Home

DBX-User manual-234XL

1. Low Mip x10 LED MiD HIGH x10 LED Low OUTPUT PHASE INVERT MiD OUTPUT PHASE INVERT HIGH OUTPUT PHASE INVERT MoNo Controls the INPUT level with 12 dB of gain Switch for selecting the 40 Hz high pass filter An LED indicates the selection Selects crossover point between the LOW and HIGH outputs Indicates that the LOW HIGH crossover frequency range is 450 Hz to 9 6 kHz Controls the Low Frequency output level with a range of to 6 dB Switch for reversing the polarity on the Low Output An LED indi cates the selection Controls the High Frequency output with a range of to 6 dB Switch for reversing the polarity on the High Output An LED indi cates the selection LED indicating stereo mode operation Controls the input level with 12 dB of gain Switch for selecting the 40 Hz high pass filter An LED indicates the selection Selects crossover point between LOW and MID frequencies Indicates that the LOW MID crossover range is 450 Hz to 9 6 kHz Selects the crossover point between MID and HIGH frequencies Indicates that the MID HIGH crossover frequency range is 450 Hz to 9 6 kHz Controls the LOW frequency output level with a range of to 6 dB Switch for reversing the polarity on the Low Output An LED indi cates that the phase is reversed Controls the MID frequency output level with a range of to 6 dB Switch for reversing the polarity on the Mid Output An LED indi cates that the phase is
2. HIGH OUTPUT Controls the HIGH frequency output level with a range of to 6 dB 24 PHASE INVERT Switch for reversing the polarity on the High Output An LED indicates the selection 18 Mono LED indicating mono mode operation d b x PROFESSIONAL PRODUCTS 2 Wiy 3 Way 4 Wey Crossovers 203 223M 234 234M dbx 223 223XL Front Panel Note There are no front panel differences between the 223 and the 223XL Therefore the 223XL is shown below representing both the 223 and the 223XL 1 4 5 6 7 8 CHANNEL TWO D 121314 15 16 17 18 STEREO 2 Way MODE CHANNEL ONE Stereo 2 Way Mono 3 Way Crossover In 2 way stereo mode the controls are marked BELOW the horizontal blue line Channel One and Channel Two functions are identical in the stereo mode LEDs are disabled for controls which are non functional in this mode 1 amp 5 9 amp 15 2 amp 6 10 amp 16 3 amp 7 11 amp 17 4 amp 8 12 amp 18 14 INPUT GAIN Low Cut Low HIGH x10 LED Low OUTPUT PHASE INVERT HIGH OUTPUT PHASE INVERT STEREO Mono 3 Way MopDE In 3 way mono operation the controls are marked ABOVE the horizontal blue line Front panel controls not described in this section are not active in mono 3 way mode LEDs are disabled for controls which are non functional in this mode 1 9 2 10 6 16 3 11 7 17 8 18 13 INPUT GAIN Low Cut
3. m oossovers 103 2031 234 234M Operation Manual d b x PROFESSIONAL PRODUCTS RISK OF ELECTRIC SHOCK DO NOT OPEN ATTENTION RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING to REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE The symbols shown above are internationally accepted symbols that warn of potential hazards with electrical products The lightning flash with arrowpoint in an equilateral triangle means that there are dangerous voltages present within the unit The exclamation point in an equilateral triangle indicates that it is nec essary for the user to refer to the owner s manual These symbols warn that there are no user serviceable parts inside the unit Do not open the unit Do not attempt to service the unit yourself Refer all ser vicing to qualified personnel Opening the chassis for any reason will void the manufacturer s warranty Do not get the unit wet If liquid is spilled on the unit shut it off immediately and take it to a dealer for service Disconnect the unit during storms to prevent damage U K MAINS PLUG WARNING A moulded mains plug that has been cut off from the cord is unsafe Discard the mains plug at a suitable disposal facility NEVER UNDER ANY CIRCUM STANCES SHOULD YOU INSERT A DAMAGED OR CUT MAINS PLUG INTO A 13 AMP POWER SOCKET Do not use the mains plug without the fuse cover in place Replacement fuse covers can be obtaine
