ALPS ALPINE R68P0 Passive Keyless Entry User Manual 05

Alps Electric Co., Ltd. Passive Keyless Entry 05

05 User Manual

Since this device is always used with vehicle, it is not sold to general end users separately. Therefore there is no user manual of this device by alone. 1.Electrical Characteristics (1) Hand Unit  Modulation type Transmission：FSK Reception：ASK  Operating supply voltage 2.5V ~ 3.5V (3.0V Battery)  Operating supply current < 17mA  Stand-by current < 10uA  Operating ambient temperature -30oC to +60oC  Antenna direction 3-Dimension (X, Y, Z), to be considered  Battery life 3 Years (Low battery indication is considered)
2.Passsive Accsess Entry Functionality A handle sw located on, for example the door handles, mirrors and trunk lid will be used for proximity check if user is in neighborhood of the vehicle. The switch input will trigger for unlocking and open the doors and trunk. Figure 1 2.1.Door Unlocking  User pushes door handle sw.  ECU sends LF-challenge via exterior antenna.  FOB sends RF-response to the ECU.  Door unlocking status is engaged.  Doors are opened. Figure 2 Door Handle SWLFRF FOB
2.2.Engine Start  User operates the engine start knob.  ECU sends LF-challenge via interior antenna.  FOB sends RF-response to the ECU.  Immobilizer ECU receives and authorize the response.  Engine controller ECU receives the authorization for engine strat.  Start the engine.  Figure 3 2.3.Engine Stop  User operates the engine stop knob.  ECU communicates with the other ECU for engine start request.  Engine controller ECU receives the request.  Stop the engine Figure 4 LF RFFOB
2.4.Door Locking (Push switch)  User closes the door and pushes the switch (sensing of door locking switch).  ECU sends LF-challenge via exterior antenna.  FOB sends RF-response to the ECU.  Door locking status is engaged.  Doors are locked.  (Indicates the door locking status by means of Flasher / Buzzer or stuff) 3.Active Access Entry Functionality 3.1.Door Unlocking Same functionality as the current one. 3.2.Engine Start This function does not effect on the active entry system. 3.3.Engine Stop This function does not have influence on the active entry system. 3.4.Door Locking Same functionality as the current one. 3.5.Trunk Open Same functionality as the current one.
4. Communication Areas Exterior operating range: MIN 1.2m Interior operating range: Only inside the car Number of the exterior exciters : typ.3, however, it is depending on the type of the vehicle. Number of the interior exciters: max.4 (min.2) Figure 5 Exterior antenna functionality:  Unlock / lock doors.  Open trunk.  Activate / deactivate alarm system.  Activate immobilizer Interior antenna functionality:  Deactivate immobilizer  Engine start Exterior Interior Dr As Back
The following should be displayed in the user manual of the vehicle CAUTION - Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type. CAUTION - Do not exposed to excessive heat such as sunshine, fire or the like. 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 CAUTION Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

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