1. Introducción
The PCsensor 6 Key Mini Keypad, Model MK623U, is a versatile and programmable mechanical keyboard designed for various applications including gaming, office work, and specialized tasks. It features 6 customizable keys, RGB LED lighting, and multiple connectivity options including USB-C, 2.4GHz wireless, and Bluetooth. This manual provides detailed instructions for setting up, operating, and maintaining your mini keypad.

Image 1.1: The PCsensor 6 Key Mini Keypad, showcasing su diseño compacto y cable USB-C incluido.
2. Contenido del paquete
- PCsensor 6 Key Mini Keypad (MK623U)
- USB-C to USB-A Cable (Nylon Braided)
- 2.4GHz Wireless USB Receiver (Dongle)
- Manual de usuario (este documento)
3. Producto terminadoview
Familiarize yourself with the various components and controls of your mini keypad.

Image 3.1: Labeled diagram of the mini keypad, indicating the 'S' key, OFF/ON switch, Type-C Port, Connect button, and connect mode LED.
- Keys (1-6): Programmable mechanical keys.
- 'S' Key: Used for switching between programmed key groups/layers.
- Interruptor APAGADO/ENCENDIDO: Enciende o apaga el dispositivo.
- Puerto Tipo-C: For wired connection, charging, and programming.
- Botón de conexión: Initiates pairing for wireless connections.
- Connect Mode LED: Indica el estado y modo de conexión.
4. Configuración
4.1 Carga del teclado
Before initial use, ensure the keypad is fully charged. Connect the provided USB-C cable to the keypad's Type-C port and the other end to a USB power source (e.g., computer USB port, wall adapter).
4.2 Opciones de conectividad
The keypad supports three connection methods:
- Conexión USB-C con cable:
Connect the keypad directly to your computer using the USB-C cable. The keypad will be recognized automatically. This mode is required for programming the keys. - Conexión inalámbrica de 2.4 GHz:
a. Insert the 2.4GHz USB receiver into an available USB port on your computer.
b. Turn on the keypad using the OFF/ON switch.
c. Press the 'Connect' button on the keypad to initiate pairing. The connect mode LED will indicate pairing status.
d. The keypad should connect automatically to the receiver. - Conexión Bluetooth:
a. Turn on the keypad using the OFF/ON switch.
b. Press and hold the 'Connect' button until the connect mode LED blinks, indicating Bluetooth pairing mode.
c. On your device (PC, smartphone, tablet), navigate to Bluetooth settings and search for available devices.
d. Select the PCsensor keypad from the list to pair.
4.3 Software Installation and Programming
The keypad's keys are programmable. Programming must be done on a Windows or macOS computer using the dedicated software. Once programmed, the settings are stored on the keypad and will function across all compatible operating systems (Windows, macOS, Linux, Android, iOS).
- Descargar software: Obtain the latest programming software from the official PCsensor websitio.
- Conectar teclado: Connect the keypad to your computer via the USB-C cable.
- Software de lanzamiento: Open the downloaded programming software.
- Program Keys: Within the software interface, you can assign various functions to each of the 6 keys. Functions include:
- Función del teclado: Assign single keys or key combinations (e.g., Ctrl+C, Alt+Tab).
- Función del ratón: Assign mouse clicks (left, right, middle) or scroll actions.
- String Input: Program keys to type a sequence of characters (e.g., an email address).
- Multimedia: Control media playback (play/pause, volume up/down, next/previous track).
- Definición de macro: Create complex sequences of keystrokes and delays.
- Guardar configuración: After programming, save the settings to the keypad using the software's 'Save' function. The settings will be stored on the device.

Image 4.1: The PCsensor programming software interface, showing options for keyboard, mouse, string, media, and macro functions.

Image 4.2: A closer look at the key assignment section within the programming software, demonstrating how to set functions like 'Alt+Ctrl+A' for a key.
5. Operación
5.1 Using Programmed Keys
Once programmed, simply press the assigned keys to execute their functions. The keypad supports multiple key groups (layers), which can be toggled using the 'S' key. This allows you to have more than 6 functions readily available.
5.2 Iluminación LED RGB
The keypad features customizable RGB LED lighting. Lighting effects and colors can be adjusted through the programming software. Refer to the software's lighting section for available options.

Image 5.1: The mini keypad connected to a laptop, demonstrating its use in a typical setup.
6. Mantenimiento
- Limpieza: Utilice un paño suave y seco para limpiar el teclado. Para la suciedad difícil, utilice un paño ligeramente seco.amp Se puede utilizar un paño, asegurándose de que no entre humedad en el dispositivo.
- Almacenamiento: Guarde el teclado en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
- Cuidado de la batería: To prolong battery life, avoid fully discharging the keypad frequently. Charge it regularly, especially if not used for extended periods.
7. Solución de problemas
- El teclado no responde:
a. Ensure the keypad is powered on.
b. Check the battery level and charge if necessary.
c. For wireless connections, ensure the receiver is properly inserted and the keypad is paired.
d. For wired connection, ensure the USB-C cable is securely connected to both the keypad and the computer. - Keys not performing assigned functions:
a. Verify that the keys have been correctly programmed using the software.
b. Ensure the settings were saved to the keypad after programming.
c. If using key groups, ensure you are on the correct group (check 'S' key status). - Problemas de conectividad (2.4 GHz/Bluetooth):
a. Ensure the keypad is within range of the receiver/device.
b. Re-initiate the pairing process as described in Section 4.2.
c. Try connecting to a different USB port for the 2.4GHz receiver.
d. Ensure Bluetooth is enabled on your host device. - La iluminación RGB no funciona como se esperaba:
a. Check lighting settings in the programming software.
b. Ensure the keypad has sufficient power.
8. Especificaciones
| Característica | Detalle |
|---|---|
| Dimensiones del producto | 2.9 x 2.3 x 1.1 pulgadas (7.37 x 5.84 x 2.79 cm) |
| Peso del artículo | 1.76 onzas (50 gramos) |
| Tecnología de conectividad | USB-C (con cable), inalámbrico de 2.4 GHz, Bluetooth |
| Descripción del teclado | Macro, Mechanical |
| Dispositivos compatibles | Laptop, PC, Smartphone, Tablet (Windows, macOS, Linux, Android, iOS) |
| Característica especial | Hotkeys and Media Keys, Programmable, RGB Backlighting |
| Soporte de color de retroiluminación de teclado | RGB |
| Baterías | 1 batería de litio metálico (incluida) |

Image 8.1: Diagram illustrating the physical dimensions of the PCsensor 6 Key Mini Keypad.
9. Garantía y soporte
PCsensor products are designed for reliability and performance. For warranty information, technical support, or further assistance, please refer to the official PCsensor webSitio web o contacte directamente con el servicio de atención al cliente. Conserve el recibo de compra para reclamaciones de garantía.