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Summary of Contents for B&K Reference 3220
- Page 1 Reference 3220 Three Channel Amplifier OWNER’S MANUAL B & K Components Ltd. 13006 rev 0005...
- Page 2 B&K Components, Ltd., 2100 Old Union Road, Buffalo, New York 14227 13006 rev 0005...
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Page 3: Table Of Contents
Table of contents Safety Precautions Purpose and function Design and construction Features Rear panel view Rear panel description Control muting Level controls Outputs Inputs System installation Making the connection Troubleshooting Care and cleaning Specifications Warranty Accessories included: Manual and Power cord Page 1 Page 2 Page 3... -
Page 4: Safety Precautions
Turn amplifier ‘off’ when plugging in or unplugging input and speaker cables!!! The Reference 3220 is equipped with raised feet so that continuous ventilation can be maintained. They help to maintain acoustic feedback into the amplifier at a minimum. -
Page 5: Purpose And Function
The Reference 3220's purpose and function The Reference 3220 is a compact, very efficient, three channel power amplifier. It is designed to be used in all types of audio or audio/video systems. The Reference 3220 utilizes high quality electronic circuitry to achieve an environment wherein a detailed, transparent, and highly musical sound can be realized. -
Page 6: Rear Panel View
1. AC fuse holder 2. AC Input receptacle 3. Speaker outputs NOTE: THE BALANCED INPUTS ARE NOT AVAILABLE ON THE Reference 3220 AMPLIFIER 1. AC fuse holder - 2. AC Input receptacle - For attaching the supplied AC power cord to the 3. -
Page 7: Control Muting
The preamplifier’s control output, such as is provided with B&K series preamplifiers, can be utilized to provide a control signal to the Reference 3220. If more than one amplifier is being controlled, the control signal can be extended to include each successive unit by simply running a 3.5mm mini-jack cable from the CTRL OUT... -
Page 8: Level Controls
If the control function is desired, each unit in the system must remain connected at all times and the control must be enabled. To enable the control function, the CTRL ENABLE button must be out for each controllable amplifier in the system. For more information on the amplifiers output status under various control conditions, refer to the table below. -
Page 9: Outputs
Five way binding posts are provided. One pair for each channel. They are designed to accept a banana-type plug or spade lug connector (shown below) and are color coded for easy identification. The red (+) post should always be connected to the speakers (+) jack. -
Page 10: Inputs
Here is a typical input setup There will most likely be a number of cables involved in the installation of your home entertainment system. Pre-planning is essential in order to maximize system efficiency. We recommend the following as a means of helping you reach that goal: Make a diagram of your proposed system by laying out the relative location of each component in the system. -
Page 11: Making The Connection
Before doing anything, ensure that the power switch on the amplifier’s front panel is in the ‘off’ position. Again, it is recommended that you locate a separate AC power outlet for the amplifier, one that is component in the system or any other house hold component. This will eliminate the possibility of the amplifier ‘modulating’... -
Page 12: Troubleshooting
Note: When turning equipment ‘off’, the amplifier should always be turned off the preamplifier. When turning equipment ‘on’, the preamplifier should always be turned first, then the amplifier. low volume level. PROBLEM No sound (‘on’ LED not illuminated) No sound on some or all selected channels (‘on’... -
Page 13: Specifications
Reference 3220 SPECIFICATIONS Power rating: 8 ohms 4 ohms Frequency response Input sensitivity THD (S+N) Input impedance Damping factor Current (peak to peak) Slew rate Dynamic headroom S/N (A-weighted) Voltage gain Line voltage Dimensions (O.A.) Weight Power consumption Replacement fuses... -
Page 14: Warranty
B&K Components Ltd., referred to herein as B&K, warrants your B&K equipment against all defects in material and workmanship for a period of five years from the date of purchase. This warranty applies only to the original purchaser and only to equipment in normal residential use and service. Defective equipment must be returned to B&K, prepaid, accompanied by sufficient payment to cover the cost of return shipping and handling, and will be repaired or replaced at the discretion of B&K whose decision as to the method of reparation will be final. - Page 15 B&K Components, Ltd., 2100 Old Union Road, Buffalo, New York 14227 13006 rev 0005...
- Page 16 B&K Components, Ltd. 2100 Old Union Road Buffalo, New York 14227 716-656-0023 www.bkcomp.com 13006 rev 0005...
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