1. Introducere
The LEOBOG HI75C Pro is a 75% TKL mechanical wireless keyboard designed for versatility and performance. It features an aluminum alloy case, tri-mode connectivity (Bluetooth 5.0, 2.4GHz wireless, and USB-C wired), RGB backlighting, a multi-functional knob, and hot-swappable switches. This manual provides detailed instructions for setting up, operating, and maintaining your keyboard.

Figure 1: LEOBOG HI75C Pro Mechanical Wireless Keyboard Overview
2. Conținutul pachetului
Verificați dacă toate articolele sunt prezente în colet:
- LEOBOG HI75C Pro Mechanical Wireless Keyboard
- Extractor pentru chei
- Cablu USB (Tip-C)
- Replace Switch (Spare Switches)
3. Caracteristicile produsului
The LEOBOG HI75C Pro keyboard incorporates several advanced features for an enhanced user experience:
- Aluminium Alloy Cover: Provides superior heat dissipation, robustness, and durability. Features an exquisite powder coating process for a luxurious feel and fingerprint resistance.
- Designul garniturii: Significantly reduces cavity noise and improves typing sound for a satisfying low-noise experience.
- Conexiune în 3 moduri: Supports Bluetooth 5.0, 2.4GHz wireless, and USB wired connections, allowing connection to up to five devices simultaneously.
- 75% Layout: An 81-key layout that balances concise design with full functionality, saving desk space.
- Iluminare din spate RGB: Features 16.8 million RGB lighting colors with 17 lighting effects and 10 music rhythm modes.
- Buton dual-mode: A multi-functional knob for precise control over volume (office mode) and lighting brightness (game mode).
- High Speed Response: Equipped with an advanced gaming keyboard chip for a response speed of up to 2.8ms.
- Comutatoare înlocuibile la cald: Permite înlocuirea ușoară a întrerupătoarelor fără lipire.
- Baterie de 4000 mAh: Provides extended usage time, approximately one month without backlighting.

Figure 2: Key features of the LEOBOG HI75C Pro keyboard.

Figure 3: Diagram illustrating the multi-layered gasket structure for sound dampening.

Figure 4: Ergonomic keycap height design for comfortable typing.

Figure 5: The keyboard is equipped with a 4000mAh battery.
4. Configurare și conectivitate
The LEOBOG HI75C Pro offers three connection modes: wired, 2.4GHz wireless, and Bluetooth. Use the switch on the side of the keyboard to select your desired mode.
4.1 Conexiune cu fir
- Ensure the mode switch on the side of the keyboard is set to the wired (USB-C) position.
- Conectați cablul USB-C furnizat la tastatură și la un port USB disponibil al computerului.
- Tastatura va fi recunoscută automat și gata de utilizare.
4.2 Conexiune wireless de 2.4 GHz
- Ensure the mode switch on the side of the keyboard is set to the 2.4GHz wireless position.
- Conectați receptorul USB de 2.4 GHz la un port USB disponibil de pe computer.
- Tastatura ar trebui să se conecteze automat. Dacă nu, apăsați FN + ~ pentru a iniția împerecherea.
4.3 Conexiune Bluetooth 5.0
- Ensure the mode switch on the side of the keyboard is set to the Bluetooth position.
- On your device (PC, Mac, Android, iOS), enable Bluetooth and search for new devices.
- Apăsați și mențineți apăsat FN + 1, FN + 2, sau FN + 3 for 3-5 seconds to enter pairing mode for BT1, BT2, or BT3 respectively. The indicator light will flash.
- Select "LEOBOG HI75C Pro" from the list of available Bluetooth devices on your device.
- Once connected, the indicator light will stop flashing. You can switch between paired Bluetooth devices using FN + 1/2/3.

Figure 6: The keyboard supports Type-C wired, 2.4GHz wireless, and Bluetooth connections.
Video 1: Official LEOBOG overview of the HI75C Pro Mechanical Gaming Keyboard, showcasindesignul și caracteristicile sale.
5. Funcționare
5.1 Iluminare de fundal RGB
The keyboard features extensive RGB backlighting with 17 preset lighting effects. Additionally, it offers 10 music rhythm RGB lighting modes that synchronize with audio output. You can adjust lighting effects and brightness using the multi-functional knob or dedicated key combinations. To turn off the lights, use the knob in game mode.

