Users MANUAL - KPA Solutions
Contents
1. If the Camplifier shuts down during operation the amplifier has to be switched off and the cause of the fault has to be removed The cause could be a damaged speaker cable speaker plug broken speaker chassis a to low speaker impedance or an insufficient ventilation at the back of the Camplifier 10 Trouble Shooting No Power The power cord is not con Check the power cordand nected any extension cables No Sound The power cord of the respec Check the power cord and if tive device is not connected the plugs are tightly connected properly or not connected at with the sockets all Clean the socket and or the The connection socket or the plug plug is dirty Fan does not work Power The power cord is not con Please check if the power switch does not light up nected is available Fuse is broken Check the fuse Camplifier shuts down during Speaker impedance is lt 4 Check the speakers imped operation ohms in stereo mode or less ance than 8 ohms in bridged mode Remove all objects from the KPAs back and move the KPA The ventilation openings at at least 20cm away from walls the Camplifiers back plate are an curtains blocked no ventilation Page 20 www kpa solutions com 11 CLEANING AND MAINTENANCE DANGER TO LIFE Disconnect from mains before starting maintenance operation We recommend a frequent cleaning of the device Please use a soft lint free and moistened cloth Never use alcohol or solvents2. There are no serviceable parts inside the device except for the fuse Maintenance and service op erations are only to be carried out by authorized dealers 11 1 Replacing the fuse If the fine wire fuse of the device fuses only replace the fuse by a fuse of same type and rating Before replacing the fuse unplug mains lead Procedure Step 1 Open the fuse holder on the rear panel with a fitting screwdriver Step 2 Remove the old fuse from the fuse holder Step 3 Install the new fuse in the fuse holder Step 4 Replace the fuse holder in the housing Should you need any spare parts please use genuine parts If the power supply cable of this device becomes damaged it has to be replaced by a special power supply cable available at your dealer Should you have further questions please contact us or your dealer Contact information Tilman Ritter RITTER Amplification Veteranenstrasse 3 01139 Dresden Tel 0351 160 51 982 Info kpa solutions com Page 21 www kpa solutions com TE NM mode output RMS 1 x 8 ohms 1x a as Frequency range S range 25Hz 25kHz 25Hz 25kHzt 05dB 0 5dB THD 1 max RMS Leistung 1 x Speakon socket for bridged mode 8 ohms bridged mode 350x85x77mm 13 8 x3 4 x3 Weight 1kg 2 2 Ibs Please note Every information is subject to change without prior notice Page 22 www kpa solutions com
3. device is to be transported Never remove the serial barcode from the device as this would make the guarantee void Please con sider that unauthorized modifications on the speaker system are forbidden due to safety reasons If this device will be operated in any way different to the one described in this manual the product may suffer damages and the guarantee becomes void Furthermore any other operation may lead to dangers like short circuit burns electric shock hearing loss etc 5 DESCRIPTION 5 1 Features Stereo add on amplifier module for the Kemper Profiling Amplifier e Complete protection set against short circuit overheat over voltage overload e Fan cooling e Signal inputs via 6 3 mm mounting jacks e Speaker outputs via lockable Speakon sockets e Designed to fit into the open space at the KPAs back side Page 9 www kpa solutions com 5 2 Operating elements and connections input gt left right fol 3 5 1 1 AC input with fuse holder Used to plug the supplied power cord in Only replace the fuse when the device is disconnected from mains Only use fuses of the same rating and power 1AT The correct fuse value is specified on the rear panel 2 Power on off switch 3 Speaker connectors Speaker jacks for stereo operation and mono operation using the signal sup plied to the right signal 6 3mm jack input only 4 Input jacks for the right and left channel for stereo operation The right in
