Boss Audio Systems Low Profile Amplified
Contents
1. GREEN ON MN MAX 20Hz sokz oaB 1248 5ohz 150Hz O 180 RED PROTECTION BOSS 2222 cee Remote Level Control Install the remote control securely under the dash or in a similar location where using it will O not distract the driver RS80 Amplified Subwoofer User s Manual page 10 Troubleshooting If you experience operation or performance problems with this product compare your installation with the electrical wiring diagram on the previous pages If problems persist read the following troubleshooting tips which may help eliminate the problems SYMPTOM POSSIBLE REMEDY Amplifier will not Check to make sure you have a good ground connection power up Check that the Remote Input Turn On has at least 3VDC Check that there is battery power on the terminal Check that there is at least 12v Check all fuses replace if necessary Make sure that the Protection LED is not illuminated If it is lit shut off the amplifier briefly and then repower it Protection LED comes on when Turn down the volume control on the head unit to prevent overdriving Reset the amplifier If the Protection LED still comes on then the amplifier amplifier is is faulty and needs servicing powered up No output Check that all fuses are OK Check that unit is properly grounded Check that the Remote Input Turn On has at least 3VDC Check that the RCA audio cables are plugged into the proper inputs C2. AUDIO SYSTEMS RS80 8 Low Profile Amplified Subwoofer Congratulations on your purchase of a BOSS RS80 AUDIO SYSTEMS Amplified Subwoofer It has been designed engineered and manufactured to bring you the highest level of performance and quality and will afford you years of listening pleasure Thank you for making a BOSS your choice for car audio entertainment USER S MANUAL page CONTENTS 2 Introduction 2 What is included 2 Features 3 General precautions 4 Protection circuitry 4 Installation precautions 4 Fuses 4 Mounting the subwoofer 5 Connecting the subwoofer 7 Front panel controls and features 8 Rear panel controls and features 9 Input wiring 10 Power connections 10 Remote level control connection 11 Troubleshooting 12 Specifications RS 80 Amplified Subwoofer User s Manual page 1 Introduction With the RS80 we are introducing a low profile amplified subwoofer Low enough to easily fit below the seat of your car this system offers you a quick and easy way to add a high powered subwoofer system to your audio system The integrated amplifier in the RS80 features a low pass crossover and a subsonic filter as well as a control for adjusting the input sensitivity from 0 2V to 6V Both high level speaker level and low level RCA type inputs are present making this a universal solution for use with any head unit or other input source For further flexibility in the us
3. s should only be used when your receiver lacks RCA outputs If the RCA outputs are not present connect the speaker outputs from the receiver to the high level input connector of the amplifier Be sure to observe polarity to avoid audio phase problems NOTE Do not connect BOTH the high level and low level inputs from your receiver to your amplifier at the same time AMPLIFIED SUBWOOFER INPUTS power GROUND REMOTE 12V LINE LEVEL R GREY E R GREY BLACK WHITE L WHITE BLACK oooooo To Speaker Terminals of head unit RS80 Amplified Subwoofer User s Manual page 9 Power Connections Connect the ground terminal to the closest point on the chassis of the vehicle Keep this ground wire to less than 39 100 cm in length Use 8 gauge or heavier wire Connect the remote terminal to the remote output of the head unit using 16 gauge or heavier wire Connect an empty fuse holder within 18 45 cm of the car battery and run 8 gauge or heavier cable from this fuse to the amplifier location Then connect the fuse holder to the BATT connection on the subwoofer rear panel e1 to REMOTE TURN ON terminal of head unit Chassis ground point Remote Level Control Connection INPUT SUBSONIC S LOW PASS PHASE REMOTE GAIN FILTER FILTER SHIFT POWER STATUS cane I
4. Fuses Power fuses protect both the amplifier and the electrical system of your car from fault conditions If you must replace a fuse in your RS80 powered subwoofer use a fuse of exactly the same type and rating Using a different type or rating of fuse may result in damage to your amp or vehicle or cause a fire RS80 Amplified Subwoofer User s Manual page 4 Mounting the subwoofer 1 Find a suitable location in the vehicle in which to mount the amplifier A typical location is shown below Vehicle seat Make sure there is sufficient air circulation around the intended mounting location Position the subwoofer enclosure where you wish to install it Make some small marks to identify the position and remove the unit We have provided kits for two different installation methods as follows Using self adhesive tape 1 Thoroughly clean the area you plan to attach the subwoofer using a vacuum cleaner 2 Attach the supplied double adhesive tape and put the subwoofer in the place and press down on it securely Using mounting legs 1 Thoroughly clean the area you plan to attach the subwoofer using a vacuum cleaner 2 Using the 8 machine screws provided attach the legs to the ends of the enclosure as shown in the diagram to the right Attaching the mounting legs to the ends of the enclosure 3 Using the 3 self tapping screws provided attach each of the brackets to the surface bel
