Onkyo SKF-4800 Owner's Manual
Contents
1. The sound quality a speaker system reproduces varies greatly depending on the construction and area of the room where it is installed as well as the location and size of the furniture For better quality sound observe the following precautions e Avoid placing the speaker system on an elevated object such as on concrete blocks Instead place it on a rigid floor surface with minimal vibration Also note that high quality bass cannot be obtained if the speaker system is unstably positioned Generally speaking placing the speaker system on several small diameter supports results in better bass than placing it directly on the installation surface Moreover if you feel the bass reproduced by the system is too weak move the speaker system closer to the wall behind it You can thus control the strength of the reproduced bass by the position of the speakers In many rooms the furniture and wall affect the reproduced sound quality For stereo sound reproduction placing the Right and Left speakers in the same condition produces the best results If they are placed in extremely different conditions the Right and Left channel balance will be adversely affected The ideal placement of the speaker system is as follows Imagine an equilateral triangle and position the Right and Left speakers on both ends of the base The ideal listening position is at or slightly to the rear of the triangle apex Glazed doors or surrounding walls in front o2. ONKYO Speaker System SKF 4800 Instruction Manual Thank you for your purchase of the Onkyo speaker system Please read this manual thoroughly before using it Following the instructions in this manual will enable you to obtain optimum performance and listening enjoyment from your new speaker system Please retain this manual for future reference S Before using this unit e The speaker cabinet is made of wood and is therefore sensitive to extreme temperatures and humidity Avoid placing the speaker systems in locations subjected to direct sunlight or in smoky or in humid places such as near an air conditioner humidifier bathroom or kitchen Doing so may result in damage to the speaker e Place the unit on a rigid level surface Placing it on a slanted surface or weak base not only may cause the unit to fall but also results in decreased sound quality e Be sure to turn off your amplifier before connecting the speaker system Connecting them with the amplifier s power on may result in damage to the amplifier or the speaker system Keep water or other liquids away from the unit If water is spilled into the unit not only the unit but also the speakers themselves may be damaged C Precaution on use e This speaker system can handle the specified input power when it is used for ordinary music reproduction If the following abnormal signals are fed to the speaker however an overcurre
3. f the speaker system may cause the resonance of specific frequency ranges due to reflected sound To eliminate this resonance place some sound absorbing material such as a thick curtain in front of the doors or walls Using spacers Affix four of the supplied spacers to the speaker Bottom of the SKF 4800 Spacer Note e When you lay the speaker on the floor be sure to have another person support it Use a blanket or cushion to avoid scratches Attaching and detaching the speaker grilles 3 This speaker system uses detachable grilles Use the following method to attach or detach the grilles 1 While holding the bottom edge of the speaker grille with your both hands pull it gently toward you to remove the bottom of the grille 2 In the same way gently pull the upper edge of the speaker grille toward you with your both hands to remove it from the main unit 3 To replace the grille push the projections at the comers into the grille plug holes on the speaker cabinet Removal Replacement gt Note Be careful to not to break the grille Use with a TV set J In general Braun tubes used for color TV sets etc are extremely sensitive and can be affected even by the magnetism of the earth If a speaker system is used near them therefore discoloration or distortion of pictures will occur Try moving the speakers away from your TV sets If di
