1. Bubuka
This manual provides essential instructions for the proper setup, operation, maintenance, and troubleshooting of your Fujitsu KB521 Wired USB Keyboard. Please read this manual thoroughly before using the product to ensure optimal performance and longevity. Keep this manual for future reference.
2. Émbaran Kasalametan
- Ulah ngalaan keyboard kana cairan atawa kalembaban anu kaleuleuwihan.
- Avoid extreme temperatures. Operate and store the keyboard in a dry environment within typical room temperatures.
- Entong nyobian ngabongkar atanapi ngarobih kibor. Ieu tiasa ngabatalkeun garansi sareng nyababkeun karusakan.
- Jauhkeun kibor tina medan magnét anu kuat.
- Anggo ngan sareng port USB anu cocog.
- Clean the keyboard with a soft, dry cloth. Avoid harsh chemicals or abrasive materials.
3. Eusi Paket
Pastikeun yén sadaya item aya dina bungkusan:
- Fujitsu KB521 Wired USB Keyboard (1 unit)
- Manual pangguna (dokumén ieu)
4. Setélan
The Fujitsu KB521 keyboard is designed for simple plug-and-play installation. No additional drivers are typically required for basic functionality on most operating systems.
- Buka bungkus kibor: Cabut keyboard sacara saksama tina bungkusanna.
- Nyambung ka Port USB: Locate an available USB-A port on your computer (PC, Laptop, Tablet, or Gaming Console). Insert the USB connector of the keyboard firmly into the USB port.
- Pangenal Sistim: Your operating system should automatically detect and install the necessary drivers for the keyboard. This process may take a few moments.
- Fungsi Uji: Open a text editor or any application that accepts text input and type to confirm the keyboard is working correctly.

Figure 4.1: Fujitsu KB521 Wired USB Keyboard. This image displays the full keyboard from a top-down perspective, highlighting its standard QWERTY layout with additional Russian characters and its grey color scheme.
5. Parentah Operasi
The Fujitsu KB521 is a standard QWERTY keyboard with a combined Russian/US layout, offering familiar functionality for typing and system control.
- Ngetik standar: Anggo tombol alfanumerik pikeun ngasupkeun téks.
- Tombol Fungsi (F1-F12): These keys perform various functions depending on the operating system or application. They may also have secondary functions accessed via the Fn key (if present, though typically not on standard wired keyboards).
- Papan tombol angka: The dedicated numeric keypad on the right provides quick entry for numbers and mathematical operations. Ensure Num Konci aktip.
- Tombol Napigasi: Use the arrow keys, Imah, Tungtung, Page Up, jeung Kaca Turun keys for navigating documents and web kaca.
- Pindah Basa: For the RU/(US) layout, your operating system settings will determine how to switch between Russian and US input methods. Common shortcuts include Alt + Shift or Ctrl + Shift. Refer to your operating system's documentation for specific instructions.
6. Pangropéa sarta perawatan
- beberesih: Disconnect the keyboard from your computer before cleaning. Use a soft, lint-free cloth, slightly dampened with water or a mild cleaning solution, to wipe the surface. Do not spray cleaners directly onto the keyboard.
- Ngaleungitkeun lebu: Anggo hawa anu dikomprés pikeun ngaleungitkeun lebu sareng lebu tina antara kenop.
- Panyimpenan: When not in use for extended periods, store the keyboard in a clean, dry place, away from direct sunlight and extreme temperatures.
- Hindarkeun Tumpahan: Liquids can severely damage the internal components. Exercise caution when consuming beverages near the keyboard.
7. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Keyboard teu ngabales | Sambungan USB leupas, port USB lepat, masalah supir. |
|
| Konci caket atanapi henteu ngaréspon | Dirt or debris under the keys, liquid spill. |
|
| Incorrect characters appearing | Incorrect language/keyboard layout settings in the operating system. |
|
8. Spésifikasi
- model: KB521
- Jumlah modél: S26381-K521-L119
- merek: Fujitsu
- Téknologi konektipitas: Wired (USB, USB-A)
- Layout Keyboard: QWERTY (RU/US)
- warna: kulawu
- Ukuran (L x W x H): Kira-kira 20.31 x 7.4 x 1.81 inci (51.6 x 18.8 x 4.6 cm)
- Beurat barang: Kira-kira 4.08 pon (1.85 kg)
- Alat anu cocog: PC, Laptop, Tablet, Gaming Console
- Sumber Daya: USB Powered
9. Garansi jeung Rojongan
Fujitsu products are manufactured to high-quality standards. For information regarding warranty coverage, technical support, or service, please refer to the warranty card included with your purchase or visit the official Fujitsu websitus.
Pabrikan: Fujitsu
Websitus: www.fujitsu.com (Please note: This is a general link; specific regional support pages may vary.)





