Smart Technologies TA6300 User's Manual
Contents
1. Air filters must be clean at all times to assure proper amplifier cooling A periodic maintenance schedule is recommended de pending on environmental conditions 4 AC POWER CORD TheTA6300 is pre wired at the factory for the voltage indicated on the rear panel or on the power cord of the amplifier Plug the power cord into an AC outlet that will deliver the proper voltage and current for amplifier opera tion CAUTION The TA6300 amplifier is a product of the most advanced technology and manufacturing tech niques and is fully protected against overheat ing input overload and shorted or mismatched loads Asis the case with any precision instru ment some care should be taken in the unit s operation The following precautions should be noted and adhered to Damage resulting from their omission is not covered under the terms of the warranty DO NOT PARALLELTHEOUTPUTSOFANY CHANNELS BY CONNECTING THEM TO GETHER OR PARALLELING THEM WITH ANY OTHER AMPLIFIER OUTPUT UNDER NO CIRCUMSTANCES SHOULD THEAM PLIFIER BE O PERATED WITH THE COVER REMOVED THEREARE NO USER SERVICEABLE COMPO NENTSINSIDE AVOID POTENTIALLY DAN GERO U S SHO CK HAZARDS KEEP THE COVER CLOSED AT ALLTIM ES SECTION 4 SPECIFICATIONS Type Six Channel audio amplifier Power Output Continuous Average Power 120 VAC 200 Watts into 8 Ohms 1 Channel Driven 300 Watts into 4 Ohms 1 Channel Driven 450 Watts into 2 Ohms 1 Channel Driven 150 Watts into 82. Ohms 6 Channels Driven 250 Watts into 4 Ohms 6 Channels Driven 300 Watts into 2 Ohms 6 Channels Driven Intended Specification For Theater Application 200 Watts into 8 Ohms 5 Channels and 400 W atts into 2 Ohms 1 Channel Subwoofer Gain 30 5dB Controls and Indicators Front Panel AC M ains Power Switch Power on LED Indicator Left Center Right Left Surround Right Surround and Subwoofer Signal Status Indicators green active red clip Rear Panel Ground Lift Switch Turn O n Delay 3 second solid state activated Special Feature Soft Clip speaker protection Cooling Two fans with rear to front cooling Crosstalk 80 dB Damping Factor 500 1 at 1 kHz INSTALLATION amp OPERATION Slew Rate Closed loop greater than 40V per micro second Frequency Response Plus minus 0 25 dB 20 Hz 20kHz Distortion No more than 0 1 percentTHD orIM 0 01W to rated output 20 Hz to 20 kHz typically 0 01 percent Hum and Noise 101 dB below rated output unweighted 20kHz bandwidth Input Sensitivity Factory Selectable 775v 1 0v 1 5v shipped at 1 0v for rated output Input Impedance 15 kO hms nominal Input Connectors One 12 position Phoenix unbalanced Output Connectors Six 5 way binding posts One 9 pin D type subminiature port Mains Input 2400W 30A 15A 100 240 VAC 50 60Hz Dimensions Slimline 7 height 19 standard rack mount width 14 depth overall less handles
3. functional module is fully tested before final assembly Although components of the highest quality are used throughout each ampli fier is burned in prior to shipment at the worst case operating point to eliminate any possibility of component malfunction All chassis compo nents are precision machined from high quality aluminum and 16 gauge sheet steel stock The entire package conceptis directed toward maximum efficiency of space and structure accounting for the compact size and light weight SECTION 2 Installation All SMART amplifiers are designed for mounting in a standard 19 inch equipment rack or many of the 19 inch rack type portable cases avail able The TA6300 require 7 inches of vertical panel space with 15 inches required behind the panel Total depth including the handles is 16 3 8 inches Front panels are machined from solid aluminum stock with a black powdercoat finish and sturdy rack mount handles Placement of the amplifier is not critical for normal operation provided sufficient airflow is allowed to reach the heatsink array If the unitis to be placed on a shelf or a similar unenclosed area allow four inches of clearance behind the fan air intake to permit airflow through the array If the amplifier is to be mounted in an equipment rack or cabinet with heat producing equipment be sure that environmental operating tempera tures do not exceed 55 degrees C 131F Should overheating occur because of inad
4. 6300 6 Channel Power Amplifier just the source level control to minimize clip ping 12 POSITION PHOENIX INPUT CONNEC TION The six unbalanced inputs are connected via 12 position phoenix connector The pinouts are labeled on the rear of the TA6300 GROUND LIFT SWITCH The GROUND LIFT is provided to eliminate ground loops between this amplifier and a preamplifier that can occur in certain installa tions OUTPUT CONNECTIONS Output connections are via five way binding posts identified as to polarity with red and black terminals We suggest the use of dual banana plugs as a convenient and reliable method of hook up They allow rapid removal for polarity reversals This feature is often necessary in the check out and adjustment of multi element biamplified and triamplified sound systems Heavy Class 11 wire may be used by unscrew ing the large plastic portion of the output termi nal and inserting the wire into the hole provided N ote Itis extremely important when making wire connections that no wire stand or end touches an adjacent terminal A 9 pin D type subminiature connector is pro vided for quick connection to SMART s MN 600 Cinema STEREO CHECK booth monitor through a standard 9 pin D type male to female cable AIR INTAKE Two DC fans are provided Fan guards are provided to protect from any large debris stop ping the fans or getting inside the amplifier Fan air filters may be purchased from the factory NOTE
5. Copyright 1997 by SMART Devices Inc 5945 Peachtree Corners East Norcross GA 30071 1337 TA6300 Six CHANNEL POWER AMPLIFIER INSTALLATION amp OPERATION MANUAL TABLE OF CONTENTS SECTION 1 INTRODUCTION 8 8 8 MN arr 2 SECTION 2 INSTALLATION gt lt lt lt lt 000 Rd ts 2 SECTION 3 FEATURES ei 3 SECTION 4 SPECIFICATIONS te aa aad een eee 5 SMART products are designed to deliver unsurpassed quality in workmanship and performance The following information gives detailed instructions on the installation and operation of the SMART TA6300 Power Amplifier We strongly encourage new owners of the TA6300 to thor oughly read this entire manual before placing their new SMART products into service This will ensure that the TA6300 will be operated properly to give the superior performance that it was designed to deliver For service or installation assistance please call our Technical Support Department between the hours of 8 a m 5 p m E S T Monday Friday 1 800 45 SMART LIMITED WARRANTY SMART products and accessories are warranted against malfunction or failure due to defects in workmanship or materials for a period of one year from the date of shipment If a problem occurs during the warranty period the unit will be repaired or replaced at our option without charge for materials or labor If air frieght is requested by the dealer the difference between air and surface charges will be billed to the dealer This limited
