RBH Sound SA-200 User's Manual
Contents
1. edofining the way you experience ioma i SA 200 SA 400 High Performance Subwoofer Amplifiers Owner s Manual Congratulations on your purchase of an RBH Sound Subwoofer Amplifier Your RBH Subwoofer Amplifier is the result of many years of research and development dedicated to producing high quality power amplification for home audio video systems This manual contains operating procedures for the RBH SA 200 and SA 400 We recommend you thoroughly read the material contained in this manual before making any connections to your Subwoofer Amplifier This will ensure you have a good understanding of how to set up and operate your Subwoofer Amplifier for optimum performance Front Panel The following list describes the front panel of the amplifier and control functions refer to fig 1 on opposite page All buttons are in the on position when pushed in For a description of the rear panel of the amplifier and control functions see the following pages 1 Power Switch This switch allows the amplifier to be turned on and off manually or when kept in the on position and the Auto Switch see 2 is kept in the on position the amp will automatically turn on when it detects an incoming audio signal The power indicator light above the power switch will glow when the amplifier is on Important The volume contro should be set at the minimum setting all the way counterclockwise before plugging the amplifier into an A C w2. 11 The high level output figure 2 10 has a 100 Hz high pass filter that is not adjustable nor defeatable Rear Panel The following list describes the rear panel of the amplifier and control functions refer to fig 2 on previous page 8 Line Input These RCA type terminals are for the pre amp level input signals coming from a processor or preamplifier Important Use either the Line Level inputs or the Speaker Level inputs separately DO NOT use both as damage to the receiver and or the Subwoofer Amplifier may result Warning DO NOT connect an amplified or speaker level signal into these inputs 9 Line Output These RCA type terminals carry the same signal that goes into the line inputs These terminals are used if an output signal is needed elsewhere in your system These outputs are full range outputs 10 Speaker Level Outputs These 100Hz high pass speaker outputs are for your satellite main speakers The built in crossover limits the frequencies below 100Hz from being sent to your satellite main speakers You may use these speaker outputs only when using the Speaker Level input terminals 11 Connect your satellite main speakers observing the proper polarity to the binding posts labeled Speaker Level Out Note These connectors are not powered by the Subwoofer Amplifier 11 Speaker Level Input These connectors are for the amplifier or speaker level audio output from an amplifier or receiver Importan
3. incidental or consequential damages so the above limitation or exclusion may not apply to you It is the policy of RBH Sound to continuously incorporate improvements into products all specifications are subject to change without notice RBH Sound Inc 976 N Marshall Way Bldg 2 4 Layton Utah 84041 Tel 800 543 2205 Fax 801 543 3300 www rbhsound com Copyright 2001 RBH Sound Inc All Rights Reserved
4. unplug its A C power cord and seek a qualified technician for repair Caution To reduce the risk of electric shock do not remove the cover or back No user serviceable parts inside refer servicing to qualified personnel All safety instructions should be read before this amplifier is operated Please retain these safety instructions for future reference All warnings on the amplifier and in this manual should be adhered to Ventilation The amplifier should be situated so that its location or position does not interfere with its proper ventilation The amplifier should not be situated on a bed sofa rug or similar surface that may block the ventilation openings nor should it be placed in a built in installation such as a bookcase or cabinet that my impede the flow of air through the ventilation openings Power Source The amplifier should only be connected to a power supply of the type described in this instruction manual or as marked on the amplifier Precautions should be taken so that the grounding or polarization means of the amplifier are not defeated Power Cords 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 wall receptacles and the point where they exit from the amplifier Object and Liquid Entry The amplifier should not be exposed to dripping or splashing and objects filled with liquids such as vases or plants shoul
