FEATURES: w n e r ' s m a n u a l 150W + 150W maximum power output Mixing Amplifier ±4 4 Step Digital Key Controller for transposing natural key of source music Digital Echo with Repeat and Delay controls to add depth and space to vocals Three Microphone Inputs with individual Volume controls Full-function remote control for ease of operation Built in AM/FM tuner with 60 programmable station presets Master Music and Microphone Volume controls Three dedicated RCA L/R audio input channels Three RC
KR-3808 PRO Table of Contents Introduction Safety Instructions ...................................2 Safet FCC Information ......................................3 Welcome ...............................................4 Listening for a Lifetime .............................5 Before Getting Started .............................6 Getting Connected Remote and Power Cable .........................7 Speakers ................................................8 Connecting Input Source Players ...........
Safety Instructions 8. Ventilation - The appliance should be situated so its location does not interfere with its proper ventilation. For example, the appliance should not be situated on a bed, sofa, rug, or similar surface that may block the ventilation slots. CAUTION RISK OF SHOCK CAUTION: To reduce the risk of electric shock, do not remove cover (or back). No userserviceable parts inside. Only refer servicing to qualified service personnel. 9.
������������������������ �� ������������������������������������� �������This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Vocopro may void your authority, granted by the FCC, to use this product. ������������� When connecting this product to accessories and/or another product use only high quality shielded cables. Cable(s) supplied with this product MUST be used. Follow all installation instructions.
Welcome And thank you for purchasing the KR-3808 PRO from VocoPro, your ultimate choice in Karaoke entertainment! With years of experience in the music entertainment business, VocoPro is a leading manufacturer of Karaoke equipment, and has been providing patrons of bars, churches, schools, clubs and individual consumers the opportunity to sound like a star with full-scale club models, in-home systems and mobile units.
Listening for a Lifetime Selecting fine audio equipment such as the unit you've just purchased is only the start of your musical enjoyment. Now it's time to consider how you can maximize the fun and excitement your equipment offers. VocoPro and the Electronic Industries Association's Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level.
Before Getting Started Thank you for purchasing the KR-3808 PRO Digital Karaoke Mixing Amplifier. The KR-3808 PRO will provide years of reliability and high quality entertainment for you if used properly. Please read this manual carefully before using your KR-3808 PRO to ensure best performance. Unpacking the KR-3808 PRO Carefully remove the KR-3808 PRO from its carton. It is recommended that you store the original packaging materials in case you need to ship this equipment for any reason.
Getting Connected About the Remote Control Connecting the Power Cable • The area between the remote control and the main unit must be clear of large obstacles. • Do not expose the remote control sensor to strong lighting, especially an inverter type fluorescent lamp as this may cause the remote control to not function properly. Plug the supplied AC power cable into the AC inlet after all other connections are complete and then plug the AC power cable to an AC wall outlet.
Getting Connected Connecting Speakers Preparing the Speaker Cable The Speaker Terminals are located on the rear panel. There are two STEREO terminals. Be sure to connect the left channel (L), right channel (R), “+” (red) and “--” (black) properly. You can either used an exposed speaker wire or Banana Plug speaker cable. Exposed Speaker Wire 1. Remove approximately 3/8” (10mm) of insulation.
Getting Connected cont. Connecting to the KR-3808 PRO’s Inputs ���������������������� There are three available A/V input channels which allow you to connect up to three A/V players to the KR-3808 PRO: DVD, AV1, and AV2. Connecting a DVD, CD or other A/V Player with RCA Audio and Video Outputs to the DVD Input A DVD, CD or other A/V player can be connected to the DVD input using the L/R (red & white) RCA audio inputs and the RCA video (yellow) input.
Getting Connected cont. Connecting a CD+G Player with RCA Audio and Video Outputs to the CD Input ���������������������� A CD+G player can be connected to the AV1 inputs using the L/R (red & white) RCA audio inputs and the RCA video (yellow) input. What you will need • Player with RCA audio and video outputs • RCA L/R audio cable (red & white) • RCA video cable (yellow) Audio 1. Connect one end of the red and white RCA audio cable to the L/R audio outputs on your player. 2.
Getting Connected cont. Connecting a Player with RCA Audio and Video Outputs to the AV2 Input or Mp3 Player to the 1/8” input ����������������������� A DVD, CD or other A/V player can be connected to the AV2 inputs using the L/R (red & white) RCA audio inputs and the RCA video (yellow) input, or the 1/8” input can be used to connect an Mp3 player or laptop. What you will need to connect to the AV2 RCA input • Player with RCA audio and video outputs • RCA AV cable (red, white and yellow) Audio 1.
