ASM12 Manual - Friedman Amplification
Contents
1. AMPLIFICATION ASM I2 2 WAY 500 WATT POWERED MONITOR BI AMP DESIGN INTEGRATED SIGNAL PROCEESSING CELESTION LOUDSPEAKER amp COMPRESSION DRIVE INSTRUCTION MANUAL Contents Important Safety information 3 4 ASM 12 Rear Controls ASM 12 Operation Set up Diagram Specifications VATI 0 0 0 0 0 0 0 0 00 Welcome CONGRATULATIONS ON YOUR PURCHASE OF THE FRIEDMAN ASM 12 LOUDSPEAKER Please review all the information provided in this manual to ensure that you attain the best possible sound quality from your monitor The Friedman ASM 12 was designed specifically as a monitor to be used with guitar modeling amplifiers and preamps The Friedman ASM 12 features simple rear panel controls with line level outputs for linking multiple speakers Please see the set up diagrams at the end of this manual for examples of possible system configurations The Friedman ASM 12 was designed using advanced acoustic and audio techniques with premium components comprehensive protection circuitry and robust construction to provide years of consistent reliable performance Key features include Bi Amp power modules with high efficiency Class G low frequency amplification with high current output stage and custom signal processing clip limit thermal and short circuit protection optimized acoustic designs using PETP film compression driver diaphragms heat vented2. 500W Input Impedance 20k Ohm Balanced 10k Ohm Unbalanced Elctronic Crossover Ath order 3rd order Butterworth Low Cut Filer switchable 100Hz SPECS FRIEDMAN ASM 12 Cooling Convection Amplifier Protection Short circuit Clip limiter Overheat mute SOA output stage Driver DC protection Subsonic filter Turn on mute and soft ramp Turn on inrush current limiting Power Consumption 115Vac 230Vac 1 8 power pink noise 1 7A 0 85A 150VA Balanced female XLR input Balanced male XLR link output Connectors 775mV OdBu Black Warnex painted birch plywood Input Sensitivity Enclosure Hardware Leather strap Rubber feet Rubber strips Pole mounting cup Grille Black and gold grille clothe Dimensions 26 5 H x 16 5 W x 16 D 673mm x 419mm x 406mm Weight 56 Ibs 25 5 kg Based on unclipped sine wave rms voltage Level control in fully clockwise position Warranty Friedman Limited Warranty Friedman provides to the original purchaser a two 2 year limited warranty on materials and workmanship on all Friedman cabinets and loudspeaker components from the date of purchase If your covered product is defective ship the defective component together with proof of purchase freight prepaid and insured to an Authorized Friedman repair center or directly to Friedman Support Headquarters If you are uncertain which component is defective or to obtain instructions for removing
3. COMPLETELY DISCONNECT POWER CORD FROM AMPLIFIER BEFORE ATTEMPTING TO CHANGE AC VOLTAGE SETTINGS The Friedman ASM 12 powered loudspeaker is not designed for temporary or permanent suspension Any attempt to suspend an ASM 12 loudspeaker cabinet could result in injury or death To prevent electric shock do not use a polarized plug with an extension cord receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure ELECTRIC SHOCK ELECTRIQUE NE DO NOT OPEN PAS OUVRIR CAUTION AVIS H RISK OF RISQUE DE CHOC CAUTION To reduce the risk of electric shock do not remove chassis No user serviceable parts inside Refer servicing to qualified service personnel AVERTISEEMENT Pour r duire les risques d incendie et d lectrocution ne pas exposer ce mat rial la pluie ou l humidit THIS SYMBOL IS INTENDED TO ALERT THE USER TO THE PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE SERVICING INSTRUCTIONS IN THE LITERATURE ACCOMPANYING THE UNIT APPARATUS SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING AND THAT NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPARATUS da ASM 12 Rear Controls 10 11 12 PROTECT SIGNAL LEVEL LOW CUT OUTPUT GROUND G e 9 CAUTION HEATSINK CAN GET HOT DO NOT TOUCH FRIEDMAN 2 WAY 500 WATT POWERED MONITOR BI AMP DESIGN INTEGRATED SIGNAL PROCEESSING CELESTION EOUIPPED ETL C
4. be operated only from the type of power source indicated on the rating label If you are not sure of the type of power supply to your home consult your product dealer or local power company GROUNDING OR POLARIZATION Do not defeat the safety purpose of the polarization or grounding type plug The wide blade or the third prong is provided for your safety If the provided plug does not fit your outlet consult an electrician for replacement of the obsolete outlet Do not defeat the safety purpose of the grounding prong POWER CORD PROTECTION Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to the cord in correspondence of plugs convenience receptacles and the point where they exit from the amplifier CLEANING The speaker and amplifier should be cleaned only as recommended by the manufacturer Clean by wiping with a dry cloth Avoid getting water inside the speaker or amplifier NON USE PERIODS The power cord of the amplifier should be unplugged from the outlet when left unused for a long period of time OBJECT AND LIQUID ENTRY Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings DAMAGE REQUIRING SERVICE The amplifier should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged or B Objects have fallen or
