Master Volume; Troubleshooting Guide; Maintenance - LTC Audio KARAOKE STAR 3D Bedienungsanleitung

NEXT
EQ (Select among various styles of music)
REPEAT
12. LCD display
Shows information about the selected title, playing time, settings and play mode
13. USB input

14. MASTER VOLUME

Adjust the volume of the speaker system
15. POWER
Press to turn the main unit ON or OFF.
BACK PANEL – KARAOKE-STAR3D AMPLIFIER

TROUBLESHOOTING GUIDE

Problem Possible Reason
No Power Unit is not plugged in correctly
Fuse blown
No sound Cables connection not secure
Speakers cables are not connected
Volume is very low.
Input source in MUTE mode.
Noise from Cables damaged or contacts not
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Examine & Repair
Check the power outlet
Contact technical personal
Check all connection cables.
Check the connection between
amplifier & speakers.
Turn the VOLUME button
clockwise to a higher level.
Release the input source MUTE
mode.
Change cables or check the
Speakers secure
Strong magnetic interference when
placed close to the amplifier
No sound Microphone is OFF
from MIC volume is very low
Microphone
Howling Microphone too close to speakers
Warning: Always switch the amplifier off at the plug when connecting other devices
like DVD or CD Players.
WIRING THE SPEAKERS
IMPORTANT: please turn off your amplifier before connecting or disconnecting speakers
•
Ensure that you connect the positive speaker terminal (red) to the positive (red)
amplifier speaker output. Take care to ensure that the polarity is preserved ie do not
connect the negative speaker terminal to the positive amplifier speaker output.
•
Repeat for the negative speaker terminal (black) and the negative (black) amplifier
speaker output.
TEST
Once connected, turn on system start at a low volume and increase gradually to a
comfortable volume level. The system should sound balanced with good sound
reproduction. If the set sounds distorted check to make sure that the speakers have been
correctly wired with your amplifier.

MAINTENANCE

Use a damp cloth to clean and avoid any chemical materials and polishes on the cabinet
and grill.
MAIN SPECIFICATIONS – KARAOKE-STAR3 AMPLIFIER
Power Supply
Frequency Response
Main channel output
Total Harmonic Distortion
S/N Ratio
Tone Control
connection jack.
Reposition the amplifier further
away from the speakers
Turn on the Microphone.
Switch MIC VOL to a higher level.
Move microphone further away
from speakers or switch MIC VOL
to a lower level.
220-240V AC -50/60Hz
20Hz-20KHz (±3dB)
13W+13W
≤0.5%
≥80dB
Treble ±12dB (10KHz0
Bass ±12dB (100Hz)
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