DENSO Korea FN00040 Smart key FOB User Manual ORIGINAL
DENSO KOREA ELECTRONICS CORPORATION Smart key FOB ORIGINAL
User manual
3. Outline of Smart Key FOB
Electronic Key is mainly used for locking or unlocking the doors of the vehicles.
Electronic Key detects signals when it reaches the vicinity of vehicle, and sends signals
using radio frequency.
Also, Electronic Key sends a radio wave signal while a button is pushed. When the
button is released, the radio wave signal is automatically off within 0.392 seconds.
When the button is depressed continuously, Electronic Key sends a signal for a
predetermined constant time.
This product sends a signal when the following buttons are pushed.
Transmitter IC
Actuator
Receiver
Subject for application
Installation in vehicle
Micom
Electronic Key
Control IC
LF Transmitter
314.35 MHz
134.2 kHz
Smart Key ECU
Trunk button
for opening the trunk
or back door.
Lock button
for locking the doors
Unlock button
for unlocking the doors.
Panic button
for Panic Alarm
Electronic Key
Product Outline
Product Description
Product Type
FN00040
RF characteristic
Nominal frequency
314.35MHz
Oscillator frequency
18.370MHｚ X-tal, PLL synthesizer
Antenna
Built-in type (Fixed)
Button
4-Button type
Lock
Unlock
Trunk
Panic
Power Supply
Nominal supply voltage
3V DC
Type of Battery
One lithium battery
Electronic Key is mainly used for
locking or unlocking the doors of the
vehicle. Electronic Key detects
signals when it reaches the vicinity of
vehicle, and sends signals using radio
frequency.
Also, Electronic Key sends a radio
wave signal while a button is pushed.
When the button is released, the radio
wave signal is automatically off within
0.392 seconds. When the button is
depressed continuously, Electronic Key
sends a signal for a predetermined
constant time.
The receiver becomes active in
response to signals from the
transmitter.
Unit: mm
Appearance
4-Button type
Explanation document of mechanical key for Electronic Key FN00040
・Key groove varies according to each key.
・The key used for testing has no groove on its surface, which we consider is a worst case.
Presence or absence of mechanical key does not affect on the RF characteristics.
Mechanical key
detached Mechanical key attached Mechanical key
FCC ID: CQOFN00040
FCC Part 15.19
This device complies with part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1) This device may not cause harmful interference, and (2) this
device must accept any interference received, including interference that may cause
undesired operation.
FCC Part 15.21
Any changes or modifications (including the antennas) made to this device that are not
expressly approved by the manufacturer may void the user's authority to operate the
equipment.
IC: 1151E-FN00040
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils
radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1)
l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout
brouillage radioélectrique subi, même si le brouillage est susceptible d'en
compromettre le fonctionnement.
This device complies with Industry Canada licence-exempt RSS standard(s). Operation is
subject to the following two conditions: (1) this device may not cause interference, and (2)
this device must accept any interference, including interference that may cause undesired
operation of the device.