5. liquid has been spilled into the amplifier or C The amplifier has been exposed to rain or D The amplifier does not appear to operate normally or exhibits a marked change in performance or E The amplifier has been dropped or the enclosure damaged Keep the speaker system out of extended or intense direct sun light No containers filled with any type of liquid should be placed on or near the speaker system SERVICING The user should not attempt any service to the speaker and or amplifier beyond that described in the operating instructions All other servicing should be referred to qualified service personnel VENTILATION Slots and openings in the amplifier are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating These openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or other similar surface This product should not be placed in a built in installation such as a bookcase or rack ATTACHMENTS do not use attachments not recommended by the product manufacturer as they may cause hazards 22 23 24 25 26 21 28 ACCESSORIES Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult and serious damage to the product Use only with a cart stand tripod bracket or table recommended by t
6. C outlet Verify the AC outlet at the venue of operation is functioning properly In the event of the AC mains outlet LEVEL CONTROL If the green SIGNAL LED remains illuminated without a source connected the amp may need servicing functioning properly but the loudspeaker fails to operate Turn the LEVEL control clockwise to increase gain and counter the loudspeaker may require servicing Please contact clockwise to decrease gain When operating with the GAIN set at friedmanamps gmail com for service instructions 1 3 volume or below it may be possible to exceed the headroom ED PROTECT LED INDICATOR of input circuitry on your loudspeaker If this is the case reduce the inepower module cucibeaethecniplaervallga ae strength and increase the gain of the loudspeaker into protection mode to limit further temperature rise The amplifier will take about 30 seconds to several minutes for Always observe the red LIMIT LED on the amplifier panel This LED the temperature to drop and resume operation When this lights when a signal is clipping and the compressor limiter is occurs the exposed heat sink will feel hot to the touch activated The ASM 12 amplifier employs a sophisticated limiter circuitry which monitors signal condition at both LF and HF amplifiers and compresses the output signal when necessary to protect woofer and compression driver from damages Limiter circuitry works very unobtrusively you may not even notice when it activat
7. IONS All the safety and operating instructions should be read before this product is operated 2 RETAIN INSTRUCTIONS The safety and operating instructions should be retained for future reference 3 HEED WARNINGS All warnings on the amplifier and in the operating instructions should be adhered to 4 FOLLOW NSTRUCTIONS All operating and use instructions should be followed 5 DO NOT turn on the ASM 12 amplifier module before connecting all other external devices 6 WATER AND MOISTURE Moisture can damage the ASM 12 amplifier module and can cause corrosion of electrical contacts The speaker system should not be used near water for example a bathtub washbowl kitchen sink laundry tub wet basement or near a swimming pool and the like 7 CARTS AND STANDS The speaker system should be used only with a cart or stand that is recommended by the manufacturer A speaker and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the speaker and cart combination to overturn 8 WALL OR CEILING MOUNTING The product should never be mounted to a wall or ceiling 9 HEAT The amplifier on the back of the ASM 12 loudspeaker should be situated away from heat sources such as radiators heat registers stoves or other sources including amplifiers that produce heat 10 11 12 13 14 15 16 LA 18 19 20 21 POWER SOURCES This product should
8. a component please contact Friedman Support Headquarters for assistance at friedmanamps gmail com or visit www FriedmanAmplification com A Return Authorization Number must be obtained from our Customer Service Department prior to shipping the product To locate a repair center near you and to obtain a Return Authorization Number contact friedmanampsogmail com or visit www FriedmanAmplification com AMPLIFICATION This warranty does not cover service or parts to repair damage caused by neglect abuse normal wear and tear and cosmetic appearance to the cabinetry not directly attributed to defects in materials or workmanship Also excluded from coverage are damages caused directly or indirectly due to any service repair s or modifications of the cabinet which have not been authorized or approved by Friedman This two 2 years warranty does not cover service or parts to repair damage caused by accident disaster misuse abuse burnt voicecoils over powering negligence inadequate packing or inadequate shipping procedures The sole and exclusive remedy of the foregoing limited warranty shall be limited to the repair or replacement of any defective or non conforming component All warranties including but not limited to the express warranty and the implied warranties of merchantability and fitness for a particular purpose are limited to the two 2 years warranty period Some states do not allow limitations on how long an implied warra
