1. Pendahuluan
The Shure BLX14/SM31 Wireless Microphone System is engineered for clear, reliable audio performance, particularly suited for fitness and aerobics instructors. This system combines the robust BLX4 single-channel receiver with the comfortable and durable SM31FH fitness headset condenser microphone and BLX1 bodypack transmitter. Enjoy wireless freedom with easy setup and up to 14 hours of continuous use.

2. Apa yang ada di dalam kotak
Your Shure BLX14/SM31 Wireless Microphone System package includes the following components:
- BLX4 single-channel receiver
- Catu daya
- BLX1 wireless bodypack transmitter
- Klip sabuk
- SM31FH fitness headset condenser mic
- Klip pakaian
- Kaca depan mobil
- 2 baterai AA
- Panduan pengguna
3. Komponen Produk Lebih dariview
BLX4 Single Channel Receiver
The BLX4 receiver is the central unit for your wireless system, featuring a user-friendly interface for channel selection and monitoring.


Pemancar Bodypack BLX1
The BLX1 bodypack transmitter is compact and durable, designed to be worn comfortably. It connects to the SM31FH headset microphone.



SM31FH Fitness Headset Condenser Microphone
The SM31FH is a durable, moisture-resistant headset microphone designed for active use in fitness and aerobics environments.

4. Pengaturan
4.1. Pemilihan Pita Frekuensi Nirkabel
Before setting up, ensure the selected wireless frequency band (H9 Band: 512-542 MHz for this model) is suitable for your area. Refer to the Shure webGunakan Pencari Frekuensi Nirkabel situs ini untuk informasi regional yang lebih detail.

4.2. Pengaturan Penerima
Follow these steps to set up your BLX4 receiver:
- Penempatan: Position the receiver in a location that maintains a clear line of sight to the transmitter, minimizing obstructions.
- Sambungan Daya: Securely connect the included power supply to the receiver's power input.
- Keluaran Audio: Connect the receiver to your sound system (mixer or amplifier) using either the XLR output (Mic Out) or the 1/4" output (Instrument Out).
- Nyalakan: Nyalakan penerima dengan menekan tombol daya.
- Pemindaian Grup: Press the 'group' button on the receiver to perform an automatic scan for the best available group and channel. The receiver will display the selected group and channel. Ensure all transmitters are off during this scan.
4.3. Pengaturan Pemancar
Prepare your BLX1 bodypack transmitter and SM31FH headset microphone:
- Pasang Baterai: Open the battery compartment of the BLX1 bodypack transmitter and insert two AA batteries, ensuring correct polarity.
- Hubungkan Mikrofon: Plug the SM31FH headset microphone into the TA4F (TGQ) connector on the BLX1 bodypack transmitter.
- Nyalakan: Nyalakan pemancar.
- Match Group and Channel: Set the group and channel on the transmitter to match the settings displayed on the receiver. Use the 'group' and 'channel' buttons within the battery compartment to cycle through options until they align with the receiver.
5. Operasi
5.1. Performing a Soundcheck
After initial setup, perform a soundcheck to ensure optimal audio levels and clear transmission:
- Aktifkan Sistem: Ensure both the receiver and transmitter are powered on. The 'ready' LED on the receiver should be illuminated.
- Tes Audio: Speak or sing into the SM31FH headset microphone at typical performance levels. Observe the 'audio' LED on the receiver.
- Sesuaikan Keuntungan: If the 'audio' LED is consistently red, indicating excessive sound levels (overload), adjust the gain setting on the BLX1 bodypack transmitter. For the bodypack, rotate the gain dial to decrease the setting. For handheld transmitters (if applicable), press and hold the 'channel' button for 5 seconds until a dot appears, then adjust. Aim for the 'audio' LED to be green most of the time, with occasional red flashes during peak audio.
5.2. Tips Pengoperasian Umum
- Daya Tahan Baterai: The BLX transmitters provide up to 14 hours of power from a single pair of AA batteries.
- Jangkauan Operasi: The system operates up to a range of 300 feet (100m) under optimal conditions. Maintain line of sight between the transmitter and receiver for best performance.
- Ekspansi Sistem: You can run up to 12 channels per frequency band, allowing for multiple wireless systems in one location.
6. Pemeliharaan
To ensure the longevity and optimal performance of your Shure BLX14/SM31 Wireless Microphone System, follow these maintenance guidelines:
- Pembersihan: Regularly wipe down the receiver, transmitter, and headset microphone with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Perawatan Baterai: Remove batteries from the transmitter if the system will not be used for an extended period to prevent leakage. Use high-quality AA batteries for best performance.
- Penyimpanan: Store the system in a cool, dry place away from extreme temperatures and humidity. The included carrying case is ideal for protection during transport and storage.
- Headset Hygiene: For the SM31FH headset, regularly clean the microphone windscreen and replace it if it becomes worn or damaged.
7. Penyelesaian masalah
If you encounter issues with your Shure BLX14/SM31 Wireless Microphone System, consider the following common troubleshooting steps:
- Tidak ada suara/Suara terputus-putus:
- Check all cable connections (power, audio output, microphone to transmitter).
- Ensure both the receiver and transmitter are powered on and the 'ready' LED on the receiver is lit.
- Verify that the transmitter and receiver are set to the same group and channel.
- Replace batteries in the transmitter if they are low or depleted.
- Ensure there is a clear line of sight between the transmitter and receiver, free from obstructions.
- Kualitas Suara Buruk/Gangguan:
- Perform a new group scan on the receiver to find a clearer frequency.
- Adjust the transmitter gain to prevent audio overload (red 'audio' LED).
- Move the receiver away from potential sources of interference (e.g., Wi-Fi routers, other wireless devices, large metal objects).
- Ensure the SM31FH microphone is positioned correctly near the mouth.
8. Spesifikasi
| Fitur | Spesifikasi |
|---|---|
| Nama Model | BLX14/SM31 Wireless Cardioid Fitness Headset Microphone System |
| Merek | Bahasa Inggris Shure |
| Nomor Model Barang | BLX14/SM31-H9 |
| Pita Frekuensi Nirkabel | H9 Band (512-542 MHz) |
| Faktor Bentuk Mikrofon | Headset (SM31FH) |
| Pola Kutub | Searah (Cardioid) |
| Teknologi Konektivitas | Nirkabel |
| Sumber Daya | Corded Electric (Receiver), Battery Powered (Transmitter) |
| Jenis Baterai | Diperlukan 2 baterai AA (termasuk) |
| Daya Tahan Baterai | Hingga 14 jam |
| Jangkauan Operasi | Hingga 300 kaki (100m) |
| Jumlah Saluran | 1 (single channel receiver) |
| Max Systems per Frequency Band | Up to 12 (region and environment dependent) |
| Respon Frekuensi | Frekuensi 20kHz |
| Signal-to-Noise Ratio | 76dB |
| Impedansi | 150 Ohm |
| Berat Barang | 2.8 pon |
| Dimensi Produk (P x L x T) | 13.5x12x4 inci |
| Bahan | Baja tahan karat |
| Tanggal Pertama Tersedia | 6 Oktober 2015 |
9. Garansi & Dukungan
The Shure BLX14/SM31 Wireless Microphone System includes a 2-YEAR WARRANTY, providing peace of mind for your investment.
For additional support, detailed product information, or to access the Shure Wireless Frequency Finder, please visit the official Shure website. You can also contact Shure customer service for technical assistance.





