Pioneer AVIC-Z140BH Operation Manual page 203

Appendix
Problems with the phone screen
Symptom
Dialing is not possible because
the touch panel keys for dialing
are inactive.
If the screen becomes frozen...
Park your vehicle in a safe place, and turn off
the engine. Turn the ignition key back to off
(ACC OFF). Then start the engine again, and
turn the power to the navigation system back
on.
Cause
Your phone is out of range for ser-
vice.
The connection between the cellular
phone and the navigation system
cannot be established now.
Action (Reference)
Retry after re-entering the range for service.
Perform the connection process.
Appendix
203
En