1. تعارف
This manual provides detailed instructions for the installation, operation, and maintenance of your Zerone Bluetooth MP3 WMA Decoder Board. Please read this manual thoroughly before using the product to ensure proper function and longevity.
2. پروڈکٹ ختمview
The Zerone Bluetooth MP3 WMA Decoder Board is a versatile audio module designed to add modern connectivity to existing audio systems. It supports music playback from USB drives, TF cards, and Bluetooth-enabled devices. Additionally, it features an FM radio tuner and hands-free calling capabilities.
اہم خصوصیات:
- Bluetooth hands-free call support.
- Compatible with APE, FLAC, WAV, WMA, and MP3 lossless audio formats.
- Supports USB disk, TF card, Bluetooth, and FM radio modes.
- Power-off memory function retains last settings.
- Blue backlight display for clear visibility.
- Includes a remote control for convenient operation.
- Multiple EQ sound modes and mute function.
پیکیج کا مواد:
- 1 x Bluetooth Decoder Board
- 1 ایکس ریموٹ کنٹرول
- 1 x 2-pin Power Cable
- 2 x 3-pin Audio Output Cables

شکل 2.1: سامنے view of the decoder board, highlighting the USB port, TF card slot, display, and control buttons.
3. سیٹ اپ
Careful wiring is essential for the correct operation of the decoder board. Ensure all connections are secure before applying power.
3.1 پاور کنکشن
The decoder board can be powered via two methods:
- DC 7V-12V: Use the provided 2-pin power cable to connect to a DC power source within this voltage range. Observe polarity (red for positive, black for negative).
- 5V Micro USB: Alternatively, power the board using a 5V Micro USB cable connected to the Micro USB port.
The operating current required is 800mA-1A.
3.2 آڈیو آؤٹ پٹ کنکشن
Use the provided 3-pin cables to connect the audio output of the decoder board to your amplifier or active speakers. These cables typically provide left, right, and ground audio signals.
3.3 ایف ایم اینٹینا کنکشن
For optimal FM radio reception, connect an external antenna wire to the designated FM ANT hole located on the bottom back of the board. A simple wire can significantly improve signal strength.

شکل 3.1: پیچھے view of the decoder board, illustrating the wiring points for power and audio output.

شکل 3.2: اوپر اور نیچے views of the decoder board, providing a comprehensive look at its internal structure and connection interfaces.
4. آپریٹنگ ہدایات
The decoder board offers multiple playback modes and functions, controllable via the front panel buttons or the included remote control.
4.1 پاور آن/آف
Connect the power supply. The board will automatically power on. To power off, use the power button on the remote control. If power is disconnected, the board will power on automatically when reconnected.
4.2 موڈ کا انتخاب
دبائیں موڈ button on the front panel or remote control to cycle through available modes: USB, TF, Bluetooth, and FM.

Figure 4.1: Illustration of the various input modes supported by the decoder board.
4.3 USB/TF کارڈ پلے بیک
Insert a USB flash drive into the USB port or a TF card into the TF card slot. The board will automatically switch to the respective mode and begin playing supported audio files (APE, FLAC, WAV, WMA, MP3).
4.4 بلوٹوت وضع
- Switch the decoder board to Bluetooth mode using the موڈ button. The display will indicate Bluetooth mode.
- On your mobile device, search for Bluetooth devices and select the one corresponding to the decoder board (e.g., "Bluetooth Speakers").
- Once paired, you can play audio from your device through the decoder board.
4.5 ایف ایم ریڈیو موڈ
- Switch the decoder board to FM mode.
- خودکار اسکین: دبائیں اور تھامیں۔ چلائیں/روکیں۔ button to initiate an automatic scan for FM stations. The board will scan and save available stations as presets. Ensure an FM antenna is connected for best results.
- Changing Stations: مختصر دبائیں چلائیں/روکیں۔ button to cycle through saved presets. Use the VOL+ or والیوم- buttons (short press) to manually tune up or down frequencies.
4.6 ہینڈز فری کالنگ
When a call is received in Bluetooth mode, the music will pause. Press the چلائیں/روکیں۔ button to answer the call. Press it again to end the call. The integrated microphone allows for hands-free communication.