4. 4 Way PROFESSIONAL PRODUCTS CE Beene ES ED eee amp Crossover an c n ein ch o 1 o Mono a cea J gt Siar a sere Sane mer owour INPUT LOW CUT 13 14 15 16 17 1819 20 21 22 23 24 STEREO 3 Way MODE In 3 way stereo operation the controls are marked BELOW the horizontal blue line Channel One and Channel Two functions are identical in the stereo mode LEDs are disabled for controls which are non functional in this mode 1 amp 7 INPUT GAIN Controls the INPUT level with 12 dB of gain 13 amp 20 Low Cut Switch for selecting the 40 Hz high pass filter An LED indicates the selec tion 2 amp 8 Low Mip Selects crossover point between LOW and MID frequencies 14 amp 21 x10 LED Indicates that the LOW MID crossover frequency range is 450 Hz to 9 6 kHz 3 amp 9 MiD HiGH Selects crossover point between MID and HIGH frequencies 4 amp 10 Low OUTPUT Controls the Low Frequency output level with a range of to 6 dB 15 amp 22 PHASE INVERT Switch for reversing the polarity on the Low Output An LED indicates the selection 5 amp 11 Mio OUTPUT Controls the Mid Frequency output with a range of to 6 dB 16 amp 23 PHASE INVERT Switch for reversing the polarity on the Mid Output An LED indicates the selection 6 amp 12 HIGH OUTPUT Controls the High Frequency output with a range of to 6 dB 17 amp 24 PHASE INVERT Switch for reversing the polarity on
5. reversed Controls the HIGH frequency output level with a range of to 6 dB Switch for reversing the polarity on the High Output An LED indi cates that the phase is reversed LED indicating mono mode operation d b x PROFESSIONAL PRODUCTS 6 223 22341 234 LIAL der casis The mode switches on the back panel of the unit are used to select one 234 234XL 223 223XL REAR of the three modes of operation in the 234 234XL and one of two modes PANEL OPERATIONS of operation in the 223 223XL There could be disastrous consequences if the crossover were improperly setup or the switches were mistakenly MODE SWITCHES pushed during the regular operation of a sound system Therefore great care should be taken when setting these switches There is a mode dia gram on the back panel to help you understand at a glance how this is done The following steps should be taken in setting up your system e Know the loudspeaker manufacturer s requirements regarding the amplification needs of your particular speaker system Follow the maunfacturer s guidelines carefully as dbx is not responsible for dam age relating to improper setup or implementation of the 234 234XL 223 223XL e Without any audio or power connections in place use the back panel switches on the crossover to set it to the proper mode of operation either stereo 2 way stereo 3 way or mono 4 way for the 234 234XL or stereo 2 way or mono 3 way for the 223 223XL e Use the literat
6. way stereo mode the controls are marked BELOW the horizontal blue line Channel One and Channel Two functions are identical in the stereo mode Front panel controls not described in this section are not active in stereo 2 way operation 1 amp 7 INPUT GAIN Controls the INPUT level with 12 dB of gain 13 amp 20 Low Cur Switch for selecting the 40 Hz high pass filter An LED indicates the selection 2 amp 8 Low Mip Selects crossover point between the LOW and HIGH outputs 14 amp 21 x10 LED Indicates that the LOW HIGH crossover frequency range is 450 Hz to 9 6 kHz 4 amp 10 Low OUTPUT Controls the Low frequency output level with a range of to 6 dB 15 amp 22 PHASE INVERT Switch for reversing the polarity on the Low Output An LED indicates that the phase is inverted 6 amp 12 HIGH OuTPUT Controls the High frequency output with a range of to 6 dB 17 amp 24 PHASE INVERT Switch for reversing the polarity on the High Output An LED indicates that the phase is inverted 19 STEREO LED indicating stereo mode operation although this control is labeled as Lovv MiD it operates as the crossover frequency control between low and high frequencies in stereo 2 way operation d b x PROFESSIONAL PRODUCTS 4 223 22341 234 LIAL dor casis 1 2 3 4 5 6 7 8 9 10 gl 12 MEW S S o o CHANNEL ONE o 240 Dak 10 10 0 t 140 K Ask 234XL ds d BEA Ms 0 so Hz oe iy ony giny 2 3
