Table of Contents
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3. WHAT TO DO IF...
Symptom
Even though all
conceivable
mea-
sures have been
taken, the symptom
status
does
not
change.
: For details, refer to the owner's manual that came with the cellular phone.
372
IS300h/250_Navi_EE
Likely cause
The cellular phone
Bring the cellular
is not close enough
phone closer to this
to this system.
system.
Turn off Wi-Fi
Radio interference
devices or other de-
has occurred.
vices that may emit
radio waves.
Turn the cellular
phone off, remove
and reinstall the
battery pack, and
then restart the cel-
lular phone.
Enable the cellular
phone's
Bluetooth
nection.
Disable the Wi-Fi
The cellular phone
connection of the
is the most likely
cellular phone.
cause of the symp-
tom.
Stop the cellular
phone's
software and close
all applications.
Before using an ap-
plication installed
on
phone,
check its source
and how its opera-
tion might affect
this system.
Page
Solution
Cellular
phone
®
®
con-
®
security
the
cellular
carefully
This
system
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