Boost POWERSOUND280 Manuel D'utilisation page 5

EN
Troubleshooting
Problem
No sound output when
power on
Distortion of sound
No sound from the
Microphone
No sound from the
USB/TF card
Speaker makes much
noise
Blue-connect Failure
Specifications
Max. power ..............................................................................................................................................................................280W
Woofer .......................................................................................................................................................................2 x 6.5"/16cm
Freq. range ................................................................................................................................................................ 100Hz-18kHz
FM band ........................................................................................................................................................... 87.5MHZ – 108MHz
S/N ratio ................................................................................................................................................................................ ≥75dB
BT frequency ......................................................................................................................................................... 2402-2480MHz
BT Max RF Power .......................................................................................................................................................... -0,91dBm
Power supply ..................................................................................................................................5V�� 2A via supplied USB lead
Built-in battery ..............................................................................................................................................Lithium 3.7V�� 3.6Ah
Dimensions ..................................................................................................................................................... 290 x 280 x 660mm
Weight .....................................................................................................................................................................................3.9kg
The product design and specifications may be changed without prior notice!
This marking indicates that this product should not be disposed with other household wastes throughout the EU. To prevent
possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the
sustainable reuse of material resources. To return your used device, please use the return and collection systems or contact
the retailer where the product was purchased. They can take this product for environmental safe recycling.
Possible cause
1: No input sound source
2: Volume in the lowest position
3: USB/TF not connected
1:Volume too loud
2: Audio file error
1:Microphone socket not fully plugged in
2: Microphone switch is not on
3: Microphone volume too low
1:incompatible song format
2: Illegal operation causes failures
3:USB/TF Card not inserted properly
1: Wired Microphone too close to the
speaker
2: Wired Microphone is switched on but
not in use
3: Microphone volume too loud
4: Mobile phone too close to the speaker
5: Too close to the equipment which inter-
feres with the speaker
1: Blue-connect Disconnected
2: Blue-connect Connected but no voice
3: Blue-connect effective distance too
short
© Copyright LOTRONIC 2019
Solution
1:Connect a Line signal
2: Adjust volume
3: Insert a USB/TF Card
1: Turn volume lower
2: Check and change the audio file
3: Adjust Bass/Treble by "MENU" and
"Main volume"
1: Completely plug in the microphone
socket
2: Power on microphone
3: Adjust microphone volume
1: songs format should be MP3/WMA
2: Power off, then power on
3: Insert USB/TF card properly
1: Do not let the wired microphones head
point at the speaker
2: Turn off wired microphone if not in use
3: Reduce the microphone volume
4: Keep mobile away from the speaker
during calls
5: Keep the speaker away from other
sources of interference
1: Find the right device Name or press
"MENU" Button to restore factory set-
tings.
2: Confirm if you are connected to the
right device Name
3: Try to keep away from barriers, such as
walls, glasses...etc
5