealer is not equipped to perform the repair of your Cambridge Audio product, it can be returned by your dealer to Cambridge Audio or an authorised Cambridge Audio service agent. You will need to ship this product in either its original packaging or packaging affording an equal degree of protection.

Proof of purchase in the form of a bill of sale or receipted invoice, which is evidence that this product is within the warranty period, must be presented to obtain warranty service.

This Warranty is invalid if (a) the factory-applied serial number has been altered or removed from this product or (b) this product was not purchased from a Cambridge Audio authorised dealer. You may call Cambridge Audio or your local country Cambridge Audio distributor to confirm that you have an unaltered serial number and/or you made a purchase from a Cambridge Audio authorised dealer.

This Warranty does not cover cosmetic damage or damage due to acts of God, accident, misuse, abuse, negligence, commercial use, or modification of, or to any part of, the product. This Warranty does not cover damage due to improper operation, maintenance or installation, or attempted repair by anyone other than Cambridge Audio or a Cambridge Audio dealer, or authorised service agent which is authorised to do Cambridge Audio warranty work. Any unauthorised repairs will void this Warranty. This Warranty does not cover products sold AS IS or WITH ALL FAULTS.

REPAIRS OR REPLACEMENTS AS PROVIDED UNDER THIS WARRANTY

ARE THE EXCLUSIVE REMEDY OF THE CONSUMER. CAMBRIDGE AUDIO

SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL

DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY IN

THIS PRODUCT. EXCEPT TO THE EXTENT PROHIBITED BY LAW, THIS

WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS AND

IMPLIED WARRANTIES WHATSOEVER INCLUDING, BUT NOT LIMITED

TO, THE WARRANTY OF MERCHANTABILITY AND FITNESS FOR A

PRACTICAL PURPOSE.

Some countries and US states do not allow the exclusion or limitation of incidental or consequential damages or implied warranties so the above exclusions may not apply to you. This Warranty gives you specific legal rights, and you may have other statutory rights, which vary from state to state or country to country.

For any service, in or out of warranty, please contact your dealer.