5. AME OUT N TYPE AND RATING OF FUSE ATTENTION UTILISER UN FUSIBLE DE q RECHANGE MEME TYPE w D ED TO CANIC SASTD E85 9801704 WARNING SHOCK HAZARD DO NOT OPF A 1 CONFOR 4S TO AVIS RISQUE DE CHOC ELECTRIQUE N ANSIUL 3TD 6500 Dus PAS OUVRIR 3 N NSAV SOHZ 00W Figure 2 16 Power Cord Receptacle The supplied power cord needs to be connected to this receptacle in order for the Subwoofer Amplifier to work properly Warning Make certain that your are using the proper power cord and voltage selection for the type of A C power supplied Connections System One Using line level inputs Note Speaker level inputs are not used in this system System Two From Pre amp or Receiver pre amp level only r SPEAKER LEVEL Using speaker level inputs Note Line level inputs are not used in this system Optional Satellite Speaker Connections Left Speaker Subwoofer 4 to 16 ohms o Nw awe J CONFORMS TO ANSVUL STD 6500 CERTIFIED TO CAN CSA STD E65 CAUTION TO REDUCE THE RISK OF FIRE REPLACE WITH ONLY THE SAME TYPE AND RATING OF FUSE ATTENTION UTILISER UN FUSIBLE DE RECHANGE MEME TYPE AS w INPUT VOLTAGE a EM FUSE TYPE TAAL 250V FOR 115V C TZAL 250V FOR 230V AA WARNING SHOCK HAZARD DO NOT OPEN AVIS PISQUE DE CHOC ELEC
6. Minutes 20Hz 20kHz 3dB crossover off 10Hz 100Hz 3qB crossover on 4dB 25 Hz when activated gt 200 25 Ibs 17W x 4 H x 13 D Your RBH Sound SA 200 400 is covered by a limited warranty against defect in materials and workmanship for a period of one year from date of purchase This warranty is provided by the authorized RBH Sound dealer where the SA 200 400 was purchased Warranty repair will be performed only when your purchase receipt is presented as proof of ownership and date of purchase Defective parts will be repaired or replaced without charge by your dealer s store or the location designated by your dealer that is authorized to service RBH Sound products Additional information is available by writing to Service Manager RBH Sound Inc at the address at the bottom of this page Charges for unauthorized service and transportation cost are not reimbursable under this warranty This warranty becomes void if the product has been damaged by alteration misuse or neglect The warrantor assumes no liability for property damage or any other incidental or consequential damage whatsoever which may result from the failure of this product Any and all warranties of merchantability and fitness implied by law are limited to the duration of this expressed warranty Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you Some states do not allow the exclusion or limitation of
7. TRIQUE NE PAS OUVRIR Subwoofer 4 to 16 ohms Note This example is for speaker level input only Do not connect the left and right satellite speakers to the amplifier if the line inputs are used l a lN fa ANA J E o ay CAUTION INPUT VOLTAGE TO REDUCE THE RISK OF FIRE M cis SPEAKER LEVEL REPLACE WITH ONLY THE SAME o Il e ot w THe AND RATING OF USE ji ATTENTION is 3 SUBWOOFER UTILISER UN FUSIBLE DE OUTPUT RECHANGE MEME TYPE TRAL ABON FOR 280V ZF J w ANIAN CAUTION L un ia WA J CONFORMS TO WARNING SHOCK HAZARD DO NOT OPEN Minimum impedance 4 ohm ANSI UL STD 6500 GD AVIS RISQUE DE CHOC ELECTRIQUE NE D CERTIFIED TO cN PAB OUVRIR L CANICSASTD ESS 9801794 Soral No 118280 G0SOHZ 400W From Pre amp or Receiver speaker level only Safety Instructions CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Caution Do not open the amplifier attempt any modifications or repairs There are extremely high voltages present and any servicing must be referred to RBH Sound or an authorized qualified technician Attention Opening the amplifier will void warranty Warning To prevent shock or fire hazard never permit moisture or any liquid to get into the amplifier If an accidental spill occurs immediately shut off the power
8. all outlet 2 Auto Switch This switch when in the on position allows the amplifier to automatically turn on when there is an incoming audio signal present at either the Line inputs or From Receiver Speaker Level inputs For this function to work properly the Power Switch must be left in the on position The light above will glow when the unit is in standby mode No other lights will glow 3 Boost This switch when in the on position will increase output at 25 Hz by 4dB Use this switch with discretion and caution as some subwoofers may not be able to handle this extra boost RBH does not recommend using this feature with the following products WS 100 TS 10AN 4 Phase Switch This switch changes the output phase of the amplifier Changing the phase will change the way the subwoofer s and main speakers interact with each other at the crossover frequency Switching to the 180 position on may result in more or less mid bass depending on the relative location of the main speakers to the subwoofer s The light above this switch will glow when the phase is set at 180 5 Crossover Switch This switch allows the amplifier s internal low pass filter to be defeated when using an external crossover or when the crossover is not needed When defeated off the subwoofer output will play the full range of the audio signal This switch has no effect on the high level inputs and outputs shown in Figure 2 10 and
