What are the common problems and solutions for car DVD navigation?
KTV can not find the available data 1 memory card is not inserted, re-inserted with KTV system memory card can be. 2 memory card within the ktv system data is lost, re-copy can be. 3 songs can not be found, because the memory card song is lost, the new copy can be resolved.
Navigation and positioning errors may be through the tunnel or turn off the navigation after the mobile vehicles, need to re-search in situ GPS signal can be resolved
Navigation no signal 1 GPS antenna connected wrong, or antenna damage, the correct installation can be resolved. 2 navigation software port error, re-use the correct map can be resolved. 3 navigation signal is bad, usually in the room such a situation, because GPS only in the open place to signal normal.
Can not find the navigation software 1 navigation path settings wrong, re-set the correct path can be. 2 did not insert the memory card, or memory card data is lost, re-copy the map can be.
After the start, the screen no display, the key light does not shine, you need to check the installation line, usually plug loose, or fuse broken
