1. Uvod
The Logitech Wireless Presenter R400 is designed to provide intuitive control over your presentations, allowing you to move freely and engage with your audience. This device combines essential presentation functions, including slide navigation and a red laser pointer, into a compact and ergonomic design. It operates wirelessly, offering a reliable connection for effective communication during your presentations.

Figure 1.1: The Logitech Wireless Presenter R400, a sleek black device with control buttons and a laser pointer.
2. Podešavanje
Setting up your Logitech Wireless Presenter R400 is a straightforward process that requires no software installation.
- Umetnite baterije: The presenter requires two AAA batteries. Locate the battery compartment on the underside of the device, open it, and insert the batteries according to the polarity indicators.
- Preuzimanje USB prijemnika: The wireless mini receiver is conveniently stored inside the presenter itself. Gently pull the receiver out from its storage slot.
- Povežite prijemnik: Plug the USB receiver into an available USB port on your computer. The system will automatically detect the device.
- Uključeno: Slide the ON/OFF switch on the side of the presenter to the "ON" position. The device is now ready for use.

Figure 2.1: The Logitech Wireless Presenter R400 with its USB receiver stored in the base.
No additional drivers or software are required for basic functionality on compatible Windows-based systems.
3. Uputstvo za upotrebu
The R400 presenter features intuitively placed controls for seamless presentation management.

Slika 3.1: Vrh view of the Logitech Wireless Presenter R400, highlighting the navigation and laser pointer buttons.
- Slide Navigation:
- Pritisnite Forward (>) button to advance to the next slide.
- Pritisnite Back (<) button to return to the previous slide.
- laserski pokazivač:
- Pritisnite i držite Laserski pokazivač button (typically a dot icon) to activate the red laser. Release the button to turn off the laser. This feature is useful for highlighting specific points on your presentation screen.
- Black Screen Function:
- Pritisnite Crni ekran button (often a blank screen icon) to temporarily black out your presentation screen. Press it again to resume the presentation. This allows you to shift audience attention back to yourself.
- Start/Stop Presentation:
- The R400 may include a dedicated button to start or stop your presentation (e.g., a play/pause icon). Consult your software for specific compatibility.

Slika 3.2: Bočna strana view of the Logitech Wireless Presenter R400, illustrating the laser output.
The wireless range of the R400 is approximately 50 feet (15 meters), providing ample freedom to move around the room and interact with your audience.

Figure 3.3: A hand comfortably holding the Logitech Wireless Presenter R400, demonstrating its ergonomic design.
4. Održavanje
Proper maintenance ensures the longevity and optimal performance of your presenter.
- Zamjena baterije: When the battery indicator light (if present) signals low power, or if the presenter's responsiveness decreases, replace the two AAA batteries. Always use fresh, high-quality batteries.
- čišćenje: Use a soft, dry cloth to clean the exterior of the presenter. Avoid using abrasive cleaners or solvents, as these can damage the surface.
- Skladištenje: When not in use, turn off the presenter using the ON/OFF switch. Store the USB receiver inside its dedicated slot within the presenter to prevent loss. The included carrying case provides additional protection during transport and storage.
5. Otkrivanje problema
If you encounter issues with your Logitech Wireless Presenter R400, try the following solutions:
| Problem | Mogući uzrok | Rješenje |
|---|---|---|
| Presenter is unresponsive. | Baterije su slabe ili ispražnjene. Presenter is off. USB receiver is not properly connected. | Zamijenite baterije. Pomaknite prekidač za UKLJUČENO/ISKLJUČENO na "UKLJUČENO". Provjerite je li USB prijemnik potpuno umetnut u ispravan USB priključak. Pokušajte s drugim USB priključkom. |
| Laser pointer is dim or not working. | Niske baterije. Obstruction in front of laser. | Zamijenite baterije. Ensure nothing is blocking the laser output. |
| Limited wireless range or intermittent connection. | Smetnje od drugih bežičnih uređaja. Distance from receiver is too great. | Move closer to the computer. Avoid placing the receiver near other electronic devices that may cause interference. |
| Slide navigation not working in presentation software. | Software not in presentation mode. Incompatibility with specific software. | Ensure your presentation software (e.g., PowerPoint, Keynote) is in slideshow or presentation mode. Check Logitech's support website for compatibility information or software updates. |
6. Specifikacije
| Feature | Detalj |
|---|---|
| Broj modela | 910-001356 |
| Povezivanje | 2.4 GHz bežična tehnologija |
| bežični domet | Do 50 stope (15 metara) |
| Laser Type | Crveni laserski pokazivač |
| Baterije | 2 x AAA baterije (uključene) |
| Dimenzije (V x Š x D) | 1.49 x 4.55 x 1.08 inča (37.8 x 115.5 x 27.4 mm) |
| Težina | 2.01 oz (57 g) |
| Sistemski zahtjevi | Windows-Based Computer: Windows Vista, Windows 7, Windows 8, Windows 10 or later; USB port |
| Boja | Crna |
| Posebna karakteristika | Ergonomski dizajn |
7. Jamstvo i podrška
Informacije o garanciji: Specific warranty terms and conditions for the Logitech Wireless Presenter R400 may vary by region and retailer. For detailed warranty information, please refer to the warranty card included with your product or visit the official Logitech website.
Korisnička podrška: For further assistance, technical support, or to access frequently asked questions, please visit the official Logitech support website. You can typically find support resources, driver downloads (if applicable), and contact information for customer service there.
Official Logitech Webstranica: www.logitech.com