7. d from your local retailer Replacement fuses are 13 amps and MUST be ASTA approved to BS1362 SAFETY INSTRUCTIONS NOTICE FOR CUSTOMERS IF YOUR UNIT IS EQUIPPED WITH A POWER CORD WARNING THIS APPLIANCE MUST BE EARTHED The cores in the mains lead are coloured in accordance with the following code GREEN and YELLOW Earth BLUE Neutral BROWN Live As colours of the cores in the mains lead of this appliance may not correspond with the coloured markings identifying the terminals in your plug proceed as fol lows e The core which is coloured green and yellow must be connected to the terminal in the plug marked with the letter E or with the earth symbol or coloured green or green and yellow e The core which is coloured blue must be connected to the terminal marked N or coloured black e The core which is coloured brown must be connected to the terminal marked L or coloured red This equipment may require the use of a different line cord attachment plug or both depending on the available power source at installation If the attachment plug needs to be changed refer servicing to qualified service personnel who should refer to the table below The green yellow wire shall be connected directly to the unit s chassis ioe Al WARNING If the ground is defeated certain fault conditions in the unit or in the system to which it is connected can result in full line voltage between chassis and earth ground Severe injury or dea
8. e Check the audio at an earlier stage in the audio chain e Low level equipment should be mounted away from power amplifiers to avoid induction of this type of hum e Be certain that all audio wiring except for loudspeaker lines is well shield ed and that low level wiring is not run parallel to and or in close proximi ty to AC power wiring e Check the other equipment and the wiring to make certain that the signal INTERMITTENT AUDIO is not intermittent earlier in the chain e Check the integrity of all cables using a cable tester d b x PROFESSIONAL PRODUCTS 2 Way 3 Way 4 Way Crossovers dbx 234 234XL 223 223XL SPECIFICATIONS 203 223M 234 2341 INPUT Connectors Type Impedance Max Input Level CMRR OUTPUT 223 234 Connectors Type Impedance Max Output Level OUTPUT 223XL 234XL Connectors Type Impedance Max Output Level PERFORMANCE Bandwidth Frequency Response Signal to Noise 234 234XL Low Output Low Mid Output Mid Output High Mid Output High Output 223 223XL Low Output Mid Output High Output Dynamic Range THD Noise Interchannel Crosstalk CROSSOVER FREQUENCIES 234 234XL Stereo Mode Low High Low Mid Mid High 234 234XL Mono Mode Low Low Mid Low Mid High Mid High Mid High 223 223XL Stereo Mode Low High 223 223XL Mono Mode Low Mid Mid High Filter Type FUNCTION SWITCHES Front Panel Low Cut Phase Invert Rea
9. e page at http www dbxpro com This manual is dbx part number 18 2155 C 03 19 99
10. med low frequencies represent all the low frequencies of both the left and right inputs and since lows are generally non directional d b x PROFESSIONAL PRODUCTS 2 Wiy 3 Way 4 Way Crossovers Rack MOUNTING TROUBLESHOOTING No SouND 203 223M 234 234M GROUNDING AND SAFETY ABNORMAL AUDIO OUTPUT anyway it will not detract from the true stereo picture of the source mate rial We have provided 4 rack screws and washers for easy mounting in stan dard audio racks You should avoid mounting the unit near large power transformers or motors Route the AC cord away from audio lines and plug it into a power source close by If the power cord must cross over audio lines you should take care to have them cross at 90 degree angles The input and output connectors are balanced unbalanced 1 4 TRS type connectors The tip of the plug is wired as hot the ring is wired as cold and the sleeve is wired as the ground or shield The 234 234XL 223 223XL crossovers have differentially balanced input and output circuits Balanced wiring is recommended even with unbal anced source devices especially when running long paths Twin conduc tor shielded cable is more reliable since it does not depend on the shield wire itself to complete the signal connection Using twin conductor cable a broken shield may only result in a slight increase in noise or hum due to the lack of shielding You may also use unbalanced cables to connect t
