2 X 100Watt Class-D Audio Amplifier
Contents
1. o SURE electronics 2 X 100Watt Class D Audio Amplifier TK2050 User s Guide 2 X 100Watt Class D Audio Amplifier TK2050 To keep the product in a best working condition and having a long service time please operate it according to the relevant steps The warranty lapses if the product is damaged because of incorrect use and your negligence Warning Never immerse the product in the rain or any other humid environment to prevent the fire or electric shock Safety Precautions 1 Carefully handle the power cord Do not damage or deform the power cord or it will cause the electric shock or abnormal working Removing the power cord from the socket please confirm what you ve hold is the socket not the power cord 2 Never open the cover Do not open the cover in order to prevent the electric shock Any problem please contact us 3 Never put other things in the product Do not put the metal in the product and avoid any liguid in or it will cause electric shock or abnormal working Operation Precautions 1 Care the power cord When you pull out the plug from the socket do not pull the power cord but hold the plug 2 Prevention of the high temperature Never put the product in the place exposed by the sun or near to the heating equipment 3 Caution of the rack or chassis installation Never put this product in a closed rack 4 Never open the product Its dangerous to open the product or put your hand in it If this product has somet2. volume knob AA AB32183 Ver1 0 Page 2 2004 2011 Sure Electronics Inc Overview 1 5 2 Back Panel FIGURE 1 3 POWER INPUT SPEAKER OUTPUT AUDIO SIGNAL INPUT 3 speaker output terminal 4 audio signal input terminal 5 serial number 6 power input 1 5 3 Connection FIGURE 1 4 CONNECTING SCHEMATIC 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page 3 e 2 X 100WATT CLASS D AUDIO SURE AMPLIFIER TK2050 electronics USER S GUIDE Chapter 2 Hardware Detail 2 1 Power Connection A high performance power supply is important for an amplifier to output high quality sound and work stably A high quality power adapter is needed for this amplifier and you can buy one from us Please connect the power adapter with the audio power amplifier according to the following schematic Pay attention to the power adapter when connecting A 5 5mm 2 5mm power adapter or a 5 5mm 2 1mm to 5 5mm 2 5mm tips connector is needed for connecting FIGURE 2 1 POWER CONNECTION SCHEMATIC L OUT d i O INPUT POWER INPUT o I 2 2 Button Setting when toggle switch is ON press the knob and make it between mute disable and enable status LED shows breathing effect light only when mute is enabled LED is on for no more than 1 second and then off when volume adjustment is activated while mute is disabled When the toggle switch is OFF the product is in the standby mode and then LED is off FIGURE 2 2 BUTTON SETTING O
3. 2 2 TR UNO WEE 4 2 3 INPUT GONNEC de Lu BEEN 5 2 4 QUIpUL COMMOCUOM BEE 5 2 5 Volume CONTO on da 5 2 0 LED India CN 5 2 7 QUIE MAG ING EE 6 Chapter 3 Electrical Characteristics sasasa sasaka daa ana dada aa aa asa danuka aa aa ajaka gaga aenak aa akis 7 KElaptertzkMegboanical DIEawUEl eegene 8 Chapter 5 Contact US sasana gaga aaa iia 9 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page i 2 X 100Watt Class D Audio Amplifier TK2050 NOTES Product Version Ver 1 0 Document Version Ver 1 0 BESSEREN AA AB32183_Ver1 0_Page ii 2004 2011 Sure Electronics Inc e 2 X 100WATT CLASS D AUDIO SURE AMPLIFIER TK2050 electronics USER S GUIDE Chapter 1 Overview 1 1 Overview Welcome to use this amplifier with aluminum alloy case by Sure Electronics This product features streamlined frame design beautiful shape portable carrying and durable using This product supports dual channel audio amplification with each channel 100W power amplifier output and high fidelity sound output And in order to ensure perfect sound output we use high quality rotary encoder and the volume control chip for volume control lt can ensure the precise adjustment and perfect volume output even after long time use lt has built in MCU control with over under voltage over current protection and LED indication during working Powered by supply from DC 24V this amplifier can drive 40 or 80 passive speakers FIGURE 1 1 OV