4. motor chainsaws or jack hammers 3 1 Information on hearing loss Overview on the different noise levels 10 dB Heartbeat 80 dB Heavy traffic or telephone ringing 20 30 dB Whisper 90 dB Pneumatic drill 40 dB Average home 100 dB Power mower 50 dB Light traffic 120 dB Boom box in car 60 dB Normal conversation 130 dB Pain level 70 dB Vacuum cleaner 140 dB Jet plane 30 meters overhead It is important to know that doubling the power increases the noise level by 3 dB The human hearing does only recognizes a doubling of the sound level when the noise level is increased by 10 dB Dam aging the hearing does not depend on the sound level but on the noise level and starts way before the pain level Many people deceive themselves by thinking that noise is something they can get accustomed to It is possible that a positive opinion of a certain noise can reduce the physiological reaction but the slow impacts on the inner hearing must not be neglected over stimulation and continuous elimination of the Cortic organ s hair cells The reason why some people have got accustomed to a certain noise level and are no longer dis turbed is that they have already suffered a hearing damage This damage make the insensitive to those freguencies forming the loudest part of the noise Getting accustomed to noise does not mean anything other than trying to get along with the hearing loss in everyday life The hearing loss itself cannot
5. particular caution Never touch them with wet hands as this could lead to mortal electrical shock Never modify bend strain mechanically put pressure on pull or heat up the power cord Never operate next to sources of heat or cold Disregard can lead to power cord damages fire or mortal electrical shock The cable insert or the female part in the device must never be strained There must always be suf ficient cable to the device Otherwise the cable may be damaged which may lead to mortal damage Make sure that the power cord is never crimped or damaged by sharp edges Check the device and the power cord from time to time If extension cords are used make sure that the core diameter is sufficient for the reguired power consumption of the device All warnings concerning the power cords are also valid for possible ex tension cords Always disconnect from the mains when the device is not in use or before cleaning it Only handle the power cord by the plug Never pull out the plug by tugging the power cord Otherwise the cable or plug can be damaged leading to mortal electrical shock If the power plug or the power switch is not accessible the device must be disconnected via the mains If the power plug or the device is dusty the device must be taken out of operation disconnected and then be cleaned with a dry cloth Dust can reduce the insulation which may lead to mortal electrical shock More severe dirt in and at the device shoul
6. RITTER AMPLIFICATION BlueAmps Users MANUAL Camplifier 290 2 x 90W stereo or 1 x 180W bridged add on power amplifier module for the Kemper Profiling Amplifier Keep this manual for future needs C Page 1 www kpa solutions com Table of Contents Chapter Page 3 Legal Instructions o e 4 Operating Determinations 8 Page 2 www kpa solutions com USER MANUAL CAUTION Keep this device away from rain and moisture Unplug mains lead before opening the housing For your own safety please read this user manual carefully before you initially start up Every person involved with the installation operation and maintenance of this device has to be gualified follow the instructions of this manual consider this manual to be part of the total product keep this manual for the entire service life of the product pass this manual on to every further owner or user of the product download the latest version of the user manual from the Internet 1 INTRODUCTION Thank you for having chosen a CAMPLIFIER 290 add on amplifier module If you follow the instruc tions given in this manual we can assure you that you will enjoy this device for many years Unpack your amplifier 2 SAFETY INSTRUCTIONS CAUTION Be careful with your operations With a dangerous voltage you can suffer a dangerous electric shock when touching the wires This device has left our premises in
7. absolutely perfect condition In order to maintain this condition and to ensure a safe operation it is absolutely necessary for the user to follow the safety instructions and warning notes written in this user manual Important Damages caused by the disregard of this user manual are not subject to warranty The dealer will not accept liability for any resulting defects or problems If the device has been exposed to drastic temperature fluctuation e g after transportation do not switch it on immediately The arising condensation water might damage your device Leave the de vice switched off until it has reached room temperature Page 3 www kpa solutions com Please make sure that there are no obvious transport damages Should you notice any damages on the A C connection cable or on the casing do not take the device into operation and immediately consult your local dealer This device falls under protection class The power plug must only be plugged into a protection class outlet The voltage and freguency must exactly be the same as stated on the device Wrong voltages or power outlets can lead to the destruction of the device and to mortal electrical shock Always plug in the power plug least The power plug must always be inserted without force Make sure that the plug is tightly connected with the outlet Never let the power cord come into contact with other cables Handle the power cord and all con nections with the mains with
