E - 4
3. ELECTRICAL CONNECTION
a. Make sure your car battery is a 12 volt (6 filler caps) negative ground system (if not, a
converter will be necessary).
b. Before starting wiring connections, disconnect the power supply by removing the fuse from
the fuse box.
c. Connect the power wire to one of the extra terminals of the fuse box.
d. Connect the black ground wire to a metal part of the car. It is important to make good
contact.
e. Make other wiring connections as shown.
f. If your car does not have ISO connector, you can purchase it from car accessory shops.
Notes: INCORRECT WIRING OR OPERATION WILL VOID THE WARRANTY OF THIS UNIT.

Fuse Replacement:

To replace the fuse, pull out the blown fuse

from the socket. Insert a new one with same

rating

(CAR UNIT BACK SIDE)

The RESET button is located on the main unit (as shown on the diagram). To press it vertically
with a ballpoint pen or metal object to activate it. The reset button should be activated for the
following reasons:
Initial installation of the unit when all wiring is completed.
All the function buttons do not operate.
Error symbol on the display.
RESET BUTTON
Note: If you press the RESET button, and the unit still cannot function normally, please use a
cotton swab soaked in isopropyl alcohol to clean the socket on the back of the control panel.
FUSE