7.2. Checklist of Connection Problems
30
www.Lanzar.com
Mobile
phone
type
Problem
Cause analysis
Solution
Android
mobile
phone
USB
Debugging
icon does not
appear on the
mobile phone
screen
Physical USB connection
fails.
1. Check whether the mobile phone has
enabled [USB Debugging mode]
2. Check and replace USB cable
3. Check the USB interface of vehicle
navigator
4. Insert and withdraw the mobile phone
again
USB
Debugging
icon appears
on the mobile
phone screen,
but the mobile
phone fails to
connect.
1. The mobile phone is
incompatible
2. Easyconnected service is
prevented
Allow to install and start Easyconnected
service in mobile phone assistant
software.
iPhone
mobile
phone
Airplay key
does not
appear on the
mobile phone
No Wi-Fi connection
between the mobile phone
and vehicle navigator
Check if the vehicle navigator Wi-Fi has
been connected with the mobile phone
hotspot
The vehicle
navigator has a
blank screen
when clicking
the Image key
Wi-Fi signal is unstable
Close and restart it.