11. o and from the crossover If there appears to be no power e Check that either the stereo or mono LED on the front panel of the 234 234XL 223 223XL is lit e Check that the power cord is seated properly in the back panel of the crossover and that it is plugged into an active AC power source If there appears to be power but no audible signal e Confirm that active audio lines are connected to the crossover s inputs and outputs e Check that both the input and output gain controls are advanced suffi ciently e Check to make sure that you have turned up the amplifiers outputs e Ensure that the proper mode for your setup has been selected via the rear panel mode switches e Check the LF Sum switch e Check the x10 switch This changes the range of the crossover fre quency from 45 960 Hz to 450 Hz 9 6 kHz d b x PROFESSIONAL PRODUCTS 10 223 22341 234 LIAL der casos WEAK AND OR DISTORTED AUDIO e Check that a clean signal is being fed to the crossover e Confirm that the input wiring is correct e Check that the grounds of the audio signal path and the chassis and power line of all units in the system are connected If you suspect that the hum is caused by a ground loop LE On Des e Systematically remove and or connect the audio grounds of the devices in the signal path e Remember for safety you must maintain connection to chassis ground Never lift a safety ground If you suspect the hum is not caused by a ground loop
12. overs are e back panel switches for selecting the operating mode of the crossover e back panel switches indicating the selected range of crossover fre quencies Both of these features have LED indicators on the front panel so you can see at a glance which mode the unit is in e low frequency summed output designed specifically for mono sub woofer applications e phase invert switches on all outputs e individual level controls on every output We are sure you will agree that these crossovers are built to provide extremely high quality frequency division for all applications d b x PROFESSIONAL PRODUCTS m case 03 LLIAL 234 234KL 3 INSPECTION ai Before going any further you should take time to fill out your warranty registration card and inspect the contents of the shipping carton Inside both the 223 223XL and 234 234XL boxes you should find the following e either the dbx model 223 223XL 234 or the 234XL crossover e operation manual you are reading it e 4 rack screws and washers e power cord The contents of this manual are subject to change at any time without notice dbx 234 234XL Front Panel Note There are no front panel differences between the 234 and the 234XL Therefore the 234XL is shown below representing both the 234 and the 234XL 2 3 4 Way PROFESSIONAL PRODUCTS z a A COR gt 0 ae 3 __ Crossover HIGH OUTPUT STEREO 13 14 15 16 17 1819 20 21 22 23 24 STEREO 2 Way MODE In 2
13. r Panel x10 Mode LF Sum INDICATORS Stereo Operation Mono Operation Low Cut x10 Phase Invert POWER SUPPLY Operating Voltage Power Consumption Mains Connection PHYSICAL Dimensions Weight Shipping Weight Note Specifications subject to change 1 4 TRS 223 234 or XLR 234 234XL Electronically balanced unbalanced RF filtered Balanced gt 50 kQ unbalanced gt 25 kQ 22 dBu typical balanced or unbalanced gt 40 dB typically gt 55 dB at 1 kHz 1 4 TRS Impedance balanced unbalanced RF filtered Balanced 200 Q unbalanced 100 Q gt 21 dBu balanced unbalanced into 2 kQ or greater XLR Electronically balanced unbalanced RF filtered Balanced 60 O unbalanced 30 Q gt 20 dBu balanced unbalanced into 6002 or greater 20 Hz to 20 kHz 0 0 5 dB lt 3 Hz to gt 90 kHz 0 3 dB Ref 4 dBu 22 kHz measurement bandwidth Stereo Mode Mono Mode gt 94 dB gt 94 dB gt 94 dB gt 93 dB gt 92 dB x 90 dB gt 88 dB gt 94 dB gt 94 dB x 93 dB gt 91 dB gt 91 dB gt 106 dB unweighted any output lt 0 004 at 4 dBu 1 kHz lt 0 04 at 20 dBu 1 kHz lt 80 dB 20 Hz to 20 kHz 45 to 960 Hz or 450 45 to 960 Hz or 450 450 Hz to 9 6 kHz z to 9 6 kHz x10 setting z to 9 6 kHz x10 setting 45 to 960 Hz or 450 450 Hz to 9 6 kHz 450 Hz to 9 6 kHz z to 9 6 kHz x10 setting 45 to 960 Hz or 450 Hz to 9 6 kHz x10 setting 45 to 960 Hz or 450 Hz
