User’s manual 2 azur 551P/651P Your music + our passion ENGLISH Phone pre-amplifier
Contents Introduction.................................................................................................... 3 Important safety instructions........................................................................ 4 Limited warranty............................................................................................. 7 Rear panel controls........................................................................................ 8 Front panel controls..........................................
Introduction Thank you for purchasing this Cambridge Audio azur series phono preamplifier. Like all Cambridge Audio products these phono pre-amplifiers adhere to three core principles – stunning performance, ease of use and incredible value. The design of a high quality but cost-effective phono pre-amplifer presents a major challenge.
Important safety instructions For your own safety please read the following important safety instructions carefully before attempting to connect this unit to the mains power supply. They will also enable you to get the best performance from and prolong the life of the unit: 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block any ventilation openings.
ENGLISH azur 551P/651P C-Tick mark This product meets the Australian Communications Authority’s Radio communications and EMC requirements. The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the 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.
Ventilation Overloading IMPORTANT – The unit will become hot when in use. Do not stack multiple units on top of each other. Do not place in an enclosed area such as a bookcase or in a cabinet without sufficient ventilation. Do not overload wall outlets or extension cords as this can result in a risk of fire or electric shock. Overloaded AC outlets, extension cords, frayed power cords, damaged or cracked wire insulation and broken plugs are dangerous. They may result in a shock or fire hazard.
Limited warranty Cambridge Audio warrants this product to be free from defects in materials and workmanship (subject to the terms set forth below). Cambridge Audio will repair or replace (at Cambridge Audio’s option) this product or any defective parts in this product. Warranty periods may vary from country to country. If in doubt consult your dealer and ensure that you retain proof of purchase.
Rear panel controls 551P 651P azur 651P MM/MC Phono Pre-Amplifier R Designed and engineered in London, England L R L R 12V MC L R L R Designed and engineered in London, England azur 551P MM Phono Pre-Amplifier www.cambridge-audio.com Turntable Ground R L R MM Phono Input 2 1 Turntable Ground L Output 3 6 0.5 A MC input sockets (651P only) MM input sockets If your turntable uses a moving magnet cartridge, connect outputs here (3-5mV, with 47k ohm, 220pF loading).
Connections ENGLISH azur 551P/651P Turntable L R Power Supply Unit (PSU) Or azur 651P MM/MC Phono Pre-Amplifier R L R L R MC Turntable Ground R L MC Amplifier R L MM MM Cartridge Type Off L Designed and engineered in London, England On Subsonic Filter R L 12V 0.
Technical specifications 551P Max power consumption 5W 651P PSU consumption in Standby <0.5W <0.5W 5W MM MC 39dB Gain @ 1kHz 39dB 55dB Nominal output 300mV 300mV 300mV Sensitivity for nominal output 3.35mV 3.35mV 0.5mV THD 20Hz-20kHz <0.009% <0.005% <0.002% RIAA curve accuracy <+/-0.65dB 25hz-20kHz <+/-0.3dB <+/-0.
Troubleshooting There is no power Ensure the power supply is connected securely to the unit. Ensure the power supply is fully inserted into the mains socket and it is switched on. ENGLISH azur 551P/651P In the event that the above solutions do not remedy your problem, please consult our frequently asked questions (FAQ) section on our website: www.cambridge-audio.com/sts/faqs For all servicing, in or out of warranty, please contact your dealer. There is no sound Make sure the unit is plugged in.
Cambridge Audio is a brand of Audio Partnership Plc Registered Office: Gallery Court, Hankey Place London SE1 4BB, United Kingdom Registered in England No. 2953313 © 2012 Cambridge Audio Ltd AP30908/1 www.cambridge-audio.