Sony XAV-742 Operating Instructions Manual page 43

No Navigation Signal
 A navigation system is not connected to this unit.
 Check the connection between this unit and
the navigation system.
 The navigation system is not operating correctly.
 Check the navigation system is operating
correctly.
Internal Malfunction
 There may be an internal malfunction.
 Check the connection. If the error indication
remains on the display, consult your nearest
Sony dealer.
Check Audio Output Wiring
(Displays until any button is pressed.)
 The connection of speakers/amplifiers is
incorrect.
 See the supplied "Installation/Connections"
guide to check the connection.
Overcurrent caution on USB.
 The USB device is overloaded.
 Disconnect the USB device, then change the
source by pressing the SOURCE button.
 Indicates that the USB device is out of order, or
an unsupported device is connected.
Playback has stopped because an error
occurred.
 Playback of video contents stopped due to a
problem.
 Select another source, then select [USB Video].
Remove failed.
 Photo contents cannot be deleted due to a
problem.
 Try to delete it again. Otherwise delete it by
using PC, etc.
Set wallpaper failed.
 The file is damaged or corrupted.
 Select another photo.
 The file size is too large.
 Minimize the size of the picture, then try again.
The application will quit because an error
occurred.
 An internal error has occurred.
 Change to another source, then select [USB
Music].
The playback list is empty.
 The playlist contains unplayable files.
 Check if any contents in the USB application are
playable.
The sound in DTS format is not audible.
 Discs in DTS format are not supported. Sound is
not output if the DTS format is selected.
 DTS formatted discs are not playable on this
unit. Use a compatible disc format (page 31).
USB device not supported
 For details on the compatibility of your USB
device, visit the support site on the back cover.
USB hub not supported
 USB hubs are not supported on this unit.
 The character cannot be displayed with the unit.
For MirrorLink™ operation
No audio, confirm smartphone compatibility.
 The sound adjustment of the smartphone is
incorrect.
 Check the smartphone's sound adjustment.
 The smartphone is not compatible with
MirrorLink™.
 Check the smartphone's compatibility with
MirrorLink™ at the support site on the back
cover.
Reestablish connection with MirrorLink
compatible device.
 The smartphone is not connected with this unit.
 Check the connection between this unit and
the smartphone.
 The smartphone is turned off.
 Check the power supply of the smartphone.
 The smartphone is not compatible with
MirrorLink™.
 Check the smartphone's compatibility with
MirrorLink™ at the support site on the back
cover.
Screen content blocked while vehicle in motion.
 MirrorLink™ is being operated while driving.
 Some MirrorLink™ functions are restricted
while driving.
For HDMI/MHL connection (XAV-712BT/
612BT only):
Connect HDMI or MHL device to the unit.
 No device is connected.
 Connect a device to the HDMI/MHL connection
cable securely.
No Signal
 No signal is being output from the connected
device.
 Make sure the device is connected to the
HDMI/MHL connection cable securely.
 Check the connected device's output signal.
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