5. ace the fuse use the spare The fuse is rated at 15A Do not use a fuse with a different value and NEVER replace the fuse with a wire or coin LOW LEVEL RCA INPUTS Low level inputs are the recommended way to introduce the audio signal to the subwoofer if RCA outputs are present on your head unit or other signal source such as a sound processor RS80 Amplified Subwoofer User s Manual page 8 EO HIGH LEVEL speaker level INPUTS If your head unit does not have RCA outputs you can use the speaker outputs for the audio source for the RS80 Use the supplied cable and wire harness and connect the outputs properly as shown in the connection diagram in this manual SPARE FUSE The lower fuse socket is a storage location for a spare fuse If the upper fuse blows you may replace it with this fuse Low Level Input Wiring Low level RCA input wiring is preferred for best audio performance Most trunk or hatchback installations will require a 15 20 foot RCA cable while pickup trucks and under seat installations will require a 6 12 foot RCA cable Always use a high quality cable NOTE Do not connect BOTH the high level and low level inputs from your receiver to your amplifier at the same time AMPLIFIED SUBWOOFER 308 S5 I I I GROUND REMOTE 12V To Audio Outputs of head ae ee ae oe fe processor High Level Input Wiring The high level input
6. any repairs to a qualified service technician e To avoid risk of electronic shock or damage to the unit do not permit any of this equipment to become damp or wet from water or drinks If this does occur immediately unplug the power wires and send the product to your local dealer or service center as soon as possible e f there is smoke or any peculiar odor present during use or if there is damage to any of the component enclosures immediately unplug the power cord and send the product to your local dealer or service center as soon as possible SHOCK HAZARD Do not open the case of this product There are dangerous voltages present within the unit There are no user serviceable parts within the unit Protection Circuitry The built in amplifier incorporates special protection circuitry which will disable the amplifier if any of the following should occur e Input overload e Short circuit e Extremely high temperatures If any of these conditions is detected the amplifier will go into a self preservation mode and the PROTECT LED on the control panel will glow in RED color What should do if the POWER STATUS LED turns RED If you observe that the POWER STATUS LED IS RED please check the system carefully to determine what has caused the protection circuit to engage To reset the amplified subwoofer when it is in PROTECT mode turn the power off to the system usually by turning off the head unit or ot
7. e of a subwoofer a variable bass boost control has been included You can control the subwoofer level with the remote level control module RS80 Amplified Subwoofer User s Manual page 2 What is included When first unpacking your new amplified subwoofer please check first that the package contains all of the items below If something is missing contact the store where you purchased the product e RS80 amplified subwoofer e Remote subwoofer level control e Remote subwoofer control cable e High level input harness wire e Mounting legs and screws Features Your new RS80 Powered Subwoofer features the following e MOSFET PWM Pulse Width Modulated Power Supply e Thermal overload and speaker short protection e Soft turn on circuit e Remote turn on turn off circuit e Variable input gain control e Variable low pass crossover e Variable subsonic filter e Variable bass boost 0 to 12dB e Variable phase shift 0 to 180 e Nickel plated RCA low level and high level inputs e LED power protection indicator e Remote subwoofer level control General precautions Before installing and using your new 3995 amplified subwoofer please become familiar with all the infor mation contained in this manual Please keep this manual in a safe place for future reference e Do not open or attempt to repair this unit yourself Dangerous high voltages are present which may result in electric shock Refer
8. heck all speaker wiring Low output Reset the Level Control Check the Crossover Control settings Disconnect all RCA inputs to the power sub s control panel If the hiss High hiss in the sound disappears then plug in the component driving the amplifier and unplug its inputs If the hiss disappears at this point go on until the faulty noisy component is found It is best to set the amplifier s input level control as low as possible The best subjective signal to noise ratio is achieved in this manner Try to set the head unit as high as possible without distortion and the amp input level as low as possible Squealing noise is present Check for improperly grounded RCA interconnects Distorted sound Check that the Input Level Control is set to match the signal level of the head unit Always try to set the Input Level as low as possible Check that all crossover frequencies are properly set Check for short circuits on the speaker leads Amplifier gets very hot Check that the minimum speaker impedance for the amp model is correct Check that there is good air circulation around the amp In some applications it may be necessary to add and external cooling fan Engine noise static type This is usually caused by poor quality RCA cables which can pick up radiated noise Use only the best quality cables and route them away from power cables Engine noise alternator whine Check tha
