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CAD 120S MKII
Stereo Power Amplifier
NOTE: Before installing y
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TABLE OF CONTENTS Important Safety Instructions .............................................. 2 Welcome Thank You ............................................................................... 4 Unpacking and Installation ...................................................... 5 Specifications Specifications ........................................................................... 6 Controls & Displays Front Panel ....................................................
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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 cond
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WELCOME THANK YOU Thank you for purchasing the CAD 120S MKII Stereo Vacuum Tube Amplifier The stereo vacuum tube power amplifier has a great history at Cary Audio Design. The previous generation CAD 120S, Rocket 88R, and V 12R power amplifiers garnered fantastic reviews for stable power output, incredible value for the money and sound quality along with ‘Best Buy’ and ‘Class A’ ratings from magazines and reviewers worldwide. Building on this storied legacy, we are releasing the nex
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WELCOME UNPACKING AND INSTALLATION Unpacking Your Cary Audio Design product was shipped in a carton particularly designed to protect its contents, and special care has been taken to prevent damage during shipping. Carefully remove your new component from its packing carton and examine it closely for signs of shipping damage. If shipping damage is discovered, document the damage with photographs, contact the transport carrier immediately, and retain the packing as evidence. We stro
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SPECIFICATIONS Operating the CAD 120S MKII is a simple procedure since each unit is designed for long-term stability in virtually any home operating situation. However, if the unit is operated outside the parameters outlined in this owner’s manual, damage may occur. Please read this manual carefully before operating your new CAD 120S MKII. .......................................................................................................................................................
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CONTROLS AND DISPLAYS FRONT PANEL 1. POWER • Press once to turn the power ON. • Press again to turn the power OFF. 2. LEFT CHANNEL BIAS • Indicates a proper DC current of between 130 to 150 ma. 3. RIGHT CHANNEL BIAS • Indicates a proper DC current of between 130 to 150 ma. 4. MODE • Press this button to change between Triode and Ultralinear modes. TOP PANEL The following illustration shows the tube placements on the CAD 120S MKII. 7
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CONTROLS AND DISPLAYS REAR PANEL 1. RIGHT CHANNEL OUTPUT – NEGATIVE LEAD 2. RIGHT CHANNEL OUTPUT – POSITIVE LEAD 3. RIGHT CHANNEL INPUT – XLR INPUT 4. RIGHT CHANNEL INPUT – RCA INPUT 5. TUBE FUSE ½ AMP FAST BLOW RIGHT CHANNEL 6. BIAS ADJUST POTENTIOMETER RIGHT CHANNEL 130 – 150 ma. 7. AC POWER MAIN FUSE 4 AMP SLOW BLOW 8. TUBE FUSE ½ AMP FAST BLOW LEFT CHANNEL 9. BIAS ADJUSTMENT POTENTIOMETER LEFT CHANNEL 130 – 150 ma. 10. LEFT CHANNEL INPUT – RCA INPUT
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OPERATION Your new CAD 120S MKII power amplifier is ready for operation after the speaker, interconnect cables and the vacuum tubes have been installed into their proper sockets. Refer to the labeling on the chassis for placement and proper tube installation. SPEAKER BINDING POSTS The CAD 120S MKII will drive loudspeaker loads from as low as 2 ohms to a high of 16 ohms without any adjustment. Please remember to keep the proper phase on each channel when connecting the loudspeaker
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OPERATION On the rear panel of the CAD 120S MKII is a bias adjustment potentiometer for each channel. This is a screwdriver slotted shaft control. After the amplifier has been powered up for a few minutes observe the meter readings. The proper reading should be 140 ma. plus or minus 10 ma. To make the bias adjustment insert a flat bladed screwdriver into the rear mounted bias adjustment potentiometer and turn clockwise to raise the bias or counter clockwise to lower the bias reading.
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SERVICE AND CARE CARE AND CLEANING Unplug the unit from the wall outlet. Clean the cabinet housing and front panel of the CAD 120S MKII with a soft cloth and a glass cleaner. The frequency of cleaning will vary based on the cleanliness of the environment and the number of hours the CAD 120S MKII is operated. FACTORY SERVICE Careful consideration has been given to the design of the CAD 120S MKII to minimize maintenance issues. Any problems or requests for service should be refer
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UNITED STATES LIMITED WARRANTY Cary Audio Design warrants to the original United States purchaser for use in the United States that Cary Audio Design vacuum tube or solid-state power amplifiers surround sound processors, preamplifiers, or music servers shall be free from defects in parts or workmanship for three years from the date of the original purchase. Vacuum tubes, if any are used in the component, are offered a 90-day (from purchase date) exchange policy against defects with the e
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UNITED STATES LIMITED WARRANTY INTERNATIONAL PURCHASERS (EXPORT MARKETS)\ Cary Audio Design warrants its merchandise to purchasers within the United States exclusively for use within the United States of America. It provides no other warranties, expressed or implied. If you are living outside the USA, please consult your local dealer or distributor to determine the details of your local warranty. SHIPPING INSTRUCTIONS In the event that the owner needs to return the unit to Cary Au
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o o o o o o o o o o o o o o o o o o o o o o CARY AUDIO DESIGN 1020 Goodworth Drive, Apex, NC 27539 phone 919-355-0010 fax 919-355-0013 www.caryaudio.com o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o
