Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Doohoeek Bluetooth Keyboard Case. Please read this manual thoroughly before using the product to ensure proper function and longevity.
Compatibility
The Doohoeek Bluetooth Keyboard Case is designed for specific Samsung Galaxy Tab models. Please verify your tablet's model number before use.
- Samsung Galaxy Tab S10 Lite 10.9" 2025 (Models: SM-X400, SM-X406B)
- Samsung Galaxy Tab S10 FE 10.9" 2025 (Models: SM-X520, SM-X526B, SM-X528U)
- Samsung Galaxy Tab S9 FE 5G 10.9" (Models: SM-X510, SM-X516B, SM-X518U)
- Samsung Galaxy Tab S9 11" 2023 (Models: SM-X710, SM-X716B, SM-X718U)
To check your tablet model, navigate to "Settings" > "About Tablet" on your device.

This image illustrates the compatible Samsung Galaxy Tab models for the keyboard case, including the S10 Lite, S10 FE, S9 FE, and S9, with their respective model numbers.
Package Contents
Please ensure all items are present in the package:
- Keyboard Case x1
- USB-C Keyboard x1
- User Manual x1
Setup
1. Installing Your Tablet
- Gently align your Samsung Galaxy Tab with the case's frame.
- Press the tablet firmly into the case, ensuring all edges are securely seated. The case provides full-body protection against scratches and minor impacts.
- Ensure all ports, buttons, and the camera are accessible through the precise cutouts.

This image highlights the exact cutouts for ports and buttons, as well as the integrated pen slot for stylus storage.
2. Bluetooth Pairing
Follow these steps to connect your keyboard to your tablet via Bluetooth:
- Ensure the keyboard is charged (refer to the Charging section).
- Turn on the keyboard by sliding the power switch to the 'ON' position. The indicator light will briefly illuminate.
- Press the Fn + C keys simultaneously to enter Bluetooth pairing mode. The Bluetooth indicator light will flash.
- On your Samsung Galaxy Tab, go to Settings > Connected devices > Bluetooth and ensure Bluetooth is enabled.
- Your tablet will search for available devices. Select "Bluetooth Keyboard" (or a similar name) from the list.
- If prompted, enter the pairing code displayed on your tablet and press Enter on the keyboard.
- Once paired, the Bluetooth indicator light on the keyboard will turn off, and your tablet will show the keyboard as connected.
Operating the Keyboard Case
1. Adjusting the Kickstand
The case features a flexible kickstand that allows for multiple viewing angles. Simply fold the back cover to create a stable stand for your tablet. The kickstand supports 3 adjustable angles for comfortable viewing and typing.

This image demonstrates the three adjustable angles of the kickstand, providing versatility for various tasks.
2. Using the Removable Keyboard
The keyboard attaches magnetically to the case. This allows you to easily remove it for scenarios where you only need the tablet, such as reading, sketching, or media consumption. To reattach, simply align the keyboard with the magnetic strip in the case.
3. Backlit Keys
The keyboard features 7 customizable backlight colors and 3 brightness levels for comfortable typing in various lighting conditions.
- Press the Light Bulb key (usually next to the Spacebar or Enter key) to cycle through the 7 backlight colors.
- Press Fn + Light Bulb key to adjust the brightness level (3 levels).

This image displays the keyboard with its 7 color lighting options and highlights the 3 brightness levels.
4. Trackpad Functions
The responsive trackpad supports multi-finger gestures for enhanced productivity.
- Single Finger Tap: Left-click.
- Two Finger Tap: Right-click.
- Two Finger Scroll: Scroll up/down or left/right.
- Pinch to Zoom: Zoom in/out.
- Lock/Unlock Trackpad: Hold down the Fn key and press the Spacebar to lock or unlock the trackpad. This feature helps prevent accidental touches while typing.

This image demonstrates various multi-touch gestures for the trackpad and highlights the palm-rejection functionality.
Charging
To charge the keyboard:
- Locate the USB-C charging port on the keyboard.
- Connect the provided USB-C cable to the keyboard and the other end to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging and turn off when fully charged.
The keyboard features a 650mAh battery, offering approximately 300 hours of standby time without lighting. A full charge typically takes 2-3 hours.

This image illustrates the USB-C charging port on the keyboard and provides information on battery capacity, charging time, and standby time.
Maintenance
To maintain your keyboard case in optimal condition:
- Clean the case exterior with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners.
- For the keyboard, use a soft, dry cloth or a can of compressed air to remove dust and debris from between the keys.
- Avoid exposing the product to extreme temperatures, direct sunlight, or moisture.
- Do not attempt to disassemble the keyboard or case, as this may void the warranty.
Troubleshooting
If you encounter issues with your Doohoeek Keyboard Case, refer to the following solutions:
| Problem | Solution |
|---|---|
| Keyboard does not turn on. | Ensure the power switch is in the 'ON' position. Charge the keyboard for at least 30 minutes. |
| Keyboard does not connect via Bluetooth. | 1. Ensure the keyboard is in pairing mode (Fn + C). 2. Make sure Bluetooth is enabled on your tablet. 3. Forget the device on your tablet's Bluetooth settings and attempt to re-pair. 4. Ensure the keyboard is charged. |
| Backlight is not working or changing colors. | Press the Light Bulb key to cycle through colors. Press Fn + Light Bulb to adjust brightness. Ensure the keyboard is charged. |
| Trackpad is unresponsive or erratic. | 1. Ensure the trackpad is not locked (Fn + Spacebar). 2. Restart the keyboard and tablet. 3. Ensure your fingers are clean and dry. 4. Re-pair the Bluetooth connection. |
| Tablet does not fit securely in the case. | Verify your tablet model against the compatibility list. Ensure the tablet is aligned correctly and pressed firmly into the case. |
Specifications
- Connectivity Technology: Bluetooth
- Keyboard Layout: QWERTY
- Special Features: Backlit, Portable, Multi-touch Trackpad, Removable Keyboard, 3-Angle Kickstand
- Battery Capacity: 650mAh
- Charging Time: 2-3 hours
- Standby Time (without lighting): Approximately 300 hours
- Power Source: USB Powered
- Material: Fabric (outer surface), Plastic (keys)
- Item Weight: 1.75 pounds (approximately 0.79 kg)
- Package Dimensions: 11.25 x 8.25 x 1.15 inches (approximately 28.58 x 20.96 x 2.92 cm)
Warranty and Support
Doohoeek products are designed for reliability and performance. For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Doohoeek website. Please retain your proof of purchase for warranty claims.





