Page 2 - Table of contents
Introduction Safety Instructions ......................................................................................................................... 1 FCC Information ..................................................................................................................................
Page 3 - Safety Instructions; CAUTION; RISK OF SHOCK; WARNING; Explanation of Graphical Symbols
1 Safety Instructions CAUTION RISK OF SHOCK CAUTION: To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable parts inside. Only refer servicing to qualified service personnel. WARNING To reduce the risk of fire or electric shock, do not expose this unit to rain or mo...
Page 5 - FOR YOUR RECORDS; Vo c o P r o; VocoPro Company Email Directory
3 Welcome…. And Thank you for purchasing the DA-3700 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...
Page 6 - Some common decibel ranges:; The following noises can be dangerous under constant exposure:; Listening for a lifetime
4 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...
Page 7 - Specifications; Features; Digital Karaoke Mixing Amplifier with Key Control
5 Specifications Maximum Output 120W + 120W at 4-Ohm 100W + 100W at 8-Ohm S/N ratio 65dB (mic on) 70dB (mic off) THD .0.5% Frequency Response 20Hz--20KHz Noise Level <10mV Tone Balance Control ±12dB Balance Input ±1.5dB Split Level >35dB Mic Sensitivity <30mV Mic Frequency Sound 100Hz ~ 2.5...
Page 8 - CD/DVD player connection; Getting connected; TV/Display device connection
6 VocoPro DKP-10G 1 2 3 4 5 6 7 8 9 0 DISC 1 MIC 1 MIC 2 DISC 2 DISC 3 DISC 4 DISC 5 0 10 0 10 0 10 -10 +10 -10 +10 MIC TREBLE MIC BASS ECHO VOL 2 VOL 1 PAL/NTSC DISPLAY L/R # DVG-555K 5 DISC KARAOKE MIXER/PLAYER POWER ON / OFF R V I D E O CD+G ALL VocoPro DVG-555K CD/DVD player connection You can s...
Page 9 - Amplifier, mixer and external sound system connections; External speaker connection
7 Amplifier, mixer and external sound system connections Music and Vocals The DA-3700PRO’s LINE OUT (RCA) jacks can be used to connect to a second power amplifier, an external sound system or mixing device. Note: The DA-3700 offers optimum performance when used as an amp for home sound systems and s...
Page 10 - Effects Loop connections; A mic with Remote Key Control
8 Vocals The MIC INSERT jacks on the rear panel allow you to loop the vocals through an effects unit. NOTE: In or- der to do this you must have a 1/4” Y adapter cable (not included) for each microphone line. Connect the single end of the Y cable into the MIC INSERT jack. Connect one side of the doub...
Page 11 - Front panel description
9 1. MICROPHONE INPUT jacks – Connect your microphones to these inputs with 1/4” cables. 2. -20dB GAIN pads – Press pad to an inward position to decrease the microphone output’s gain by -20dB. Release pad to its outer position to have the microphone output revert back to NORMAL volume. 3. PEAK LED i...
Page 13 - Rear panel description
11 1. VOLTAGE SELECTOR switch – This selector toggles between 110-120V and 220-240V power settings. NOTE: Please ensure this toggle is set to the correct position, matching the receiving AC outlets power supply before plugging it in an operating it. Doing so may cause severe damage to the unit and v...
Page 14 - Remote control description
12 1. INPUT SELECTOR buttons - Use these buttons to toggle between the two available input channels A and B. 2. DIGITAL KEY CONTROL - Use these buttons to raise or lower the musical key of your source music (CD/DVD player). The LEDs indicate where the current key of the music is. b - Lowers the key ...
Page 15 - Switching between input channels; Basic operations; Using Digital Key Control
13 LOW NORMAL HIGH b # Switching between input channels Use the A and B input buttons on the DA-3700PRO’s front panel or remote control to switch between the two input channels. Basic operations Using Digital Key Control Digital Key Control enables you to adjust the key of the source music (CD/DVD p...
Page 16 - Balancing a Microphone Channel; Balancing the Music Channel; Advanced operations
14 Balancing a Microphone Channel When adjusting Mic levels, it is recommended to do so in this order: 1. First adjust the MIC VOLUME control to approximately 50%. (Shown on Fig. 1) 2. Then balance the LOW, MID and HIGH controls to approximately 40-60%. (Shown on Fig. 2) 3. Start background music wi...
Page 17 - Troubleshooting; PROBLEMS
15 Troubleshooting PROBLEMS CAUSE SOLUTIONS Change Input S elector to the correct current playing source R aise Music Master Volume level to an appropriate level Connect the Loop Bars horizontally (L-OUT to L-IN and R -OUT to R -IN); or reconnect the connected device as stated in the instruction man...