14. reo 3 way operation follow the top row of markings hori zontally along the length of the 234 234XL For stereo 2 way operation of the 234 234XL use the second row of markings directly above the con nectors For mono 4 way operation of the 234 234XL use the markings directly below the connectors The connectors not used in the selected mode are marked not used This designation applies only to that mode of operation 223XL REAR PANEL CHANNEL TWO MODE LF SU CHANNEL ONE Gr SE Be 7 i P N LOWHIGH 7 B m m N LowiHicH g 3 i NRIL C T j e o j gt j q3 A C ele NEA e PIN A HIGH F EQ NOTUSED w XOVER FREQ INPUT LOW MID D NRILC The 223 223XL is marked in a similar way for stereo 2 way operation use the markings above the connectors To operate the 223 223XL in mono 3 way mode use the markings below the connectors The connectors which are not used in the selected mode are marked not used This designa 234 234XL 223 223XL tion applies only to that mode of operation AuDIO CONNECTIONS e Before connecting anything to the crossover make sure it is not con nected to any power source e Be sure that the source device equalizer compressor mixing console etc for the 234 234XL 223 223XL is turned off Connect the output s of the source device to the inputs of the crossover following the rear panel markings carefully e Make sure that the amplifiers which will be used
15. sional Products Vice President of Engineering 8760 S Sandy Parkways Sandy Utah 84070 USA February 6 1997 European Contact Your local dbx Sales and Service Office or Harman Music Group 8760 South Sandy Parkway Sandy Utah 84070 USA 801 568 7638 801 568 7642 m casare 03 02 3KL 234 234KL 13 DECLARATION OF CONFORMITY Manufacturer s Name dbx Professional Products Manufacturer s Address 8760 S Sandy Parkway Sandy Utah 84070 USA declares that the product Product name dbx223XL and dbx234XL Product option None conforms to the following Product Specifications Safety EN 60065 1993 IEC65 1985 with Amendments 1 2 3 CAN CSA E65 94 EN 55013 1990 EN 55020 1991 Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 72 23 EEC and the EMC Directive 89 336 EEC as amended by Directive 93 68 EEC dbx Professional Products Vice President of Engineering 8760 S Sandy Parkways Sandy Utah 84070 USA March 9 1999 European Contact Your local dbx Sales and Service Office or Harman Music Group 8760 South Sandy Parkway Sandy Utah 84070 USA 801 568 7638 801 568 7642 dbx PROFESSIONAL PRODUCTS 8760 South Sandy Pkwy Sandy Utah 84070 Phone 801 568 7660 Fax 801 568 7662 Intl Fax 219 462 4596 H A Harman International Company Questions or comments E mail us at customer dbxpro com or visit our World Wide Web hom
16. th can then result if the chassis and earth ground are touched simultaneously WARNING FOR YOUR PROTECTION PLEASE READ THE FOLLOWING WATER AND MOISTURE Appliance should not be used near water e g near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings POWER SOURCES The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance GROUNDING OR POLARIZATION Precautions should be taken so that the ground ing or polarization means of an appliance is not defeated POWER CORD PROTECTION Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the appliance SERVICING To reduce the risk of fire or electric shock the user should not attempt to service the appliance beyond that described in the operating instructions All other servicing should be referred to qualified service personnel FOR UNITS EQUIPPED WITH EXTERNALLY ACCESSIBLE FUSE RECEPTACLE Replace fuse with same type and rating only ELECTROMAGNETIC COMPATIBILITY This unit conforms to the Product Specifications noted on the Declaration of Conformity Operation is s
17. the High output An LED indicates the selection 19 STEREO LED indicating stereo mode operation Mono 4 Way MopE In 4 way mono operation the controls are marked ABOVE the horizontal blue line Front panel controls not described in this section are not active in mono 4 way mode LEDs are disabled for controls which are non functional in mono 4 way mode 1 INPUT GAIN Controls the input level with 12 dB of gain 13 Low Cut Switch for selecting the 40 Hz high pass filter An LED indicates the selection 2 Low Low Mip Selects crossover point between LOW and LOW MID frequencies 14 x10 LED Indicates that the LOW LOW MID crossover frequency range is 450 Hz to 9 6 kHz 3 Low Mip HicH Mip Selects the crossover point between LOW MID and HIGH MID frequencies 9 HiGH Mip HIGH Selects the crossover point between HIGH MID and HIGH frequencies 4 Low OUTPUT Controls the LOW frequency output level with a range of to 6 dB 15 PHASE INVERT Switch for reversing the polarity on the Low Output An LED indicates the selection 5 Low Mip OUTPUT Controls the LOW MID frequency output level with a range of to 6 dB 16 PHASE INVERT Switch for reversing the polarity on the Low Mid Output An LED indicates the selection 11 HiGH Mip OUTPUT Controls the HIGH MID frequency output level with a range of to 6 dB 23 PHASE INVERT Switch for reversing the polarity on the High Mid Output An LED indicates the selection 12