8. be healed it can only be compensated by hearing aids Subjectively the hearing loss feels like dampened ears This effect weakens with the time but a loss in hearing sensitivity often remains In order to relax the hearing sufficiently the noise level should not exceed 70 dB A for 10 hours Higher noise levels during this relaxing period can prevent the relaxation and promote a permanent hearing damage Tinitus or hearing loss Therefore Whoever wants to maintain his hearing should use hearing protectors Page 7 www kpa solutions com The CAMPLIFIER 290 add on amplifier module has been specially designed for the operation mounted INSIDE of the Kemper Profiling Amplifier KPA 4 OPERATING DETERMINATIONS Any operation of the CAMPLIFIER 290 outside of the KPA is forbidden The Camplifier 290 is designed to be used as a stereo amplifier with two separate channels Both channel can power a 4 ohms speaker cabinet to 90Wrms Both channles can be run in bridged mode on a single speaker output with twice the output power as a single stereo channel 180W If the speaker is connected to the bridged mode out put the speaker cabinets from the stereo speaker outputs must be disconnected The CAMPLIFIER 290 may be used to provide power amplification to speaker cabinets The sig nal source must be the Kemper Profiling Amplifier KPA Please note that the speaker systems connected to the Camplifier must provide a minimal imped ance of 4
9. d only be removed by a specialist There must never enter any liguid into power outlets extension cords or any holes in the housing of the device If you suppose that also a minimal amount of liguid may have entered the device it must immediately be disconnected This is also valid if the device was exposed to high humidity Also if the device is still running the device must be checked by a specialist if the liguid has reduced any insulation Reduced insulation can cause mortal electrical shock There must never be any objects entering into the device This is especially valid for metal parts If any metal parts like staples or coarse metal chips enter into the device the device must be taken out of operation and disconnected immediately Malfunction or short circuits caused by metal parts may cause mortal injuries The device and all connections have to be lightning protected Page 4 www kpa solutions com Only connect the device when the power switch is off Never connect the inputs or outputs to any power source batteries etc Never connect output to output Before the device is switched on all faders and volume controls have to be set to 0 or min position Never connect the Speaker OUT of the CAMPLIFIER 290 to the signal OUT of the Kemper Profil ing Amplifier This would cause damage to the Kemper Profiling Amplifiers and the CAMPLIFIER 290 Page 5 www kpa solutions com CAUTION Turn the amplifier on last and off firs
10. els can be treated as physical injury and persecuted by law Please note that the organizer is responsible for keeping to a specified noise level If this noise level will be exceeded the event may be cancelled immediately If the organizer does not fulfil his safety duties he is reliable by civil law for any damages occurred e g Pay the treatment costs of the damaged person Pay a smart money to the damaged person Economic damage caused can be demanded from the operator of the amplification system If hired persons work with amplification systems the noise levels of music events are almost always too high This is why the entrepreneur has to set up warning signs and provide hearing protectors The staff has to use these Please note Tilman Ritter RITTER Amplification Marco Wendel BlueAmps and KPA Solutions cannot be made liable for damages caused by incorrect installations and excessive noise levels Page 6 www kpa solutions com More and more young people suffer from hearing loss of 25 decibel or more mainly caused by loud music from portable music players discothegues rock conocerts or band rehersals Everybody operating amplification systems should know to what sound pressure levels he exposes his or the audience s hearing As an average levels between 75 and 105 dB A in the discothegue or 95 and 115 dB A at a rock concert are reached Individual peaks can exceed the pain level at 130 dB A Such levels are typical for
