Troubleshooting - Sony CDX-NC9950 Bedienungsanleitung

Supplied accessories:
Card remote commander: RM-X150
Parts for installation and connections (1 set)
Front panel cover (1)
Optional accessories/equipment:
DVD navigation system: NVX-HC1
Rotary commander: RM-X6S, RM-X4S
BUS cable (supplied with an RCA pin cord):
RC-61 (1 m), RC-62 (2 m)
CD changer (10 discs): CDX-757MX
CD changer (6 discs): CDX-T70MX, CDX-T69
MD changer (6 discs): MDX-66XLP
Mobile DVD Player: DVX-11B
Source selector: XA-C30
AUX-IN selector: XA-300
US and foreign patents licensed from Dolby
Laboratories.
Note
This unit cannot be connected to a digital preamplifier
or an equalizer which is Sony BUS system compatible.
Design and specifications are subject to change
without notice.
• 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.
• VOC (Volatile Organic Compound)-free vegetable
oil based ink is used for printing the carton.
• Packaging cushions do not use polystyrene foam.
38

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
The operation buttons do not function.
Press the reset button (page 6).
No sound.
• The volume is too low.
• The ATT function is activated, or the
Telephone ATT function (when the interface
cable of a car telephone is connected to the
ATT lead) is activated.
• The position of the fader control (Fader) is
not set for a 2-speaker system.
• The CD changer is incompatible with the
disc format (MP3/ATRAC CD).
t Play back with a Sony MP3 compatible
CD changer, or this unit.
The contents of the memory have been
erased.
• The reset button has been pressed.
t Store again into the memory.
• The power cord or battery has been
disconnected.
• The power connecting lead is not connected
properly.
No beep sound.
• The beep sound is cancelled (page 32).
• An optional power amplifier is connected
and you are not using the built-in amplifier.
The display disappears from/does not
appear in the display window.
The display disappears if you press and hold
(OFF).
t Press and hold (OFF) again until the
display appears.
Stored stations and correct time are erased.
The fuse has blown.
Makes noise when the ignition key is in the
ON, ACC, or OFF position.
The leads are not matched correctly with the
car's accessory power connector.
No power is being supplied to the unit.
• Check the connection. If everything is in
order, check the fuse.
• The car does not have an ACC position.
t Press (SOURCE) to turn on the unit.