Installation Manual for Platinum Line Component System
Contents
1. Connecting the Crossover Frequency Response High Pass N Figure 4 Setup of crossover CS 265 25 Germanium W Figure 5 Setup of crossover CS 465 25 Germanium Attaching the Crossover nj A Figure 6 Dear valued customer We congratulate you on your purchase of our superior product and thank you for placing your trust in Rainbow We have put together this installation manual with great consideration of different mechanical and acoustical auto features Nevertheless mistakes can happen We would greatly appreciate your bringing any mistakes you come across to our attention Please review the list at hand page 4 of the complete system components to ensure against missing or damaged equipment and notify your dealer immediately of any problems Your dealer will provide you with any necessary replacement parts and assistance you may require Best wishes Your Rainbow Team Attention Important Operational Information Please Read Before Installation The loudspeaker may be operated only with the system synchronized crossover and under observance of the specified rated output power Interchanging the woofer and tweeter connections will lead to immediate destruction of the tweeter Beginning operation without the crossover for example with an active crossover or non system crossover may result in damage to the loudspeaker When connecting the loudspeaker crossover2. can be tonally advantageous if thereby the arrangement is done in such a way that the left tweeter radiates to the right door and or right seat and the right tweeter radiates sound toward the left door and or the left seat In order to achieve optimal tweeter placement the scenario described above should be followed The midrange should be placed whenever possible between the tweeter and woofer with preference being given to proximity to the tweeters When possible the woofers should be placed in the bottom area of the door lining The distance between tweeters midrange and woofers should be kept as small as possible to prevent the sound of the loudspeakers from being negatively impacted fig 1 In order to achieve optimal woofer performance i e kickbass the total door space must be used That means that the splash guard on the doors must be cut in an u shape in the woofer area and fixed against resonating In addition it must be made certain that the woofer is sealed to the door lining to avoid an acoustical short circuit The door space should in order to promote the flow of the sound waves be loosely draped with an absorbent material A further measure helpful for optimization of sound is suppressing the resonance of the door metals on the door inside with special absorbent mats If the door lining has a tendency to resonate a wooden plate should be installed for further support If this is not possible foam material can be used t
3. and amplifier it is absolutely necessary to employ the same polarity Interchanging the polarity produces an unnatural sound lacking bass reproduction The component systems are acoustically synchronized as one unit Supplementation through an auxiliary loudspeaker or trade out with a larger woofer is not possible as this would change the overall frequency response or impedance of the system An overload of the crossover or a single loudspeaker would then be unavoidable The opening of the crossover for the purpose of altering the parts or function is considered foreign interference and grounds for termination of the warranty For the purpose of technical safety the loudspeaker should only be attached with the included self tapping screws We accept no liability for use of alternative methods of attachment Contents and Detail of Parts Fastening for Woofer 2 pieces grill 175 mm metal grey with Rainbow logo A 2 pieces woofer 175 mm B 8 pieces self tapping screw 4 0 x 30 V2A stainless steel Pan Head G 8 pieces washer M4 V2A stainless steel H 8 pieces screw M4 0 x 30 V2A stainless steel C 8 pieces nut M4 stainless steel D 8 pices self locking nut M4 stainless steel E Fastening for Tweeter 2 pieces CAL 28 Platinum volume silk dome tweeter with neodymium motor J 2 pieces angle mount M 2 pieces threaded bolt M4 to M5 Q 2 pieces clamp rings R 6 pieces set screws S 2 pieces nut M5 T 2 pieces screw M4 0 x 5 U 2 pieces washer M4 sta
