1. Уводзіны
This manual provides detailed instructions for the proper installation, operation, and maintenance of your DROK Class AB Amplifier 2.1 Channel Audio Amplifier Board. This amplifier is designed to deliver 2x80W stereo output and 1x120W pure bass output, operating within a DC 9-18V power supply range. Please read this manual thoroughly before using the product to ensure optimal performance and safety.
2. Інфармацыя па бяспецы
- Пераканайцеся, што аб'ём блока харчаванняtage is within the specified range of DC 9-18V. Exceeding this range may damage the device.
- Observe correct polarity when connecting the power supply to prevent reverse-connect damage. The board includes input anti reverse-connect protection, but caution is still advised.
- Avoid short-circuiting the output terminals. The amplifier features output short circuit protection.
- Не эксплуатуйце amplifier in excessively hot or humid environments. The device has over temperature protection (OTP).
- Трымайце прыладу далей ад вады і іншых вадкасцей.
- Не спрабуйце разбіраць або мадыфікаваць amplifier board. Unauthorized modifications void the warranty and can lead to malfunction or injury.
- Ensure proper ventilation around the heatsink during operation to prevent overheating.
3. Асаблівасці прадукту
- Рабочы выпtage: DC 9-18V
- Выходная магутнасць: Max 2x80W Stereo (18V/4Ω), 1x120W Pure Bass (18V/2Ω)
- Каналы: 2.1 Channels (Stereo + Subwoofer)
- Рэкамендаваныя выступоўцы: 2/4/6/8 Ом
- Input Methods: 3.5mm Audio Input or 3P_2.54mm Terminal Input
- Асаблівасці абароны: Input Anti Reverse-Connect Protection, Output Short Circuit Protection, Over Current Protection (OCP), Over Temperature Protection (OTP).
- Якасць гуку: Designed to eliminate background noise for clear sound.
- Кампаненты: Features four 3300UF professional audio filter capacitors, a vehicle-level amplifier chip, gold-plated audio input terminal, and a pure black sealing potentiometer.
4. Тэхнічныя характарыстыкі
| Параметр | Каштоўнасць |
|---|---|
| Рабочы выпtage | Пастаянны ток 9 - 18 В |
| Maximum Output Power (Stereo) | 2x80W (18V/4Ω) |
| Maximum Output Power (Pure Bass) | 1x120W (18V/2Ω) |
| Рэкамендаваны імпеданс дынаміка | 2/4/6/8 Ом |
| Метад уводу | 3.5mm Audio Input or 3P_2.54mm Terminal Input |
| Функцыі абароны | Input Anti Reverse-Connect, Output Short Circuit, Over Current (OCP), Over Temperature (OTP) |
| PCB Size (Length*Width) | 72.36 мм * 66.65 мм |
| Overall Size (Radiator Included) | 72.36 мм * 96 мм * 27 мм |
| Potentiometer Rotating Handle Opening | 7 мм |
| Installing Hole Spacing | 25.4mm * 48.26mm (compatible for Bluetooth module spacing) |
| Installing Hole Size | M3 |
| Нумар мадэлі тавару | 200540 |
5. Ідэнтыфікацыя кампанентаў
Refer to the images below for identification of the amplifier board's components and connection points.

Малюнак 5.1: У цэлым view of the DROK Class AB Amplifier board, showing the main components, heatsink, and the included connection cable.

Малюнак 5.2: Падрабязны view з amplifier board, highlighting the 3.5mm audio input, 3P_2.54mm terminal input, speaker output terminals (L/R), and subwoofer output terminals.

Малюнак 5.3: Збоку view with dimensions of the amplifier board, including the heatsink, showing its length, width, and height.

Малюнак 5.4: Зверху ўніз view з amplifier board with detailed measurements for PCB dimensions and mounting hole spacing.
6. Інструкцыі па ўсталёўцы
- Падключэнне крыніцы харчавання: Connect a DC 9-18V power supply to the "DC12-18V" terminals on the board. Ensure correct polarity: '+' to positive, '-' to negative.
- Падключэнне дынамікаў:
- Connect your stereo speakers (Left and Right) to the "Speaker" terminals. Ensure correct polarity for each speaker.
- Connect your subwoofer to the "Sub+ Sub-" terminals.
- Recommended speaker impedance is 2/4/6/8Ω.
- Падключэнне аўдыяўваходу: Выберыце адзін з наступных спосабаў:
- 3.5 мм аўдыё ўваход: Connect your audio source (e.g., smartphone, MP3 player, computer) to the 3.5mm audio jack on the board.
- 3P_2.54mm Terminal Input: Alternatively, use the 3P_2.54mm terminal for audio input, connecting Left, Right, and Ground signals from your source.
- Першапачатковае ўключэнне: After all connections are secure, apply power to the amplifier. A green LED may illuminate, indicating power.
Відэа 6.1: An instructional video demonstrating the connection process for the amplifier board. This video shows how to connect power, audio input, and speakers to the DROK Class AB Amplifier. If the video does not load, please ensure your browser supports HLS streaming.
7. Інструкцыя па эксплуатацыі
- Рэгулятар гучнасці: The amplifier features a single potentiometer for volume control. Rotate the knob clockwise to increase volume and counter-clockwise to decrease volume.
- Прайграванне аўдыя: Start playing audio from your connected source. Adjust the volume to your desired listening level.
- Гукавы баланс: The amplifier provides a balanced mix for stereo and subwoofer outputs. There are no independent controls for subwoofer or stereo channels on this board.
8. Тэхнічнае абслугоўванне
- Уборка: Для чысткі выкарыстоўвайце мяккую сухую тканіну ampдошка выратавальніка. Не выкарыстоўвайце вадкія ачышчальнікі або растваральнікі.
- Вентыляцыя: Ensure the heatsink remains free of dust and obstructions to maintain proper cooling. Periodically check for dust buildup and gently remove it with compressed air if necessary.
- Сувязі: Periodically check all connections (power, audio, speakers) to ensure they are secure and free from corrosion.
- захоўванне: Калі захоўваць amplifier for an extended period, disconnect it from the power supply and store it in a dry, dust-free environment.
9. Выпраўленне непаладак
| праблема | Магчымая прычына | Рашэнне |
|---|---|---|
| Няма выхаду гуку |
|
|
| Скажоны гук |
|
|
| Amplifier gets hot |
|
|
10. Гарантыя і падтрымка
DROK забяспечвае 1-гадовая доўгатэрміновая гарантыя guarantee from the date of purchase for this product. This warranty covers manufacturing defects and malfunctions under normal use.
For technical support, warranty claims, or any questions regarding your DROK Class AB Amplifier, please contact DROK customer service through the retailer where the product was purchased or visit the official DROK webсайт для кантактнай інфармацыі.
Калі ласка, захавайце пацвярджэнне пакупкі для пацверджання гарантыі.