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MPS14
Rack Mount Power Supply
USER GUIDE
Publication AP3898
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Limited One Year Warranty This product has been manufactured in the UK by ALLEN & HEATH and is warranted to be free from defects in materials or workmanship for period of one year from the date of purchase by the original owner. To ensure a high level of performance and reliability for which this equipment has been designed and manufactured, read this User Guide before operating. In the event of a failure, notify and return the defective unit to ALLEN & HEATH or its authorised agent as
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Important Safety Instructions WARNINGS - Read the following before proceeding : CAUTION ATTENTION: RISQUE DE CHOC ELECTRIQUE – NE PAS OUVRIR Read instructions: Retain these safety and operating instructions for future reference. Adhere to all warnings printed here and on the power unit. Follow the operating instructions printed in this User Guide. Do not remove covers: Operate the power unit with its covers correctly fitted. Refer any service work on the power unit to competent techni
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Important Mains plug wiring instructions. The power unit is supplied with a moulded mains plug fitted to the AC mains power lead. Follow the instructions below if the mains plug has to be replaced. The wires in the mains lead are coloured in accordance with the following code: TERMINAL WIRE COLOUR European USA/Canada L LIVE BROWN BLACK N NEUTRAL BLUE WHITE E EARTH GND GREEN & YELLOW GREEN The wire which is coloured Green and Yellow must be connected to the terminal in the plug w
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Introduction This user guide presents a quick reference to the MPS14. We recommend that you read this fully before starting. Included is information on installing, connecting and operating the power unit along with panel drawings and technical specification. For further information on the basic principles of audio system engineering, please refer to one of the specialist publications available from bookshops and audio equipment dealers. Whilst we believe the information in this guide to
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The MPS14 The slimline MPS14 power supply uses switch mode technology to generate the DC voltages required by the console. It will operate from a wide range of ac mains input voltages. Full protection and thermally controlled fan cooling ensures the power unit will operate consistently. The MPS14 also has a built in combiner for connection to a second supply for backup. ON P R OT E C T + 17V -17V + 12V + 48V ADVANCED TECHNOLOG Y / HIG H POWER DELIVERY / AUTO COMBINING DO NOT OBSTRUCT VENT
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Earthing Finally, some consideration should be given to the earthing arrangement of the system, at the centre of which is the console and the MPS14. The console chassis is earthed, to the mains earth, via the power supply. When rack-mounting the MPS14 care should be taken to avoid any possible “ground loops” in the system which may introduce audible hum or buzz to otherwise clean audio signals. Ground loops occur where signal processing equipment patched to the console, has its signal
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Cleaning and Replacing the fan filters. At regular intervals, it is recommended that the two foam fan filters are cleaned or replaced to ensure efficient operation of the power unit. Failure to do so may reduce the efficiency or even damage the power unit. Use a vacuum cleaner to remove dust from the air intakes on the rear of the power unit If the filters need replacing contact your nearest service agent or Allen & Heath dealer. Fan filter part No: AK4070 Replacing the mains
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Technical specification Mains Input Voltage Range 100 - 240 ± 10% VAC @ 47-63 Hz Power consumption (max.) 435W Mains Fuse: 100 - 240 V~ T 5.0A/250V Internal Fuses: PCB Ident Fuse type F1 (+12V) T 6.3A 250V 20mm F2 (+48V) T 1.6A 250V 20mm F18 (aux psu) T 500mA 250V 20mm DC Outputs DC Voltage Rail Output Current +17 VOLTS 6.5A Max. -17 VOLTS 6.5A Max. +12 VOLTS 4A Max. +48 VOLTS 500mA Max. DC Output Socket Pin Connections Pin No: Connection 1 +12 Volts 2 +17
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www.allen-heath.com 10 MPS14 User Guide
