iClever IC-BK23 Bluetooth Keyboard User Manual

1. Introduction

This manual provides instructions for the iClever IC-BK23 Bluetooth keyboard. This full-size wireless keyboard features a Japanese JIS layout, a numeric keypad, and multi-pairing capabilities for up to three devices. Its ultra-thin design and Type-C rechargeable battery make it suitable for various computing environments.

Image 1.1: The iClever IC-BK23 Bluetooth Keyboard, showcasing its full-size Japanese layout and sleek design.

2. Setup

2.1. Charging the Keyboard

The keyboard is equipped with a 280mAh built-in lithium polymer battery. Before initial use, or if the battery is low, charge the keyboard using the provided Type-C cable.

1. Connect the Type-C cable to the charging port on the keyboard.
2. Connect the other end of the cable to a USB power source (e.g., computer, USB wall adapter).
3. The power indicator light will turn red during charging. A full charge typically takes approximately 2 hours.
4. Once fully charged, the red indicator light will turn off.

A full charge provides approximately 90 hours of continuous use or 90 days of standby time.

Image 2.1: The Type-C charging port on the iClever IC-BK23 keyboard, illustrating the charging process.

2.2. Powering On/Off

To power on the keyboard, locate the power switch. Slide the switch from the red OFF position (left) to the green ON position (right). The power indicator light will illuminate for approximately 3 seconds and then turn off.

2.3. Bluetooth Pairing

The iClever IC-BK23 keyboard supports multi-pairing with up to three devices via Bluetooth 5.1. Ensure your device has Bluetooth functionality.

1. Power on the keyboard.
2. Press and hold one of the Bluetooth keys (BT1, BT2, or BT3) for approximately 5 seconds until the Bluetooth indicator light flashes quickly. This indicates the keyboard is in pairing mode.
3. On your device (PC, tablet, smartphone), enable Bluetooth and search for available devices.
4. Select "iClever IC-BK23" or a similar name (e.g., a keyboard icon with a MAC address like 7B:08:22:19:27:B9) from the list of found devices.
5. Follow any on-screen prompts to complete the pairing process. The Bluetooth indicator light will turn solid blue once connected.
6. Repeat these steps for up to two additional devices using the other Bluetooth keys (BT2, BT3).

Note: If your PC does not have built-in Bluetooth, a Bluetooth adapter (version 4.0 or higher recommended) is required for connection.

Image 2.2: The iClever IC-BK23 keyboard demonstrating multi-pairing with a laptop, desktop, and tablet simultaneously.

3. Operating Instructions

3.1. Switching Between Paired Devices

To switch between your paired devices, simply press the corresponding Bluetooth key (BT1, BT2, or BT3) for the desired device. The switch is instant, allowing for seamless transitions between your computer, tablet, or smartphone.

3.2. Multi-OS Compatibility

The keyboard automatically recognizes the operating system of the connected device (iOS, Android, Mac, Windows) and optimizes its input mode. No manual configuration is required for OS recognition.

Image 3.1: The iClever IC-BK23 keyboard highlighting its compatibility with iOS, Android, Mac, and Windows operating systems.

Note: When connected to iOS or iPadOS devices, the keyboard may be recognized as an English layout keyboard.

3.3. Hotkeys and Function Keys

The keyboard features dedicated function keys and hotkeys for enhanced productivity. These include media controls, volume adjustments, and other shortcuts. Refer to the key labels for specific functions.

• Fn Lock: Press the Fn key to activate secondary functions printed on the F-keys.
• Caps Lock Indicator: The Caps Lock key has a blue 'A' indicator light. This light illuminates when Caps Lock is active and turns off after 3 seconds of inactivity to conserve power. It will remain lit during continuous typing.

3.4. Typing Experience

The keyboard utilizes a scissor-switch mechanism, similar to standard laptop keyboards, providing a quiet, comfortable, and smooth typing experience. The 19mm key pitch and shallow 1.8mm key stroke contribute to efficient input. The ergonomic tilt design helps reduce wrist fatigue during extended use. Large Enter and independent Delete/Insert keys are designed to minimize mistyping.

4. Maintenance

4.1. Cleaning

To clean the keyboard, gently wipe the surface with a soft, dry, or slightly damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the finish.

4.2. Storage

When not in use for extended periods, power off the keyboard to conserve battery life. Store it in a cool, dry place away from direct sunlight and extreme temperatures.

4.3. Durability

The keyboard features a zinc-plated steel plate on its back, enhancing its durability and providing a premium feel. This material is designed to be corrosion-resistant for long-term use.

Image 4.1: The underside of the iClever IC-BK23 keyboard, highlighting the durable zinc-plated steel plate construction.

5. Troubleshooting

5.1. Characters Input Multiple Times / Repeatedly / Doubled

• Adjust the key repeat rate settings in your device's Control Panel (or equivalent system settings).
• Restart your device.
• Charge the keyboard for at least 30 minutes. Low battery can affect connection stability and overall function.
• Keep the device and keyboard as close as possible (ideally within 30cm).
• Keep the keyboard away from metal objects and other wireless signal sources (e.g., wireless speakers, Wi-Fi routers) by at least 20cm.
• Avoid using the keyboard on a metal desk surface.
• Check if any background update programs are running on your device, as these can cause input lag.
• Ensure your device's operating system (OS) is up to date.
• Test the keyboard with another computer, smartphone, or tablet to isolate the issue.

5.2. Bluetooth Connection Disconnects or Fails

• Reset the keyboard by simultaneously pressing Fn + Left Shift + Backspace.
• Restart your device.
• Charge the keyboard for at least 30 minutes.
• Turn off or move any other unused Bluetooth devices away from your workspace.
• Ensure your device's operating system (OS) is up to date.
• Turn off Bluetooth on other devices and re-pair the keyboard with your intended device.
• If connection still fails, delete the keyboard's pairing record from your device's Bluetooth settings and then attempt to re-pair.
• Ensure the iClever device and computer are in close proximity.
• Keep the keyboard at least 20cm away from metal objects or sources of wireless signals.
• Delete all existing Bluetooth connection records on your device.
• Turn your device's Bluetooth off, then on again to refresh.
• Try connecting again. The pairing name may appear as a keyboard icon (e.g., 7B:08:22:19:27:B9).

5.3. Incompatible Devices/Operating Systems

The following devices, operating systems, or usage methods are known to have compatibility issues and are not officially supported:

• iPad mini, Mac mini, mini PCs
• Lenovo Yoga Tab11, Nokia smartphones
• Amazon Fire TV Stick, Samsung Smart TVs (e.g., UE37ES5500, UE55KU6400U, UE48JU6400)
• Devices without built-in Bluetooth functionality
• Gaming consoles such as PS5 and Nintendo Switch
• Android OS 12, Fire OS, Chrome OS, Linux, and other operating systems not explicitly listed as compatible on the product page.
• Remote desktop environments, Mac Boot Camp.

6. Specifications

Image 6.1: Dimensions of the iClever IC-BK23 keyboard, showing its length of 42.8cm and width of 12.5cm.

7. Warranty and Support

7.1. Warranty Information

The iClever IC-BK23 keyboard comes with an 18-month quality warranty from the date of purchase. Please retain your proof of purchase for warranty claims.

7.2. Customer Support

For any inquiries or technical assistance, please contact iClever customer support. Japanese language support is available during business hours.

Note: Due to inventory variations, you may receive an older model version of the product. The included instruction manual may also reflect older specifications. We apologize for any inconvenience this may cause.