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SIEMENS Automotive systems Corp.   

SASCO 

Page 1 of 5 

 
 
 

Functional Description / 

User Manual  

 
 

SIEMENS Automotive Systems Corp. 

 

 

                 Smart Key Fob

  

 

 SVI-HMFNA04

Содержание SVI-HMFNA04

Страница 1: ...SIEMENS Automotive systems Corp SASCO Page 1 of 5 Functional Description User Manual SIEMENS Automotive Systems Corp Smart Key Fob SVI HMFNA04 ...

Страница 2: ...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 Do Not Any changes or modifications to the equipment not expressly approved by the party responsible for compliance could void user s authority to operate the equipment ...

Страница 3: ...at allows the user to access and operate a vehicle in a very convenient way To access the vehicle no traditional key or remote control unit is needed The user carries a SMART KEY FOB which itself does not require any conscious actions by the user e g operate a button After being triggered the vehicle sends out a request in a limited range If the SMART KEY FOB receives this request it automatically...

Страница 4: ...lung oder GM Eintragung Technical aspects of 125 kHz magnetic field virtually no reflections cubical decrease of field strength allows good range control released frequency band ISM high penetration low quiescent current demand due to 125 kHz input stage SMART KEY FOB less sensitive for detuning compared to higher frequency For the down link from the SMART KEY FOB to the vehicle the standard radio...

Страница 5: ... Confidado como secreto industrial Nos reservamos todos los derechos Weitergabe sowie Vervielfältigung dieser Unterlage Ver wertung und Mitteilung ihres Inhalts nicht gestattet soweit nicht ausdrücklich zugestanden Zuwiderhandlungen ver pflichten zu Schadenersatz Alle Rechte vorbehalten insbe sondere für den Fall der Patenterteilung oder GM Eintragung Figure 2 System Block Diagram ...

Страница 6: ...s Inhalts nicht gestattet soweit nicht ausdrücklich zugestanden Zuwiderhandlungen ver pflichten zu Schadenersatz Alle Rechte vorbehalten insbe sondere für den Fall der Patenterteilung oder GM Eintragung 2 Smart Key Fob for homologation 2 1 Button operation for homologation 1st time button pressing Low side Frequency Carrier wave continueous mode 2nd time button pressing High side Frequency Carrier...

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