9. d not be placed on top of or next to the amplifier Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through its ventilation openings Damage Requiring Service This amplifier should be serviced by a qualified technician when The power supply cord has been damaged or Objects have fallen or liquid has been spilled into the amplifier or The amplifier does not appear to function normally or exhibits a marked change in performance or The amplifier has been dropped or the enclosure is damaged Amplifier Type Power Output Distortion THD S N Ratio Input Impedance Input Sensitivity Crossover Slope Crossover Freq Range Auto Turn on Sensitivity Turn off Delay Time Frequency Response Boost Damping Factor Weight Dimensions Limited Warranty SA 200 Discrete Class A B 200 Watts into 4 Ohms lt 0 04 1 Watt gt 82dB without filter 47 Kohms line level 200 Ohms speaker level 80 mV line input 280mV speaker level 12 dB octave 40Hz to 180Hz 1 8mV 15 20 Minutes 20Hz 20kHz 3dB crossover off 10Hz 100HZz 3dB crossover on 4dB 25 Hz when activated gt 200 17 Ibs 17 W x 4 H x 13 D SA 400 Discrete Class A B 400 Watts into 4 Ohms lt 0 04 1 Watt gt 84dB without filter 47 Kohms line level 200 Ohms speaker level 80 MV line input 280mV speaker level 12 dB octave 40Hz to 180Hz 1 8mV 15 20
10. l wires are properly connected Verify that all connections are complete and secure with no stray wires contacting other terminals If problem is in wire itself replace suspect wire Check each individual subwoofer to verify that each is still operational Check the entire system for proper polarity Adjust crossover frequency by turning the Crossover Frequency Control clockwise until desired sound is obtained Check Crossover On Off switch for correct setting 6 Crossover Frequency Control The variable crossover frequency control allows you to set the point of the low pass frequencies being reproduced by the amplifier anywhere from 40Hz 180Hz Try an initial setting of the crossover frequency control at the midway 12 o clock setting Increasing the crossover frequency will produce more mid bass output from the amplifier 7 Master Volume Control This dial allows you to adjust the output level of the subwoofer to match the audio system For an initial setting turn the volume control up one quarter of a turn 9 o clock position The volume control may be adjusted while listening to match the subwoofer output level with the rest of the system Reminder The volume control should be at the minimum setting all the way counterclockwise before plugging the amplifier into an A C wall outlet FREQUENCY MASTER VOLUME Pa CROSSOVER Figure 1 CAUTION SPEAKER LEVEL gt TO REDUCE THE RISK OF FIRE WITH ONLY THE S
11. t Use either the Line inputs or the Speaker Level inputs separately DO NOT use both as damage to the receiver and or the Subwoofer Amplifier may result 12 Subwoofer Output This is the amplified audio output of the Subwoofer Amplifier If the Crossover Switch 5 is in the on position the audio output will be limited to the lower frequencies selected by the Frequency Control 6 If the Crossover Switch 5 is in the off position the audio output will be full range An impedance load of 4 16 ohms may be connected to this binding post Please follow the instructions in the connections section of this owner s manual for proper wiring information 13 Dimmer This knob adjusts the brightness of the indicator lights on the front panel 14 Voltage Selector Switch If your model features this capability this switch allows you to select between 110V A C 60Hz or 220V A C 50HZ Warning f the voltage setting does not match the A C power supplied damage to the Subwoofer Amplifier may result 15 Fuse Access This is the power fuse access Warning In the event the fuse must be replaced the replacement fuse must match exactly the original fuse value If the replacement fuse is not of the same value damage to the Subwoofer Amplifier may result Caution Before replacing the fuse disconnect the power cord from the power receptacle Situation No sound from subwoofer s Sound from at least one subwoofer but no
12. t the other s Performance is less than expected Probable Cause Amplifier is not connected to constant A C power outlet Subwoofer s is are not connected to amplifier correctly Amplifier is not receiving an audio signal from Pre Amp Receiver Electrical short in wiring Amplifier fuse might be blown Bad connection s to non working subwoofer s Electrical short in wiring If one subwoofer is damaged due to being overdriven then it may have a negative effect on another subwoofer used in a series connection The and polarity of the subwoofer wire might be reversed on the subwoofer Crossover frequency not adjusted correctly Crossover switch is in the wrong position Troubleshooting Solution Make certain that the amplifier is plugged into an unswitchable A C power outlet Make certain that subwoofer s is are conn ected properly refer to the connections section of this manual Make certain that there is an audio signal from Pre Amp Receiver and that audio connections resemble those in the connections section of this manual Verify that all connections are complete and secure with no stray wires contacting other terminals If problem is in wire itself replace suspect wire Replace fuse if fuse is not readily accessible consult your authorized RBH dealer Warning Before replacing fuse please see the rear panel features controls section 14 of this manual Verify that al
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