Sony NV-U83T - Manual (Page 14)

14
Built-in battery charging time/usage
time
Charging time
With the supplied car battery adapter/optional AC
adapter: Approx. 2 hours (with unit turned on), or
1 hour (in standby mode)
With the supplied USB cable:
Approx. 2 hours (in standby mode)
Usage time
Up to 2 hours (depending on usage)
Optional accessories
AC Adapter: XA-AC13
Car Battery Adapter: XA-DC3
External GPS Antenna: VCA-42
Design and specifications are subject to change
without notice.
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.
• Halogenated flame retardants are not used in the
certain printed wiring boards.
• Use of rechargeable lithium ion batteries.
• Corrugated cardboard is used for the packaging
cushions.
• VOC (Volatile Organic Compound)-free vegetable
oil based ink is used for printing the carton.
General
The unit does not turn on.
t Charge the built-in battery.
t Check that the car battery adapter is securely
inserted into the cigarette lighter socket.
The built-in battery cannot be charged.
t Turn on the unit, then turn off the unit.
t If the car battery adapter is being used, disconnect
it from the cigarette lighter socket, then reconnect.
t The built-in lithium-ion battery can be charged at
temperatures between 5 – 45 ºC (41 – 113 ºF). The
battery may not be charged if the temperature
inside the unit increases because of direct sunlight
exposure, etc. This is not a malfunction.
t Turn on the computer during USB charge.
Note that the CHG indicator may light up in green
in the computer standby mode, even though the
built-in battery is not fully charged.
GPS signal cannot be received.
Firstly, read the GPS overview (page 6), then check the
GPS status by touching
in the main menu c
“General” c “GPS Status.”
• The system cannot receive GPS signals due to an
obstruction.
t Move your car to a place where signals can be
received clearly.
• There is an obstacle in front of the GPS antenna.
t Install the unit where the signal is not interrupted
by the body of the car, etc.
• GPS signal reception may be poor depending on the
material of the car’s windshield.
t Use the optional External GPS Antenna VCA-42.
(NV-U73T only)
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.
t Raise the volume.