MA-i Series Power Amplifiers Amplificateurs de puissance

Leistungsendstufen Amplificadores de potencia

 

 

 

7 Service

Crown amplifiers are quality units that rarely require servicing. Before returning your unit for servicing, please contact Crown Technical Sup- port to verify the need for servicing.

Warranty is only valid within the country in which the product was purchased.

This unit has very sophisticated circuitry which should only be serviced by a fully trained techni- cian. This is one reason why each unit bears the following label:

CAUTION: To prevent electric shock, do not remove covers. No user serviceable parts inside. Refer servicing to a quali- fied technician.

Complete the Crown Audio Factory Service Information form, in the back of this manual, when returning a Crown product to the factory or authorized service center. The form must be included with your product inside the box or in a packing slip envelope securely attached to the outside of the shipping carton. Do not send this form separately.

Worldwide Service

Service may be obtained from an authorized ser- vice center. (Contact your local Crown/Amcron representative or our office for a list of authorized service centers.) To obtain service, simply pres- ent the bill of sale as proof of purchase along with the defective unit to an authorized service center. They will handle the necessary paperwork and repair.

Remember to transport your unit in the original factory pack.

US and Canada Service

Service may be obtained in one of two ways: from an authorized service center or from the factory. You may choose either. It is important that you have your copy of the bill of sale as your proof of purchase.

Service at a US or Canada Service Center

This method usually saves the most time and effort. Simply present your bill of sale along with

the defective unit to an authorized service center to obtain service. They will handle the necessary paperwork and repair. Remember to transport the unit in the original factory pack. A list of authorized service centers in your area can be obtained from Crown Factory Service, or online from

http://www.crownaudio.com/support/servcent.htm.

Factory Service

Crown accepts no responsibility for non-serviceable product that is sent to us for factory repair. It is the owner’s responsibility to ensure that their product is serviceable prior to sending it to the factory. Service- able product list is available at

http://crownweb.crownintl.com/crownrma/. For more information, please contact us direct.

A Service Return Authorization (SRA) is required for product being sent to the factory for repair. An SRA can be completed online at www.crownaudio. com/support/factserv.htm. If you do not have access to the web, please call Crown’s Customer Service at 574.294.8200 or 800.342.6939 extension 8205 in North America, Puerto Rico and the Virgin Islands only.

For warranty service, we will pay for ground shipping both ways in the United States. Contact Crown Cus- tomer Service to obtain prepaid shipping labels prior to sending the unit. Or, if you prefer, you may prepay the cost of shipping, and Crown will reimburse you. Send copies of the shipping receipts to Crown to receive reimbursement.

Your repaired unit will be returned via UPS ground. Please contact us if other arrangements are required.

Factory Service Shipping Instruc- tions:

1.Service Return Authorization (SRA) is required for product being sent to the factory for service. Please complete the SRA by going to www.crownaudio. com/support/factserv.htm. If you do not have access to our website, call 1.800.342.6939, extension 8205 and we’ll create the SRA for you.

2.See packing instructions that follow.

3.Ship product to:

CROWN AUDIO FACTORY SERVICE 1718 W MISHAWAKA RD. ELKHART, IN 46517

4.Use a bold black marker and write the SRA number on three sides of the box.

5.Record the SRA number for future reference. The SRA number can be used to check the repair status.

Packing Instructions

Important: These instructions must be followed. If they are not followed, Crown Audio, Inc. assumes no responsibility for damaged goods and/or accessories that are sent with your unit.

1.Fill out and include the Crown Audio Factory Service Information sheet in the back of this manual.

2.Do not ship any accessories (manuals, cords, hardware, etc.) with your unit. These items are not needed to service your product. We will not be responsible for these items.

3.When shipping your Crown product, it is important that it has adequate protection. We recommend you use the original pack material when returning the product for repair (Figure 9.1). If you do not have the original box, please call Crown at 800.342.6939 or 574.294.8210 and order new pack material. (Do not ship your unit in a wood or metal cabinet.)