11. lifier first Prior to switching on set the level controls at the KPA to minimum Then switch on the Camplifier with the power switch The power switch will be light green If it does not check if the amplifier is connected to the mains correctly 8 3 Adjusting the level Carefully increase the volume by turning the volume control at the KPA higher slowly until you reach your desired volume level There should be no loud humming Should humming persist check the con nection cables between the Camplifier and the KPA switch off components before Page 19 www kpa solutions com Additional information on the operation When operating the amplifying system please make sure that the loudspeakers always sound well When distortions can be heard either the amplifier or the loudspeaker is overloaded Overloads can quickly lead to amplifier or speaker damage In order to avoid damage please reduce the volume imme diately when distortions can be heard When speaker systems are destroyed by overload the guarantee becomes void Always check the sound pressure level with a meter in order to keep to the threshold 9 PROTECTIVE CIRCUITS The integrated protective circuits prevent damage to the speakers and the amplifier If activated the Camplifier will shut down its power amplifier section The protection will be activated if the amplifiers temperature is too high a short circuit and therefore a too high current in the speakers output occurs
12. nd them and consign them close to your KPA together with a Phillips screwdriver apposite to those 8 screws Consign the CAMPLIFIER 290 handy Make sure no objects such as packing material tape paper etcetera are attached to the CAMPLIFIER 290 any more The CAMPLIFIERs fan wheel should turn freely and must not be blocked by any ob jects Page 12 www kpa solutions com Insert the CAMPLIFIER 290 slowly and carefully into the back chamber of the KPA It might be helpful to put the KPA carefully on its operation side for this 6 2 Installation Please make sure the CAMPLIFIER can be inserted smoothly and without any tension Align the 8 mounting holes of the CAMPLIFIER 290 as good as possible to the threaded holes at the back sheet metal of the KPA CAMPLIFIER 290 ii t RITTER 6 GROUND EL LIFT Screw the Camplifier onto the KPA with the 8 screws that have been delivered with the Campli fier Congratulations You have successfully installed the CAMPLIFIER 290 mm mtm RITTER ee lt gt ni GROUND GROUND o LIET LIFT lt gt ol li i dl fr INPUT 100 240 V Page 13 www kpa solutions com 7 CONNECTIONS All connections have to be made or changed only if the amplifier is switched off 7 1 Inputs Connect the output of the KPA to one of the jacks to the Camplifiers INPUT sockets The i
13. nput signal should have line level Information on installing speaker cables Input cables should be short and direct since high frequencies will mostly be absorbed if the ca bles are unnecessarily long Besides that a longer cable may lead to humming and noise trouble If long cable runs are unavoidable you should use balanced cables Occupation jack plug Unbalanced use of 1 4 jack plugs Tip hot Sleeve Ground Shield as Tip o f Sleeve Strain relief clamp For connection of balanced and unbalanced plugs ring and sleeve have to be bridged at a stereo plug Page 14 www kpa solutions com In stereo mode the amplifier can operate two speakers or two speaker groups 7 2 Speaker outputs For connecting speakers Speaker jacks are provided When using the Speaker jacks turn each plug to the right until it locks into place For unlocking pull the unlock button and turn the plug to the left e Occupation Speaker socket Example for the calculation number of speakers impedance 1 Speaker at 8 ohms 2 Speakers at 8 ohms 4 ohms parallel wired 2 Speakers at 8 ohms 16 ohms connected in series The Speakers Impedance must be greater than 4 ohms channel at all times in stereo mode Information on choosing appropriate connection cables e Speaker systems must only be connected via sufficiently dimensioned cables Too thin cables lead to cable heat up or enormous power loss and los
