Sony 158NVU44 Quick Start Manual page 97

The LCD is not displayed normally.
In high temperatures, the LCD may darken and not
display clearly. In low temperatures, afterimage may
occur on the LCD. These are not malfunctions, and the
LCD will return to normal when the temperature
returns to within the specified operating range.
The cradle comes off the attachment surface.
Attachment strength weakens if the surface of the
suction cup or attachment surface becomes dirty.
---+
Clean the surface of the suction cup and the
attachment surface with a soft, wet lint-free cloth
(page 9). Dampen the surface of the suction cup
slightly to help it stick firmly.
Navigation
GPS signal cannot be received.
Firstly, read the GPS overview (page 7), then check the
GPS status by touching
~
in the main menu
~
"General" ~ "GPS Status."
• The system cannot receive GPS signals due to an
obstruction.
---+
Move your car to a place where signals can be
received clearly.
• There is an obstacle in front of the GPS antenna.
---+
Install the unit where the signal is not interrupted
by the body of the car, etc.
The car position on the map does not match
the current road.
The error margin of the signal from the GPS satellites
is too large. A maximum error margin of a few
hundred meters can exist.
Voice guidance cannot be heard.
The volume is set too low.
---+
Raise the volume.
The demonstration mode starts automatically
even if no operation is performed.
---+
Turn off the auto demonstration mode by touching
~
in the main menu
~
"General"
~
"Demonstration Mode." Then, confirm that
"Automatic Demonstration" is set to off.
Photo playback
Photo playback is not possible.
• A "Memory Stick Duo" containing photo files is not
inserted in the unit.
• The unit supports only lPEG files.
• The unit supports only photos with a maximum pixel
number of 12 mega.
•
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