1. Giới thiệu
Thank you for choosing the AULA M75 Tri-Mode Mechanical Gaming Keyboard. This keyboard offers versatile connectivity options (2.4G wireless, Bluetooth, and wired USB), hot-swappable mechanical red switches, customizable RGB backlighting, and a dual-mode knob for enhanced functionality. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.
2. Nội dung gói hàng
- AULA M75 Mechanical Gaming Keyboard
- Cáp USB-C sang USB-A
- Bộ thu không dây 2.4G (dongle)
- Dụng cụ kéo bàn phím
- Công tắc kéo
- Hướng dẫn sử dụng
3. Thiết lập và kết nối
The AULA M75 keyboard supports three connection modes: Wired (USB-C), 2.4G Wireless, and Bluetooth. Please follow the instructions below to connect your keyboard.
3.1 Kết nối chế độ có dây
To use the keyboard in wired mode, simply connect the provided USB-C cable to the keyboard's USB-C port and the other end to an available USB-A port on your computer. The keyboard will automatically switch to wired mode and begin functioning.

Image: Wired Mode Connection. Connect the USB-C cable to the keyboard and your computer for immediate use.
3.2 Kết nối chế độ không dây 2.4G
Đối với kết nối không dây 2.4G:
- Hãy đảm bảo công tắc nguồn của bàn phím đang ở trạng thái BẬT.
- Nhấn Fn + ESC key for 3 seconds. The blue light below the ESC key will blink rapidly, indicating pairing mode.
- Cắm bộ thu không dây 2.4G (dongle) vào một cổng USB trống trên máy tính của bạn.
- The blue light below the ESC key will stop blinking and remain lit, indicating a successful 2.4G connection.

Image: 2.4G Wireless Mode Connection. Follow the steps to pair the keyboard with the 2.4G receiver.
3.3 Bluetooth Mode Connection
Để kết nối qua Bluetooth:
- Hãy đảm bảo công tắc nguồn của bàn phím đang ở trạng thái BẬT.
- Nhấn Phím Fn + F1 key for 3 seconds. The blue light below the F1 key will blink rapidly, indicating Bluetooth pairing mode.
- On your computer or device, search for Bluetooth devices and select "AULA-M75 BT3.0-1" or "AULA-M75 BT5.2-1" to connect.
- Once connected, the blue light below the F1 key will stop blinking.

Image: Bluetooth Mode Connection. Activate pairing mode and connect from your device's Bluetooth settings.
3.4 Important Connection Notes
When restarting the keyboard, you may need to re-enter the respective pairing modes for 2.4G or Bluetooth connections:
- If restarting and connecting via 2.4G, press Fn + ESC một lần.
- If restarting and connecting via Bluetooth, press Phím Fn + F1 một lần.
- For Type-C wired mode, if the cable is already attached, the connection is automatic and no key press is required.

Image: Important Connection Notes. A summary of steps for reconnecting after a keyboard restart.
4. Hướng dẫn vận hành
4.1 Điều khiển đèn nền RGB
The AULA M75 features customizable RGB backlighting with various effects. Use the following key combinations to adjust the lighting:
- Fn + INS / PGUP / DEL / PGDN: Cycle through multiple lighting modes.
- Phím Fn + Mũi tên trái/phải: Điều chỉnh tốc độ chiếu sáng.
- Fn + Mũi tên Lên/Xuống: Điều chỉnh độ sáng đèn.

Image: Illuminated Keys. The keyboard's RGB backlighting can be customized for various visual effects.
4.2 Dual-Mode Knob and Multimedia Functions
The multi-functional knob allows you to switch between Game Mode and Office Mode, and control multimedia functions.
- Nhấn núm: Toggle between Game Mode (for high-speed precision) and Office Mode (for productivity).
- Núm xoay: Adjust volume (clockwise to increase, counter-clockwise to decrease).
- Buttons Multimedia: Specific buttons near the knob provide quick access to play/pause, next track, previous track, and mute functions.

Image: Multi-functional Knob. This knob allows for quick mode switching and volume control.
4.3 Fn Shortcut Keys
The keyboard includes Fn shortcut keys for convenient access to various system functions. Refer to the keycaps for specific Fn combinations (e.g., Fn + F-keys for media control, application shortcuts).
5. Bảo trì
5.1 Vệ sinh
Để duy trì vẻ ngoài và chức năng của bàn phím:
- Hãy dùng một miếng vải mềm, khô để lau sạch bề mặt bàn phím.
- For deeper cleaning, use the provided keycap puller to remove keycaps and clean dust or debris with compressed air or a small brush.
- Tránh sử dụng hóa chất mạnh hoặc vật liệu mài mòn.

Image: Durable Keycaps. Keycaps can be removed for cleaning and maintenance.
5.2 Công tắc có thể hoán đổi nóng
The AULA M75 features hot-swappable mechanical red switches, allowing you to easily replace switches without soldering. Use the provided switch puller to carefully remove and insert compatible 3-pin or 5-pin mechanical switches.

Image: Hot-Swappable Red Switches. Easily replace switches to customize your typing experience.
5.3 Quản lý pin
The keyboard is equipped with a 2000mAh battery. An intuitive charging indicator will show the power status. Charge the keyboard using the USB-C cable when the battery is low to ensure uninterrupted use.

Image: 2000 mAh Battery Capacity. The keyboard features a high-capacity battery for extended wireless use.
KHAI THÁC. Xử lý sự cố
If you encounter issues with your AULA M75 keyboard, please refer to the following common solutions:
- Keyboard not responding / Keys not registering: Ensure the keyboard is properly connected in your chosen mode (wired, 2.4G, or Bluetooth). Check the connection steps in Section 3. If using wireless, ensure the battery is charged. Try restarting the keyboard and re-establishing the connection.
- Kết nối không dây gián đoạn: Move the keyboard closer to the receiver/device. Ensure there are no strong interference sources (e.g., other wireless devices, large metal objects) nearby. Try connecting via wired mode to rule out wireless issues.
- Ánh sáng RGB không hoạt động: Check if the lighting is turned off or set to minimum brightness using the Fn key combinations (Section 4.1).
- Keys registering multiple times or not at all: This could indicate a faulty switch. Utilize the hot-swappable feature (Section 5.2) to replace the problematic switch.
- Pin không sạc được: Ensure the USB-C cable is securely connected to both the keyboard and a working power source. Try a different USB port or cable.
7. Thông số kỹ thuật
| Thương hiệu | AULA |
| Số hiệu mẫu | M75B |
| Công nghệ kết nối | 2.4G wireless, Bluetooth, USB (Wired) |
| Loại công tắc | Mechanical Red Switches (Hot-Swappable) |
| Bố trí bàn phím | BÀN PHÍM QWERTY |
| Số lượng chìa khóa | 87 |
| Đèn nền | RGB |
| Dung lượng pin | 2000mAh |
| Thiết bị tương thích | máy tính xách tay, máy tính |
| Kích thước sản phẩm (L x W x H) | 36 x 12.7 x 2.6 Centimet |
| Trọng lượng sản phẩm | 600 gam |
| Nước xuất xứ | Trung Quốc |
8. Thông tin bảo hành
The AULA M75 Mechanical Gaming Keyboard comes with a 1-year manufacturer warranty from the date of purchase. This warranty covers manufacturing defects only. Please retain your proof of purchase for warranty claims.
9. Hỗ trợ
For further assistance, technical support, or warranty inquiries, please contact your retailer or visit the official AULA website. You may also refer to the contact information provided by the importer, Soai India Private Limited, if applicable to your region.