JBL SUB 550PBK
Contents
1. mance of any subwoofer system As a result the specific location of the subwoofer in the room does become important to the amount and quality of bass that is produced For example placing the subwoofer next to a wall generally will increase the amount of bass in the room placing it in a corner 1 generally will maximize the amount of bass in the room However corner placement can also increase the destructive effect of standing waves on bass perfor mance This effect can vary depending on the listening position some listening positions may yield very good results while others may have far too much or too little bass at certain frequencies In many rooms placing the subwoofer along the same plane as the left and right speakers 2 can produce the best integration between the sound of the subwoofer and that of the left and right speakers In some rooms the best performance could even result from placing the subwoofer behind the listening position 8 We strongly recommend that you experiment with placement before choos ing a final location for your subwoofer One way you can determine the best location for the subwoofer is by temporarily placing it in the listening posi tion and playing music with strong bass content Move around to various locations in the room while the system is playing putting your ears where the subwoofer would be placed and listen until you find the location where the bass performance is best Place the subw2. listen to music that you know well and to set the switch in the position that gives drums and other percussive sounds maximum impact SPECIFICATIONS 10 250mm PolyPlas cone cast basket Low frequency transducer Sealed forward firing 300W RMS 500W peak Enclosure type Amplifier power Frequency response 27Hz 150Hz i Volume level crossover frequency Audio controls phase RCA line level and LFE inputs 120V 60Hz US 220V 230V 50Hz 60Hz EU lt 6W 120V lt 0 55W 230V standby 360W 3 8A 120V 395W 2 1A 230V maximum 17 1 2 x 14 29 32 x 14 31 32 444mm x 379mm x 380mm 50 Ib 23kq Connections Power requirement Power consumption Dimensions W x H x D Weight JBL is a trademark of HARMAN International Industries Incorporated registered in the United States and or other countries PolyPlas is a trademark of HARMAN International Industires Incorporated Features specifications and appearance are subject to change without notice
3. 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 lightning storms or when unused for long periods of time 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 mainte nance servicing instructions in the literature accompanying the product WARNING To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture IMPORTANT The subwoofer requires proper ventilation and is not to be used in an enclosed environment USING THE SUPPLIED SPIKES Four metal spikes are supplied for use when you place the subwoofer on a carpeted surface Using the spikes decouples the subwoofer from the floor and prevents unwanted acoustic damping TO INSERT THE SPIKES 1 Gently turn the subwoofer upside down on a soft nonabrasive surface 2 Unscrew and remove the rubber bumpers from the subwoofer s feet 3 Screw each spike into the thread
4. using the Line In connectors and the Input Mode switch is set to Normal Setting the Input Mode switch to LFE bypasses the subwoofer s built in crossover and the Crossover control Crossover Hz The Crossover control adjusts the subwoofer s built in crossover between 50Hz and 150Hz The higher you set the Crossover control the higher in frequency the subwoofer will operate and the more its bass will overlap that of the satellite speakers This adjustment helps achieve a smooth transition of bass frequencies between the subwoofer and the satellites for a variety of different rooms and subwoofer locations To set the Crossover control listen for the smoothness of the bass If the bass seems too strong at certain frequencies try a lower Crossover con trol setting If the bass seems too weak at certain frequencies try a higher Crossover control setting SUBWOOFER ADJUSTMENTS VOLUME Use the Level control to set the subwoofer s volume Turn the knob clockwise to increase the subwoofer s volume turn the knob coun terclockwise to decrease the volume Once you have balanced the subwoofer s volume with that of the other speakers in your sys tem you shouldn t have to change it Notes on Setting Subwoofer Volume e Sometimes the ideal subwoofer volume setting for music is too loud for films while the ideal setting for films is too quiet for music When setting the subwoofer volume listen to bot
