Infinity PS28 User's Manual
Contents
1. 31 7 Ib 14 4kg Infinity continually strives to update and improve existing products as well as create new ones The specifications and construction details in this and related Infinity publications are therefore subject to change without notice PS28 120V Wlnfinity TECHNOLOGY lt PERFORMANCE lt DESIGN Infinity Systems 250 Crossways Park Drive Woodbury NY 11797 USA www infinitysystems com Infinity and Harman International are registered trademarks of Harman International Industries Incorporated Dolby is a registered trademark of Dolby Laboratories DTS is a registered trademark of DTS Inc Part No 406 000 05518 E 8 06 2006 Harman International Industries Incorporated All rights reserved H A Harman International Company2. placement of a subwoofer within any listening room is not critical While in theory it is true that the larger wavelengths of extremely low frequencies are basically nondirectional the fact is that when installing a subwoofer within the limited confines of a room reflections standing waves and absorptions generated within the room will strongly influence the performance of any subwoofer system As a result specific location of the subwoofer becomes important and we strongly recommend that yo experiment with placement before choosing a final location Placement will depend upon your room and the amount and quality of bass required for example whether or not your room permits placement of the subwoofer near either satellite Be sure to leave a minimum of six inches between the wall and the port on the subwoofer j lt SUB UU _ J lt RIGHT CHANNEL SPEAKER PRIMARY LISTENING AREA Figure 1 This example shows the subwoofer positioned behind he right channel satellite speaker to re create the actual location of bass instruments in an orchestra and or add impact 0 movie soundtracks PS28 120V C3 CONTROLS AND CONNECTIONS Rear Panel Infinity Systems H A Harman International Company PS28 120V A RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING SHOCK HAZARD DO NOT OPEN AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SH
3. the Power Switch on the rear panel Turn on your entire audio system and start a CD or movie soundtrack at a moderate level Auto On Standby With the Power Switch in the ON position the LED on the rear panel will remain lit in red or green to indicate the On Standby mode of the subwoofer RED STANDBY No signal detected Amp Off GREEN ON Signal detected Amp On The subwoofer will automatically enter the Standby mode after approximately 10 minutes when no signal is detected from your system The subwoofer will then power ON instantly when a signal is detected During periods of normal use the Power Switch can be left on You may turn off the Power Switch for extended periods of nonoperation e g when you are away on vacation Adjust Level Turn your Subwoofer Level Control up to the 5 position halfway If no sound emanates from the subwoofer check the AC line cord and input cables Are the connectors on the cables making proper contact Is the AC plug connected to a live receptacle Has the Power Switch been pressed to the On position Once you have confirmed that the subwoofer is active proceed by playing a CD record or cassette Use a selection that has ample bass information Set the overall volume control of the preamplifier or stereo to a comfortable level Adjust the Subwoofer Level Control until you obtain a pleasing blend of bass Bass response should not overpowe
4. OCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE AVERTISSEMENT POUR PR VENIR LES RISQUES D INCENDIE OU DE CHOC LECTRIQUE VITER D EXPOSER CET APPAREIL A LA PLUIE OU A LHUMIDITE kaji 9 win ux oe Oo so Hz 450 18025 wuss Tj LINE LFE 60060 6 6 6 2E FUSE AC 120V T2 5AL 250V 60HZ TYPE 200 Watts WARNING FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE OF FUSE AVERTISSEMENT UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE Subwoofer Level Control Crossover Adjustment Phase Switch LFE Input Line Level Inputs Power Switch SUBWOOFER CONNECTIONS CHOOSE THE SUBWOOFER CONNECTION THAT Is Most SUITABLE FOR YOUR RECEIVER PROCESSOR If you have a Dolby Digital or DTS receiver processor with a low frequency effects LFE or subwoofer output D OR CROSSOVER If your receiver processor does not contain a Dolby Digital or DTS RECEIWEB PROCESSOR processor but has a subwoofer output SUB OUT L R CROSSOVER NOTE Some receivers have one subwoofer output In that case it is recommended that you use a Y connector not included to maximize performance PS28 120V C5 OPERATION Power On Plug your subwoofer s AC cord into a wall outlet Do not use the outlets on the back of the receiver Initially set the Subwoofer Level Control to the min position Turn on your sub by pressing
5. WINfinity Powered Subwoofer PS28 Owner s Guide 120V IMPORTANT SAFETY PRECAUTIONS Read First CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION To reduce the risk of electric shock do not remove cover or back No user serviceable parts inside Refer servicing to qualified service personnel CAUTION To prevent electric shock do not use this polarized plug with an extension cord receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance 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 Install in accordance with the manufacturer s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the saf
6. accurate sound reproduction Our proprietary technology and engineering resources work together to deliver uncompromised low frequency performance in any stereo or multichannel home theater Unpacking the Subwoofer If you suspect damage from transit report it immediately to your dealer Keep the shipping carton and packing materials for future use PLACEMENT Since the installation of a subwoofer can be somewhat more complicated than installing full range speakers it is essential that you read this section very carefully prior to connecting the subwoofer to your system Should you have questions relating to your installation it is advisable to call your dealer or visit www infinitysystems com for assistance The performance of the subwoofer is directly related to its placement in the listening room and how you align the subwoofer with its satellite speakers Setting the volume of the subwoofer in relationship to the left and right speakers is also of critical importance because it is essential that the subwoofer integrate smoothly with the entire system Setting the subwoofer s volume level too high will result in an overpowering boomy bass Setting the volume level too low will negate the benefits of the subwoofer Here are several additional facts on installation that may prove useful It is generally believed by most audio authorities that low frequencies below 125Hz are nondirectional and therefore