14. ohms and must be capable of handling at least 90Wrms Speaker system impedances bellow 8 ohms might damage the CAMPLIFIER 290 Speaker systems with a specified max power handling capacity of less than 180W might be damaged by the CAMPLIFIERs high power output Bridged Mode In bridged mode the seaker system connected to the Camplifier 290 must provide a mini mal impedance of 8 ohms and must be capable of handling at least 90Wrms Speaker system impedances bellow 8 ohms might damage the CAMPLIFIER 290 if used in brideged mode Speaker systems with a specified max power handling capacity of less than 180W might be damaged by the CAMPLIFIERs high power output This product is allowed to be operated with an alternating current of 230 V 50 Hz and was de signed for indoor use only This device is designed for mobile use and for permanent installations By operating amplifying systems you can produce excessive sound pressure levels that may lead to permanent hearing loss Please refer to the explanations under Legal instructions Page 8 www kpa solutions com Please note operating an amplification system in public or industrial areas a series of safety instruc tions have to be followed that this manual can only give in part The operator must therefore inform himself on the current safety instructions and consider them Do not shake the device Avoid brute force when installing or operating the device When choosing the in
15. onnenct speaker cabinets with an impedance lt 8 ohms to the bridged mode speaker out put socket Do not connect speaker cabinets to the speaker output sockets of the left and right channel when the Camplifier is used in bridged mode Bridged Mode Signal Input scheme bridged mode Page 18 www kpa solutions com 7 3 Connection with the mains Finally connect the device to the mains with the supplied mains cable The occupation of the con nection cables is as follows brown wire life wire L blue wire neutral N yellow green wire protective earth The earth has to be connected If the device will be directly connected with the local power supply net work a disconnection switch with a minimum opening of 3 mm at every pole has to be included in the permanent electrical installation The device must only be connected with an electric installation carried out in compliance with the IEC standards The electric installation must be eguipped with a Residual Current Device RCD with a maximum fault current of 30 mA 8 OPERATION 8 1 Selecting the operating mode Connect the signal inputs and the speaker connections apposite to the operation mode you want to choose Stereo refer to 7 2 1 Mono Both refer 7 2 1 8 2 Switching on off To prevent loud switching noise always switch on all other units of the amplifier system before switch ing on the power amplifier After operation switch off the power amp
16. put jack provides signal to both speaker outputs if the eft input jack is not used Page 10 www kpa solutions com 6 Installation Assembly Preface The CAMPLIFIER 290 is designed to operate as an add on module inside the Kemper Profiling Amplifier Any operation outside of the Kemper Profiling Amplifier can cause damage to equipment and cause mortal electrical shock Should you experience any difficulties when installing the CAMPLIFIER 290 into the Kemper Profil ing Amplifier please contact our technical support at Tilman Ritter RITTER Amplification Veteranenstrasse 3 01139 Dresden Tel 0351 160 51 982 info kpa solutions com Please do NEVER connect the power cord to the CAMPLIFIER 290 when the unit has not been as sembled into the Kemper Profiling Amplifier correctly 6 1 Preparation prior Installation Check the upper chamber at the back side of the Kemper Profiling Amplifier KPA for objects such as cables paper guitar picks guitar strings etcetera Remove all objects from this chamber DIRECT OUTPUT aan MONITOR OUTPUT Page 11 www kpa solutions com Remove all 8 screws that surround the KPAs back chamber You will need a TORX 10 screw driver to do that RETURN INPUT pa MONITOR OUTPUT MASTER OUTPUT T Additionally to the power cord that has been delivered with your CAMPLIFIER 290 8 small screws have been delivered with it too Please fi
17. s in sound quality e For all speaker systems up to 400 Watts we recommend a cable diameter of 2 5 mm2 for all other speaker cables 4 mm2 e A high damping factor of your amplifier supplies a clear sound reproduction Unnecessarily long and thin cables will influence the damping factor and thus the low frequencies in a negative way In order to safeguard good sound quality the damping factor should lie around 50 The longer a cable has to be the thicker it should be In this respect a damping factor of 200 will be reduced to 47 8 ohms when using a 10 m long 2 5 mm2 speaker cable The power loss at 8 ohms is 1 63 at 4 ohms 3 25 and at 2 ohms even 6 5 e The maximum cable length is 30 meters Page 15 www kpa solutions com Information on installing speaker cables e Always treat cables carefully and protect them from damages during transportation e Install cables always in a structured way and protect them from damage e Cables must be installed in a way that no person can stumble over them Always fix cables with an appropriate tape e Both cables should be of the same kind e Both cables should have the same length e Both cables should be installed directly no loops S shaped over lengths e Always install the cables far away from power cables never closely parallel e Never put heavy objects like speaker systems flight cases etc on cables e Never wind up cables tightly around the elbow but rather sleek with an in