5. JBL by HARMAN iT 300 Watt 10 250mm Powered Subwoofer THANK YOU FOR CHOOSING THIS JBL PRODUCT Your new JBL SUB 550P 300 watt powered subwoofer incorpo We re confident that this JBL subwoofer will provide every note rates a 10 250mm forward firing cone transducer and a built in of enjoyment that you expect and that when you think about high performance 300 watt RMS amplifier that deliver the powerful purchasing additional audio equipment for your home car or office dynamic and accurate low frequency performance that makes your you will once again choose JBL products film soundtracks and music come alive And with line level and LFE inputs adjustable crossover and phase controls and automatic turn This owner s manual contains all the information you need to set on off the SUB 550P is also simple to connect and set up up connect and adjust your new subwoofer For even more in depth information go to our Web site www jbl com INCLUDED ITEMS UBL OWNER S MANUAL 1X IMPORTANT SAFETY INSTRUCTIONS 1 Read these instructions 14 Refer all servicing to qualified service personnel Servicing is required 2 Keep these instructions when the apparatus has been damaged in any way such as when 3 Heed all warnings the power supply cord or plug has become damaged when liquid has 4 Follow all instructions been spilled or objects have fallen into the apparatus whe
6. ed insert in each foot Make sure all 7 four spikes are screwed in completely for stability IT NOTE NEVER drag the subwoofer to move it as this will damage the spikes the feet and or the subwoofer cabinet itself Always lift the sub woofer and carry it to its new location SUBWOOFER REAR PANEL CONTROLS AND CONNECTIONS fo o o ce Phase Switch T Input Mode Switch ure G Nomat o PE z Level Control C O Crossover Control ni On Standby Indicator M SUB 550P A Line In Connectors LFE In Connector 9 O a Power oO E Power Switch a 5 p Power Cord Connector 2 oJ Phase switch This switch determines whether the subwoofer driver s piston like action moves in and out in phase with the system s other speakers If the subwoofer were to play out of phase with the other speak ers the sound waves from the other speakers could partially cancel out the sound waves from the subwoofer reducing bass performance and sonic impact This phenomenon depends in part on the placement of all the speakers relative to each other in the room Input Mode switch When this switch is in the Normal setting the input signal from the Line In connectors is active When this switch is in the LFE setting the input signal from the LFE In connector is active and the subwoofer s internal crossover is bypassed Level control Use this control to adj
7. h music and films with strong bass content and find a middle ground volume level that works for both e If your subwoofer always seems too loud or too quiet you may want to place it in a different location Placing the subwoofer in a corner will tend to increase its bass output while placing it away from any walls or corners will tend to lessen its bass output HARMAN HARMAN Consumer Inc AMAN 8500 Balboa Boulevard Northridge CA 91329 USA 2011 HARMAN International Industries Incorporated All rights reserved JBL by HARMAN SUBWOOFER ADJUSTMENTS PHASE The Phase switch determines whether the subwoofer driver s piston like action moves in and out in phase with the system s other speakers If the subwoofer were to play out of phase with the other speakers the sound 0 waves from the satellites could partially cancel out the waves from the subwoofer re ducing bass performance and sonic impact This phenomenon depends in part on the placement of all the speakers relative to each other in the room Phase 180 Although in most cases you should leave the Phase switch in the 0 position there is no absolutely correct setting for the Phase switch When the subwoofer is properly in phase with the rest of the system s speakers the sound will be clearer and have maximum impact and percussive sounds like drums piano and plucked strings will sound more lifelike The best way to set the Phase switch is to
