ALPS ALPINE WC1U326 Passive Entry System (Tuner) User Manual

User manual

User’s Manual

MODEL No.: TWC1U326

The radio frequency keyless entry system has the following functions.

1. Locking and unlocking the doors without mechanical key.

2. Sounding a panic alarm during vehicle is not running.

This system consists of RF Tuner, transmitters, and BCM.

The RF Tuner (EUT) is supplied 5V from BCM. It is designed to operate on

a single fixed frequency RF 433.92MHz by amplitude modulation. It receives

unique identification code and function code transmitted from transmitters.

After receiving RF signal, demodulation IC in Tuner demodulates RF signal

from transmitters. And then driving circuit in Tuner outputs the

demodulated signal to BCM.

.Basic specifications

 Operating supply voltage 4.5V ~ 5.5V

 Operating supply current < 12mA

 Stand-by current < 1.0mA

 Operating ambient temperature -45oC to +85oC

FCC

This device complies with Part 15 of the FCC Rules and RSS-Gen of IC

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 WARNING

Changes or modifications not expressly approved by the party responsible

for compliance could void the user’s authority to operate the equipment.