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The A4tech KR-92 is a reliable and durable USB QWERTY keyboard designed for everyday use. It features a standard full-size layout with a numeric keypad, providing a comfortable and efficient typing experience for various computing tasks.
Figura 1: A4tech KR-92 USB QWERTY Keyboard. This image displays the full black keyboard with its standard QWERTY layout, function keys, navigation keys, and numeric keypad, connected via a USB cable.
Configuració
Setting up your A4tech KR-92 keyboard is a simple plug-and-play process. No additional drivers are typically required for basic functionality on most operating systems.
Contingut del paquet:
- A4tech KR-92 USB QWERTY Keyboard
Requisits del sistema:
- Port USB disponible
- Compatible operating system (e.g., Windows, macOS, Linux)
Passos d'instal·lació:
- Descomprimir el teclat: Traieu amb cura el teclat del seu embalatge.
- Connexió a l'ordinador: Locate an available USB port on your computer. Insert the USB connector of the A4tech KR-92 keyboard firmly into the USB port.
- Reconeixement del sistema: Your operating system should automatically detect and install the necessary drivers for the keyboard. This process usually takes a few moments.
- Funcionalitat de prova: Once installed, open a text editor or any application that accepts text input and test the keys to ensure proper functionality.
Instruccions de funcionament
The A4tech KR-92 keyboard operates like any standard QWERTY keyboard. Below are some common functions and key groups.
Disseny de claus:
- Tecles alfanumèriques: Standard QWERTY layout for typing letters, numbers, and symbols.
- Tecles de funció (F1-F12): Located at the top row, these keys perform specific functions depending on the application or operating system.
- Tecles de navegació: Includes Arrow keys, Home, End, Page Up, Page Down, Insert, and Delete for cursor movement and text manipulation.
- Teclat numèric: A dedicated section on the right for efficient number entry and calculations. Ensure Num Lock is active for numeric input.
- Tecles modificadores: Shift, Ctrl (Control), Alt (Alternate), and the Windows/Command key are used in combination with other keys to perform shortcuts and special commands.
Special Keys and Indicators:
- Indicador de bloqueig de majúscules: A light on the keyboard (usually top right) illuminates when Caps Lock is active, indicating that all typed letters will be uppercase.
- Indicador de bloqueig numérico: A light illuminates when Num Lock is active, enabling the numeric keypad for number input.
- Indicador de bloqueig de desplaçament: A light illuminates when Scroll Lock is active. Its function varies by application but is rarely used in modern software.
Manteniment
Proper maintenance can extend the lifespan of your A4tech KR-92 keyboard and ensure optimal performance.
Neteja:
- Eliminació de pols: Use a can of compressed air to blow away dust and debris from between the keys. Hold the can upright to prevent propellant discharge.
- Neteja de superfícies: Netegeu suaument les tecles i la superfície del teclat amb un drap suau i sense borrissol.ampnetejar amb aigua o una solució de neteja suau i no abrasiva. Eviteu la humitat excessiva.
- Desinfecció: For disinfection, use an alcohol-based wipe (70% isopropyl alcohol) and gently wipe the surfaces. Do not spray liquid directly onto the keyboard.
Atenció general:
- Avoid spilling liquids on the keyboard. In case of a spill, immediately disconnect the keyboard from the computer and allow it to dry completely before reconnecting.
- Do not expose the keyboard to extreme temperatures or direct sunlight for prolonged periods.
- Handle the USB cable carefully to prevent damage to the connector or cable insulation.
Resolució de problemes
If you encounter issues with your A4tech KR-92 keyboard, try the following troubleshooting steps:
| Problema | Causa possible | Solució |
|---|---|---|
| El teclat no respon | Connexió USB fluixa, port USB defectuós, problema amb el controlador. |
|
| Keys are not typing correctly or are sticky | Debris under keys, liquid damage, key mechanism failure. |
|
| El teclat numèric no funciona | Num Lock is off. |
|
If these steps do not resolve the issue, please contact A4tech customer support for further assistance.
Especificacions
| Característica | Detall |
|---|---|
| Marca | A4tech |
| Nom del model | KR-92 |
| Número de peça (P/N) | 4711421933780 |
| Connectivitat | USB per cable |
| Disposició del teclat | English QWERTY, Full-size with Numeric Keypad |
| Color | Negre |
| Material | Acrilonitril butadiè estirè (ABS) |
| Entrada Voltage | 5V (via USB) |
| Dimensions (aprox.) | Standard full-size keyboard dimensions (exact dimensions not provided or are erroneous in source data) |
| Pes (aprox.) | 1.5 lliures (0.68 kg) |
Nota: les especificacions estan subjectes a canvis sense previ avís.
Informació de la garantia
A4tech products are manufactured to the highest quality standards. This product comes with a limited warranty against defects in materials and workmanship.
Període de garantia:
Please refer to the warranty card included with your product or visit the official A4tech website for specific warranty duration applicable to your region.
Exclusions de garantia:
La garantia no cobreix els danys derivats de:
- Accident, abuse, misuse, or neglect.
- Reparació o modificació no autoritzada.
- Improper installation or operation not in accordance with this manual.
- Desgast normal.
Conserveu el rebut de compra com a comprovant de compra per a reclamacions de garantia.
Atenció al client
For technical support, warranty claims, or general inquiries, please contact A4tech customer service through the following channels:
- Weblloc: Visit the official A4tech website for support resources, FAQs, and contact forms. (e.g., www.a4tech.com/support)
- Correu electrònic: Refer to the A4tech website for regional email support addresses.
- Telèfon: Refer to the A4tech weblloc web per a números de telèfon d'assistència regional.
When contacting support, please have your product model (KR-92) and part number (4711421933780) ready.