7. ety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachme the manufacturer 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over 13 Unplug this apparatus during Zx lightning storms or when unused for long periods of time s accessories specified by P 28 120V 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 Do not use attachments not recommended by the product manufacturer as they may cause hazards 16 This product should be operated only from the type of power source
8. frequency sounds to a lower frequency setting between 50Hz bwoofer s efforts on the sounds required by today s films and music If you at do not extend to the quencies set the Crossover Adjustment Control to 50Hz the LFE Input is used by Digital or DTS processor receiver the Low Pass how to view or change ency is set by the processor receiver Consult your owner s 4 his setting MAINTENANCE AND SERVICE The enclosure may be cleaned using a soft cloth to remove fingerprints or to wipe off dust The grille may be gently vacuumed Stains may be removed with an aerosol cleaner following its instructions Do not use any solvents on the grille All wiring connections should be inspected and cleaned or remade periodically The frequency of maintenance depends on the metals involved in the connections atmospheric conditions and other factors but once per year is the minimum In the event that your subwoofer ever needs service contact your local Infinity dealer or distributor or visit www infinitysystems com for a service center near you SPECIFICATIONS PS28 Frequency Response 35Hz 150Hz 3dB Maximum Amplifier Output 150 Watts RMS 20Hz 150Hz 300 Watts Peak with no more than 0 1 THD Crossover Frequency 50Hz 150Hz 24dB octave continuously variable Driver 8 200mm Dimensions H x W x D 17 7 8 x 10 5 8 x 16 1 2 454mm x 270mm x 419mm Weight
9. indicated on the marking label If you are not sure of the type of power supply to your home consult your product dealer or local power company For products intended to operate from battery power or other sources refer to the operating instructions 17 If an outside antenna or cable system is connected to the product be sure the antenna or cable system is grounded so as to provide some protection against voltage surges and built up static charges Article 810 of the National Electrical Code ANSI NFPA 70 provides formation with regard to proper grounding f the mast and supporting structure grounding f the lead in wire to an antenna discharge nit size of grounding conductors location of ntenna discharge unit connection to grounding ectrodes and requirements for the grounding ectrode See Figure A 8 An outside antenna system should not be located in the vicinity of overhead power lines or ther electric light or power circuits or where it can fall into such power lines or circuits When stalling an outside antenna system extreme care should be taken to keep from touching such power lines or circuits as contact with them might be fatal wa Oo Om we lt SS Figure A Example of Antenna Grounding as per National Electrical Code ANSI NFPA 70 TT 19 Do not overload wall outlets extension cords or integral convenience receptacles as this can result in a risk of fire or electric shock 20 Never
10. push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the product 21 The apparatus shall not be exposed to dripping or splashing and no objects filled with liquids such as vases shall be placed on the apparatus 22 Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel 23 When replacement parts are required be sure the service technician has used replacement parts specified by the manufacturer or that have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards 24 Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper operating condition 25 The product should be mounted to a wall or ceiling only as recommended by the manufacturer Antenna Lead In Wire Ground Clamp Electric Service Equipment Ground Clamps Power Service Grounding Electrode System NEC Art 250 Part H Antenna Discharge Unit NEC Section 810 20 Grounding Conductors NEC Section 810 21 INTRODUCTION Infinity PS28 The Infinity PS28 powered subwoofer continues Infinity s longstanding commitment to
11. r the room but rather be adjusted so there is a harmonious blend across the entire musical range Many users have a tendency to set the subwoofer volume too loud adhering to the belief that a subwoofer is there to produce lots of bass This is not entirely true A subwoofer is there to enhance bass extending the response of the entire system so the bass can be felt as well as heard However overall balance must be maintained or the music will not sound natural An experienced listener will set the volume of the subwoofer so its impact on bass response is always there but never obtrusive Phase Control The Phase Switch determines whether the subwoofer speaker s piston like action moves in and out with the main speakers 0 or opposite the main speakers 180 Proper phase adjustment depends on several variables such as room size subwoofer placement and listener position Adjust the phase switch to maximize bass output at the listening position C6 PS 28 120V Crossover Adjustments The Crossover Adjustment Control determines the highest freq speakers can c set this contro and ultradeep bass are u lowe a higher setti NOTE This co If yo Freq ency at w OOFZ Thi sing sma bass fre have a Do man al to lear s will concentrate the s er bookshelf speakers g between 120Hz and rol will have no effect if ich the subwoofer reproduces sounds If your main omfortably reproduce some low
Download Pdf Manuals
Related Search