Please read this Instruction Manual thoroughly
before installing your KCA-20FM.
Box Contents
· 1 x KCA-20FM FM Modulator
· 1 x Toggle Switch
If anything is missing or damaged, notify your
dealer immediately. If your KCA-20FM was shipped
to you directly, notify your shipper immediately.
Safety precautions
Caution
Take the following precautions to keep the unit in proper
working order:
· Be sure the unit is connected to a 12V DC power supply
with a negative ground connection.
· Do not open the unit.
· Do not install the unit where it will be exposed to high
levels of humidity, moisture, or dust.
· When replacing a fuse, use only a new one with the
proper rating. Using a fuse with the wrong
rating may cause the unit to malfunction.
· To prevent a short circuit when replacing a fuse, first
deactivate the unit by flipping the toggle switch to the
OFF position (see page 4).
· When drilling holes to mount the unit, make sure not to
damage wiring or other systems on the other side.
· This equipment may generate or use radio frequency
energy. Changes or modifications to this equipment
may cause harmful interference unless they are
expressly approved in the instruction manual. The user
could lose the authority to operate this equipment if an
unauthorized change or modification is made.
FM MODULATOR
KCA-20FM
INSTRUCTION MANUAL
©2003 Kenwood USA Corporation. All rights reserved.
0020-0403-KCA20FM INST
Installation
1. Select a location to mount the KCA-20FM. Ensure that the wires do not become entangled in the driver's or
passenger's feet.
2. Use double-stick tape or screws to attach the KCA-20FM to the mounting surface.
Note: If using screws, make sure that they do not damage wiring or other systems on the other side of the
mounting surface.
3. Connect the wires according to the diagram on the facing page.
· Connect the supplied toggle switch on the +12V (red) line, between the fuse and the vehicle's battery.
· Mount the toggle switch in a location that is easily accessible to the driver
4. Use an audio cable to connect the KCA-20FM to the connected source's left and right audio outputs
Adjusting the output level
If there is noticeable distortion when listening to the connected
source component, reduce the KCA-20FM's output level by
rotating the Level Adjustment Wheel that is visible on the side
of the unit.
KCA-20FM Instruction Manual
2
KCA-20FM Instruction Manual
3
Adjusting the Output Level
KCA-20FM Connections
Setting the FM
transmission frequency
1. Select a frequency from those listed on the diagram
on the right that has no station broadcasting on it in
your area
2. Use a small screwdriver to set the dip switches on
the side of the unit to the desired frequency
Note: Some radios may not be able to receive 87.7MHz
Using the KCA-20FM
· Use the toggle switch to select between the connect-
ed source and the vehicle's radio.
· To listen to the connected source, set the vehicle's
radio to the frequency selected above.
KCA-20FM Instruction Manual
4
Setting the FM Transmission Frequency
If this unit fails to operate properly, contact your dealer, or call 1-800-KENWOOD
Visit us on the Internet at: www.kenwoodusa.com
Stage 3 adjusted manual, please refer to last page for
switch position.
Bottom of Modulator
KCA-20FM