4. SURE 9 electronics Toggle Switch State Product State LED State Mute enabled LED lighting in a breathing effect state Mute disabled LED lighting no more than 1second when volume adjustment is activated Standby mode LED off AA AB32183 Ver1 0 Page 4 2004 2011 Sure Electronics Inc 2 X 100Watt Class D Audio Amplifier TK2050 2 3 Input Connection This product adopts RCA socket to input audio signal A 3 5mm to RCA cable is needed FIGURE 2 3 INPUT CONNECTION 2 4 Output Connection This product provides dual channel output by using banana jacks Pay attention that LOUT and LOUT are Left Output Channels ROUT and ROUT are Right Output Channels FIGURE 2 4 OUTPUT CONNECTION O WZ Note LOUT and ROUT are not in the same net and can not be connected together Moreover LOUT LOUT ROUT ROUT can not be connected to the ground 2 5 Volume Control We adopt a rotary encoder and high quality digital volume control ensuring high quality signal output and high precision volume adjustment FIGURE 2 5 VOLUME CONTROL VOLUME O SURE Oo electronics 2 6 LED Indicators This product is based on MCU which controls the indicators to display dynamic LED state and make this product more fashionable and attractive Please refer to table 2 1 for details 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page 5 Hardware Detail 2 Fault Tracing If the amplifier does not work well please re
5. ERVIEW 1 2 Accessory Optional purchase e 27V 13A DC Switching Power Supply e 3 5mm to RCA cable e 5 5mm 2 1mm to 5 5mm 2 5mm tips connector 1 3 Features e Class D audio amplifier based on authentic TK2050 from Tripath e Wide working voltage range 12 to 32V e Streamlined aluminum alloy housing makes it more durable e High quality digital volume control IC ensures long time use and perfect sound output e Frequency response 20Hz to 20KHz 3dB e SIN rate 100dB A weighted e High Output Power 30W O 60 lt 1 THD N 40W 80 lt 3 THD N 100W 40 lt 10 THD N O 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page 1 2 X 100Watt Class D Audio Amplifier TK2050 e High Efficiency 86 Y 60W 80 82 46W 60 90 100W 40 e Audiophile Quality Sound 0 007 THD N 30W 80 0 005 THD N 70W 40 e Line level and analog audio signal input e MCU based backlight of volume control knob LED ring which shows the working status of the product e Automatically save volume setting after power off e Volume Fade in and fade out e Over under voltage shutdown e Over current protection e Over temperature protection 1 4 Applications e Background Music Systems e Interactive kiosks e Home DIY e Car audio 1 5 Components and Function Please refer to the corresponding pages for the detailed information 1 5 1 Front Panel FIGURE 1 2 TOGGLE SWITCH VOLUME KNOB e SURE Ka electronics 1 toggle switch 2
6. ad the following table 2 3 TABLE 2 3 CORRECTIVE MAINTENANCE Situation Solutions Check if it is connected with the power and confirm that the voltage regulator works well If not connect the power according to the schematics Check if the signal input cable is connected correctly and if there is signal If not connect the lines according to the schematic and No sound input the audio signal Check if the output cable is damaged and if the speaker works or not If not change the output cable and the speaker Check if toggle switch is on Check if LED is in a breathing effect state if it is press the volume knob and if not adjust the volume control Suddenly no sound when Check if the product