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CAD 300 SEI
Single-ended Integrated Stereo Amplifier
OWNER’S MANUAL
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TABLE OF CONTENTS Important Safety Instructions ............................................................................................................. 2 Introduction .......................................................................................................................................... 4 Specifications ........................................................................................................................................ 6 Features ...
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IMPORTANT SAFETY INSTRUCTIONS WARNING: The triangle with the lightning flash symbol displayed on the unit advises the user of dangerous uninsulated voltage inside the product’s enclosure. CAUTION: To reduce the risk of electric shock, do not remove the cover. There are no user-serviceable parts inside; it is recommended that only qualified personnel service this component. ALERT: The triangle with the exclamation point symbol on the component suggests that the owner refe
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IMPORTANT SAFETY INSTRUCTIONS 15. REPLACEMENT PARTS: When replacement parts are required, be sure the service technician has used replacement parts specified by the manufacturer or those having the same characteristics as the original parts. Unauthorized substitutions may result in fire, electric shock or other hazards. 16. SAFETY CHECK: Upon completion of any service or repairs to the unit, ask the service technician to perform safety checks to ensure the unit is in proper operating
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INTRODUCTION Congratulations! You have purchased one of the most exotic vacuum tube audio integrated amplifiers available. Within its power range, the CAD 300 SEI integrated amplifier offers the most realistic sound reproduction one could desire for a “high-end” home audio system. Careful design, parts selection and proper circuit topologies contribute to the incredible reliability and enjoyment. For the technically minded, a review of the circuit is in order. Your new CAD 300
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INTRODUCTION The most exciting feature of the CAD 300 SEI, aside from how compact and gorgeous it looks, is the delightful, sensual beauty of the music it recreates. The first thing that will strike you about your CAD 300 SEI integrated amplifier is the incredible transparency and resolution of detail of the music. The CAD 300 SEI sensual nature is best revealed in the sense of life it displays in female vocalists. Your new CAD 300 SEI presents music with such presence and directnes
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SPECIFICATIONS This section describes the basic specifications of the CAD 300 SEI at the time of printing. Specifications are subject to change without notice or obligation. When the following cautionary terms are used in this manual, these definitions apply: WARNING Electrical hazard! Misuse or failure to follow instructions properly may result in personal injury or death! CAUTION No risk or personal injury; however, misuse or failure to follow instructions may result in
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SPECIFICATIONS ............................................................................................................................................................ TUBE COMPLIMENT 2 – 300B triode output tubes in Class A single-ended (CAVT 300B tubes) 1 – 6SN7 input tube 2 – 6SN7 driver tubes ............................................................................................................................................................ WARM-UP TIME 3 minutes
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FEATURES Front Panel ............................................................................................................................................................ AC - ON SWITCH Turns AC power on in the “UP” position ............................................................................................................................................................ INPUT SELECTOR Selection of line inputs for listening (CD, AUX1, AUX2) ..........................
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INSTALLATION This section describes the unpacking and installation procedures for your new component. Unpacking All Cary Audio Design shipping containers have been specially designed to protect their contents and special care has been taken to prevent damage under normal shipping conditions. Mishandling should be evident upon inspection of the shipping container. If shipping damage is found after visual inspection, take care not to destroy the evidence. If necessary, document the
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OPERATION Signal input connection is made via the input jacks on the rear of the CAD 300 SEI located next to the output binding posts. The interconnect cables from the output of the preamplifier can be any convenient length your set-up requires. The choice of a high quality interconnect cable is important. Once again, your audio dealer will have the proper cables in stock for this purpose. Your new CAD 300 SEI is ready for operation after the speaker, interconnect cables, and the t
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DIAGRAMS Bias Adjustment Insert the meter plug into the bias jack. Adjust for 150 mA to 160 mA reading on volt ohm meter or DC current meter. Re-adjust the setting after the amp has warmed up for 10 minutes. Remove the bias adjustment plug and enjoy the music! Adjust bias pot until meter reads 160mA 11
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DIAGRAMS 300B Tube 12
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DIAGRAMS Tube Placement Chart CAUTION Large pins on the 300B output tubes must be inserted into the large holes in the tube socket. Failure to follow these instructions will result in serious damage to the tubes and amplifier and is not covered by the manufacturer’s warranty. 13
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SERVICE AND CARE The chassis may be cleaned with a soft towel and Windex® or a similar window cleaner. Spray it on the cleaning cloth to moisten it, not on the component. Do not use solvents or harsh chemicals to clean the preamplifier. They may remove the labels from the chassis. The frequency and need of cleaning will be governed by operating environmental conditions. Avoid letting the component become dusty or wet. A ‘feather duster’ type cleaner will also work well for cleaning
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LIMITED WARRANTY Cary Audio Warrants to the original United States purchaser for use in the United States the Following Cary Audio Products for the Periods Indicated: 1. Power Amplifiers, Integrated Amplifiers, Surround Sound Processors, and Preamplifiers have a three (3) year parts and labor warranty from the date of the original purchase from Cary Audio. 2. CD or SACD players, DVD players, or Music Servers have an eighteen (18) month parts and labor warranty from the date of t
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LIMITED WARRANTY What Will We Pay For? We will pay for all labor and material expenses for items covered by the warranty. Payment of shipping charges is discussed in the next section of this warranty. How You Can Get Service? In the event that the owner needs to return the unit to Cary Audio for service or repair of a possible defect, he must follow the following steps: 1. Contact Cary Audio at 919-355-0010 to obtain a Return Merchandise Authorization (RMA) number prior to
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LIMITED WARRANTY How State Law Relates to the Warranty Some states do not allow limitations on how long an implied warranty lasts and/or do not allow the exclusion or limitation of incidental or consequential damages, so the above limitations or exclusions may not apply to you. This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. International Purchasers (Export Markets) Cary Audio warrants its merchandise to pu
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