Troubleshooting - Sony XAV-W650BT Operating Instructions Manual

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26
GB

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.
If the problem is not solved, visit the support site on
the back cover.
General
No power is being supplied to the unit.
 Check the fuse.
 The connection is not correct.
– Connect the yellow and red power supply
leads.
There is no beep sound.
 An optional power amplifier is connected and
you are not using the built-in amplifier.
The contents of the memory have been erased.
 The power supply lead or battery has been
disconnected or it is not connected properly.
Stored stations and correct time are erased.
The fuse has blown.
The unit makes noise when the position of the
ignition is switched.
 The leads are not matched correctly with the car's
accessory power connector.
The display disappears from/does not appear on
the monitor.
 The dimmer is set to [ON] (page 18).
 The display disappears if you press and hold
HOME.
– Press HOME on the unit until the display
appears.
 The monitor off function is activated.
– Touch anywhere on the display to turn the
display back on.
The display does not respond to your touch
correctly.
 Touch one part of the display at a time. If two or
more parts are touched simultaneously, the
display will not operate correctly.
 Calibrate the touch panel of the display (page 18).
 Touch the pressure sensitive panel firmly.
 The rear monitor cannot be operated. Icons
displayed on the rear monitor are disabled.
Menu items cannot be selected.
 Unavailable menu items are displayed in gray.