has worked for long time or if the audio signal is the product is too high If it is turn off the power and turn it on again working Note If the problems above still cannot be solved maybe the product has something wrong Now please turn off the power pull out the power cord from the socket and then contact us Please refer to chapter 5 for our contact information AA AB32183_Ver1 0_Page 6 2004 2011 Sure Electronics Inc e 2 X 100WATT CLASS D AUDIO SURE AMPLIFIER TK2050 G electronics USER S GUIDE Chapter 3 Electrical Characteristics Following table lists the typical value of all the parameters For more details please refer to the datasheet of TK2050 by Tripath TABLE 3 1 BASIC PARAMETERS Toggle M
7. hing wrong pull out the power plug immediately and contact us 5 Protect the chassis Avoid spraying insecticides near the product Do not wipe the product with liquid like gasoline thinner or other solvents which easily cause the change of the quality or the color Use soft cloth to clean it 6 When you go out If you don t use this product in a long time e g when you go out for a trip you must pull out the plug from the power socket 7 Take care with humidity water and dust Do not put this product in the highly humid position or the position with much dust Do not place vases or something with water in on this product 8 Please keep the manual well After reading this instruction please keep it well It will be helpful when there are faults Attention please In order to explain clearly to users the graphic representation in this user s manual may be some different from the real device Se 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 2 X 100WATT CLASS D AUDIO SURE AMPLIFIER TK2050 e electronics USER S GUIDE Table of Contents Chapter 1 Overview E 1 Ted e TEE 1 1 2 Accessory Optional purchasei eee 1 TES ei E 1 14 ADDUGANONS E 2 1 5 Components and FUNCION ni Ed 2 ESTE Front PANG WEE 2 1 5 2 Back tee 3 13 3 CONMECUOM asa aaa ga ah sete ee EEN 3 Chapter 2 Hardware Detail sitesi cite ta ege an aan locado pa aana ent anaa aaa naja aa ak aaa a a aaa aa naa a WA 4 2 1 Power COnNNGCUON EE 4
8. nics Inc AMPLIFIER TK2050 0 2 X 100WATT CLASS D AUDIO e SURE 0 electronics USER S GUIDE Chapter 5 Contact Us Sure Electronics Co Ltd East zone 3F Building 6 Jingang Technology Innovation Center No 108 Ganjiabian Rd ZIP 210000 Qixia District Nanjing P R China Tel 86 25 68154800 860 Fax 86 25 68154891 832 Website www sure electronics com Email customerservice sure electronics com 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page 9
9. ute 1 60mA 100mA 130mA Switch ON DC24V No e Toggle Switch Off 30mA DC24V No Load 100dB A weighted Input Sensitivity A 0dB 0 720V 0771V 0 800V 0 SE R 40 Pow 70W 0 010 R 80 Pou 30W 0 007 Frequency Range pe 20Hz to 20KHz 3dB Signal Noise Ratio R 40 Pou 117W Efficiency VCC 32V R 60 Pou 46W 82 C Rea ooon BOW om ao ES SC 86 THD N lt 0 01 Output R 80 f 1000Hz Power R 40 f 1000Hz 100W THD N lt 10 a Offset Voltage 10mV OmV 10mV adjustable R 80 f 1000Hz Channel Separation Po 100W Risdohm 80dB me PonerGam uau mam em Operating Temperature oe 200 soc Storage Temperature ac 200 er thermal Warning mr Note Here only list the dB gain of TK2050 The chip s specifications from Tripath s TK2050 Data Sheet Some parameters are modified according to the actual operations The volume control chip can reach a maximum of 11 25dB in preamplification 2004 2011 Sure Electronics Inc AA AB32183 Ver1 0 Page 7 o 2 X 100WATT CLASS D AUDIO SURE AMPLIFIER TK2050 electronics USER S GUIDE Chapter 4 Mechanical Drawing FIGURE 4 1 FRONT PANEL 4 88inch 124 00mm 4 38inch 111 40mm 1 46inch 1 93inch 37 00mm 49 00mm FIGURE 4 1 BACK PANEL 4 72inch 120 00mm 4 38inch 111 40mm 1 46inch 1 77inch 37 00mm 45 00mm AA AB32183 Ver1 0 Page 8 O 2004 2011 Sure Electro
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