18. tion of the frequency selector from 45 960 Hz to 450 Hz to 9 6 kHz All other frequency selectors remain the same When using the X10 switch ALWAYS ensure that the amplifiers feeding all speaker systems are turned off or that the input gain controls on the power amplifiers are turned down before changing the setting of the X10 switch Not doing so may send a spurious signal to the outputs of the crossover when the X10 switch is engaged and may damage speaker systems which are pow ered at the time of the spurious signal Every output is equipped with a polarity reverse switch on the front POLARITY SWITCH panel When speakers are not in phase the frequency response of the system is compromised particularly in the low frequencies Out of phase signals can also cause comb filtering in the high frequencies The polar ity switch is extremely useful for fine tuning your sound system for peak performance An LED is activated when the output polarity is reversed The other feature accessed on the back panel is low frequency sum Low FREQUENCY SUMMING ming This is useful with systems that utilize mono subwoofers Activating the LF sum switch sums the low frequencies of both the left and right inputs The sum is sent to channel one s low output marked LF SUM while channel two s low output is not used and channel two s phase invert led is disabled indicating it is not operational in LF Sum mode The sum
19. to 9 6 kHz x10 setting 45 to 960 Hz or 450 Hz to 9 6 kHz x10 setting Linkwitz Riley 24 dB octave state variable Activates 40 Hz Butterworth 12 dB octave high pass filter one switch per channel Inverts the phase at the output one switch per output Multiplies crossover frequency range by 10 one switch per channel Selects stereo mono and 2 3 4 way operation Selects normal stereo or mono summed low frequency operation Green LED Yellow LED Red LED per channel Green LED per channel Red LED per output 3 per channel 100 VAC 50 60 Hz 120 VAC 60 Hz 230 VAC 50 60 Hz 15 Watts IEC 320 receptacle 1 75 H X 19 W X 6 9 D 4 4cm x 48 3cm x 17 5cm 234 234XL 4 0 Ibs 1 8 kg 223 223XL 3 7 lbs 1 7 kg 234 234XL 5 8 Ibs 2 6 kg 223 223XL 5 4 Ibs 2 5 kg d b x PROFESSIONAL PRODUCTS 12 223 22341 2341 LIAL der casos DECLARATION OF CONFORMITY Manufacturer s Name dbx Professional Products Manufacturer s Address 8760 S Sandy Parkway Sandy Utah 84070 USA declares that the product Product name dbx223 and dbx234 Product option None conforms to the following Product Specifications Safety EN 60065 1993 IEC65 1985 with Amendments 1 2 3 CAN CSA E65 94 EN 55013 1990 EN 55020 1991 Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 72 23 EEC and the EMC Directive 89 336 EEC as amended by Directive 93 68 EEC dbx Profes
20. to drive your speaker system are turned off Using the back panel markings as a guide use high quality cables to connect the amplifiers to the appropriate outputs ELECTRICAL CONNECTIONS of the 234 234XL 223 223XL Ensure that your 223 223XL 234 234XL crossover conforms to the AC power specifications in your area by checking the marked voltage spec on the rear of the unit Never plug the incorrect voltage into your d b x PROFESSIONAL PRODUCTS 8 223 22341 234 LIAL dor casis crossover as this may cause severe damage not covered under the dbx warranty Connect the power cord to the crossover first then to a power source that is properly grounded Never lift the ground as a shock hazard may result After you have safely plugged in the crossover turn on the source device s Turn the amplifiers outputs all the way down oo and turn on the amplifiers All of the elements of your sound system should now be on and the amplifiers should be turned all the way down Turn the source device to its nominal operating level sending a nominal average level to the 234 234XL 223 223XL Slowly turn up the amplifiers outputs until you can hear signal at a comfortable volume Make adjustments as you desire FEATURES If you are using your system in stereo 2 way or 3 way mode the needed X10 OPERATION crossover frequency may be higher than 960 Hz making it necessary to set the x10 switch to the active position This changes the range of oper a
