1. المقدمة
This manual provides detailed instructions for the installation, operation, and maintenance of your Zerone 12V Car Audio Bluetooth MP3 Decoder Board. This module is designed to upgrade conventional audio equipment, enabling playback of MP3, WMA, and WAV formats through multiple input options.
تتضمن الميزات الرئيسية ما يلي:
- بلوتوث 5.0 لبث الصوت لاسلكياً.
- Support for USB, TF Card, and AUX input.
- Integrated FM radio function.
- Digital color screen display for easy monitoring.
- Infrared remote control for convenient operation.
- Power-off memory function to resume playback.

الصورة 1.1: الجبهة view of the Zerone Bluetooth MP3 Decoder Board, showing the display, USB port, TF card slot, AUX input, and control buttons.
2. محتويات العبوة
يرجى التأكد من وجود جميع العناصر في الحزمة:
- 1 x Zerone MP3 Decoder Module
- 1 × جهاز التحكم عن بعد
- 4 x Wiring Cables

Image 2.1: The Zerone MP3 Decoder Board, its remote control, and included wiring cables.
3. الإعداد والأسلاك
Careful wiring is essential for proper function. Ensure the device is powered off before making any connections.
3.1 توصيل التيار الكهربائي
- The module requires a DC 6V-12V power supply.
- Connect the positive pole of the power supply to VCC(+) and the negative pole to GND(-).
3.2 توصيلات إدخال/إخراج الصوت
- مخرج الصوت: Connect L-OUT (Left Output) and R-OUT (Right Output) to your audio amplifier or speakers. AGND is the audio ground.
- مدخل الصوت (AUX): For external audio sources, connect L-IN (Left Input) and R-IN (Right Input) to the audio output of your external device.
3.3 توصيل هوائي FM
- Connect an appropriate FM antenna to the designated FM Antenna port for optimal radio reception.

Image 3.1: Detailed wiring diagram showing connections for power, audio input, audio output, and FM antenna.

Image 3.2: Diagram illustrating input power (DC5V-12V) and audio output connections to an ampمكبر.
4. تعليمات التشغيل
The decoder board can be operated using the onboard buttons or the included infrared remote control.
4.1 تشغيل/إيقاف التشغيل
- Connect the power supply to turn on the module. Disconnect to power off.
4.2 اختيار الوضع
- Press the 'MODE' button on the board or remote to cycle through available modes: Bluetooth, USB, TF Card, FM Radio, and AUX.
4.3 اقتران بلوتوث
- Switch the module to Bluetooth mode. The display will indicate 'BT' or similar.
- On your mobile device, search for Bluetooth devices and select 'BT-SPEAKER'.
- بمجرد الاقتران، يمكنك بث الصوت لاسلكيًا من جهازك.

Image 4.1: Illustration of pairing a smartphone with the 'BT-SPEAKER' device to play music.
تشغيل بطاقة USB/TF 4.4
- Insert a USB drive or TF card containing MP3, WMA, or WAV audio files into the respective slot. The module will automatically switch to the corresponding mode and begin playback.
4.5 راديو FM
- In FM mode, press the 'SCAN' button to automatically search and save available radio stations.
- Use the 'VOL-' and 'VOL+' buttons (or previous/next track buttons on the remote) to navigate between saved stations.
4.6 مدخل ايه يو اكس
- Connect an external audio device (e.g., smartphone, MP3 player) to the AUX input port using a 3.5mm audio cable.
- Switch the module to AUX mode.
4.7 التحكم في مستوى الصوت
- Adjust the volume using the 'VOL-' and 'VOL+' buttons on the board or the remote control.
4.8 ذاكرة إيقاف التشغيل
- The module retains the last played song and volume level when powered off, resuming from that point upon restart.

Image 4.2: Visual representation of the multi-function capabilities including music player, USB player, AUX audio input, FM radio, and TF card support.
5. الصيانة
To ensure the longevity and optimal performance of your decoder board, follow these maintenance guidelines:
- حافظ على الجهاز جافًا. تجنب تعريضه للرطوبة أو السوائل.
- نظّف السطح بقطعة قماش ناعمة وجافة. لا تستخدم مواد كيميائية قاسية أو منظفات كاشطة.
- Avoid exposing the module to extreme temperatures or direct sunlight for extended periods.
- Handle the wiring connections carefully to prevent damage.
6. استكشاف الأخطاء وإصلاحها
If you encounter issues with your Zerone MP3 Decoder Board, refer to the following common problems and solutions:
- لا يوجد طاقة:
- Check all power connections to ensure they are secure and correctly wired (VCC+ to positive, GND- to negative).
- Verify that the power supply is providing the correct voltagهـ (تيار مستمر 6 فولت-12 فولت).
- لا يوجد مخرج صوتي:
- Ensure the audio output cables (L-OUT, R-OUT, AGND) are correctly connected to your ampمكبر أو مكبرات الصوت.
- Check the volume level on both the decoder board and your connected audio system.
- Confirm that the correct input mode (Bluetooth, USB, TF, AUX, FM) is selected.
- لا يتم الاتصال/الاقتران عبر البلوتوث:
- Ensure the decoder board is in Bluetooth mode.
- Make sure your mobile device's Bluetooth is enabled and within the 15-meter receiving distance.
- بحث عن 'BT-SPEAKER' in your device's Bluetooth settings.
- Try restarting both the decoder board and your mobile device.
- صوت أزيز:
- A buzzing sound can sometimes indicate power supply issues or grounding problems. Ensure proper grounding.
- التحقق من حجم الإدخالtage is stable and within the recommended DC 6V-12V range. In some cases, a lower voltage (e.g., around 3V-5V) might reduce noise, but this is outside the specified operating range and may affect performance.
- بطاقة USB/TF لا تعمل:
- تأكد من files on the USB drive or TF card are in a supported format (MP3, WMA, WAV).
- Check that the USB drive or TF card is inserted correctly and fully.
- جرب استخدام محرك أقراص USB أو بطاقة TF مختلفة لاستبعاد مشاكل الوسائط.
7. المواصفات
| ميزة | مواصفة |
|---|---|
| رقم الموديل | Zerone0esoq1dkuv |
| نسخة البلوتوث | 5.0 |
| مسافة الاستلام | حتى 15 مترا (49.21 قدما) |
| مزود الطاقة | تيار مستمر 6 فولت-12 فولت |
| تنسيقات الصوت المدعومة | MP3، WMA، WAV |
| خيارات الاتصال | بلوتوث، منفذ USB، منفذ بطاقة TF، منفذ AUX، راديو FM |
| الأبعاد (الطول × العرض × الارتفاع) | تقريبًا 92 × 41 × 21 ملم (3.62 × 1.61 × 0.83 بوصة) |
| وزن العنصر | 1.41 أونصات |
| الشركة المصنعة | زيرون |
8. الضمان والدعم
For warranty information and technical support, please refer to the documentation provided at the point of purchase or contact your retailer. The manufacturer is Zerone.