9. ertification applies to Amplifier Module Only 115V 60Hz 1 4A CONFORMS TO 230V 50Hz 0 74 ANSI UL STD 60065 CERTIFIED TO CAN CSA FUSE STD C22 2 No 60065 115V TAAL 250V 230V T2AL 250V CE X z AC SELECT WARNING TO REDUCE THE RISK OF ELECTRICAL SHOCK A DO NOT REMOVE COVER REFERTO QUALIFIED PERSONNEL AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR CAUTION REPLACE ONLY WITH SAME TYPE FUSE UTILISER UN FUSIBLE DE RECHANGEBE NEM P Au A DO NOT REMOVE COVER REFERTO QUALIFIED PERSONNEL FRIEDMAN AMPLIFICATION Los Angeles California USA LED POWER INDICATOR SIGNAL LED INDICATOR The green LED POWER indicator located on the back of The green SIGNAL indicator alerts the operator to the presence of the amplifier will illuminate when the AC Power switch is in an input signal at the loudspeaker amplifier the ON position The LED POWER indicator will dim and turn off when the AC Power switch is in the OFF position or AC mains power has been disconnected from the loudspeaker If there is no indication check the gain settings on the amplifier and increase the gain if necessary Check input connections and audio source for signal If no output persists try a different signal If the POWER indicator does not illuminate when the cable from your Digital Amplifier to the ASM 12 loudspeaker loudspeaker is powered on verify the AC mains line cord is properly connected to the loudspeaker and inserted into the A
10. es It may prompt you to push input signal more but it is a Overheating is usually caused by excessive ambient temperature direct sunlight for a prolonged period of time during operation or playing the loudspeaker past its operational limits If thermal overheating occurs reduce signal level to avoid good practice to have red LIMIT LEDs blink occasionally and not constant illumination of the LIMIT LED INDICATOR In eee constantly A constant LIMIT LED light indicates a gross overloading circumstances for example when ambient temperature is condition and should be avoided Reduce the signal level if the LIMIT too high you may need to set a fan behind the speaker to LED lights or blinks constantly improve ventilation at heatsink NOTE that LEVEL Control has a range of 30dB It does not 3 LIMIT LED INDICATOR attenuate output signal to zero LEVEL control on the The red LIMIT indicator alerts the user that the amplifier loudspeaker is used to set optimal maximum level for output signal is clipping and therefore is being compressed performance not for constant control of sound volume Your by the built in clip limiter Digital Amplifier s master volume control should be used for this NOTE that LEVEL control provides about 12dB attenuation in middle position You will find that in most cases the best sound lowest distortions and lowest noise will be achieved when LEVEL control is set somewhere between middle and full clockwise positi
11. especially with long runs of cable The input impedance is 20k Ohm for balanced connections ASM 12 Insert the male XLR connector into the jack marked INPUT Ensure the connector is fully seated Set up Diagram Stereo ASM 12 Speakers OUTPUT O GROUND e LIFT L R E MAIN OUTPUT Checklist e Make certain loudspeakers are Powered OFF and Levels turned down Connect the Source s Main Left Output to the Input of the Left Main Speaker e Connect the Source s Main Right Output to the Input of the Right Main Speaker Turn down the Sources s volume Source modeling preamp or mixer OUTPUT INPUT O GROUND E LIFT e EARTH O Power ON Source then Power ON speakers Bring the Source s volume up to normal operating level Adjust the Level controls on the ASM 12 Do not adjust the Level so high that the Red LIMIT LED is constantly lit Set the Low Cut switch to ON if you want less bass response and greater tonal clarity Specifications SPECS FRIEDMAN ASM 12 12 2 Way multipurpose powered loudspeaker Configuration Transducers Celestion 12 speaker ROMFIEGGERO with 2 5 edge wound voice coil PETP film High Frequency compression driver with 1 75 voice coil LF Magnet Structure Weight 7 lbs Frequency Range Frequency Response High Frequency Dispersion Maximum peak SPL Power Output HF 80Wrms Class AB B Maximum total burst power
