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user manual - Soundtronics

1. chord KB Series Item ref 173 450UK 173 451UK Keyboard Amplifiers User Manual KB 80 80W KEYBOARD AMPLIFIER BASS MIDDLE TREBLE 40W KEYBOARD AMPLIFIER BASS TREBLE CHANNEL CONTROL Gu Jr www avsl chord com an n group brand chord Introduction Thank you for choosing this KB series keyboard amplifier These amplifiers are designed for use with up to 3 keyboards and deliver a high quality full range output to the listener Channel 1 can act as a microphone input turning this unit into a versatile compact P A Warning To prevent the risk of fire or electric shock do not expose this appliance to rain or moisture To prevent electric shock do not remove the cover No user serviceable parts inside Refer servicing to qualified service personnel Safety Prior to connecting mains ensure that the supply voltage is correct and the mains lead is in good condition Avoid ingress of water or particles into the enclosure If the mains fuse blows refer the unit to qualified service personnel Placement Keep the unit out of direct sunlight and away from heat sources Place the unit in an upright position during use and storage Keep the unit away from moisture or dusty environments Cleaning Use a soft cloth with a neutral detergent to clean the cabinet panel and controls To avoid damage do not use solvents to clean this equipment Specifications _KB 80 Speaker drivers 300mm 75mm tweeter
2. Aux input KB 80 173 450UK 173 451UK User Manual chord Operation Connect the IEC inlet on the KB 80 to the mains using the appropriate IEC lead ensuring correct voltage and current rating If a microphone is to be used connect this to channel 1 via the XLR connector or the L MONO jack input If no microphone is used channel 1 can be employed as a keyboard input Connect up to 3 keyboards via the line input jacks on channels 1 to 3 For stereo keyboards connect the left and right outputs to the L MONO and R jack inputs For mono keyboards just use the L MONO jack inputs If required connect headphones to the PHONES output 6 3mm stereo jack On the KB 80 a playback or auxiliary line source maybe connected via the rear RCA inputs The rear LINE OUT jacks may be used to connect the mix output to a PA system Set BASS MIDDLE KB 80 and TREBLE EQ controls to halfway 12 o clock position With master VOLUME KB 80 and channel volumes turned fully down switch the power on If a playback source is connected to the KB 80 RCA inputs ensure it is set to PLAY Gradually increase the master VOLUME until the required level is reached for AUX input Gradually increase channel LEVEL s whilst playing the keyboard s or using the microphone Check levels until the required volumes are achieved Adjust EQ controls to the desired amounts BASS MIDDLE and TREBLE frequencies If higher master VOLUME is required it may be necessary to redu
3. 200mm 65mm tweeter 470 x 525 x 340 mm 395 x 395 x 300mm Weight 23 0kg 12 0kg Power RMS 173 450UK 173 451UK User Manual Front Panel gt chord KB 80 80W KEYBOARD AMPLIFIER BASS MIDDLE TREBLE voL JME PHON a d he 4 er d 5 dh 4 N d A A se se H S kd o c ord D a cae 40 N KEYBOARD AMPLIFIER LOWZ EDA LeveL y LEVEL ss TREBLE PHONES 1 2 3 4 5 6 7 8 9 10 CH1 LOW Z Input XLR input suitable for low impedance microphone CH1 line inputs L mono amp R 6 3mm jack inputs for keyboards or other line source CH1 LEVEL Rotary control for channel 1 output level CH2 line inputs L mono amp R 6 3mm jack inputs for keyboards or other line source CH2 LEVEL Rotary control for channel 2 output level CH3 LEVEL Rotary control for channel 3 output level BASS MIDDLE KB 80 TREBLE Global EQ for tone shaping PHONES 6 3mm headphone output chord 1 2 3 4 5 6 CH3 line inputs L mono amp R 6 3mm jack inputs for keyboards or other line source 7 8 9 1 0 VOLUME Master output level control Rear Panel 2 chord AU 2 80W KEYBOARD AMPLIFIER Ne DD oo THES EQUIPMENT TO RAIN OR M t a L MONO R H si e Kr A0 40W KEYBOARD AMPLIFIER CAUTION ee SR LIN ONO o chord 11 12 13 14 15 11 POWER Mains On Off rocker switch 12 IEC Mains inlet 13 Left or Mono 6 3mm line output 14 Right 6 3mm line output 15 L R RCA
4. ce the signal level fed to the AUX input on the KB 80 After use turn the master and channel volume controls fully down before powering off Troubleshooting No output and no Check POWER switch is on and mains lead is connected properly Power light Check mains fuse hasn t blown Check that Master VOLUME and Channel LEVEL controls are not turned down fully un ERR Ensure low impedance inputs e g microphone are not fed to Output very quiet jack line inputs Increase master VOLUME and or channel LEVEL controls Check that all EQ controls are not turned down Errors and omissions excepted Copyright 2012 AVSL Group Ltd 173 450UK 173 451UK User Manual

user manual - Soundtronics

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