Continental Automotive 5WK49123 KEY 5WK4 9123 User Manual Func PL2TX 5WK49123

Continental Automotive GmbH KEY 5WK4 9123 Func PL2TX 5WK49123

User Manual

Siemens VDO Automotive AG SV C BC P2 RF TG IC: 267T-5WK49123 FCC ID:KR55WK ______________________________________________________________ File: S:\Postzula\BMW\PL2_Sender\Func_5WK49123.doc Page 1 of 3 User Manual / Functional Description of the Siemens VDO Radio Frequency Transmitter type 5WK4 9123
Siemens VDO Automotive AG SV C BC P2 RF TG IC: 267T-5WK49123 FCC ID:KR55WK ______________________________________________________________ File: S:\Postzula\BMW\PL2_Sender\Func_5WK49123.doc Page 2 of 3 General description of the RF transmitter The RF remote control system consists of a RF transmitter and a RF receiver mounted within the control unit. The RF transmitter is mechanically integrated in the head of the key. This transmitter is used to transmit an information for locking or unlocking the vehicle by an unidirectional RF transmission line for normal remote operation by pressing a button. In general the following functions are provided: - Lock the car - Unlock the car - Unlock the trunk of the car Power supply The transmitter is provided with 1 Lithium Akku (VL 2020) that gives a tension of feeding of +3V. Buttons There are three buttons which enable to lock and unlock the doors and to unlock the trunk. During activation, the button is forced to the ground via a “pull-up” within the microcontroller.
Siemens VDO Automotive AG SV C BC P2 RF TG IC: 267T-5WK49123 FCC ID:KR55WK ______________________________________________________________ File: S:\Postzula\BMW\PL2_Sender\Func_5WK49123.doc Page 3 of 3 Block diagram of the transmitter Technical Data: Carrier frequency 315.0 MHz ± 0.05% Output power/field strength: < 10 mW Type of modulation: FSK Method of frequency generation: PLL Number of channels: 1 Power supply: akku (VL 2020) Type of battery: lithium Transmission range: < 10 m Label design USA/CAN: Siemens VDO 5WK4 9123 IC: 267T-5WK49123 FCC ID:KR55WK49123 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 interference that may cause undesired operation. AntennaRF stage µC/Transponder Power Buttons

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