Yamaha P-4050 [2/18] Connecting the plug and cord warning this apparatus must be earthed

Содержание

• Power amplifier amplificateur de puissance 1
• Yamaha 1
• Applies only to products distributed by yamaha corporation of america 2
• Canada 2
• Connecting the plug and cord warning this apparatus must be earthed 2
• Fcc information u s a 2
• Important notice for the united kingdom 2
• This applies only to products distributed by yamaha canada music ltd 2
• This applies only to products distributed by yamaha kemble music u k ltd 2
• Air filter maintenance 4
• Always use the correct power supply 4
• Amplifier ventilation 4
• Avoid excessive heat humidity dust and 4
• Avoid physical shocks 4
• Clean with a soft dry cloth 4
• Do not open the case or attempt repairs 4
• Handle cables carefully 4
• Make sure power is off before making or 4
• Or modifications yourself 4
• Precautions 4
• Removing connections 4
• Vibration 4
• Cooling fans 5
• Input attenuators 5
• Operation 5
• Power switch indicator 5
• Protection indicator 5
• Thermal indicator 5
• Rear panel 6
• 2сн e e 7
• Gnd terminal 7
• Input connectors trs phone type 7
• Input mode switch 7
• O input terminals screw type 7
• Output mode switch 7
• Speaker terminals 7
• 4 inputs 4 outputs 1 input 4 outputs 3 inputs 3 outputs 1 input 3 outputs 2 inputs 2 outputs 1 input 2 outputs 8
• Amplifier with 4 inputs and 4 outputs amplifier with 1 input and 4 outputs 8
• Combining the input mode and output mode switch settings the amplifier offers the following six application setups 8
• Connections 8
• D c b b a b 8
• Mixer or pre amp output 8
• To input terminals 8
• C 0 a b 9
• C 0 a d 9
• Mixer or pre amp output 9
• To input terminals 9
• Installation details 10
• Permanent rack mounting 10
• Portable rack mounting 10
• Caution for speaker connection 11
• Cleaning the filter elements 12
• Dry the filter elements thoroughly 12
• If the filter elements are exceptionally dirty deter gent washing up liquid may be used 12
• Indicator display probable cause remedy protective circuit operation 12
• Make sure the power to the amplifier is off 12
• Never replace the filter elements while they are still wet replace the elements and front filter grilles the replacement part number of the filter element is vm57950 12
• Remove the filter elements and wash in plain water 12
• Remove the power plug from the ac mains socket 12
• The following table lists the main causes of abnormal operation and the corrective measures required as well as the protective circuit operation in each case 12
• To ensure adequate cooling air intake the filter element must be cleaned when it has become clogged the following points describe the cleaning procedure 12
• Troubleshooting 12
• For european model 13
• Purchaser user information specified in en55103 1 and en55103 2 inrush current 16a conformed environment el e2 e3 and e4 13
• Specifications 13
• Channel separation 14
• Frequency response 14
• Output power vs power consumption 14
• Performance graphs 14
• Thd vs output power 14
• Block diagram 15
• Dimensions 16
• Unit mm inch 16
• Achtung 17
• Advarsel 17
• Attention 17
• Avvertenza 17
• Caution 17
• Entretien 17
• Kundendienst 17
• Observera 17
• Service 17
• Varoitus 17
• Yamaha 18
• Yamaha corporation 18

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FCC INFORMATION U S A 1 IMPORTANT NOTICE DO NOT MODIFY THIS UNITI This product when installed as indicated in the instructions contained in approved by Yamaha may void your authority granted by the FCC to use the product this manual meets FCC requirements Modifications not expressly 2 IMPORTANT When connecting this product to accessories and or another product use only high quality shielded cables Cable s supplied with t is product MUST product in the USA be used Follow all installation instructions Failure to follow instructions could void your FCC authorization to use this 3 NOTE This product has been tested and found to comply with the requirements listed in FCC Regulations Part 15 for Class B digital devices Compliance with these requirements provides a reasonable level of assurance that your use of this product in a residential environment will not result in harmful interference with other electronic devices This equipment generates uses radio frequencies and if not installed and used according to the instructions found in the users manual may cause interference harmful to the operation of other electronic devices Compli ance with FCC regulations does not guarantee that interference will not occur in all installations If this product is found to be the source of interference which can be determined by turning the unit OFF and ON please try to eliminate the problem by using one of the following measures Relocate either this product or the device that is being affected by the interference Utilize power outlets that are on different branch circuit breaker or fuse circuits or install AC line filter s In the case of radio or TV interference relocate reorient the antenna If the antenna lead in is 300 ohm ribbon lead change the lead in to co axial type cable If these corrective measures do not produce satisfactory results please contact the local retailer authorized to distribute this type of product If you can not locate the appropriate please contact Yamaha Corporation of America Electronic Service Division 6600 Orangethorpe Ave Buena Park CA 90620 applies only to products distributed by YAMAHA CORPORATION OF AMERICA CANADA THIS DIGITAL APPARATUS DOES NOT EXCEED THE CLASS B LIMITS FOR RADIO NOISE EMISSIONS FROM DIGITAL OUT IN THE RADIO INTERFERENCE REGULATION OF THE CANADIAN DEPARTMENT OF COMMUNICATIONS APPAREIL APPARATUS SET NUMERIQUE N EMET PAS DE BRUITS RADIOELECTRIQUES DEPASSANT LES LIMITES APPLICABLES AUX PAP C PAR LE MINISTERE DES COMMUNICATIONS DU CANADA DE LA CLASSE B PRESCRITES DANS LE REGLEMENT SUR LE BROUILLAGE RADIOELECTRIQUE EDICTE This applies only to products distributed by YAMAHA CANADA MUSIC LTD Dette apparat overholder det gaeldende EF direktiv vedrerende radiostoj IMPORTANT NOTICE FOR THE UNITED KINGDOM Cet appareil est conforme aux prescriptions de la directive communautaire 87 308 CEE Connecting the Plug and Cord WARNING THIS APPARATUS MUST BE EARTHED Diese Geräte entsprechen der 499 EWG und oder 87 308 EWG IMPORTANT The wires in this mains lead are coloured in accordance with the foliowine code EG Richtlinie 82 This product complies with the radio frequency interference requirements of the Council Direc tive 82 499 EEC and or 87 308 EEC Questo apparecchio è conforme al D M 13 aprile 1989 Direttiva CEE 87 308 sulla soppressione del radiodisturbi Este producto está de acuerdo con los requisitos sobre interferencias de radio frequencia fijados por el Consejo Directivo 87 308 CEE YAMAHA CORPORATION GREEN AND YELLOW BLUE BROWN EARTH NEUTRAL LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured GREEN AND YELLOW must be connected to the terminal in the plug which is marked by the letter E or by the safety earth symbol i or coloured GREEN or GREEN AND YELLOW The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED This applies only to products distributed by YAMAHA KEMBLE MUSIC U K LTD