User's Manual

1. GENERAL DISCRIPTION

If the button of door handle or SSB button is pressed, SMART KEY ECU output

the LF(125kHz) signal.

1) LF signal output for engine start

SSB button is pressed, SMART KEY ECU output LF signal through the interior LF antenna

2) LF signal output for door lock/unlock and trunk release

The button of door handle or trunk is pressed, SMART KEY ECU output LF signal thtough the exterior

LF antenna for Fob searching

2. ELECTRICAL CHARACTERISTICS

Description of SMART KEY ECU

Operating voltage 9V ~ 16V

SMART KEY ECUmodel name

for Fob searching.

Dark current 5mA Max.

Modulation ASK

Operating temperature

-30℃ ~ +75℃

Operating frequency 125KHz

Product Name: SMART KEY ECU

Model Name: SMK-4E19

Brand Name: Hyundai MOBIS

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Description of SMART KEY ECU Product Name: SMART KEY ECU Model Name: SMK-4E19 Brand Name: Hyundai MOBIS 1. GENERAL DISCRIPTION If the button of door handle or SSB button is pressed, SMART KEY ECU output the LF(125kHz) signal. 1) LF signal output for engine start SSB button is pressed, SMART KEY ECU output LF signal through the interior LF antenna for Fob searching.
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FCC Warning This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.