1. Introduction
Thank you for purchasing the Carlsbro OKTO A Eight-Pad Percussion Pad. This manual provides essential information for setting up, operating, and maintaining your new instrument. Please read it thoroughly to ensure proper use and to maximize your musical experience.
2. Product Overview
The Carlsbro OKTO A is a versatile electronic percussion instrument designed for drummers and percussionists of all levels. It features eight velocity-sensitive pads, a comprehensive sound engine, and various connectivity options.
2.1 Key Features
- Display: 2.8" LCD TFT
- Interface: USB MIDI, Bluetooth
- Sound Engine: 408 high-quality percussion voices, 30 preset drum kits, 20 user-defined drum kits, 20 demo songs
- Effects: EQ settings, filters, 6 adjustable reverb settings
- Functions: Sensitivity and crosstalk adjustment, coaching function, learning mode, metronome
- Inputs: Trigger inputs for pedals and extra pads, AUX input
- Outputs: Line (mono), Headphone (stereo)
2.2 Components

Figure 2.1: The Carlsbro OKTO A percussion pad shown with its two included foot pedals, connected via cables. The main unit features eight black pads and a control panel on the right side.

Figure 2.2: A top-down view of the Carlsbro OKTO A, highlighting the eight percussion pads and the detailed control panel with its LCD screen and various buttons for navigation and sound selection.

Figure 2.3: The rear panel of the OKTO A, displaying all available ports including DC 9V power input, USB, headphone output, main output, AUX input, and various trigger inputs for external pads and pedals.

Figure 2.4: The Carlsbro OKTO A percussion pad mounted on its included stand, demonstrating a typical setup for performance or practice. The foot pedals are visible on the floor, connected to the unit.

Figure 2.5: The black carry bag included with the Carlsbro OKTO A, featuring the Carlsbro logo prominently on the front. This bag provides convenient transport and protection for the percussion pad.
3. Setup
Follow these steps to set up your Carlsbro OKTO A percussion pad.
- Unpacking: Carefully remove all components from the packaging. Verify that all items listed in the product description (percussion pad, power adapter, foot pedals, stand, carry bag) are present.
- Power Connection: Connect the included DC 9V power adapter to the 'DC 9V' input on the rear panel of the OKTO A. Plug the adapter into a suitable power outlet.
- Foot Pedal Connection: Connect the two foot pedals to the designated 'PEDAL' trigger inputs on the rear panel. These are typically used for bass drum and hi-hat control.
- Audio Output: For sound, connect headphones to the 'HEADPHONE' output or connect the 'OUTPUT' (mono) jack to an amplifier, mixer, or audio interface using a standard 1/4" (6.35mm) instrument cable.
- Optional Connections:
- External Pads: If using additional trigger pads, connect them to the 'EXTERNAL CYMBAL/PAD' inputs.
- AUX Input: Connect an external audio player (e.g., smartphone, MP3 player) to the 'AUX IN' jack to play along with your favorite tracks.
- USB MIDI: Connect the OKTO A to a computer via the USB port for MIDI communication with music software.
- Power On: Press the 'POWER' button on the rear panel to turn on the unit. The LCD display will illuminate.
4. Operating
This section covers the basic operation of your Carlsbro OKTO A.
4.1 Navigating the Display
The 2.8" LCD TFT display is your main interface for controlling the OKTO A. Use the navigation buttons (e.g., UP/DOWN, LEFT/RIGHT, ENTER) to browse menus, select kits, and adjust parameters.
4.2 Selecting Drum Kits
The OKTO A comes with 30 preset drum kits and allows for 20 user-defined kits. To select a kit:
- Press the 'KIT' button.
- Use the navigation buttons to scroll through the available kits.
- Press 'ENTER' to confirm your selection.
4.3 Adjusting Parameters
Many parameters, such as volume, reverb, EQ, and pad sensitivity, can be adjusted. Refer to the on-screen menus for specific settings. Generally, you will:
- Select the parameter you wish to adjust.
- Use the data knob or UP/DOWN buttons to change the value.
- Press 'ENTER' or 'EXIT' to save or discard changes.
4.4 Coaching and Learning Functions
The OKTO A includes built-in coaching and learning modes to help improve your drumming skills. Access these functions through the main menu. They often involve playing along to pre-recorded patterns or exercises, with feedback provided on your timing and accuracy.
4.5 Metronome
Activate the metronome function to practice with a steady tempo. You can adjust the tempo, time signature, and volume of the click sound through the metronome settings.
5. Maintenance
Proper care will extend the life of your Carlsbro OKTO A.
- Cleaning: Use a soft, dry cloth to wipe down the unit. For stubborn dirt, a slightly damp cloth can be used, but ensure no liquid enters the unit. Avoid abrasive cleaners or solvents.
- Storage: When not in use, store the OKTO A in a cool, dry place, away from direct sunlight and extreme temperatures. Use the included carry bag for protection during transport or storage.
- Pad Care: The pads are durable, but avoid striking them with excessive force or sharp objects, which could damage the sensors.
- Connectivity: Always handle cables by the plug, not the wire, to prevent damage to the connectors and internal wiring.
6. Troubleshooting
If you encounter issues with your Carlsbro OKTO A, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from headphones/output | Volume too low; incorrect cable connection; faulty headphones/speaker. | Check master volume and individual kit/voice volumes. Ensure cables are securely connected. Test with different headphones/speakers. |
| Pads not responding | Pad sensitivity too low; faulty pad; unit not powered on. | Check pad sensitivity settings in the menu. Ensure the unit is powered on. If a single pad is unresponsive, contact support. |
| Display is blank or frozen | Power issue; software glitch. | Ensure power adapter is securely connected. Try turning the unit off and on again. If problem persists, contact support. |
| Bluetooth not connecting | Device not in pairing mode; interference; incorrect pairing procedure. | Ensure both devices are in pairing mode. Move closer to the device. Follow the Bluetooth pairing instructions in the full manual (if available). |
If the problem persists after trying these solutions, please contact Carlsbro customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | OKTO A |
| Display | 2.8" LCD TFT |
| Voices | 408 high-quality percussion voices |
| Drum Kits | 30 preset, 20 user-defined |
| Demo Songs | 20 |
| Connectivity | USB MIDI, Bluetooth |
| Inputs | Trigger inputs (pedals, extra pads), AUX input |
| Outputs | Line (mono), Headphone (stereo) |
| Material Type | Plastic |
| Color | Black |
| Item Weight | 10 Kilograms |
| Product Dimensions (L x W x H) | 3199.99 x 1200 x 6699.99 cm (Note: These dimensions appear to be unusually large and may be a data entry error in the source. Please refer to the product packaging or official Carlsbro website for accurate dimensions.) |
| Manufacturer | CARLSBRO |
| ASIN | B08GZK39ST |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your product or visit the official Carlsbro website. Keep your proof of purchase for any warranty claims.
For further assistance, you may also contact the seller, Musikhaus Kirstein GmbH, through the Amazon platform.