18. stallation spot please make sure that the device is not exposed to extreme heat moisture or dust There should not be any cables lying around You endanger your own and the safety of others This device must never be operated or stockpiled in surroundings where splash water rain moisture or fog may harm the device Moisture or very high humidity can reduce the insulation and lead to mortal electrical shocks When using smoke machines make sure that the device is never exposed to the direct smoke jet and is installed in a distance of 0 5 meters between smoke machine and device The ambient temperature must always be between 5 C and 145 C Keep away from direct insula tion particularly in cars and heaters The relative humidity must not exceed 50 with an ambient temperature of 45 C This device must only be operated in an altitude between 20 and 2000 m over NN The ambient contamination must never exceed level 1 and must not be conducting only dry Never use the device during thunderstorms Over voltage could destroy the device Always discon nect the device during thunderstorms Operate the device only after having familiarized with its functions Do not permit operation by per sons not gualified for operating the device Most damages are the result of unprofessional operation Never use solvents or aggressive detergents in order to clean the device Rather use a soft and damp cloth Please use the original packaging if the
19. t Please note that damages caused by manual modifications on the device or unauthorized operation by ungualified persons are not subject to warranty Keep away children and amateurs HEALTH HAZARD By operating an amplifying system you can produce excessive sound pressure levels that may lead to permanent hearing loss There are no serviceable parts inside the device Maintenance and service operations are only to be carried out by authorized dealers 3 LEGAL INSTRUCTIONS Operating a guitar amplification system can produce extremely high noise levels that may cause a permanent hearing loss The legal instructions for using an amplification system vary from country to country The user must always inform himself on the legal instructions valid in his country and apply them to his situation Always monitor the sound pressure level when operating an amplification system in discotheques concerts etc Never exceed the permissible noise level exposures as specified by your authorities The monitoring of the noise levels must be documented in an appropriate way In Germany the following instructions are binding Strafgesetzbuch 223 ff bundesrecht juris de bundesrecht stgb TA Larm www umweltdaten de DIN 15905 5 www din de Arbeitsstattenverordnung 15 www lgl bayern de arbeitsschutz Berufsgenossenschaftliche Vorschrift BGV B3 www pr o info VDI Richtlinie VDI 2058 Blatt 2 www vdi de Hearing damage caused by high noise lev
20. terior diameter of 20 to 30 cm 7 2 1 Stereo Operation The most frequently used operating mode of the Camplifier 290 might be stereo operation where both stereo channels are operated independent of each other The highest output power during stereo opera tion is achieved by connecting 4 ohms speakers With 8 or 16 ohms speakers the output power will be slightly reduced For stereo operation use both speaker pairs at the speaker output sockets and insert signal jacks into both input sockets at the Camplifier 290 input RITTER amp o m ml ui ft Scheme stereo operation Page 16 www kpa solutions com 7 2 2 Mono Operation both stereo speakers operate with the same input signal Both speaker outputs will be driven by the same input signal This input signal is fed to the RIGHT sig nal input socket marked yellow at the connection scheme at the Camplifier The highest output power during stereo operation is achieved by connecting 4 ohms speakers With 8 or 16 ohms speakers the output power will be slightly reduced Scheme Mono both operation Page 17 www kpa solutions com 7 2 3 Bridged mode operation Only a single speaker is connected to bridged mode speaker output socket For this operation mode please use the right channels signal input The highest output power during stereo operation is achieved by connecting 8 ohms speakers With 16 ohms speakers the output power will be slightly reduced Do not c
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