4. Installation Manual for Platinum Line Component System CS 275 28 Platinum 2 Way Component System 180 Watt Part No 231444 CS 275 28 Platinum active 2 Way Component System 180 Watt Part No 231445 Please read installation manual carefully before beginning installation P roinbow RAC GmbH amp Co KG P O Box 1225 74899 Bad Rappenau Germany Telephone 49 7066 9006 0 Telefax 49 7066 9006 50 http www rainbow audio de Important Safety Instructions Please read all warnings found in this manual They inform you of the potential danger of personal injury or damage to property Our products are intended for use only by those possessing the necessary specialized knowledge The relevant safety regulations regarding related auto parts the regulations on internal vehicle safety as well as the regulations of the authorized vehicle manufacturers should be followed diligently Hearing Damage Continuous excessive exposure to sound pressure levels in excess of 85 dB can cause a loss of hearing Rainbow components are capable of producing sound pressure levels greater than 85 dB Volume and Driver Awareness Use of sound components can impair your ability to hear necessary traffic sounds and may constitute a hazard while driving your automobile Rainbow accepts no liability for hearing loss bodily injury or property damage as a result of use or misuse of this product Working on Automobile Do not use your automobile
5. amages caused such as burned voice coils and broken lead wires Accidents acts of God or others for which RAC cannot be held accountable In particular water and fire are not subject to warranty Normal wear and tear is not covered under warranty Version SPJ SG 1 0 09 06 This document is protected by copyright All duplications and or reproductions in full or part as well as all renditions of the illustrations with or without alterations are permitted only with written agreement from RAC GmbH amp Co KG Copyright 2006 by RAC GmbH amp Co KG Rainbow is a registered trademark 16
6. available connection cable of the tweeters see fig 7 and make sure the polarity of the connections corresponds Figure 7 Tweeter terminals Figure 8 Woofer terminals In order to project a vivid and unobstrusive sound regardless of the placement of the tweeters this component system allows the intensity of the sound pressure in the tweeter range to be adjusted at the crossover Figure 9 Crossover connections 1 Switchboard 2 Bi Wiring Bi Amping Jumper 4 Adernendhulse end si Ta meairle AHN IAW HII Kabelisolation wire isolation 3 Main Amplifier Lwpass Amplifier terminal Bi Wiring Bi Amping only f B AAN ANN g TTT 4 Highpass amplifier terminal Bi Wiring Bi Amping only 5 Midbass Output 6 Tweeter Output 7 Exchangeable halogen bulb tweeter protection 8 Mounting holes 13 Jumper position on crossover switchboard see figure x No 1 bold is default position J3 A B Close Tweeter SPL Level 12dB Reference frequency reponse gliding 2dB per octave Recommended with installation of the tweeters directly in the listening axis and or ear proximity e g A or B pillar front instrument panel area with strong windshield p reflection or rear installation in direct proximity of the back window e J4 A B Close Tweeter SPL Level 6dB Reference frequency reponse gliding 2dB per octave Recommended with installation of the tweeters directly in the listeni
7. ce 40 Recommended high pass settings 2 600 Hz with 12 dB Oct 2 400 Hz with 18 dB Oct 2 200 Hz with 24 dB Oct Tweeter measurement Mounting depth 32 mm External diameter 56 mm Fastening diameter 48 mm Important The loudspeakers may only be operated with the indicated nominal power and only with the recommended high pass and low pass frequencies and slopes Any operation with frequencies and slops other than the recommended may cause damage to the loudspeakers Do not mix the frequencies and slopes always use the same frequency and slope for the tweeters and woofers You have to calibrate you amplifiers output power so that at the highest possible sound level the tweeters peak power never exceed 10 Watts Make sure of this before connecting the tweeters to the amplifier This important information is for active operation only Platinum Line Capabilities Rainbow Platinum Line loudspeakers are high quality car audio systems that can be used with any commercial amplifier For optimal sound reproduction in the vehicle we recommend the use of a linear amplifier with at least 50 Watt RMS of power The excellent efficiency of the loudspeakers makes possible an enormous dynamic range which is fully appreciable even at the lowest performance levels Auto specific tuning and the usage of select parts in the crossovers are characteristics that define our Platinum Line Thermal protection level adjustment within the h