12. he manufacturer or sold with the product LIGHTNING For added protection during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet This will prevent damage to the product due to lightning and power line surges REPLACEMENT PARTS When replacement parts are required be sure the service technician has used replacement parts specified by the manufacturer or have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards SAFETY CHECK Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper operating condition FUSES Always use the correct rating and type of fuse as indicated on the rear panel of the amplifier Note the proper rating fuse is determined by the AC line voltage in the country this speaker system is being operated COMPLETELY DISCONNECT POWER CORD FROM AMPLIFIER BEFORE ATTEMPTING TO REPLACE FUSE AC SELECT SWITCH This switch must be set to match the AC line voltage in the country this speaker system is being operated To change the setting loosen do not remove the two screws above and below the slide switch Temporarily move the protective cover strip and slide the actuator to match the voltage in your country Place the protective cover strip back over the switch and tighten the two screws
13. low frequency drivers and sturdy birch plywood Important Safety Instructions Please keep this instruction manual for future reference and for the duration of owning the ASM 12 powered loudspeaker Please carefully read and understand the instructions inside this owner s manual before attempting to operate your new powered loudspeaker This instruction manual includes essential safety information regarding the use and maintenance of the amplifier Take special care to heed all warning symbols and signs inside this manual and those printed on the amplifier on the back of the loudspeaker WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THE AMPLIFIER TO WATER MOISTURE NOR SHOULD YOU OPERATE THE AMPLIFIER NEAR ANY WATER SOURCE The exclamation point triangular symbol is intended to alert the user to the presence of important operating and maintenance servicing instructions in the user manual accompanying the Amplifier The lightning flash with an arrow triangular symbol is intended to alert the user to the presence of non insulated dangerous voltage within the product s enclosure and may be of sufficient magnitude to constitute a risk of electric shock WARNING Handle the power supply cord with care Do not damage or deform it as it may cause electric shock or malfunction when used Hold the plug attachment when removing from wall outlet Do not pull on the power cord IMPORTANT SAFETY PRECAUTIONS 1 READ INSTRUCT
14. nty lasts so the above limitation may not apply to you There are no express warranties beyond those stated here In the event that applicable law does not allow the limitation of the duration of the implied warranties to the warranty period then the duration of the implied warranties shall be limited to as long as is provided by applicable law No warranties apply after that period Retailer and manufacturer shall not be liable for damages based upon inconvenience loss of use of product loss of time interrupted operation or commercial loss or any other incidental or consequential damages including but not limited to lost profits downtime goodwill damage to or replacement of equipment and property and any costs of recovering reprogramming or reproducing any program or data stored in equipment that is used with Harbinger products This guarantee gives you specific legal rights You may have other legal rights which vary from state to state California Prop 65 Warning This product may contain a chemical s known to the state of California to cause cancer or birth defects or other reproductive harm Friedman Amplification 5419 Cleon Avenue North Hollywood CA 91601 USA All trademarks and registered trademarks mentioned herein are recognized as the property of their respective holders Assembled in USA
15. on Momentary Bright Red Flashes Indicates that the amplifier is clipping briefly causing overdrive distortion and the internal limiter is reducing gain The ASM 12 amplifier employs a sophisticated compressor limiter circuitry which is nearly inaudible at O LOW CUT SWITCH moderate overdrive conditions It is normal to see the ASM 12 Found beneath the LEVEL control this small slider switch occasional flashing of the red LIMIT LED engages or disengages the 100Hz 18db Octave Low Cut filter Continuous Bright Red Light Indicates continuous and gross overloading of the amplifier Such overloads are audible and may lead to overheating of the amplifier and shortening the life of the speaker components If the amplifier is grossly overloaded and the red LIMIT LED is on the most of the time the operator should reduce the signal level so that LIMIT LED only flashes occasionally OUTPUT CONNECTIONS All Full range models have one XLR output connector marked OUTPUT The output connector is wired in parallel with the input allowing connection of multiple enclosures in a daisy chain fashion ASM 12 Insert the XLR connector into the jack marked OUTPUT Connect the other end of the cable to the input of the next down stream audio device 8 INPUT CONNECTIONS All Full range models have one female XLR line level input marked INPUT Balanced connections should be used as much as possible to reduce AC hum and interference
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