4.If you provide your own shipping pack, the minimum recommended requirements for materi- als are as follows:

a.275 P.S.I. burst test, Double-Wall carton that allows for 2-inch solid Styrofoam on all six sides of unit or 3 inches of plastic bubble wrap on all six sides of unit.

b.Securely seal the package with an adequate carton sealing tape.

c.Do not use light boxes or “peanuts”. Damage caused by poor packaging will not be covered under warranty.

Enclose the completed Crown Audio Factory Service Information form (or securely attach it to the outside of carton) and re-seal the shipping pack with a sturdy carton sealing tape.

Estimate Approval

Approval of estimate must be given within 30 days after being notified by Crown Audio Inc. Units still in the posses- sion of Crown after 30 days of the estimate will become the property of Crown Audio Inc.

Payment of Non-Warranty Repairs

Payment on out-of-warranty repairs must be received within 30 days of the repair date. Units unclaimed after 30 days become the property of Crown Audio Inc.

If you have any questions, please contact Crown Factory Service.

Crown Factory Service 1718 W. Mishawaka Rd., Elkhart, Indiana 46517 U.S.A.

Telephone:

574.294.8200

800.342.6939 (North America, Puerto Rico, and Virgin Islands only)

Facsimile:

574.294.8301 (Technical Support)

574.294.8124 (Factory Service)

Web site:

http://www.crownaudio.com

Operation Manual Mode d’emploi Bedienungsanleitung Manual de Operación

seite página page 41

Page 41
Image 41
Harman MA5000i Worldwide Service, US and Canada Service, Service at a US or Canada Service Center, Factory Service

MA12000i, MA9000i, MA5000i specifications

The Harman MA5000i, MA9000i, and MA12000i are part of Harman's premium line of integrated amplifiers, designed to deliver high-fidelity audio reproduction with cutting-edge technology and features. Each model integrates aspects of engineering excellence to provide an immersive listening experience that caters to audiophiles and casual listeners alike.

The Harman MA5000i serves as an elegant entry point into the series, packing a punch with 50 watts per channel into 8 ohms and 80 watts into 4 ohms. This amplifier provides a clean, powerful sound with low distortion levels, ensuring that the audio remains faithful to the original recording. The MA5000i features seamless connectivity options including Bluetooth, USB, and analog inputs, allowing users to easily integrate various audio sources. Harman's proprietary audio technology is evident in the dynamic range and clarity that this model can reproduce, making it an excellent choice for small to medium-sized listening environments.

Stepping up, the MA9000i elevates the audio performance further with 100 watts per channel into 8 ohms and 150 watts into 4 ohms. This model is equipped with advanced technologies such as Harman's unique Adaptive Signal Processing, which optimizes sound based on listener preferences and room acoustics. The MA9000i also incorporates a high-resolution digital-to-analog converter (DAC) that enhances playback quality from digital sources. With its extended frequency response and substantial power, this amplifier is adept at driving a wider range of speakers, making it suitable for larger spaces.

At the pinnacle of this series, the Harman MA12000i delivers an astonishing 200 watts per channel into 8 ohms and 300 watts into 4 ohms, tailored for the most demanding audio setups. This amplifier showcases Harman’s latest advancements in audio engineering, including a state-of-the-art power supply and efficient cooling technology that maintains performance even under heavy loads. The MA12000i is built with premium components, ensuring reliability and longevity. Its versatility in connectivity includes multiple digital inputs, analog inputs, and streaming capabilities, making it the ideal hub for a modern home audio system.

Each of these amplifiers embodies Harman’s commitment to innovation and quality sound, providing users with a range of options to suit any audio preference or environment. From the compact but powerful MA5000i to the high-end MA12000i, these amplifiers promise to deliver an exceptional audio experience, elevating the standard for home entertainment systems.