8. ition If your receiver processor has only one subwoofer output you can use either the L or R connector LFE In connector The signal from this connector bypasses the subwoof er s internal low pass crossover When you re connecting the subwoofer to the dedicated subwoofer output of a receiver processor that has its own low pass crossover network use the LFE In connector IMPORTANT You must also set the subwoofer s Input Mode switch in the LFE position Power switch Set this switch in the On position to put the subwoofer in the Standby mode the On Standby LED lights red set this switch in the Off position to turn the subwoofer off Power Cord connector After you have made and verified all subwoofer connections described in this manual plug the power cord into an ac tive unswitched electrical outlet for proper operation of the subwoofer DO NOT plug this cord into the accessory outlet found on some audio components www jbl com PLACING THE SUBWOOFER The performance of a subwoofer is directly related to its placement in the listening room and its physical position relative to the other speakers in the system While it is true that in general our ears do not hear directional sounds at the low frequencies where subwoofers operate when installing a subwoofer within the limited confines of a room the reflections standing waves and absorptions generated within the room will strongly influence the perfor
9. n the appa 5 Do not use this apparatus near water ratus has been exposed to rain or moisture when the apparatus does 6 Clean only with dry cloth not operate normally or the apparatus has been dropped 7 Do not block any ventilation openings Install in accordance with the 15 Do not expose this apparatus to dripping or splashing and ensure manufacturer s instructions that no objects filled with liquids such as vases are placed on the 8 Do not install near any heat sources such as radiators heat registers apparatus stoves or other apparatus including amplifiers that produce heat 16 To completely disconnect this apparatus from the AC mains discon 9 Do not defeat the safety purpose of the polarized or grounding type nect the power supply cord plug from the AC receptacle plug A polarized plug has two blades with one wider than the other 17 The mains plug of the power supply cord shall remain readily operable A grounding type plug has two blades and a third grounding prong 18 Do not expose batteries to excessive heat such as sunshine fire or the The wide blade or third prong is provided for your safety If the like 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 the plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by
10. oofer in that location CONNECTING THE SUBWOOFER TO A RECEIVER OR PREAMP PROCESSOR WITH A LOW PASS FILTERED DEDICATED SUBWOOFER OUTPUT Input Mode Switch in LFE Position i 1 I a l e te l 7 Level SUB 550P l l Subwoofer bas ae I NA I a LEO Linen N J Mono RCA supplied Ca Receiver or Amplifier SUBWOOFER LFE OUT SC E i Center Front Left Speaker Speaker Front Right Speaker Surround Left Surround Right Speaker Speaker TO A RECEIVER OR PREAMP PROCESSOR WITH LINE OUTPUTS Input Mode Switch in Normal Position SUB 550P Subwoofer i Receiver or Amplifier i Stereo PREAMP S q RCA Cable OUTPUTS not supplied Ca ca OPERATING THE SUBWOOFER TURNING THE SUBWOOFER ON AND OFF Set the subwoofer s Power switch to the On position The subwoofer will automatically turn itself on when it receives an audio signal and it will go into Standby mode after it has received no audio signal for 20 minutes The subwoofer s On Standby LED will glow green when the subwoofer is on and will glow red when the subwoofer is in Standby If you will not be using the subwoofer for an extended period for instance if you re going on vacation set the Power switch to the Off position SUBWOOFER ADJUSTMENTS CROSSOVER CONTROL NOTE The Crossover control func tions only when you are
11. ust the subwoofer s volume Turn the knob clockwise to increase the volume turn the knob counterclockwise to decrease the volume Crossover control This control determines the highest frequency at which the subwoofer reproduces sounds The higher you set the Crossover control the higher in frequency the subwoofer will operate and the more its bass will overlap that of the system s other speakers This adjustment helps achieve a smocth transition of bass frequencies between the subwoofer and the other speakers for a variety of different rooms and subwoofer locations NOTE The Crossover control functions only when the Input Mode switch is in the Normal position When the switch is in the LFE position the subwoofer s built in crossover and Crossover control are bypassed On Standby indicator This LED indicates whether the subwoofer is in the On or Standby state e When the LED glows green the subwoofer is turned on e When the LED glows red the subwoofer is in the Standby mode e When the LED is off the subwoofer s Power switch is set to Off Line In connectors The signals from these connectors pass through the subwoofer s internal low pass crossover When you re connecting the subwoofer to the preamp or subwoofer outputs of a receiver processor that does not have its own low pass crossover network use both Line In connectors IMPORTANT You must also set the Input Mode switch in the Normal pos
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