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BACK PANEL – BOOST-KS40 AMPLIFIER
BOOST-KS40
❶
1. AUX signal input
2. FR speaker output
3. FL speaker output
4. Power : 220-240V~ 50/60Hz
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.
USING THE AMPLIFIER
Select a sound source
• Turn the VOLUME button to the lowest first. Switch the unit on. Use input signal button to select the sound
source.
• Turn the VOLUME butt on to adjust Left and Right channel to a suitable level.
• Use the USB play buttons to adjust the MP3 music playback.
• Use the TREBLE button to adjust the treble to a suitable level.
• Use the BASS button to adjust the bass to a suitable level.
• Use the BALANCE button to adjust the volume level of R/L CH.
Playing Karaoke
• Turn the VOLUME button to the lowest first. Switch the unit on. Use the input signal button to select the
sound source.
• Turn the MIC1/2. VOL button to the lowest, plug 1 or 2 microphones into the MIC1 or MIC2 Jack, adjust the
MIC1. VOL & MIC2. VOL controls to a suitable level.
• You can adjust the microphone echo by using M. ECHO button.
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.
4
Assembled in PRC for
LOTRONIC S.A.
Av. Z. Gramme 9
B-1480 Saintes
❷
❸
BOOST-KS40 / Code: 10-7026BO
CAUTION - VORSICHT - ATTENTION - OPGELET
Shock hazard - Do not open the housing
Stromschlaggefahr - Nicht das Gehäuse öffnen
Risque de choc électrique - Ne pas ouvrir le boîtier
Risico voor elektrische schok - Niet de behuizing openen
Input
Alimentation
220-240V~
50/60Hz
100W
❹
EN
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