Introducció
Thank you for choosing the A4tech Ergonomic Left Handed Keyboard. This manual provides essential information for setting up, operating, and maintaining your new keyboard. Designed with an exclusive left-handed numeric keypad and patented Natural_A shape key structure, this keyboard aims to enhance comfort and efficiency for users, particularly those in business and accounting roles.

Figura 1: De dalt a baix view of the A4tech Ergonomic Left Handed Keyboard, showcasing its full layout with the numeric keypad on the left.
Configuració
Follow these steps to set up your A4tech Ergonomic Left Handed Keyboard:
- Descomprimir el teclat: Traieu amb cura el teclat del seu embalatge. Assegureu-vos que hi hagi tots els components.
- Connecteu-vos al vostre ordinador: Localitza el cable USB connectat al teclat. Insereix el connector USB a un port USB disponible de l'ordinador.
- Compatibilitat del sistema: The keyboard is compatible with Windows XP, Windows 7, Windows 8, Windows 10, and Mac OS X. Your operating system should automatically detect and install the necessary drivers.
- Install Software (Optional): For optimal performance and to customize multi-functional hot-keys, refer to the included software CD or download the latest version from the official A4tech weblloc.
Instruccions de funcionament
This section details the primary functions and unique features of your A4tech keyboard.
Funcions estàndard del teclat
The keyboard functions as a standard QWERTY layout keyboard for typing and general computer navigation. All alphanumeric keys, modifier keys (Shift, Ctrl, Alt), and navigation keys (arrows, Home, End, Page Up, Page Down, Delete) operate as expected.

Figura 2: Detallada view of the keyboard's key layout and texture, highlighting the ergonomic design.
Left-Handed Numeric Keypad
A key feature of this keyboard is its exclusive left-handed numeric keypad. This design allows for more natural and efficient data entry for left-handed users, and can also improve workflow for right-handed users by keeping the mouse closer to the main typing area.

Figure 3: A hand positioned to use the left-handed numeric keypad, demonstrating its ergonomic placement.
Tecles d'accés directe multimèdia
The keyboard is equipped with 8 multimedia hotkeys located above the function keys. These hotkeys provide quick access to common functions, enhancing productivity.
- Dormir: Posa l'ordinador en mode de repòs.
- WWW: Obre el vostre valor predeterminat web navegador.
- Cerca: Activates your system's search function.
- Correu electrònic: Obre el client de correu electrònic predeterminat.
- Preferits: Opens your browser's favorites/bookmarks.
- Silenciar: Toggles audio mute.
- Volum: Disminueix el volum d'àudio.
- Volum+: Augmenta el volum d'àudio.

Figura 4: Primer pla view of the multimedia hotkeys, clearly labeled for quick access to various functions.
Patented Natural_A Keycaps (Anti-RSI)
The keyboard features patented Natural_A shape keycaps. This unique design is engineered to reduce strain on your wrists, arms, and shoulders, helping to prevent Repetitive Strain Injury (RSI) and Carpal Tunnel Syndrome, and promoting better posture during extended typing sessions.

Figure 5: Close-up of the Natural_A shaped keycaps, illustrating their ergonomic contour designed to reduce strain.
Disseny ergonòmic
Beyond the keycaps, the overall design of the A4tech keyboard is crafted for ergonomic comfort. Its dimensions and layout are optimized to provide a natural typing experience, reducing fatigue and discomfort during prolonged use.

Figura 6: lateral view of the A4tech ergonomic keyboard, showcasing its contoured profile for comfortable hand positioning.
Manteniment
Proper maintenance will extend the life of your keyboard and ensure optimal performance.
- Neteja: Utilitzeu un drap suau i sense pelusa lleugerament dampened with water or a mild cleaning solution to wipe down the surface of the keyboard. Avoid excessive moisture. For cleaning between keys, use compressed air to remove dust and debris. Do not spray cleaning solutions directly onto the keyboard.
- Emmagatzematge: Quan no l'utilitzeu durant períodes prolongats, guardeu el teclat en un lloc net i sec, allunyat de la llum solar directa i de temperatures extremes.
- Manipulació: Avoid dropping the keyboard or exposing it to strong impacts. Do not pull on the USB cable to disconnect it; always grasp the plug.
Resolució de problemes
If you encounter issues with your A4tech keyboard, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| El teclat no respon. | Loose USB connection, incorrect port, driver issue. |
|
| Specific keys not working. | Debris under keycap, software conflict. |
|
| Multimedia hotkeys not functioning. | Software not installed or configured correctly. |
|
If the problem persists after trying these solutions, please contact A4tech customer support for further assistance.
Especificacions
| Marca | A4tech |
| Número de model | KBS-29BLK |
| Dimensions del producte | 18.72L x 8.1W x 0.98H inches (47.55 x 20.57 x 2.49 cm) |
| Pes de l'article | 1.9 lliures (0.86 kg) |
| Nombre de claus | 109 |
| Tecnologia de connectivitat | USB |
| Dispositius compatibles | PC, Mac |
| Color | Negre |
| Característiques especials | Ergonomic, Left-Handed Numeric Keypad, Multimedia Hotkeys, Natural_A Keycaps |
Garantia i Suport
Per obtenir informació sobre la garantia i assistència tècnica, consulteu la pàgina oficial d'A4tech. weblloc web o poseu-vos en contacte amb el seu departament d'atenció al client. Conserveu el rebut de compra com a comprovant de compra per a qualsevol reclamació de garantia.
Recursos en línia: Visit the A4tech official website for updated drivers, software, FAQs, and support contact details.