Figure 4.2: The decoder board supports hands-free calls when connected via Bluetooth.
4.7 والیوم کنٹرول
دبائیں اور تھامیں۔ VOL+ or والیوم- buttons on the front panel or remote control to adjust the volume level.
4.8 ریموٹ کنٹرول کے افعال
The remote control provides convenient access to all functions. Refer to the remote control diagram for button layout.

شکل 4.3: تفصیلی view of the remote control, showing various function buttons.

شکل 4.4: ریموٹ کنٹرول فاصلے سے آسان آپریشن کی اجازت دیتا ہے۔
5 دیکھ بھال
To ensure the longevity and optimal performance of your decoder board, follow these simple maintenance guidelines:
- صفائی: Use a soft, dry cloth to clean the surface of the board. Avoid using liquid cleaners or solvents, as they may damage the components.
- ماحولیات: Operate the board in a dry environment, away from excessive heat, moisture, and direct sunlight.
- رابطے: وقتاً فوقتاً تمام وائرنگ کنکشن چیک کریں تاکہ یہ یقینی بنایا جا سکے کہ وہ محفوظ اور سنکنرن سے پاک ہیں۔
- ذخیرہ: If storing the device for an extended period, disconnect it from the power source and store it in a cool, dry place.
6 خرابیوں کا سراغ لگانا
If you encounter issues with your decoder board, refer to the following common problems and solutions:
| مسئلہ | ممکنہ وجہ/حل |
|---|---|
| No power / Board does not turn on. | Check power connections (7-12V DC or 5V Micro USB). Ensure correct polarity. Verify power source is active. |
| کوئی آڈیو آؤٹ پٹ نہیں ہے۔ | Ensure audio output cables are correctly connected to an amplifier or active speakers. Check volume levels on both the board and the connected audio system. Verify the correct mode is selected (USB, TF, Bluetooth, FM). |
| بلوٹوتھ ڈیوائس منسلک نہیں ہو سکتی۔ | Ensure the board is in Bluetooth mode. Make sure your device's Bluetooth is enabled and discoverable. Try restarting both the board and your Bluetooth device. |
| Poor FM radio reception / Cannot find stations. | Connect an external antenna wire to the FM ANT hole. Perform an automatic scan to save stations. Ensure you are in an area with good FM signal coverage. |
| Board does not remember last FM station. | After connecting an FM antenna, perform a full automatic scan and allow it to complete. The board will then remember the last station if it is one of the saved presets. Note that disconnecting power may reset to Bluetooth mode. |
| Display color is red, not blue as expected. | While product descriptions may indicate a blue backlight, some units may feature a red display. This is a cosmetic variation and does not affect functionality. |
| ریموٹ کنٹرول کام نہیں کر رہا۔ | Check the battery in the remote control. Ensure there are no obstructions between the remote and the board's IR receiver. |
| EQ button on remote has no effect. | Some EQ functions may be mode-specific or require specific audio sources. Verify if it works in different playback modes. |
7. وضاحتیں
| فیچر | تفصیل |
|---|---|
| ماڈل نمبر | 8541723136 |
| برانڈ | زیرون |
| Panel Size (L x H x D) | 107mm x 25mm x 38mm |
| بڑھتے ہوئے سوراخ کا فاصلہ | 92 ملی میٹر |
| اسکرین کا سائز | 45 ملی میٹر x 8 ملی میٹر |
| آپریٹنگ والیومtage | DC 7V-12V, 5V/Micro USB |
| آپریٹنگ کرنٹ | 800 ایم اے -1 اے |
| کنیکٹیویٹی ٹیکنالوجیز | آکس، بلوٹوتھ، یو ایس بی |
| خصوصی خصوصیات | Bluetooth FM Transmitter, Hands-Free Calls |
| آڈیو فارمیٹس تعاون یافتہ ہیں۔ | APE, FLAC, WAV, WMA, MP3 |
| شے کا وزن | 1.44 اونس (تقریباً 40 گرام) |
8. وارنٹی اور سپورٹ
For product support, technical assistance, or inquiries regarding your Zerone Bluetooth MP3 WMA Decoder Board, please refer to the official Zerone brand store or contact your retailer. Specific warranty details may vary by region and retailer.
کا دورہ کریں۔ Zerone Store مزید معلومات کے لیے