7. TECHNICAL SPECIFICATIONS
If none of the above methods can solve the problem, please seek professional advice at your
nearest service center. Never attempt to repair the product yourself.
6. TROUBLESHOOTING
Мodels
Parameter, measurement unit
Output power (RMS), W
Frequency range, Hz
S/N ratio, dB
Tweeter diameter, mm
Woofer diameter, mm
Voltage supply, V/Hz
Dimensions (one speaker) (W × H × D), mm
Weight, kg
ВF-11
Value
36 (2 × 18)
40 – 20,000
≥ 75
Ø 25
Ø 100
~220/50
150 × 263 × 185
6.4
ВF-21
Value
40 (2 × 20)
35 – 20,000
≥ 75
Ø 25
Ø 100
~220/50
150 × 310 × 232
7.5
ВF-111
Value
50 (2 × 25)
32 – 20,000
≥ 65
Ø 25
Ø 165
~220/50
203 × 342 × 230
9.3
Notes:
• Technical specifications given in this table are supplemental information and cannot give
occasion to claims.
• Technical specifications and package contents are subject to change without notice due
to the improvement of SVEN production.
Problem
The MSS does not
turn on.
No sound.
There is too quiet
sound of speakers.
Distortion of
sound.
Sound is produced
by one of the
channels only.
Cause
The MSS is not connected to the mains outlet.
Power switch is off.
Volume level is set at minimum value.
The audio source is improperly connected.
Volume level is set at minimum value.
Large amplitude of the input signal.
The speakers are improperly connected to
the audio source.
Solution
Check the connection.
Turn on the switch.
Adjust the volume control knob.
Connect audio sources correctly.
Adjust the volume control knob.
Turn down the source volume
and MSS volume.
Check the connection of spea-
kers.
ENG
18
2.0 Multimedia Speaker System
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