Figure 7: The keyboard offers 16 models of RGB backlit effects.
5.2 Dual-Mode Knob Control
The multi-functional knob allows for quick adjustments based on the selected mode:
- Moduri de comutare: Press and hold the knob to toggle between Office Mode and Game Mode.
- Modul birou: When the indicator light is continuously on, the keyboard is in office mode. Rotate the knob to adjust the system volume.
- Mod joc: When the indicator light is breathing, the keyboard is in game mode. Rotate the knob to adjust the lighting brightness.

Figure 8: The multi-functional knob for volume and lighting control.
5.3 Comutatoare înlocuibile la cald
The LEOBOG HI75C Pro supports hot-swappable 3-pin/5-pin mechanical switches, allowing you to easily change switches without soldering. This feature enables customization of typing feel and sound.

Figure 9: The keyboard features hot-swappable switches for customization.
6. Întreținere
6.1 Curățare
Pentru a menține performanța și aspectul optime, curățați tastatura în mod regulat:
- Deconectați tastatura de la toate sursele de alimentare înainte de curățare.
- Folosiți o cârpă moale, fără scame dampened with water or a mild cleaning solution to wipe the keycaps and case.
- Pentru o curățare mai profundă, folosiți extractorul pentru taste inclus pentru a scoate capacele și curățați partea de jos cu aer comprimat sau o perie mică.
- Asigurați-vă că tastatura este complet uscată înainte de a o reconecta.
6.2 Înlocuirea capacului tastelor și a comutatorului
The hot-swappable design allows for easy replacement of keycaps and switches:
- Folosește extractorul de capace de taste furnizat pentru a le scoate cu grijă.
- Use a switch puller (not included, but often comes with replacement switches) to carefully remove switches. Grip the switch firmly and pull straight up.
- Align the pins of the new switch with the holes on the PCB and press down gently until it clicks into place. Ensure pins are not bent.
- Place the desired keycap onto the new switch stem.
7. Depanare
7.1 Probleme de conectivitate
- Nici o conexiune: Ensure the mode switch on the side of the keyboard is set correctly for wired, 2.4GHz, or Bluetooth.
- 2.4GHz Disconnection: Re-plug the USB receiver. Try pairing again by pressing FN + ~.
- Deconectare Bluetooth: Ensure Bluetooth is enabled on your device. Re-enter pairing mode on the keyboard (FN + 1/2/3) and re-select the keyboard on your device.
- Interferență: Move the keyboard closer to the receiver/device or away from other wireless devices that might cause interference.
7.2 Software și firmware
For advanced customization, macro programming, and firmware updates, please visit the official LEOBOG website or authorized distributors' websites. Ensure you download the correct software/firmware version specifically for the LEOBOG HI75C Pro model to avoid compatibility issues.
7.3 Iluminarea RGB nu funcționează
- Check if the keyboard is in Game Mode, where the knob controls brightness. Rotate the knob to increase brightness.
- Ensure the battery is sufficiently charged if using wireless mode.
- If using software, verify that lighting effects are enabled and configured correctly.
8. Specificații
| Caracteristică | Detaliu |
|---|---|
| Numărul de model | HI75C PRO |
| Dimensiunile produsului | 12.97 x 5.35 x 1.74 inci |
| Greutatea articolului | 3.41 lire sterline |
| Tehnologia de conectivitate | Bluetooth, USB-C, Wireless 2.4GHz |
| Descrierea tastaturii | Mecanic |
| Dispozitive compatibile | Consolă de jocuri, Laptop, PC, Smartphone, Tabletă |
| Caracteristici speciale | Customizable Display Keys, Ergonomic, Hot-Swappable, Hotkeys and Media Keys, Programmable Keys |
| Iluminarea tastaturii | RGB |
| Baterie | Necesită 1 baterie A (inclusă), 4000 mAh |
9. Garanție și asistență
LEOBOG provides a 2 an garanție for the HI75C Pro Mechanical Wireless Keyboard, covering manufacturing defects from the date of purchase. For warranty claims, technical assistance, or product inquiries, please contact LEOBOG customer support through their official website-ul sau distribuitorul de unde a fost achiziționat produsul.

Figure 10: LEOBOG customer service is available for support.