3
INSTALLATION
Notes:
y
Choose the mounting location where
the unit will not interfere with the normal
driving function of the driver.
y
Before finally installing the unit, connect
the wiring temporarily and make sure it
is all connected up properly and the
unit and the system work properly.
y
Use only the parts included with the
unit to ensure proper installation. The
use of unauthorized parts can cause
malfunctions.
y
Consult with your nearest dealer if
installation requires the drilling of holes
or other modifications of the vehicle.
y
Install the unit where it does not get in
the driver’s way and cannot injure the
passenger if there is a sudden stop, like
an emergency stop.
y
If installation angel exceeds 30° from
horizontal, the unit might not give its
optimum performance.
y
Avoid installing the unit where it would
be subject to high temperature, such as
from direct sunlight, or hot air, from the
heater, or where it would be subject to
dust, dirt or excessive vibration.
DIN FRONT/REAR-MOUNT
This unit be can properly installed either
from “Front” (conventional DIN Front-mount)
or “Rear”(DIN Rear-mount installation,
utilizing threaded screw holes at the sides
of the unit chassis). For details, refer to the
following illustrated installation methods.
TAKE OUT SCREW BEFORE INSTALLATION
Before install the unit, please remove the
two screws.
DIN FRONT-MOUNT (Method A)
Installation Opening
This unit can be installed in any dashboard
having an opening as shown below:
Installing the unit
Be sure you test all connections first, and
then follow these steps to install the unit.
1. Make sure the ignition is turned off, and
then disconnect the cable from the
vehicle battery’s negative (-) terminal.
2. Disconnect the wire harness and the
antenna.
3. Press the release button on the front
panel and remove the control panel
(see the steps of “removing the front
panel”).
4. Lift the top of the outer trim ring then pull
it out to remove it.
5. The two supplied keys release tabs
inside the unit’s sleeve so you can
remove it. Insert the keys as far as they
will go (with the notches facing up) into
the appropriate slots at the middle left
and right sides of the unit. Then slide
the sleeve off the back of the unit.
30
Take out screw
before installation.
Summary of Contents for 640CA
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