Carot One- User Manual2
Contents
1. WARNING Due to the mains switch being located on the rear panel the apparatus must be located in an open area without anything obstructing access to the mains switch Mains plug appliance coupler is used to disconnect device and it shall remain readily operable Correct disposal of this product This marking indicates that this product should not be disposed with other household waste throughout the EU To prevent possible harm to the environment or human health from uncontrolled waste disposal and to conserve material resources this product should be recycled responsibly To dispose of your product please use your local return and collection systems or contact the retailer where the product was purchased Canot One 3 Overview 2 re 2 1 Volume Controller and Pre Amp Power On Off 2 3 5mm Headphone socket 3 3 5mm AUX input socket for MP3 etc over ride rear input 4 Power Indicator WARNING When plug in your headphone or MP3 into the mini jack 2 and 3 always plug in a vertical way NEVER shake the mini jack as this will permanently damage the internal structure of the socket causing bad contact of signal 5 Audio signal line output 6 Audio input The audio signal input LEFT RIGHT connects from audio source e g CD player to the amplifier by the RCA audio cable 7 Power ON OFF switches pull up to power off the amplifier and pull down to power on 8 Power2. 11 will slowly turn on and you will see blue light from the top window Wait for around 15 seconds to let the vacuum tube warm up to its operation temperature Turn on the power amplifier using the Power switch 7 at the back of the unit Now you can see the Power Indicator 4 turns to blue color Play your source equipment and you can hear music from your speakers Now you can control the volume level by turning the Volume controller 1 There is a 3 5mm Headphone socket 2 in the front panel You can connect your headphone to the unit Once your headphone is connected the speaker output will be disconnected automatically To turn off the amplifier turn the Volume controller 1 to minimum level Then switch off the Power switch 7 of the power amplifier When the Power Indicator 4 turn off turn the Volume controller 1 to fully turn off the pre amplifier Canot One 4 Specifications 4 1 Specification of the Power Amplifier Unit T Amp IC Tripath TA2024 Output Power 2x15W 4ohm 2x6W 8o0hm RMS Signal to Noise Ratio SNR 98dB Dynamic Range 98dB IHF IM Distortion 0 10 1W 4ohm THD Noise Audiophile Quality 0 03 9W 4ohm 0 1 11W 4ohm 0 1 6W 80hm High Power 10 15W 4ohm 10 10W 4ohm Power Efficiency 81 15W 4ohm 90 10W 80hm Input Audio IN RCA Left Right x 1 Power Socket 5 5mm 2 1mm x 1 Speaker OUT RJ45 x1 Other Volume amp Knob Powe
3. Carnot One ERNESTOLO Class T stereo Headamp Preamp and power amplifier www carotone it USER MANUAL Canoct One Table of Contents 1 INTRODUCTION 2 FEATURES 3 OVERVIEW 3 1 Connection 3 2 Operation 4 SPECIFICATIONS 4 1 Specification of the Amplifier Unit 4 2 Specification of the Headphone Amplifier Unit 4 3 Specification of the Pre Amplifier Unit 4 4 Specification of the AC Adaptor 5 TECHNICAL NOTES for professional user only 5 1 DC Bias Voltage Tuning 6 TROUBLESHOOTING 7 ACCESSORIES 12 14 15 Canot One 1 Introduction Thank you for your purchase of Carot One ERNESTOLO Class T stereo Headamp Preamp and power amplifier Carot One introduces the mini size Class T stereo amplifier ERNESTOLO providing up to 2x15W output with the bundled AC power supply unit Thanks to the Tripath s proprietary Class T Digital Power Processing TM technology and our special techniques in circuit design and component selection ERNESTOLO achieves the sound quality of high end Hi Fi but in a very affordable price 2 Features Applied the proprietary T amp technology for audiophile quality sound high power efficiency 90 and less heat generation Compact design mini size amp light weight easy portable and setup Provide up to 2x15W output AnAC adaptor is bundled for continuous power supply Separated amplifier amp AC adaptor design to minimize mutual interference and flexible to apply other p