8. e ee Sa axis rainbow J2 should be in B C position if woofer and tweeter are out off axis e g tweeter in mirror triangle or in door J8 A B Close 18dB low pass with phase correction B C Close 24dB low pass J8 should be in A B position if distance between woofer and tweeter is large and woofer and tweeter are off axis J8 should be in B C position if distance between woofer and tweeter is in axis Basic setup default eJl A B Close High pass phase correction OFF e J2 A B Close 24dB high pass e J6 A B Close Tweeter SPL Level OdB linear E e J8 B C Close 24dB low pass Fs L L Z Foinbow HL ATTENTION The jumpers J1 J2 amp J8 are for professionals only who have the knowledge and measurement equipment to measure frequency response and phase in the vehicle If you do not have any measurement equipment and you are not an installation professional please leave these jumpers on default position Attachment of the Crossover Fasten crossovers X to a suitable easily accessible and well ventilated location in the vehicle with the accompanying self tapping screws 3 9 x 32 Z through the holes in the bottom plate see fig 9 No 8 Reassemble crossover as shown on the right side with provided screws Note Do not attach crossovers with sink screws When using sink screws the mounting feet can be damaged During the placement of the crossovers a large distance from cable harness
9. ent systems the tweeter range has been provided with a thermal protection device in the crossover This added measure protects the high quality tweeter against overly high performance levels However with extremely high performance levels the protecting halogen bulb 12V 20W G4 can burn out and must then be replaced with a halogen bulb of the same type If this happens remove crossover covers carefully and loosen the screws on the bulb mounting plate Replace the defective halogen bulb and firmly tighten screws again For audiophiles the halogen bulb can be replaced by a silver wire jumper Note The overload protection of the tweeter will thereby be lost Therefore care should be taken in adjusting the volume control Philosophy of the Crossover Experimentation is highly encouraged The crossovers are designed in such a way that a multitude of sound combinations is possible allowing listeners to select their personal preference Because each person hears differently and each vehicle possesses different acoustics we can give only basic positioning recommendations here Therefore experimentation incorporating individual preferences is encouraged Normally high and middle range tones sound louder on the driver s side since the driver sits directly in the sound field of the loudspeakers The front passenger side is comparatively quieter since the speakers are located farther away with timing delays even being detectable The result is inevi
10. er the tweeter housing Use the three set screws S to fix the tweeter by turning them in with the provided allen wrench see figure 3 Angle mount installation e Turn in threaded bolt Q on back side of the tweeter Place tweeter J through angle mount M in the prepared opening and put U bracket K onto the threaded bolt Use washer W and screw nut T to fix tweeter see figure 4 U bracket flush mount installation e Turn in threaded bolt Q on back side of the tweeter Place tweeter J in the prepared opening and put U bracket K onto the threaded bolt Use washer W screw nut T to fix tweeter see figure 5 Figure 3 Clamp ring flush mount installation Figure 4 Angle mount installation J Covering Verkleidung S Figure 5 U bracket flush mount installation J Covering Verkleidung Note Use only the enclosed threaded bolts for the U bracket attachment method Use of incorrect or overly long screws can damage the tweeters 10 Cable Preparation Shorten tweeter cable e g AIV Silverado with at least 1 mm to the appropriate length and strip both ends Insert the red conduit cover over the appropriately marked conductor and the black cover over the remaining conductor Solder one end of the stripped conductor to the cable end sleeve Provide cable end sleeves contacts at the other end of the cable as well as at the short connection cables of the tweeters Note Attach tweeter o
11. es should be maintained in order to avoid inductive distortion If inductive distortion occurs immediately change the position of the crossovers 15 Maintenance The components of the Platinum System should be cleaned at regular intervals as the conditions in motor vehicles rapidly cause soiling and a deterioration of the material Use a soft moist cloth and then wipe dry Do not use any solvents or organic detergents Warranty With this user warranty Rainbow provides a5 year warranty against defective material and workmanship for the Platinum Line CS 275 28 beginning with the acquisition of the product by the authorized dealer is entitled only to the direct first buyer and is non transferable The warranty covers all material and manufacturing defects however it excludes mechanical defects defects caused by electrical overloading and foreign interference by unauthorized persons Mechanical Defects Defects resulting from damage to the components during installation dirt or metal shavings in the open magnetic system inappropriate installation for use not corresponding to the intended range of application Electrical Defects Damage resulting from electrical and thermal overloading and or inadmissibly high power supply and clipped amplifiers Electromechanical Defects Damage occurring from operation of the loudspeaker system with too high volumes inappropriate enclosure volume for example trunk etc and the corresponding d
