Maintenance
Replacing the Fuse
If the fuse is blown, check the power connection first and then
replace the fuse. If the fuse blows again under normal condi-
tions, the unit may be defective.
Back of the unit
Warning
Use only a fuse with the specified amperage (10 A).
Use of another type of fuse can result in a fire or unit damage.
Cleaning the Connectors
If the connectors of the unit and the front panel are contami-
nated, malfunctions may occur.
Detach the front panel and clean the connectors with an alco-
hol dampened cotton swab as shown below.
Main unit
Back of the front panel
Returning to the Initial Settings
When the reset button is pressed, the microcomputer of the
unit returns to the initial settings. If the display window is not
properly shown or the unit malfunctions, press the reset but-
ton with the point of a sharp object such as a ball-point pen.
Reset button
E-12
Removing the Unit
Use the supplied release keys when you need to remove the
unit from the car.
Insert the " TOP R ''and " TOP L ''of the release keys on the
right and left position until it clicks respectively, to remove the
unit.
As shown in the figure below, push the plate spring firmly to
remove the release keys.
Notes
• Handle the release keys carefully to avoid injuring your fin-
gers.
• Keep the release keys in a safe place for future use.