4. Supply Socket Plug the bundled AC Adaptor to this socket to supply power to this amplifier 9 Speaker Output Binding Post 10 Audio signal line in 11 Vacuum Tube 6922 WARNING When plug in the supplied mini jack cable between 5 and 10 always plug in a vertical way NEVER shake the mini jack as this will permanently damage the internal structure of the socket causing bad contact of signal Canot One 3 1 Connection The mini series is easy to use product Simply connect your source CD player MP3 player etc and speakers following below steps you can enjoy the high quality music in a second Connect Line Out mini socket 5 to the Line In mini socket 10 using the supplied mini jack to mini jack audio cable Connect your CD player to the Line In RCA socket 6 using normal RCA audio cable not included You can also connect your MP3 player to the 3 5mm AUX input socket 3 using a mini jack cable not included Once this input is used it will over ride the rear RCA input 6 Connect your speakers to the binding post 9 Connect the power adaptor to the Power In connector 8 of both units It s now all set and you are ready to enjoy your music 3 2 Operation Please follow the below steps such that you can enjoy the product without any difficulty Turn the Volume controller 1 clockwise to turn on the pre amplifier and keep the level at minimum Now the vacuum tube
5. e two upper level screws in the front panel amp another two screws in the back panel Then open the upper case 2 Power ON the machine with no audio signal input 3 Wait at least 5 minutes for the machine to run in 4 Use the multi meter to detect the DC voltage between the test point A L red in the PCB amp the GND black e g the ring of the power switch or the outer ring of those RCA sockets of the LEFT channel 5 Turn the screw on the top of the P1 potentiometer by a small screwdriver clockwise or anticlockwise until the voltage as close as to 6 8V 6 Then repeat step 4 and 5 for the RIGHT channel by changing the test point to A R red and turning the screw on the top of the P2 potentiometer 7 Power OFF the amplifier 8 Cover back the upper case and tighten the screws 13 Canot One 6 Troubleshooting If your machine is out of order it may not be very serious Before you call your local distributor or us to repair you are suggested to check the following SYMPTOM POSSIBLE CAUSE REMEDY cannot power ON indicator not bright power cords not properly connected properly connect the power cords power switch is OFF switch ON the power no sound at all the volume level is too low turn volume level higher The audio cable not properly connected properly connect the audio cable the audio source e g CD player not started playing start playing the audio so
6. equipment Only use a rack or shelf that is stable and strong enough to support the weight of this equipment 5 Ventilation Do not place the equipment on a bed sofa rug or similar soft surface or in an enclosed bookcase or cabinet since ventilation may be impeded We recommend a minimum distance of 50mm around the sides and top of the equipment to provide adequate ventilation 6 Heat Locate the equipment away from naked flames or heat producing appliances such as radiators stoves or other appliances that produce heat Canoct One 7 Climate The equipment has been designed for use in moderate climates and in domestic situations 8 Cleaning Unplug the unit from the mains supply before cleaning The case should normally only require a wipe with a soft lint free cloth Do not use chemical solvents for cleaning We do not advise the use of furniture cleaning sprays or polishes as they can cause indelible white marks 9 Power sources Only connect the equipment to a power supply of the type described in the operating instructions or as marked on the equipment The primary method of isolating Solo Mini from the mains supply is to use the switch on the rear of the unit Solo Mini must be installed in a manner that makes disconnection possible 10 Power cord protection 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 Pay particular attention to the p
7. here are some important notes should be aware before changing tubes ERNESTOLO supports two major tube series 1 6DJ8 6922 6N11 6H23n ECC88 E88CC etc and 2 12AU7 5963 5814 ECC82 etc If you change the tube within the same series it needs to re tune the DC bias voltages ONLY If you change the tube from another series it needs both to re tune the DC bias voltages and re setthe jumpers Otherwise the tube may be burnt out The power amplifier jumper setting for Different Tube Series You can simply configure the amplifier to support the two different tube series by resetting the jumpers in J3 J4 and J5 in the PCB as shown in section 5 1 Remember to power OFF the machine before setting 12 Canot One 5 1 DC Bias Voltage Tuning Since each tube might derivate a bit in parameters especially from different series it needs to re tune the DC bias voltages to guarantee the machine is working in the best point and performing the best sound quality There are two blue precise adjustable potentiometers P1 P2 for tuning the DC bias voltage of each channel The DC bias has been tuned in factory But after run in for a period or changed another tube it would be deviated that the fine tuning is needed Before you tune these you need a screwdriver take off the case a small screwdriver Turn the screw of the potentiometer and a digital multi meter to detect the DC bias voltage 1 Use screwdriver to take out th