12. ets the optimum of the quality coefficient of the Thiele Small Parameter which is Qts 0 707 The required volume is 6 8 litres The corresponding resonance frequency is about 80 Hz Consequently this system is defined as a satellite system and has to be cut off through a high pass with a cut off frequency of 80 Hz and at least 12 dB Octave A subwoofer is essential Standard installation in undefined door volumes This form of installation is unsatisfactory and should only be used as a provisional arrangement since it does not allow optimum Qts factor Moreover holes in the door or leakage in the cladding may cause parasitic reflexions and impair the reproduction at low frequencies Woofers require a large area for optimum sound reproduction Car doors with a large air cushion between the door lining and external metal or the rear windshield deck of an auto with a large trunk are ideal locations In some vehicles designated speaker locations in the instrument panel doors rear sides and rear windshield deck offer the necessary minimum area The installation location of the tweeter must as with the woofer fit freely into the available designated area or in a newly chosen area in order that an unencumbured radiation of sound is possible Before installation the mechanical installation possibilities with consideration given to acoustical expectations should be reviewed In order to find the best placement for the tweeter to achieve optimal so
13. igh tone and bass tone range as well as changing filter slopes are just as standard as the fundamental 24 dB coupling of the individual loudspeakers Positioning the Loudspeaker Rainbow loudspeakers may be installed in your vehicle in a variety of places In determining the installation location the following information should be considered e The position of the speakers has a decisive impact on both the sound reproduction and the sound impression Moreover you have to decide whether you want to install a full range system without subwoofers or if you prefer a satellite system with a subwoofer as the front main system e The Platinum system may be installed in one of the three ways o the full range system with defined volumes o the satellite system with defined volumes o the standard installation for undefined door volumes e The Platinum system should not be installed in the rear of the car with the trunk boot serving as a resonance body if the required volumes are exceeded Full range system The full range system needs a closed minimum volume The Thiele Small Parameter Qts should be around 0 4 0 55 in this volume The needed volume equals about 15 to 30 litres Operation with high pass subsonic filter with a cut off frequency of 30 Hz 12 dB Oct better 24 dB Oct only This increases the power handling and lifespan of the amplifiers and the mid basses Satellite system The satellite system requires a closed volume that me
14. inless steel V 2 pices washer M5 stainless steel W 1 piece allen wrench 1 5 Fastening for Crossover 2 pieces crossover X 6 pieces self tapping screw 3 9 x 32 DIN 7982 Z 1 piece allen wrench 2 0 1 piece allen wrench 4 0 Miscellaneous 1 piece installation manual Technical Data System CS 275 28 Platinum Peak power handling 180 W Power rating 120 W Sensitivity 90 dB 1W 1m Frequency response 35 26 000 Hz Impedance 40 Crossover 2 Way Slope 2 x 24 dB Octave Crossover frequency 2 200 Hz Thermal protection HALO PTC Woofer W 175 Platinum Peak power handling 180 W Power rating 120 W Sensitivity 90 dB 1W 1m Frequency response 35 5 000 Hz Impedance 40 Recommended low pass settings 2 600 Hz with 12 dB Oct 2 400 Hz with 18 dB Oct 2 200 Hz with 24 dB Oct Woofer measurements Mounting depth without with ring 82 mm External diameter without with ring 180 mm Installation diameter 144 mm Fastening diameter 168 mm Woofer Thiele Small Parameter Resonacne frequency 44 Hz DC resistance 3 60 Impedance 5 2 Q 1000 Hz Qms 7 15 Qes 0 41 Qts 0 39 Vas 15 litres Mms 20 grams BL Factor 7 0 Tesla M Linear excursion Xmax 8 mm Tweeter CAL 28 Platinum Peak power handling with high pass only 180 W Power rating with high pass only 120 W Sensitivity 90 dB 1W 1m Frequency response 900 26 000 Hz Impedan
