CIDOO V21 Pro - VIA Aluminum Mechanical Numeric Keypad Manual

Default Hot Keys

Hold FN + listed keys to activate

LED keys

FN+ +: LED backlight brightness Increase
FN+ -: LED backlight brightness decrease
FN+ 7: LED backlight speed decrease
FN+ 8: LED backlight speed increase
FN+ ENTER: Toggle LED backlight mode
FN+ Backspace:Turn off/on the backlight (Number key zone)
FN+ *: LED backlight hue increase
FN+ /: LED backlight hue decrease
FN+ 5: LED backlight saturation increase
FN+ 6: LED backlight saturation decrease
FN+ 0: Long press FN+ 0 for 3 seconds to reset the keyboard to the factory setting.

Media Keys

FN+ 9: Windows system
FN+.: MAC system
The upper left knob switch rotates clockwise to increase volume, counterclockwise to decrease volume, and presses down to mute

USB Wired/BT5.0/2.4G Tri Mode

Wired Mode

Please toggle the mode switch to the middle wired mode, and then insert USB cable into your computer, the keyboard backlight lights on and turns to the default of RGB backlight effect, it means connection successful.

Bluetooth® Pairing Instructions

Perform the following steps to pair this keyboard with your device(s).

1. CIDOO V21 mechanical keyboard can connect up to 3 devices at the same time. Please toggle the mode switch to the Bluetooth mode. And long press FN+ 1 or FN+ 2 or FN+ 3 for 3~5 seconds to enter pairing mode. At this time, the 1/2/3 key flashes blue quickly indicate that its ready to connect.
2. Open the Bluetooth settings on your device and scan for available devices. Locate and select any device name of three group "CIDOO V21-1", "CIDOO V21-2", "CIDOO V21-3".
3. Once the keyboard has connected to your device, the 1/2/3 key will cease flashing, and indicating that Bluetooth pairing was successful. Short press "FN+ 1" or "FN+ 2" or "FN+ 3" to switch paired Bluetooth device.

The Bluetooth connection has memory. It will disconnect when power off the keyboard, and the keyboard will reconnect to the last device when power on the keyboard again.

2.4Ghz Wireless Connection

1. Please toggle the mode switch to 2.4Ghz mode. Plug in the receiver into your device. The "4" key led will light on green for 3 seconds and whole keyboard backlight light on indicates that 2.4G connected successfully.

2.4Ghz pairing instruction

The keyboard 2.4Ghz mode is default paired. If you need to re-pair 2.4Ghz mode. Please perform the following operations:
Long press "FN+ 4" to enter 2.4g pairing mode. At this time, the "4" key flashes green color quickly. Insert 2.4G dongle to USB port. After the connection is successful, the "4" key stops blinking.

Auto Sleep Mode

After 5 minutes without a key press, the backlighting will turn off to conserve battery. Any key press will light on backlight.
After 30 minutes without a key press, the keyboard entry deep sleep under Bluetooth mode, Bluetooth disconnect, any key press will exit deep sleep mode, RGB lights turn on, and the Bluetooth re-connect to keyboard.

Battery Charging

FN key will blink red repeatedly when the keyboard is low on battery (battery voltage less than 3.5V). It will stay red light when charging, and FN key will turn to the default RGB backlighting after fully charged.

Custom Configuration

CIDOO V21 supports remap the keys via VIA firmware in wired mode and 2.4G mode
Note: Make sure your keyboard is properly plugged into your computer device
VIA installation steps are as follows:

1. Please visit https://github.com/WestBerryVIA/via-releases/releases to download the latest VIA application for your computer's OS here. As following photo shows:
   
2. Download CIDOO V21 2.4G.JSON and CIDOO V21.JSON files from CIDOO official website WWW.CIDOOO.COM, and open VIA Software, Click File, and click Import Keymap, and then select the right JSON file accordingly. See following photo.
   
   (Note: Please use USB JSON files in wired mode. Use 2.4G JSON in 2.4G mode)
3. Installation is completed and VIA software connected successfully if it is show as below photo.
   
   If VIA software does not recognize your keyboard, please contact our customer service staff for assistance.
   VIA automatically detects your keyboard compatibility if it's plugged in. Keyboard memory is persistent, which means that wherever you plug in keyboard, it remembers the settings.
   On the top half of VIA software, choose one key which you want to change by your mouse, and then select the key on the bottom half of VIA software, and it was effected.

Macros setting

CIDOO V21 does not have physical multimedia keys, you can remap the keys through the VIA software to achieve the function.
CIDOO V21 is configured with 4 layers from 0 to 3 by default, and each individual key can have multiple functions.
This is important for smaller keyboards, where there aren't enough physical keys to do all the functionality you need.

Special keys setting

Here you can remap the key to replace the special key to the key you want, to achieve the quick operation of the function.

LED light
CIDOO V21 VIA software provides many different RGB lighting effects by default. You can change the lighting brightness, speed, color and customize the lighting effect you want. You can also change the key to operate the lighting effect you set.

Others custom

CIDOO V21 Layers allow you to configure your keyboard with more behaviors than its number of physical keys.
CIDOO V21 default customized 0-3 layer keyboard layout.
Layer0: This layer will be activated when the keyboard to be connected to the Win system device
Layer0: This layer will be activated when the keyboard to be connected to a Mac system device

Layer1: This layer will be activated when your keyboard's system toggle switched to Windows or Mac system and long press Fn1(3) key.

Layer2: This layer will be activated when your keyboard's system toggle switched to Windows or Mac and key mapped any keys to MO(2), save and then long press it.

Layer3: This layer will be activated when your keyboard's system toggle switch to Windows or Mac, key mapped any keys to MO(3), save and then long press it.

Keys Descriptions