Before use
WARNINGS:
(To prevent accidents and damage)
•DO NOT install any unit or wire any cable in a location where;
–it may obstruct the steering wheel and gearshift lever operations.
–it may obstruct the operation of safety devices such as air bags.
–it may obstruct visibility.
•DO NOT operate the unit while driving. If you need to operate the unit while driving, be sure to look around carefully.
•The driver must not watch the monitor while driving.
Cautions on the monitor:
•The monitor built in this unit has been produced with high precision, but it may have some ineffective dots. This is inevitable and is not considered defective.
•Do not expose the monitor to direct sunlight.
•Do not operate the touch panel using a
Press the buttons on the touch panel with your finger directly (if you are wearing a glove, take it off).
•When the temperature is very cold or very hot...
–Chemical changes occur inside, causing malfunction.
–Pictures may not appear clearly or may move slowly. Pictures may not be synchronized with the sound or picture quality may decline in such environments.
For safety...
•Do not raise the volume level too much, as this will make driving dangerous by blocking outside sounds, and may cause hearing loss.
•Stop the car before performing any complicated operations.
Temperature inside the car...
If you have parked the car for a long time in hot or cold weather, wait until the temperature in the car becomes normal before operating the unit.
How to reset your unit
DDX790/DDX770/DDX7070BT
Reset button 
DDX470/DDX4070BT/DDX370/DDX3070
Reset button 
If the unit fails to operate properly, press the Reset button. The unit returns to factory settings when the Reset button is pressed (except the registered Bluetooth devices).
How to read this manual:
•Illustrations of DDX770 are mainly used for explanation.
•This manual mainly explains operations using the buttons on the monitor panel and touch panel. For operations using the remote controller
•< > indicates the variable screens/ menus/operations/settings that appear on the touch panel.
•[ ] indicates the buttons on the touch panel.
•Indication language: English indications are used for the purpose of explanation. You can select the indication language from the <Setup> menu. (☞ page 52)
The displays and panels shown in this manual are examples used to provide clear explanations of the operations. For this reason, they may be different from the actual displays or panels.
English 
3