Specifications; Troubleshooting - Mercedes-Benz Sound ONE Manual De Instrucciones

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Specifications

CD Player section
Signal-to-noise ratio: 120 dB
Frequency response: 10 – 20,000 Hz
Wow and flutter: Below measurable limit
Tuner section
FM
Tuning range: 87.5 – 108.0 MHz
Aerial terminal: External aerial connector
Intermediate frequency: 10.7 MHz/450 kHz
Usable sensitivity: 9 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 67 dB (stereo), 69 dB (mono)
Harmonic distortion at 1 kHz: 0.5 % (stereo),
0.3 % (mono)
Separation: 35 dB at 1 kHz
Frequency response: 30 – 15,000 Hz
MW/LW
Tuning range:
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
Aerial terminal: External aerial connector
Intermediate frequency: 10.7 MHz/450 kHz
Sensitivity: MW: 30 µV, LW: 40 µV
Power amplifier section
Outputs: Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output: 45 W × 4 (at 4 ohms)
General
Output:
Power aerial relay control terminal
Inputs:
Phone Muting control terminal
Illumination control terminal
Aerial input terminal
AUX input jack (stereo mini jack)
Tone controls:
Low: ±10 dB at 60 Hz (BOOST)
Mid: ±10 dB at 1 kHz (BOOST)
High: ±10 dB at 10 kHz (BOOST)
Power requirements: 12 V DC car battery
(negative earth)
Dimensions: Approx. 178 × 50 × 181 mm (w/h/d)
Mounting dimensions: Approx. 182 × 53 × 163.5 mm
(w/h/d)
Mass: Approx. 1.2 kg
Supplied accessory:
Parts for installation and connections (1 set)
US and foreign patents licensed from Dolby
Laboratories.
MPEG Layer-3 audio coding technology and
patents licensed from Fraunhofer IIS and Thomson.
Design and specifications are subject to change
without notice.
14
• Lead-free solder is used for soldering certain parts.
(more than 80 %)
• Halogenated flame retardants are not used in the
certain printed wiring boards.
• Halogenated flame retardants are not used in
cabinets.
• Packaging cushions do not use polystyrene foam.

Troubleshooting

The following checklist will help you remedy
problems you may encounter with your unit.
Before going through the checklist below, check the
connection and operating procedures.
General
No power is being supplied to the unit.
Check the connection. If everything is in order, check
the fuse.
The power aerial does not extend.
The power aerial does not have a relay box.
No sound.
• The volume is too low.
• The position of the fader control "FAD" is not set for
a 2-speaker system (page 8).
No beep sound.
The beep sound is cancelled (page 9).
The contents of the memory have been erased.
• The RESET button has been pressed.
t Store again into the memory.
• The power connecting lead or battery has been
disconnected.
• The power connecting lead is not connected properly.
Stored stations are erased.
The fuse has blown.
Makes noise when the position of the ignition
key is switched.
The leads are not matched correctly with the car's
accessory power connector.
The display disappears from/does not appear
in the display window.
• The dimmer is set "DIM-ON" (page 9).
• The display disappears if you press (ON).
t Press (ON) to turn on the unit.
• The connectors are dirty (page 13).
The volume has dropped suddenly.
The power has turned off suddenly.
The unit interior has exceed normal operating
temperature.
t Turn off the power, then turn on again after
approximately 5 minutes.

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