4. ly to the terminals with the core wires twisted properly In this case make sure that the core wires do not touch each other Note that a short circuit in core wires may result in damage to the amplifier Ve WN Connecting to AV amplifier 1 Strip the insulation of speaker cables Si and twist the core wires tightly 15 mm 2 Loosen the terminal screw and insert CoD the wire into the hole until the core p wires are inserted fully CO 3 Fasten the terminal screw SKF 4800 Front left speaker SKF 4800 Front right speaker SKC 4800 Center speaker CENTER SPEAKER a SKR 4800 Surround right speaker SKR 4800 Surround left speaker Before turning on the amplifiers power switch i Make sure that the positive and negative speaker cables do not contact each other Otherwise a short circuit may occur causing damage to the amplifier Be sure to connect the speaker cables with correct polarity connect the speaker s positive and negative binding posts with the amplifier s corresponding speaker terminals Reversed polarity results in impaired bass range reproduction causing mislocalization of the sound image Also be sure to connect the Right and Left speakers with the amplifier s corresponding speaker terminals Pull lightly on the speaker cables to ensure that they are connected firmly Placement D
5. nt may flow in the internal circuits causing burning or breakage of the wires even if the input power is below the specified rating 1 Noise produced when FM station is not tuned in 2 Sound produced when fast forwarding cassette tape deck 3 High frequency sound generated by an oscillator an electronic musical instrument etc 4 Oscillating amplifier signals 5 Special test signals produced by audio checking CD etc 6 Sound produced when connecting or disconnecting audio connection cables Always turn off the amplifier s power before connecting or disconnecting cables 7 Howling when a microphone is used Do not place magnetic objects such as screwdrivers and iron parts near the tweeter since they use speakers with strong magnets Otherwise the objects may be attracted causing injury or damaging the diaphragm Enl Connections The two speakers are identical so it doesn t matter which one you use on the left or right Turn the sound volume to the minimum and disconnect the power cord from the amplifier before connecting the speaker cables The nominal impedance of this speaker system is 6 Q Use only amplifiers capable of handling this impedance Use the supplied speaker cables to connect between speaker s input terminals and the amplifier s speaker terminals as illustrated on the below Use the red line wires to connect the positive terminals Connect the speaker cables secure
6. scoloration should occur turn off your TV sets wait 15 to 30 minutes and then turn it back on again This normally activates the degaussing function which neutralizes the magnetic field thereby removing any discoloration effects C Speaker care Your Onkyo speakers are finished with a very high quality polymer laminate covering that serves to protect the wood speaker cabinet Wipe the cabinet periodically with a dry silicon embedded or plain soft cloth The covering may be cleaned with a soft cloth moistened with water and a mild soap Avoid the use of furniture polishes or harsh cleansers Use a soft brush or hand vacuum cleaner to remove dust and lint from the grille material Specifications gt Type 2 way Bass Reflex Impedance 62 Maximum input power 130 W Output sound pressure level 86 dB W m Frequency response 55 Hz 35 kHz Crossover frequency 3 kHz Cabinet capacity 40 L Speaker 16 cm Cone Woofer x 2 2 5 cm Soft dome Tweeter Dimensions 295 W x 1024 H x 305 D mm Overall dimensions Weight 13 0 kg speaker Accessory 3 5 m speaker cable x 2 Instruction manual Cork spacer x 8 Specifications and appearance are subject to change for improvement without prior notice ONKYO ONKYO SOUND amp VISION CORPORATION 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN Tel 072 831 8023 Fax 072 831 8163 http www onkyo com ONKYO U S A CORPORATION 18 Park Way Upper Saddle Ri
7. ver N J 07458 U S A Tel 800 229 1687 201 785 2600 Fax 201 785 2650 http Awww us onkyo com ONKYO EUROPE ELECTRONICS GmbH Liegnitzerstrasse 6 82194 Groebenzell GERMANY Tel 49 8142 4401 0 Fax 49 8142 4401 555 http Awww eu onkyo com ONKYO EUROPE ELECTRONICS GmbH UK BRANCH The Coach House 81A High Street Marlow Buckinghamshire SL7 1AB UK Tel 44 0 1628 473 350 Fax 44 0 1628 401 700 ONKYO CHINA LIMITED Unit 1033 10 F Star House No 3 Salisbury Road Tsim Sha Tsui Kowloon Hong Kong Tel 852 2429 3118 Fax 852 2428 9039 http www ch onkyo com ONKYO CHINA PRC 1301 555 Tower No 555 West NanJin Road Jin an Shanghai China 200041 Tel 86 21 52131366 Fax 86 21 52130396 SN 29400905 C Copyright 2011 ONKYO SOUND amp VISION CORPORATION Japan All rights reserved 11108 1 2940090 5
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