6. Weight 45 Ibs 20 51 kg TA6300 6 Channel Power Amplifier
7. equate ventilation the temperature protection circuitry will automatically protect the amplifier When a safe operating temperature is restored the amplifier will return to normal operation Because the amplifiers are capable of delivering high power from a relatively small physical package considerable heat can develop in cabinets containing several components A good rule of thumb to adopt is to provide forced air cooling in any enclosure containing four or more electronic components SECTION 3 Features Power Connections The SMART TA6300 power amplifiers are specified for operation from 120 240 Volt 50 60 Hz mains supply Equipment for domestic USA consumption includes a captive cord with a three pin polarized plug DO NOT REMOVETHECEN TER GROUNDING PIN In new installations and portable sound systems or any situation in which the mains power is suspect itis wise to confirm appropriate voltage and line polarity BEFO RE connecting the instru ment to power sources Thermal Protection Certain conditions of operation restricted air flow cooling sustained high power operation into low impedance loads can result in a rise in output device case temperature sufficient to affect the amplifier s performance Should the heatsink reach 95 C the output will automatically be disconnected from the load loudspeaker and will remain disconnected until the temperature drops below 95 C The action of removing the load has
8. hms on five channels simulta neous with 400 watts into 4 ohms on the sixth subwoofer channel Circuit Description To assure absolute long term reliability the output section of each channel incorporates multiple Motorola PowerTransistors which provide three times the amplifiers rated power in watts of dissipation per channel The output stage is arranged in a fully complementary format for class AB 2 operation The bias current is evenly distributed among all output devices Bias thermal compensation is accomplished by thermally mating a bipolar semiconductor junction to the heat producing output device Triple diffused high power driver transistors are employed along with high speed high voltage silicon annular devices for the pre driver and inverter stages Utilization of these components provide the required separation of FT break points for absolute stability Fully complemen tary drive and loading is utilized throughout Only 20dB of negative feedback is used to reduce forward transfer distortion to minimum levels VI type energy limiters are incorporated for short circuit protection of the amplifier Due to the unusually large safe operating area of output stage the limiters do not actuate until driving a forty five degree reactive load of under 2 ohms at full power Construction The amplifiers are designed on an all modular concept permitting rigorous pre assembly mod ule testing and maximum service accessibility Each
9. the effect of eliminating output current This in turn results in an immediate and rapid drop in temperature The load will automatically be reconnected INSTALLATION amp OPERATION when the temperature drops below 95 C Fan Assist Cooling The SMART TA6300 is equipped with a convec tion cooling system utilizing massive heatsink extrusions and two fans Soft Clip Speaker Protection The SM ART TA6300 incorporates Soft Clip Speaker circuitry This circuitry prevents the amplifier from being driven into a hard clip state which prevents speaker damage caused by the amplifier being over driven or into DC state Selectable Input Sensitivity The SMART TA6300 is equipped with selectable input sensitivity The factory setting is 1 v for rated output 775v and 1 5v are also available If you would like to change the setting set by the factory you may contact the factory for instruc tions Front and Rear Panel Controls PO WER SWITCH CIRCUIT BREAKER To turn the Amplifier O N or OFF press the right or left portion of this switch rocker This switch also serves to break power in the event of a surge POWER INDICATING LED This LED when illuminated indicates that the amplifier ison SIGNAL STATUSINDICATO RS Six green LED indicators are normally off with no signal present and illuminate when signal is present CLIP INDICATO RS Six red LED indicators illuminate when the input signal levels exceed 3 dB above clipping Ad TA
10. warranty does not cover products that have been abused altered modified or operated in other than specified conditions Prior factory approval is required on all returns Returned equipment or defective parts must be shipped freight prepaid to us by the dealer or customer Our limited warranty doesn not cover damages resulting from accident misuse or abuse lack of responsible care or failures not attribut able to manufacturing defects except as provided herein SMART Devices Inc makes no warranties express or implied including warranties of merchantability or fitness for a particular purpose RETURN POLICY Factory autorization MUST be obtained before returning any product A 15 restocking charge will be issued on unused equipment in original box that is returned for credit Credit is issued to the dealer s account The credit may be used against future pruchases and no cash transactions are offered All returns must be shipped freight prepaid by the dealer Equipment returned without a factory RA Return Authorization will be refused TA6300 6 Channel Power Amplifier SECTION 1 Introduction The SMART model TA6300 is a professional six channel amplifier featuring DC protection quick interconnect with SM ART companion products soft clip speaker protection and massive heatsink extrusions with internal D C fan assist to make sure your amplifier stays cool even when the music is hot TA6300 delivers 200 watts per channel into 8 o
Download Pdf Manuals
Related Search