1. Giriş
The Logitech Wireless Touch Keyboard K400 is designed for comfortable control of your TV-connected computer. It features a full-size keyboard layout and a large, integrated multi-touch touchpad, providing a seamless navigation experience from your couch. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your keyboard.

Resim: Açısal view of the Logitech Wireless Touch Keyboard K400, highlighting its compact design with a full keyboard and a large, integrated multi-touch touchpad on the right side.
2. Kurulum
2.1 Paket İçeriği
- Logitech Kablosuz Dokunmatik Klavye K400
- Logitech Unifying alıcı
- 2 adet AA pil (önceden takılmış)
- Kullanıcı belgeleri
2.2 Pil Kurulumu
The keyboard comes with two AA batteries pre-installed. If you need to replace them:
- Klavyenin alt tarafında bulunan pil bölmesi kapağını bulun.
- Kapağı kaydırarak çıkarın.
- İki adet yeni AA pili, doğru kutuplara (+/-) dikkat ederek takın.
- Pil bölmesi kapağını yerine takın.
2.3 Connecting the Unifying Receiver
The Logitech Unifying receiver provides a reliable 2.4 GHz wireless connection.
- Locate the tiny Logitech Unifying receiver, typically stored inside the battery compartment or packaged separately.
- Plug the Unifying receiver into an available USB port on your computer or TV-connected device.
- The keyboard should automatically connect. If not, press any key to wake it up.

Resim: Yukarıdan aşağıya view of the Logitech Wireless Touch Keyboard K400, providing a clear perspective of the keyboard layout and the integrated touchpad.
2.4 Sistem Gereksinimleri
The Logitech Wireless Touch Keyboard K400 is compatible with the following operating systems:
- Windows XP
- Windows Vista
- Windows 7
- Windows 8
3. Kullanım Talimatları
3.1 Klavye İşlevleri
The keyboard features quiet, low-profile keys for comfortable typing. It includes dedicated hotkeys and media keys for quick access to common functions.
- Ses Kontrolleri: Dedicated keys for volume up, volume down, and mute are located above the function keys.
- Medya Oynatma: Control media playback with dedicated keys for play/pause, previous track, and next track.
- Windows Hotkeys: Access Windows-specific functions with dedicated keys.
3.2 Dokunmatik Yüzey Kullanımı
The large 3.5-inch multi-touch touchpad allows for intuitive navigation.

Image: A diagram illustrating various touchpad gestures, including single-finger pointing, two-finger vertical/horizontal scrolling, and Windows 8 edge gestures for enhanced navigation.
- işaret: Touch and slide one finger anywhere on the touchpad to move the onscreen pointer for quick navigation and precise cursor control.
- Kaydırma: Drag two fingers up or down to easily scroll through web pages, documents, or lists.
- Tıklama: Use the integrated left and right click buttons below the touchpad, or tap the touchpad surface for a left click.
- Windows 8 Gesture Support: The keyboard supports one-touch Windows 8 shortcut keys. For example, swipe one finger from the left edge of the touchpad to switch applications, or from the right edge to bring up Windows 8 Charms.

Image: A person comfortably using the Logitech Wireless Touch Keyboard K400 from a couch, demonstrating its utility for controlling a laptop connected to a television, ideal for home entertainment setups.
4. Bakım
4.1 Klavyeyi Temizleme
Klavyenizin performansını ve görünümünü korumak için:
- Yumuşak, tiftiksiz bir bez kullanın ve hafifçe kurulayın.ampsu veya hafif bir temizleme solüsyonu ile sonlandırıldı.
- Klavye üzerinde aşındırıcı temizleyiciler, çözücüler veya aerosol spreyleri doğrudan kullanmaktan kaçının.
- Tuşlar arasındaki toz ve pislikleri temizlemek için basınçlı hava kullanın.
4.2 Pil Ömrü
The keyboard is designed for extended battery life. When the battery indicator light turns red, it's time to replace the batteries. Refer to section 2.2 for battery replacement instructions.
5. Sorun Giderme
5.1 No Connection or Intermittent Connection
- Pilleri Kontrol Edin: Pillerin doğru şekilde takıldığından ve yeterli şarja sahip olduğundan emin olun. Gerekirse değiştirin.
- Alıcı Bağlantısı: Make sure the Unifying receiver is securely plugged into a working USB port. Try a different USB port.
- Mesafe ve Engeller: Ensure the keyboard is within the 10-meter (33 feet) wireless range and there are no large metal objects between the keyboard and the receiver that could interfere with the signal.
- Cihazı yeniden onarın: If issues persist, you may need to re-pair the keyboard with the Unifying receiver using Logitech's Unifying software (available for download from Logitech's official webalan).
5.2 Touchpad Not Responding
- Clean Touchpad: Ensure the touchpad surface is clean and free of dirt or moisture.
- Sürücü Sorunları: Ensure your operating system's drivers are up to date. Visit Logitech's support webEn son sürücüler için site.
5.3 Keys Not Working
- Bağlantıyı kontrol et: Verify the wireless connection as described in section 5.1.
- Temiz Anahtarlar: Tuşların altında herhangi bir kalıntının kalmadığından emin olun.
6. Özellikler
| Marka | Logitech |
| Model Numarası | 920-003070 (K400) |
| Bağlantı Teknolojisi | Wireless (2.4 GHz radio frequency) |
| kablosuz Menzil | 10 metreye (33 feet) kadar |
| Entegre Dokunmatik Yüzey | 3.5-inch multi-touch touchpad |
| Güç Kaynağı | 2 AA Alkalin pil |
| Uyumlu İşletim Sistemleri | Windows XP, Windows Vista, Windows 7, Windows 8 |
| Boyutlar (U x G x Y) | 35.31 x 13.59 x 2.39 cm (13.9 x 5.35 x 0.94 inç) |
| Ağırlık | 360.04 gr (0.79 lb) |
| Malzeme | Plastik |
7. Garanti ve Destek
7.1 Garanti Bilgileri
Logitech ürünleri en yüksek kalite standartlarında üretilmektedir. Ayrıntılı garanti bilgileri için lütfen ürününüzle birlikte verilen garanti kartına bakın veya resmi Logitech web sitesini ziyaret edin. webalan.
7.2 Müşteri Desteği
If you encounter any issues not covered in this manual or require further assistance, please visit the official Logitech support websitede destek.logi.com. You can find FAQs, troubleshooting guides, and contact information for technical support.





