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User Manual 

TL-A80-20W 

Mini Digital Amplifier 

 

 

 

 

 
 

 
 
 
 
 

All Rights Reserved 

Version: TL-A80-20W _160627

 

Summary of Contents for TL-A80-20W

Page 1: ...User Manual TL A80 20W Mini Digital Amplifier All Rights Reserved Version TL A80 20W _160627 ...

Page 2: ...his equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications It has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in...

Page 3: ...ure or install this product near water l Do not put any heavy items on the extension cable in case of extrusion l Do not remove the housing of the device as opening or removing housing may expose you to dangerous voltage or other hazards l Install the device in a place with fine ventilation to avoid damage caused by overheat l Keep the module away from liquids l Spillage into the housing may resul...

Page 4: ... 8Ohm 2 2 1 3 Dual mono Output 3 2 2 Microphone input 4 2 2 1 48V phantom power input 4 2 2 2 MIC input 4 2 2 3 LINE input 4 3 Operation of the Control Panel and the IR Remote 5 3 1 Operation of the Control Panel 5 3 1 1 Audio switching 5 3 1 2 Volume EQ control 5 3 2 Use of the IR Remote 6 4 System Diagram 7 5 Communication Protocol and Command Codes 8 6 Specification 9 Panel Drawings 11 7 Troubl...

Page 5: ...s l Variable line audio output on 3 5mm jack l Dual mono summing Stereo inputs can be summed to dual mono audio l MIC mixer function The microphone will be mixed to the line audio output and be controlled separately l MIC input supports condenser mic 48V phantom power dynamic MIC and wireless MIC l Auto noise gate It detects the audio of the MIC input and will mute the channel when there is no inp...

Page 6: ...System Connection Introduction 2 1 Audio Output 2 1 1 Default output 2x20Watt 4Ohm The default output of amplifier is 2x20Watt 4Ohm connect the amplifier output as shown in the picture below 2 1 2 Bridge connection 1x40Watt 8Ohm The TL A80 20W has output bridging to double the output power to 1x40Watt 8Ohm It will sum the input left channel and input right channel to mono output and the power is u...

Page 7: ...ouble mono output It can sum up the left and right channel to be the mono audio output In this way the both of the outputs are showing the same mono audio The connection is Change the switch to BRIDGE Connect the two pins to a single speaker Change the switch to MONO Connect the four pins to two speakers ...

Page 8: ...cted 2 2 2 MIC input When the switch is moved to MIC the microphone input is used for connecting to a dynamic microphone There are two different connections 1 Unbalanced connection connects to ground and connects to signal 2 Balanced connection connects to positive connects to negative and connects to ground 2 2 3 LINE input When the switch is moved to LINE the microphone input is used to connect ...

Page 9: ...witchable via buttons as below 3 1 2 Volume EQ control The line volume and MIC volume can be controlled by the buttons The MIC Volume LINE volume LINE bass LINE treble are selected by the select button and controlled up down mute by the function buttons Please check the picture below For example to turn up the line volume you should select the LINE first and then press the button Source Selection ...

Page 10: ...ote at the IR receiver to control the amp 3 5mm jack insert into the special IR socket 3 5mm on the amplifier Mute Mode MIC Mute the microphone LINE Mute the line SPEAKER Mutes all inputs MIC and LINE Use to transmit the infrared signal sent by the IR remote Audio Control Modes MIC turn up down the microphone volume LINE turn up down the line volume BASS bass of line audio TREBLE treble of line au...

Page 11: ...7 TL A80 20W User Manual www tlnetworx com 4 System Diagram ...

Page 12: ...ff 600 Status query A 1 1 Volume 30 Bass 00 Treble 00 601 MIC volume up Volume of MIC 51 602 MIC volume down Volume of MIC 51 603 LINE volume up Volume of LINE 51 604 LINE volume down Volume of LINE 51 605 Bass level up Bass of LINE 04 606 Bass level down Bass of LINE 04 607 Treble level up Treble of LINE 04 608 Treble level down Treble of LINE 04 609 Factory reset Init OK 5 xx Set MIC volume xx r...

Page 13: ...s One 1 RCA L R jack One 1 3 5mm TRS jack MIC Input One 1 3 pin captive screw connector 3 81mm IR Input One 1 3 5mm TRS Jack RS232 Control One 1 3 pin captive screw connector 3 81mm Button Control Top Panel Five 5 buttons in total MIC Signal Type Selector One 1 3 position slider switch Output Signal Format Selector One 1 3 position slider switch Analog Loop Output One 1 3 5mm TRS jack Amplifier Ou...

Page 14: ...ht 0 83Kg 1 83bls Operating Temperature Environment 10 40 C 14 104 F Operating Temperature Chassis 45 C 113 F Operating Humidity Environment 10 90 Non condensing Storage Temperature Environment 15 70 C 5 158 F Storage Humidity Environment 10 90 Non condensing Power ESD Regulatory Power Supply DC 24V at 2A ESD Protection 15KV Regulatory CE FCC Other Standard Warranty 3 Year Indicators 1 Power 2 Inp...

Page 15: ...11 TL A80 20W User Manual www tlnetworx com Panel Drawings ...

Page 16: ...ble l Check if the correct input is selected 2 If the POWER indicator doesn t illuminate or the unit does not function at all please make sure the power cord connection is good and the circuit is energized 3 If static or noise is present in the output audio please make sure the system is grounded well 4 If the static becomes stronger when connecting the audio connectors the unit is grounded improp...

Page 17: ...oration or malfunction caused by l Normal wear and tear l Use of supplies or parts not meeting our specifications l No certificate or invoice as the proof of warranty l The product model showed on the warranty card does not match with the model of the product for repairing or had been altered l Damage caused by force majeure l Servicing not authorized l Any other causes which does not relate to a ...

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