15. n is that the individual system loudspeakers should for acoustical purposes be kept as close as possible to one another When the individual loudspeakers are placed too far apart an acoustical void that impairs the intended sound can result Important Review mechanical suitability before beginning installation into the selected location Built in auto parts should not be removed Take care with window mechanics and door handles during door removal Likewise during rear area installations use care around the gas tank This area should in no case be worked on in any way In general pay close attention to hidden cables and lines which should not be cut or removed Self installation of the loudspeakers is possible however take note in advance of necessary specialized technical information about connections and interior auto safety mechanics The most acoustically favorable installation location is not always mechanically suitable In this case an appropriate compromise between optimal sound reproduction and mechanical attachment should be determined Door Installation In order to achieve optimal frontstaging the tweeters should not be placed too deeply in the door area They should be installed for instance at shoulder height and as far forward as possible in the vicinity of the instrument panel Suitable installation positions here are the side view mirror area and the upper door lining Placing the tweeters on diagonal spacer rings about 20
16. ner that the connections always lie freely Under no circumstances should these make contact with surrounding metal parts e Loosely attach the woofer with the selected screws and washers M4 H Align woofer ensuring it lies evenly flat adjust as necessary through the rubber support and tighten screws The woofer must lie absolutely flat and should not be able to be turned when adjusting screws e From overhead insert speaker grill A together with the enclosed rubber ring perpendicularly into the inner ring of the woofer and press Figure 2 Installing and Attaching the Woofers Installing and Attaching the Tweeter Installation Location Door Installation front rear rear installation side view mirror area installation instrument panel installation and rear windshield deck installation e Fix the installation template of the tweeters at the selected location with tape and along the indicated line carefully cut and smooth edges e For an U bracket K installation special threaded bolts M4 on M5 Q are included with the system Screw the M4 side of the mounting bolts to the tweeter The appropriate bolt hole M4 is located in the base of the tweeters Loosely tighten the screw mountings with the an allen wrench Afterwards screw the tweeter onto the mount with hexagonal nut M5 T and using the washer M5 W Clamp ring flush mount installation e Place tweeter J in the prepared opening and put clamp ring from the back ov
17. ng axis and or ear proximity e g A or B pillar front instrument panel area with strong windshield reflection or rear installation in direct proximity of the back window J5 A B Close Tweeter SPL Level 8dB Reference frequency reponse gliding 2dB per octave Recommended with installation of the tweeters directly in the listening axis and or ear proximity e g A or B pillar front instrument panel area with strong windshield S reflection or rear installation in direct proximity of the back window J6 A B Close Tweeter SPL Level OdB linear Recommended with installation of the tweeters outside of the direct listening axis e g lower door installation floor space installation rear installation next to head rests or 3 roinbous with heavily padded vehicle interiors with strong high 7 frequency sound absorption ma L e J7 A B Close Tweeter full SPL Level 6 dB Recommended for kick panel operation in floor space eJl A B Close High pass phase correction OFF B C Close High pass phase correction ON J1 should be in A B position if tweeter is mounted in axis e g on dashboard J1 should be in B C position if tweeter is out of axis and distance between tweeter and woofer is large e g a pillar installation 14 e J2 A B Close 24dB high pass B C Close 18dB high pass with phase correction J2 should be in A B position if woofer and tweeter are on JM e
