User Manual Q&AAnswer
Oct 12, 2025 - 09:31 AM
To connect and configure the LG LCWB-003 Wi-Fi and BLE Combo Module, follow these steps:
1. **Power Supply**: Ensure the module is powered with either a 5V±0.5V or 12V±1.2V power supply.
2. **Antenna Installation**: Install the PCB Pattern Antenna with the module, maintaining a minimum separation distance of at least 20 cm between the antenna and any individual at all times.
3. **Wi-Fi Configuration**:
- **Frequency Range**: The Wi-Fi frequency range is 2412 MHz to 2462 MHz with 11 channels available.
- **Transmission Output**: The Wi-Fi transmission output is 17 dBm with a tolerance of ±2 dBm.
- **Reception Sensitivity**: The module supports reception sensitivity of -88 dBm for 802.11b, -75 dBm for 802.11g, and -72 dBm for 802.11n.
- **Modulation**: Wi-Fi modulation includes DQPSK, DBPSK, CK for 802.11b, and OFDM/64-QAM, 16-QAM, QPSK, BPSK for 802.11g/n.
4. **BLE Configuration**:
- **Frequency Range**: The BLE frequency range is 2402 MHz to 2480 MHz with 40 channels available.
- **Transmission Output**: The BLE transmission output is 4.5 dBm with a tolerance of ±2 dBm.
- **Reception Sensitivity**: The BLE reception sensitivity is -95 dBm.
5. **Regulatory Compliance**:
- Ensure compliance with FCC regulations regarding RF exposure and antenna installation.
- The module must not be co-located or operated with any other antenna or transmitter.
6. **End Product Labeling**:
- The module should be labeled with its FCC ID and IC Certification Number.
- If the module is installed inside another device, the external device must display a label referencing the enclosed module.
7. **Additional Testing**:
- OEM integrators are responsible for testing their end-product for any additional compliance requirements with the module installed.
- The final host product requires Part 15 subpart B compliance testing with the modular transmitter installed.
For any further assistance or specific inquiries, refer to the LG LCWB-003 Wi-Fi and BLE Combo Module User Manual provided by LG Electronics USA.
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