21. ubject to the following two conditions e this device may not cause harmful interference and e this device must accept any interference received including interference that may cause undesired operation Operation of this unit within significant electromagnetic fields should be avoided Use only shielded interconnecting cables m oossovas LLI LLIAL 234 234KL TABLE OF CONTENTS WARRANTY INTRODUCTION INSPECTION 234 234XL FRONT PANEL OPERATION 223 223XL FRONT PANEL OPERATION 234 234XL 223 223XL REAR PANEL OPERATIONS 234 234XL 223 223XL AUDIO CONNECTIONS ELECTRICAL CONNECTIONS FEATURES RACK MOUNTING GROUNDING AND SAFETY TROUBLESHOOTING 234 234XL 223 223XL SPECIFICATIONS DECLARATION OF CONFORMITY PROFESSIONAL PRODUCTS 8760 South Sandy Pkwy Sandy Utah 84070 Phone 801 568 7660 Fax 801 568 7662 Int l Fax 219 462 4596 H A Harman International Company Questions or comments E mail us at customer dbxpro com or visit our World Wide Web home page at http www dbxpro com 2 223 22341 234 LIAL der casare The vvarranty registration card that accompanies this product must be VVARRANTY mailed vvithin 30 days after purchase date to validate this vvarranty Proof of purchase is considered to be the burden of the consumer 2 dbx vvarrants this product vvhen bought and used solely vvithin the U S to be free from defects in materials and workmanship under nor mal use and service 3 dbx liability
22. under this vvarranty is limited to repairing or at our discre tion replacing defective materials that shovv evidence of defect provid ed the product is returned to dbx VVITH RETURN AUTHORIZATION from the factory where all parts and labor will be covered up to a peri od of two years A Return Authorization number must be obtained from dbx by telephone The company shall not be liable for any consequen tial damage as a result of the product s use in any circuit or assembly 4 dbx reserves the right to make changes in design or make additions to or improvements upon this product without incurring any obligation to install the same additions or improvements on products previously manufactured 5 The foregoing is in lieu of all other warranties expressed or implied and dbx neither assumes nor authorizes any person to assume on its behalf any obligation or liability in connection with the sale of this prod uct In no event shall dbx or its dealers be liable for special or conse quential damages or from any delay in the performance of this warran ty due to causes beyond their control Congratulations on your purchase of the dbx 223 223XL or 234 234XL INTRODUCTION crossover We are confident you will find this crossover to be the finest product of its kind in this price range We have taken care to include all of the features you need to make your system sound its best Some of the features common to both the 234 234XL and the 223 223XL cross
23. ure that came with your speaker system to properly set up the mode of operation and crossover frequencies to the manufac turer s specifications e There is one of the four possible mode button combinations for the 234 234XL which is marked not valid Be sure you have not select ed this combination as the 234 234XL will not operate correctly in this mode 234XL REAR PANEL CHANNEL TWO MODE i a HISHMD ap NOTUSED NOTUSED qu ap away El NOTUSED gp LOW MID CHANNEL ONE P tow LOW LOW MID lt p DA N j M i T gt gt o e o x gt j au PROFESSIONAL PRODUCTS x Mi Ju J e J eZ gt me gt JN e A HARMAN INTERNATIONAL N t N i A N xa NRTL C C i CS C CA e erry STEREO 3 WAY J ry LOW LOWIMID NT STEREO 3 WAY BI I SUM HIGH MID LOWAF SUM LOWMID INPUT STEREO 2 WAY NOT USED Low LOW HIGH MEUM STEREO 2 wav mm EL UM HIGH NOT USED LOWILF SUM __LOW HIGH INPUT PROFESSIONAL PRODUCTS DRTIC p AN N P N When you are certain that the proper selections have been made com plete the steps described below and in the 234 234XL 223 223XL Audio Connections section on page 7 CHANNEL TWO gt a SR S Gi MID Low M X s j NOT USED Low o HIGH d b x PROFESSIONAL PRODUCTS m casare 03 02 3KL 234 234KL On the back panel of the 234 234XL there are markings to help you con nect the source devices and amplifiers to your crossover To operate the 234 234XL in ste

DBX-User manual-234XL

Contents

Download Pdf Manuals

Related Search

Related Contents