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7

7.Warranty 

 
Opera audio guarantees each product manufactured by us to be free from defects in 
materials and workmanship under normal use. Our obligation under this warranty is limited to 
making good at our factory any part or parts thereof which shall, within 1 year after delivery 
to the original purchaser, be returned to us with transportation charges prepaid, and which 
an examination shall disclose to have been thus defective; this warranty being expressly in 
lieu of all other warranties expressed or implied and of all other obligations or liabilities on 
our part. This warranty shall not apply to any Opera audio product which shall have been 
repaired or altered outside of our factory in any way so as to affect its stability, nor which has 
been subject to misuse, negligence or accident. Warranties of the vacuum tubes are by the 
respective manufacturers, usually 90 days. 
 
Please mail or e-mail the Registration Card to the address as follows: 
 

 

 
 

Registration Card 

 

Name  
Address  
 

 

 

 

 

 

City  
State  
Zip  
Email  
Telephone  
Model  
Serial Number 

 

Purchase Date 

 

Dealer  
 

 

 

 

 

 

 
 
 

 

The Opera Audio Co., Ltd. 
 
No.2 JianXianQiaoLu 
ChaoYang District 
Beijing, China 
Tel: 86 10 64377091 
Fax: 86 10 64377465 
[email protected] 
www.opera-consonance.com 
 

Содержание Cyber300BD

Страница 1: ...chnicians The power supply cord or plug has been damaged Objects have fallen or liquid has been spilled into the equipment The equipment does not appear to function normally or exhibits a marked chang...

Страница 2: ...interfere with its proper ventilation 1 The equipment must not be placed on bed sofa or similar surfaces that may block the ventilation openings 2 The equipment must not be placed in a built in insta...

Страница 3: ...Table of Contents SAFETY INSTRUCTION 1 INTRODUCTION 2 2 UNPACKING SET UP 2 3 OPERATING TIPS 3 4 GENERAL WARNINGS 4 5 TROUBLESHOOTING GUIDE 4 6 TECHNICAL SPECIFICATION 6 7 WARRANTY 7...

Страница 4: ...240V 230V 220V 115V 100V AC dependent on country 2 Positioning the Equipment The amplifier may generate considerable heat during normal operation Please ensure that the unit is far away from effect of...

Страница 5: ...upplies for CD players tuners preamplifiers and crossovers should be switched on before switching on the amplifier s Always switch the amplifier s off and wait about 5 minute for its power supply capa...

Страница 6: ...iece of Consonance equipment is designed to produce the finest sound quality that can be achieved by avoiding compromise wherever possible This can lead to circumstances that may be unfamiliar to the...

Страница 7: ...a result it is impracticable to arrange international guarantees Please establish appropriate guarantee arrangements with your own dealer at the time of sale We are always available to offer help and...

Страница 8: ...20 watt RMS 1kHz TOTAL HARMONIC DISTORTION less than 1 7watt 1kHz FREQUENCY RESPONSE 3dB points at 10 watt 60kHz INPUT SENSITIVITY 0 8V OUTPUT 4 8 ohms User selectable SIGNAL NOISE 90dB CONSUMPTION 90...

Страница 9: ...lied and of all other obligations or liabilities on our part This warranty shall not apply to any Opera audio product which shall have been repaired or altered outside of our factory in any way so as...

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