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Cyber880I
This icon marks a 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.
This icon marks important operating, maintenance and service information that should be
read to prevent possible personal injury
WARNINGS
Do Not Disassemble
Do not attempt to service the equipment beyond that described in this manual. Touching the
equipment's internal parts could result in severe personal injury. All other servicing or
problems as listed below should be referred to qualified Consonance service technicians:
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 change in
performance
The equipment has been dropped or the enclosure damaged
Do not under any circumstances allow anyone to modify your Consonance equipment without
first checking with Opera Audio, your dealer, or your distributor. Unauthorized modifications
will invalidate your guarantee.
Power Source
The equipment should be connected to a power supply only of the type described in this
manual or as marked on the equipment.
Grounding or Polarization
Power supply cords should be routed so that they are not likely to be walked on or pinched by
items placed upon or against them, paying particular attention to cords and plugs,
convenience receptacles, and the point where they exit from the amplifier.
SAFETY INSTRUCTION
To avoid personal injury or damage to equipment,
please ensure that you read this manual in its entirety
before attempting to operate the equipment. Please
retain this manual for future reference.
TO PREVENT THE RISK OF ELECTRIC SHOCK, DO
NOT UNDER ANY CIRCUMSTANCES REMOVE ANY
PARTS OF THE EQUIPMENT COVER. THERE ARE
NO USER SERVICEABLE PARTS INSIDE. ALL
SERVICING
MUST
QUALIFIED SERVICE PERSONNEL.
BE
CARRIED
OUT
BY

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Summary of Contents for Opera Consonance Cyber-880I

  • Page 1 Cyber880I SAFETY INSTRUCTION To avoid personal injury or damage to equipment, please ensure that you read this manual in its entirety before attempting to operate the equipment. Please retain this manual for future reference. TO PREVENT THE RISK OF ELECTRIC SHOCK, DO NOT UNDER ANY CIRCUMSTANCES REMOVE ANY PARTS OF THE EQUIPMENT COVER.
  • Page 2 For best performance, the load presented by the speaker has to match the Cyber-880I’s output impedance per channel. Refer to the speaker’s manufacturer handbook for information on the nominal impedance. The Cyber-880I is factory set to match the speakers at 8 ohms and 4 ohms.
  • Page 3: Table Of Contents

    Table of Contents SAFETY INSTRUCTION INTRODUCTION UNPACKING & SET-UP OPERATING TIPS GENERAL WARNINGS TROUBLESHOOTING GUIDE TECHNICAL SPECIFICATION WARRANTY...
  • Page 4: Introduction

    Introduction Thank you for the purchase of the Cyber-880I high-end tube amplifiers. Opera Audio welcomes you to the growing number of discerning audiophiles who own Opera Audio products. This manual has been prepared to help you to maximize your enjoyment of the performance and features of your new Consonance equipment.
  • Page 5: Operating Tips

    4. Connect Signal Cables Connect the input source to the amplifier’s right and left channel RCA jacks. Refer to rear chassis drawing for connection location. These jacks are labeled with colored washers: red for right and black for left. 5. Connect Speaker Cables Connect the speaker cables.
  • Page 6: General Warnings

    E. Positioning Power supplies and amplifiers should be located at a reasonable distance away from other equipments in the system. Adequate spacing will prevent the generation of transformer resonance which in turns causing audible hum to be heard from the loudspeakers. The minimum recommended distance is 300mm (12 inches), and that allowed by the standard interconnect lead being maximum.
  • Page 7: Troubleshooting Guide

    Troubleshooting Guide From time to time you may experience problems in obtaining optimum equipment performance. Following is list of frequently encountered problems. Problem Solution Power indicator and filaments do Check the fuse and make sure the amplifier is not light plugged into a working power outlet Sound out of one speaker only Turn volume control fully counter-clockwise and...
  • Page 8 Technical Specification In the middle of front panel, there are the input selector switch ,a power indicator , a power switch and the volume control knob. From Left to right: ,Phono/RCA Signal input 1~5, Speaker output right /left,AC Power connection 230V / 115V / 100V AC dependent on country. There is a bias indicator of power tubes V1~V8 set on the front side of transformers cover.
  • Page 9: Technical Specification

    1. The holes of V1~V8 are bias adjustment. 2. The bias adjustment select switch/knob, which can select and indicate the bias of V1~V8 power tubes. TECHNICAL SPECIFICATION CONTROL FUNCTIONS: Power On/Off POWER OUTPUT:100 watt x 2, RMS 1kHz ( Ultra-linear ) TOTAL HARMONIC DISTORTION: less than 1%( 25watt, 1kHz ) FREQUENCY RESPONSE: ( -3dB points at 10 watt ) 6Hz-60kHz INPUT SENSITIVITY: 350mV...
  • Page 10: Warranty

    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;...

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