English
TROUBLESHOOTING TECHNICAL DATA
12
Problem Possible cause Solution
No sound, Volume is not adjusted. Adjust volume.
no power
Headphone is connected. Disconnect headphone.
Mains cable is not securely connected. Connect mains cable properly.
No reaction to Electrostatic discharge. Disconnect the set from power supply,
controls reconnect after a few seconds.
Poor radio Weak radio signal. Direct the antenna for optimum reception.
reception
Interference caused by electrical equipment Keep the set away from electrical
like TVs, computers, engines, etc. equipment.
NO DISC The CD is badly scratched or dirty. Replace or clean the CD.
indication
No CD, or CD is inserted upside down. Insert a CD with label upwards.
CD-RW (CD-R) is not properly recorded Use FINALIZE on the CD recorder to complete
for the use on a standard CD player. the recording.
The laser lens is steamed up. Wait until the lens has cleared.
The CD skips The CD is damaged or dirty. Replace or clean the CD.
tracks
SHUFFLE or PROGRAM is active. Switch off SHUFFLE or PROGRAM play.
Remote control Batteries are inserted incorrectly. Insert batteries correctly.
does not function
Batteries are flat. Insert fresh batteries.
properly
Distance to the set is too large. Reduce distance.
WARNING
Under no circumstances should you try to repair
the set yourself as this will invalidate the
guarantee. Do not open the set as there is a risk
of electric shock.
If a fault occurs, first check the points listed, before
taking the set for repair.
If you are unable to solve a problem by following these
hints, consult your dealer or service center.
Amplifier
Standby power consumption ........................................< 7 W
Output power..................................................2 ´ 18 W RMS
Output power.....................................................360 W PMPO
Signal-to-noise ratio........................................³ 65 dBA (IEC)
Input sensitivity AUX.....................................0.5 V (max. 2 V)
SUBWOOFER output.............................................> 20,000 ½
Impedance loudspeakers ..............................................³ 4 ½
Impedance headphones...................................32 ½–1000 ½
Tuner
FM wave range................................................87.5–108 MHz
MW wave range ..............................................531–1602 kHz
LW wave range ..................................................153–279 kHz
Sensitivity at 75½
– mono, 26dB signal-to-noise ratio..............................2.8 µV
– stereo, 46dB, signal-to-noise ratio.............................61 µV
Selectivity...................................................................³ 28 dB
Total harmonic distortion..............................................² 5 %
Frequency response.............................63–12,500 Hz (± 3 dB)
Signal-to-noise ratio................................................³ 50 dBA
CD player
Frequency range................................................20–20,000 Hz
Signal-to-noise ratio....................................................67 dBA
Speakers
Bass reflex system
Dimensions MC 165 (w ´ h ´ d)..........130 ´ 158 ´ 185 mm
Dimensions MC 175 (w ´ h ´ d)..........130 ´ 157 ´ 190 mm
General
Dimensions (w ´ h ´ d)........................140 ´ 163 ´ 255 mm
Weight.................................................................5,6 kg (total)
Subject to modification.