ProtoArc K100-A Backlit Bluetooth Keyboard User Manual

Product Function

This section details the primary functions and physical features of the ProtoArc K100-A keyboard.

Key Components

• Power Switch: Located on the side of the keyboard, marked "ON" and "OFF" for power control. [Power Switch]
• Type-C Charging Port: Used for charging the keyboard via a Type-C cable. [Type-C Port]
• Indicators: Features a charging indicator and a Caps Lock indicator to display status. [Indicators]
• Bluetooth Channels: Dedicated keys labeled '1', '2', and '3' allow switching between three paired Bluetooth devices. [Bluetooth Channel 1], [Bluetooth Channel 2], [Bluetooth Channel 3]

Keyboard Backlight

The keyboard is equipped with adjustable backlighting:

• Pressing the backlight key cycles through brightness levels: 30%, 60%, and 100%.
• Pressing the key again turns off the backlight.
• For power saving, the backlight automatically switches off after 2 minutes of inactivity. Any key press will reactivate it.
• If the keyboard remains inactive for 30 minutes, it enters a hibernation state. Pressing any key wakes it up, and the backlight will need to be manually turned on again.

Bluetooth Connection

Mac OS Connection Guide

1. Ensure the keyboard's power switch is set to "ON". [Power Switch]
2. Press one of the Bluetooth channel keys (1, 2, or 3) once. The corresponding indicator light will flash, signifying that the keyboard is in Bluetooth mode.
3. To enter pairing mode, long-press the selected Bluetooth channel key for 3 to 5 seconds. The indicator light will flash rapidly.
4. On your Mac computer, navigate to and open "System Preferences".
5. Select the "Bluetooth" option within System Preferences.
6. Locate "ProtoArc K100-A" in the list of available devices and click "Pair" to connect.

iOS System Connection Guide

Follow steps 1, 2, and 3 above to put the keyboard into Bluetooth mode and pairing mode.

1. On your iOS device (such as an iPad or iPhone), open the "Settings" application.
2. Navigate to the "Bluetooth" section and ensure the Bluetooth function is turned "On".
3. Your device will begin searching for nearby Bluetooth devices.
4. Select "ProtoArc K100-A" from the list. A pairing request will appear; confirm by tapping "Pair".
5. Once successfully paired, the device status will update to "Connected".

Keyboard Charging

To charge the keyboard, connect the provided charging cable to the Type-C port. The charging indicator light will show red during charging and turn green upon completion.

Low Battery Indication: A very low battery level is indicated by the Bluetooth channel indicator light flashing white rapidly. In this state, the backlight may not function, and typing may experience delays or slow responses. It is recommended to charge the keyboard immediately.

Keyboard Mode Switch Method

After successfully connecting devices to Bluetooth channels 1, 2, and 3, you can switch between these devices by briefly pressing the corresponding Bluetooth channel button.

Visual description: The diagram illustrates how to connect the keyboard to multiple devices. It shows three distinct connection scenarios: one for "Bluetooth 1 Device Connection" (e.g., a laptop), one for "Bluetooth 2 Device Connection" (e.g., another laptop), and one for "Bluetooth 3 Device Connection" (e.g., a desktop computer and a smartphone).

Multimedia Function Keys

The keyboard includes dedicated multimedia keys that provide quick access to common functions. These can be used directly or in combination with the 'FN' key for F1-F12 functions.

Important Notes

1. Connection Issues: If the keyboard fails to connect properly, first turn off the power switch. Then, restart the Bluetooth on your connected device. Alternatively, remove any existing "ProtoArc K100-A" entries from the device's Bluetooth list and attempt to connect again.
2. Device Switching: To switch between devices that have already been successfully paired, simply press the channel button. Allow approximately 3 seconds for the connection to be re-established.
3. Memory Function: The keyboard retains the last connected channel. If you turn the keyboard off and then back on, it will automatically connect to the previously used channel, indicated by the illuminated channel indicator light.

Sleep Mode

1. The keyboard automatically enters sleep mode after 30 minutes of inactivity to conserve power. The indicator light will turn off during sleep mode.
2. To wake the keyboard, press any key. It will become active within 3 seconds, and the indicator light will illuminate again.

Product Parameters

Package List

• ✔️ 1 x Wireless Bluetooth Keyboard
• ✔️ 1 x Type-C Charging Cable
• ✔️ 1 x User Manual