8. oint where they exit from the equipment 11 Power lines Locate any outdoor antenna aerial away from power lines 12 Non use periods If the equipment is not being used for an extended period we recommend that you unplug the power cord of the equipment from the outlet to save power 13 Abnormal smell If an abnormal smell or smoke is detected from the equipment turn the power off immediately and unplug the equipment from the wall outlet Contact your dealer and do not reconnect the equipment 14 Servicing You should not attempt to service the equipment Contact your dealer to arrange servicing Canot One 15 Damage requiring service The equipment should be serviced by qualified service personnel when A the power supply cord or the plug has been damaged or B objects have fallen or liquid has spilled into the equipment or C the equipment has been exposed to rain or D the equipment does not appear to operate normally or exhibits a marked change in performance or the equipment has been dropped or the enclosure damaged m Safety compliance This equipment has been designed to meet the EOCENE 60065 international electrical safety standards This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation
9. ower sources e g lead acid battery Standard audio and speaker sockets compatible with most audiophile quality cables It suppresses the pop sound when power on off and also increase the sound purity Built in over current protection Built in over temperature protection Audiophile graded parts and components Air core inductor used instead of magnetic core for better sound The stylish amp specially plated aluminum case provides not only good looking and also provides outstanding shielding capability Canot One Safety Guidelines Important safety instructions This product is designed and manufactured to meet strict quality and safety standards However you should be aware of the following installation and operation precautions 1 Take heed of warnings and instructions You should read all the safety and operating instructions before operating this equipment Retain this handbook for future reference and adhere to all warnings in the handbook or on the equipment 2 Water and moisture The presence of electricity near water can be dangerous Do not uses the equipment near water for example next to a bathtub washbowl kitchen sink in a wet basement or near a swimming pool etc 3 Object or liquid entry Take care that objects do not fall and liquids are not spilled into the enclosure through any openings Liquid filled objects such as vases should not be placed on the equipment 4 Placing the
10. r ON OFF switch x Power Indicator Blue LED x1 Power Supply DC 12V 13 2V max 4 2 Specification of the Headphone Amplifier Unit Signal to Noise Ratio SNR 92dB Power Output 3 0 Watts per channel on 33 Ohm Headphone Frequency response 15 Hz 100 kHz 1db Input Impedance 10k Ohms Input Audio CD IN RCA Left Right x 1 3Vpp max 10 Canot One 4 3 Specification of the Pre Amplifier Unit Vacuum Tube 6DJ8 6922 series or 12AU7 series exchangeable Signal to Noise Ratio SNR 92dB THD Noise 0 05 10kohm 0 15 33 ohm Input Audio CD IN RCA Left Right x 1 3Vpp max Power Socket 5 5mm 2 1mm x 1 Output Audio OUT 3 5mm x 1 Headphone OUT 3 5mm x 1 Knob Audio and power switch x 1 Power Indicator Blue LED under Tube Socket x1 Volume Knob x 1 Power Supply DC 12V 13V max Dimensions W 76mm x H 60mm x D 100mm 4 4 Specification of the AC Adaptor AC Input Universal AC 100V 240V 50 60Hz DC Output DC 12V 4A 48W DC Plug DC 2 1mm Ripple amp Noise lt 25mV Over load Protection 105 150 Over voltage Protection 115 150 Dimensions L 78mm x W 50mm x H 33mm 11 Canot One 5 Technical Notes for professional user onl Carot One has already pre set the jumpers and fine tuned the DC bias voltage of each ERNESTOLO with the packaged vacuum tube before shipping However changing different tubes to taste for different sound is the great fun for many audiophiles and also a great feature of ERNESTOLO T
11. urce wrong input is selected check input selection the speaker cables not properly connected properly connect the speaker cables Hum tube not fully pushed in Insert Tube securely audio connector plug not fully pushed in Insert plug securely incorrect input switch position check the corresponding input switch sound out s loose connection check input and output connections When all has been double checked reduce volume and switch unit back on 14 Canot One 7 Accessories 3 5MM jumper cable x 1 2 1MM Power bifurcation line x 1 Tube x1 12V power supply x 1 User Guide x 1 OPENITEM ITALIA is WORLDWIDE DISTRIBUTOR of Carot One Website www carotone it Email info carotone it END 15
Download Pdf Manuals
Related Search