18. nly over the prepared connection cables preferably with suitable plug contacts Soldering of the cables directly to the tweeter is not possible The tweeter can be severely damaged by the soldering procedure Shorten woofer cable e g AIV Triple Mix with at least 2 5 mm to the necessary length to run from the woofer to the screw connections of the crossover and strip at both ends Insert the red conduit cover over the appropriately marked conductor and the black cover over the remaining conductor Equip both ends of cables with conduit covers provided and solder cable end sleeves to the one end and the u shaped metal jackets on the other end Note If cables with a larger diameter than 2 5 mm are being used for the installation they must be provided with the appropriate u shaped metal jackets according to DIN 46244 Cables should not be soldered at the screw connections The heat from soldering causes the screw connections to move out of position making misfires caused by poor contact unavoidable In general the loudspeaker cables should be kept as short as possible and run in such a way that they are kept separate from the auto s electrical system thereby preventing distortion from the generator and electrical wiring The loudspeaker cables can also be twisted together to help prevent distortion Rolling up excess loudspeaker cable length is not helpful as it merely increases chances of distortion The Crossovers With all compon
19. o lessen the effect For installations in linings of 2 door vehicles the same procedures and considerations are recommended Figure 1 Positioning the Loudspeakers in Doors Tweeter P Installing and Attaching the Woofer Note Do not attach via or puncture the membrane Do not damage the membrane with a screwdriver or other sharp tool e After selecting the installation location attach the installation template at the designated location e g with double sided tape amd mark the necessary drill holes and the space for the woofer e For the attachment of the woofers in wood or plastic the included torque screws 4 0 x 30 G which require 3 2 mm drill holes should be used e For the attachment of the woofers in doorboards where an additional steel ring can be inserted underneath the included head cap screws M4 C which require drill holes of 4 2 mm should be used The head cap screws can alternatively depending upon accesibility be bolted with the included self locking nuts M4 E or high grade steel nuts M4 D e Prepare the space for the woofer by smoothing all metal edges and drill holes carefully removing any metal shavings or pieces As needed apply a protective varnish or edge protection e Attach cables according to the instructions page 9 13 and appropriate polarity and check the woofer for accuracy of performance functionality e Insert woofer B into the space and fasten into drill holes in such a man
20. rity corresponds with that on the amplifier and radio sides Bi Amping Connection For bi amping operation the woofers and tweeters are each driven by a separate amplifier Connect Input Low AMP fig 9 No 3 terminal and of the crossover with the speaker output of the woofer amplifier making sure the polarity corresponds with that on the crossover Connect Input High AMP fig 9 No 4 terminal and of the crossover with the speaker output of the tweeter amplifier making sure the polarity corresponds with that on the crossover Jumpers marked BIWIRING must be open see fig 6 third diagram 12 Connection of Woofer Attach prepared loudspeaker cable at least 2 5 mm at the screw connections Woofer out of the crossover see fig 9 No 5 whereby the marked wire is connected with the positive terminal and the unmarked wire with the minus connection Attach the other end of the loudspeaker cable making sure the polarity of the connections corresponds and connect to the woofers see fig 8 Connection of Tweeter Attach prepared loudspeaker cable at least 1 mm at the screw connections Tweeter out of the crossover see fig 9 No 6 whereby the black marked wire is connected with the positive terminal and the unmarked wire with the minus connection Connect the other end of the loudspeaker cable preferably with suitable contacts to the
21. screws of the crossover woofer and tweeter connections Standard Connection of Amplifier Radio Attach prepared loudspeaker cable at least 2 5 mm at the terminal Input Low AMP fig 9 No 3 on the right side of the crossover whereby the plus connector is connected with the positive terminal and the minus connector with the minus terminal Jumpers marked BIWIRING must be closed see fig 6 first diagram Attach the other end of the loudspeaker cable making sure the polarity corresponds with that on the amplifier and radio sides Figure 6 Possible Wiring Methods Conventional Wiring Standard Bi Wiring Bi Amping e o R Main Amplifier Main Amplifier High Pass Amplifier Low Pass Amplifier Jumper closed Jumper open Jumper open Jumper open Bi Wiring Connection Attach prepared loudspeaker woofer cable at least 2 5 mm at the terminal Input Low AMP fig 9 No 3 on the right side of the crossover whereby the plus connector is connected with the positive terminal and the minus connector with the minus terminal Attach prepared loudspeaker tweeter cable at least 1 0 mm at the terminal Input High AMP fig 9 No 4 on the left side of the crossover whereby the plus connector is connected with the positive terminal and the minus connector with the minus terminal Jumpers marked BIWIRING must be open see fig 6 second diagram Attach the other end of the loudspeaker cable making sure the pola
