Sony XAV-70BT Operating Instructions Manual page 65

The display disappears from/does not appear
on the monitor.
• The dimmer is set to "ON" (page 50).
• The display disappears if you press and hold
(SOURCE/OFF).
t Press (SOURCE/OFF) on the unit until the
display appears.
"M.OFF"
• is touched and the Monitor Off function
is activated (page 11).
t Touch anywhere on the display to turn 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.
• Adjust the touch point of the display (page 47).
The Auto Off function does not operate.
The unit is turned on. The Auto Off function activates
after turning off the unit.
t Turn off the unit.
Card remote commander operation is not
possible.
If the Monitor Off function is activated (no lighting),
card remote commander operation is not possible
(page 11).
The menu items cannot be selected.
Unavailable menu items are shown in grey.
AUX cannot be selected as the source.
All AUX input settings are set to "OFF."
t Set "AUX1 Input"/"AUX2 Input" to "Video" or
"Audio" (page 58).
Radio reception
The stations cannot be received.
The sound is hampered by noises.
• The connection is not correct.
t Connect a power antenna (aerial) control lead
(blue) or accessory power supply lead (red) to the
power supply lead of a car's antenna (aerial)
booster (only when your car has built-in FM/AM
antenna (aerial) in the rear/side glass).
t Check the connection of the car antenna (aerial).
t If the auto antenna (aerial) will not go up, check
the connection of the power antenna (aerial)
control lead.
Preset tuning is not possible.
• Store the correct frequency in the memory.
• The broadcast signal is too weak.
Automatic tuning is not possible.
• Setting of the local seek mode is not correct.
t Tuning stops too frequently:
Set "Local" to "ON" (page 16).
t Tuning does not stop at a station:
Set "Mono" to "ON" (page 16).
• The broadcast signal is too weak.
t Perform manual tuning.
During FM reception, the "Stereo" indication
flashes.
• Tune in the frequency accurately.
• The broadcast signal is too weak.
t Set "Mono" to "ON" (page 16).
An FM program broadcast in stereo is heard in
monaural.
The unit is in monaural reception mode.
t Set "Mono" to "OFF" (page 16).
RDS
PTY displays "None."
• The current station is not an RDS station.
• RDS data has not been received.
• The station does not specify the program type.
Picture
There is no picture/picture noise occurs.
• A connection has not been made correctly.
• Check the connection to the connected equipment,
and set the input selector of the equipment to the
source corresponding to this unit.
• Defective or dirty disc.
• Installation is not correct.
t Install the unit at an angle of less than 45° in a
sturdy part of the car.
• The parking cord (light green) is not connected to the
parking brake switch cord, or the parking brake is not
applied.
Picture does not fit in the screen.
The aspect ratio is fixed on the DVD.
There is no picture/picture noise occurs in the
rear monitor.
• The source/mode which is not connected is selected.
If there is no input, no picture appears in the rear
monitor.
• The color system setting is incorrect.
t Set the color system to "PAL" or "NTSC"
according to the connected monitor (page 50).
• The picture of the rear view camera is displayed on
this unit.
t No picture appears in the rear monitor if the
picture of the rear view camera is displayed on
this unit.
continue to next page t
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