9. her signal source which feeds the amplifier and then turn it on again If the internal amplifier has shut down due to thermal overload you should first allow it to cool down before restarting If the shut down was due to either an input overload or a short circuit be sure to correct these conditions before attempting to power up the subwoofer again RS80 Amplified Subwoofer User s Manual page 3 Installation precautions Before you drill or cut any holes investigate your car s layout very carefully Take special care when you work near the gas tank fuel lines hydraulic lines and electrical wiring Never operate the subwoofer when it is unmounted Attach all audio system components securely within the amplifier to prevent damage especially in an accident Do not mount this product so that wire connections are unprotected in a pinched condition in contact with any metal surfaces in your vehicle or likely to be damaged by nearby objects Before making or breaking power connections in your system disconnect the vehicle battery Confirm that your head unit or other equipment is turned off while connecting the input jacks and speaker terminals If you need to replace the power fuse replace it only with a fuse identical to that supplied with the product Using a fuse of a different type or rating may result in damage to your audio system or your amplifier which is not covered by the manufacturer s warranty
10. n reduce the level until the distortion is completely gone Leave the control at this setting SUBSONIC FILTER Use this control to filter out low frequency noise and rumble BASS BOOST The bass boost feature will increase the sound level in the bass frequencies POWER STATUS Low pass PHASE SHIFT LOW PASS FILTER This control permits you define the frequency range you want the subwoofer amplifier to receive The subwoofer will reproduce all sound BELOW the frequency you set If the rest of your system is weak on the mids you may wish to set this control relatively high If the midrange is well covered by the rest of your system you will probably want the subwoofer to only receive lower frequency signal PHASE SHIFT Use this switch to help compensate for time alignment problems in the system Such problems usually result from having the subwoofer at a different distance from the listener than the other speakers in the system POWER STATUS LED This bi color LED glows green when power is on and no problems are present If one of the protection circuits comes on it will change to red RS80 Amplified Subwoofer User s Manual page 7 Rear panel controls and features I I I GROUND REMOTE 12V T POWER TERMINALS FUSE The fuse in the upper socket is the fuse which provides protection for the circuitry The lower fuse is a SPARE If a fault occurs and you need to repl
11. ow Of course before you drill or cut any holes investigate your car s layout very carefully Take special care when you work near the gas tank fuel lines hydraulic lines and electrical wiring Attaching the mounting brackets to the mounting surface Connecting the subwoofer Before doing any wiring look through this manual and identify the diagrams to follow for power input and speaker connections for your particular installation Be sure you understand all the connections before you proceed 1 Connect the ground terminal to the closest point on the chassis of the vehicle Keep this ground wire to less than 39 100 cm in length Use 8 gauge or heavier wire 2 Connect the remote terminal to the remote output of the head unit using 16 gauge or heavier wire 3 Connect an empty fuse holder within 18 45 cm of the car battery and run 8 gauge or heavier cable from this fuse to the amplifier location 4 Check that the fuse holder is empty Then connect the fuse holder to the BATT connection on the amplifier RS80 Amplified Subwoofer User s Manual page 5 6 Connect all line inputs and outputs if used using high quality cables Connect all speakers following the diagrams in this manual Be sure to observe proper polarity to avoid audio phase problems 7 Insert fuse s into the battery fuse holder s 8 Recheck all connections before powering up the subwoofer 9 Set all level cont
12. rols to minimum position and set all crossover controls switches to the desired frequency points 10 Power up the head unit and the subwoofer Then set the volume control on the head unit to about 3 4 volume and adjust the subwoofer s input level controls to just below the level of distortion 11 Further fine tuning of the various controls may be necessary to obtain best results RS80 Amplified Subwoofer User s Manual page 6 Don t misuse the level control Do not mistake the input level control for a volume control It is designed ONLY to match the output level of your audio source to the input level of your subwoofer Do not adjust this input level to maximum unless your input level requires it Ignoring these instructions will result in an input overload to the amplifier in the subwoofer and excessive audio distortion It can also cause the protection circuit to engage Front panel controls and features REMOTE LeveL INPUT SUBSONIC CONTROL REMOTE LEVEL CONTROL PORT Attach the included remote level control to control the volume level of the subwoofer independently INPUT GAIN CONTROL After you have installed your system turn this control to minimum Turn the head unit on and the subwoofer will turn on via the remote connection Turn the head unit volume to about 2 3 full level Slowly turn up the subwoofer input gain control until you hear a small amount of distortion The
13. t the RCA grounds are not shorted to the vehicle chassis Check that the head unit is properly grounded RS80 Amplified Subwoofer User s Manual page 11 Specifications ROSS AUDIO SYSTEMS 8 Amplified Subwoofer MODEL RS80 Maximum power 800W RMS power 400W THD lt 0 4 Signal to noise ratio gt 90dB Frequency response 20Hz 150Hz Adjustable Input Sensitivity 0 2 V 6V Low pass filter 50Hz 150Hz Subsonic filter 20Hz 50Hz Bass Boost 0 to 12dB Fuse rating 15Ax2 Dimensions 13 8 x 13 8 x 3 4 350 x 350 x 86mm All specifications subject to change without notice RS80 Amplified Subwoofer User s Manual page 12
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