Getting Connected cont. Connecting to the REC OUT or LINE OUT jacks ���������������������� The L/R (red and white) RCA Record Output or PRE (Line Level) Output jacks on the rear panel can be connected to any self-powered input device with RCA inputs (i.e. recording device, powered speakers, etc). What you will need: • Powered device with L/R RCA inputs • RCA L/R audio cable (red & white) 1. Connect one end of the red and white RCA cable to the REC OUT jacks on the KR-3808 PRO’s rear panel. 2.
Getting Connected cont. Connecting to a TV using the RCA Video (yellow) Output What you will need • TV/ video monitor with an RCA video input • RCA video cable (yellow) 1. Connect one end of the RCA video cable to either of the two RCA video OUT jack on the KR-3808 PRO rear panel. 2. Connect the other end of the RCA video cable to the RCA video input on the TV/Video monitor. 3. Make sure the TV/Video monitor is set to the correct video input.
Front Panel Descriptions and Functions � � � � � �� � � �� � �� �� � � �� 1. POWER - Use this button to turn the KR-3808 PRO ON or OFF. 2. DISPLAY - Displays setting information. 3. REMOTE SENSOR - When operating the KR-3808 PRO with the REMOTE CONTROL, direct the REMOTE towards this SENSOR within 23 feet. Maintain a line of sight between REMOTE and REMOTE SENSOR clear of obstacles to prevent signal blockage. 4. EFFECT - This controls the overall level for the effects on all three MIC INPUTS.
Front Panel Descriptions and Functions cont. � � � � � �� � � �� � �� �� � � �� 10. MICROPHONE VOLUME CONTROLS - These level controls for MIC 1, 2 and 3 should be adjusted individually to get the best mix when multiple performers are singing. Rotate clockwise to increase and counter-clockwise to decrease VOLUME for each mic. 11. MIC EFFECT DELAY - This control adjusts the length of time for each ECHO interval, or REPEAT.
Front Panel Descriptions and Functions cont. �� �� �� �� �� �� �� 15. DIGITAL KEY CONTROL/SCAN AND TUNE - While the input is set to DVD, AV1 or AV2 these buttons will adjust the key of your source music in half-step increments to match the natural range of your voice using these buttons. Flat - lower the key. Sharp - raise the key. Natural - return to the original key of the music input source. You will see the DISPLAY reflect the KEY CONTROL step you have selected.
Rear Panel Descriptions and Functions � � � � � � � 1. DVD VOLUME CONTROL - This controls the output level of the DVD source. Turn clockwise to increase output, counter-clockwise to decrease. 2. DVD RCA INPUT - RCA audio/video input for the DVD input channel. Connect here using a standard white/red/yellow RCA cable. 3. AV1 RCA INPUT - RCA audio/video input for the AV1 input channel. Connect here using a standard white/red/yellow RCA cable. 4. FM ANTENNA INPUT - FM ANTENNA input.
Rear Panel Descriptions and Functions cont. �� � � �� 8. SPEAKER OUTPUT - You can connect two different speakers between SPEAKERS OUTPUT L and R. Exposed speaker wire can be used by removing the corresponding left or right knob from the speaker terminal by turning counter-clockwise, inserting the wire and re-inserting the knob and securing it by tightening clockwise. “Banana plug” style speaker cables can also be used for left and right of each pair.
Remote Control Descriptions and Functions The maximum operating distance between the Remote Control and the REMOTE SENSOR is approximately 23 feet. If the effective distance of the Remote decreases, replace the batteries. To install new batteries, remove the battery compartment lid on the back of the Remote and insert two AA batteries with polarities aligned. 1. INPUT - This button allows you to select between DVD, AV1, AV2, and TUNER inputs. 2.
Operations Setting the Radio Station Presets There are 60 programmable radio station presets available on the KR-3808 PRO (30 for AM and 30 for FM). To set a radio station preset. 1. Use the PRESET CHANNEL + and - (CH+ and CH- on remote control) ol) to select a preset number number, ie CH4. 2. Use the SCAN or TUNE buttons to select the radio station you would like to assign to the preset. 3.
Troubleshooting No sound output. • Make input. • Make • Make • Make • Make sure the KR-3808 PRO is set to the correct sure sure sure sure the volume is turned up. everything is connected firmly and properly. there are no defective cables. all of your components are turned on. No sound output when DVD source is playing. • Make sure the KR-3808 PRO is set to the DVD input. • Make sure the rear DVD volume is turned up. There is music but no microphone vocals. • Make sure the microphone is turned on.
KR-3808 PRO owner’s manual Version 1.0302 © VocoPro 2010 www.vocopro.