22. tably an unbalanced sound A basic correction of the sound can be achieved as follows The crossovers of the front passenger side can be adjusted through frequency response Note that the frequency of the crossovers on the driver s side is adjusted until a pleasant stress free sound is achieved Under normal conditions thereafter high and middle range tones are 11 around at least 6 dB quieter than on the front passenger side For optimal positioning a professional dealer who can more accurately position the frequency response using specific measuring instruments should be contacted Note It is important that all loudspeakers are correctly attached before start up of the crossovers If the crossovers are set into operation without the loudspeakers being hooked up a very high current is produced on the unloaded LC filters which can under the circumstances destroy the coils The jumpers of the crossovers must always be placed on the specified pins according to the instructions Other combinations are not functional and do not behave like unattached loudspeakers What s more improper connection of the crossover will prevent it from working within the intended range Connecting the Crossover The crossovers X and the loudspeakers B J are provided with screw connections and with polarity markings Through this control system the appropriate steps in connecting the loudspeakers with the crossovers are ensured Firmly tighten the
23. und reproduction installation should proceed after installation of the woofer midrange as follows e Attach tweeter over the accompanying crossovers to the amplifier using long cables in order to permit a free radius of action at the selected location e Set the system into operation and insert appropriate CD Select the volume in such a way that the tweeter is not overpowered by the mid and low tone range e Vary position of the tweeter until a vivid and spacious sound is achieved At the same time exchange the polarity of the tweeter switch plus negative connections at the connecting terminals paying attention to frontstaging and sound variations Frontstaging adjusts itself only if the tweeter is not too far from the midrange and or woofer The decision as to the optimal installation location requires patience and must be accomplished by testing several varieties of music e Mark the determined installation placement and prepare for assembly Important Rear and front windshields strongly reflect the tweeter signal and can make the sound seem shrill and overpowering Windshields can for the purpose of support be used if desired however normally installation in the windshield proximity should be avoided Upholstery absorbs high frequency sounds making sound reproduction seem flat and dull Sufficient distance from head rests upholstered backrests and seats is essential A fundamental consideration in selecting the installation locatio
24. until all components of the loudspeaker system have been secured to the interior framework Failure to do so may turn a component into a dangerous flying projectile during a sudden stop or accident Do not drill or drive screws through any vehicle interior or carpeted floor before inspecting the underside for potential punctures to control lines or cables Be sure to avoid all fuel lines brake lines electrical cable or oil lines when planning the installation Before beginning installation of the loudspeaker system remove the minus connector from the automobile battery in order to avoid possible short circuits Use care when removing interior trim panels Car manufacturers use a variety of fastening devices that can be damaged in the disassembly process If sheet metal must be cut or removed contact your authorized car dealer for professional advice By damage to supporting body structures the safety certificate may be withdrawn Shock Hazard Do not touch the connectors when the system is running Contents Important Operational Information User Safety Notice Contents and Detail of Parts Technical Data Germanium Line Capabilities Positioning the Loudspeaker Figure 1 Installing and Attaching the Woofer Figure 2 Installing and Attaching the Tweeter Figure 3 Cable Preparation The Crossover O O CO OININAIT HD BR BR BR WwW Philosophy of the Crossover
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