一、簡介
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your YUNZII B75 Mechanical Keyboard. Please read this manual thoroughly before using the product to ensure proper functionality and to maximize your user experience.

Figure 1.1: YUNZII B75 Mechanical Keyboard (White, Blue Grey Tactile Switch)
2. 包裝內容
請確認您的產品包裝內包含以下所有物品:
- 雲子B75機械式鍵盤
- 防塵罩
- 鍵帽拉拔器
- USB 數據線 (Type-C)
- 額外的鍵帽和開關
- 用戶手冊(本文檔)
3.產品特點
The YUNZII B75 Mechanical Keyboard is designed with several key features to enhance typing and gaming performance:
- 75% Layout with Knob: A compact layout that retains essential keys while saving desk space, featuring a multi-function rotary knob for convenient control.
- 墊片安裝結構: Provides a softer, more consistent typing feel and reduces typing noise.
- 熱插拔開關: Allows for easy replacement of 3-pin and 5-pin mechanical switches without soldering, enabling customization of typing feel.
- RGB背光: Customizable RGB lighting with various effects and brightness levels.
- 雙色注塑PBT鍵帽: Durable keycaps with legends that will not fade, offering a premium feel and Cherry profile for ergonomic comfort.
- 客製化軟體支援: Enables advanced customization of key mappings, macros, and lighting effects (Windows only).
- 可拆卸 USB-C 連接線: For reliable wired connection and easy portability.
- 可調式傾斜支架: 雙-stage adjustable stand for ergonomic typing angles.

圖 3.1:關鍵特性view

圖 3.2:墊片鍵盤結構圖
4. 設定
4.1 連接鍵盤
- Locate the USB-C port on the back of the YUNZII B75 keyboard.
- 將提供的 USB-C 連接線的一端連接到鍵盤的 USB-C 連接埠。
- Connect the other end of the USB-C cable to an available USB port on your computer (Windows, Mac, Linux) or compatible device (Android, iOS).
- 作業系統將自動辨識鍵盤。

Figure 4.1: Detachable USB-C Cable Connection
4.2 Adjusting Tilt Legs
鍵盤採用雙按鍵設計tage adjustable tilt legs on the underside. Gently pull out the legs to set your preferred typing angle for ergonomic comfort.

圖 4.2:可調式傾斜支架
5. 操作說明
5.1 多功能旋轉旋鈕
The knob located on the top right of the keyboard controls both multimedia and RGB lighting functions. Long press the knob to switch between these two modes.
- 多媒體模式:
- Rotate: Adjusts volume (clockwise for volume up, counter-clockwise for volume down).
- Press: Mutes/unmutes audio.
- RGB模式:
- Rotate: Adjusts backlight brightness (clockwise for brighter, counter-clockwise for dimmer).
- Press: Changes the keyboard backlight mode/effect.

圖 5.1:旋鈕控制功能
5.2 RGB Lighting Shortcuts
Control the RGB backlighting directly from the keyboard using the following key combinations:
| 組合鍵 | 功能 |
|---|---|
| FN + 退格鍵 | Change RGB Effect |
| FN + 插入 | Change RGB Color |
| FN + 結束鍵 | Turn RGB On/Off |
| FN + 上一頁 | 光效方向 |
| FN + ↑(向上箭頭) | 亮度提升 |
| FN + ↓(向下箭頭) | 亮度下降 |
| FN + →(右箭頭) | Blinking Speed ↑ (Increase) |
| FN + ←(左箭頭) | Blinking Speed ↓ (Decrease) |

圖 5.2:RGB 快速鍵
5.3 FN Key Shortcuts (Windows Quick Start)
The Function (FN) key can be combined with F-keys for quick access to various system functions:
| 組合鍵 | 功能 | 組合鍵 | 功能 |
|---|---|---|---|
| FN+F1 | 電腦 | FN+F7 | 播放/暫停 |
| FN+F2 | 首頁 | FN+F8 | 停止 |
| FN+F3 | 計算機 | FN+F9 | 沉默的 |
| FN+F4 | 玩家 | FN+F10 | 音量↓ |
| FN+F5 | 上一首歌曲 | FN+F11 | 音量↑ |
| FN+F6 | 下一首歌 | FN+F12 | 郵件 |

Figure 5.3: FN Key Shortcuts
5.4 客製化軟體
The YUNZII B75 supports custom software for advanced personalization. This software allows you to:
- Program all keys with custom functions or macros.
- 自訂燈光顏色和效果。
- 設定自訂快捷鍵。
- 編輯巨集。
- Adjust sleep time.
筆記: The custom software is only compatible with Windows operating systems. Please visit the official YUNZII web網站以取得軟體下載和安裝說明。

圖 5.4:自訂軟體介面
6、維護保養
6.1 一般清潔
- 清潔前,請先中斷鍵盤與電腦的連接。
- 使用柔軟、不起毛的布稍微擦拭一下ampened with water or a mild cleaning solution to wipe the keycaps and keyboard frame.
- 對於鍵帽之間的灰塵和碎屑,請使用壓縮空氣或小刷子。
- 避免使用刺激性化學物質或研磨材料,以免損壞鍵盤表面。
6.2 鍵帽和軸體更換
The YUNZII B75 features hot-swappable switches, allowing for easy replacement of keycaps and switches.
- 移除鍵帽: Use the provided keycap puller. Place the puller over the keycap, gently squeeze the loops to grip the keycap, and pull straight up.
- 移除開關: After removing the keycap, use a switch puller (not always included, but recommended for switches) to gently pry the switch from its socket. Ensure the switch is pulled straight up to avoid bending the pins.
- 安裝交換器: Align the pins of the new switch with the holes on the PCB. Gently press the switch down until it clicks into place. Ensure the pins are straight before inserting to prevent damage.
- 安裝鍵帽: 將鍵帽與軸心對齊,用力向下按壓至完全就位。

圖 6.1:熱插拔交換機
7。 故障排除
如果您在使用YUNZII B75鍵盤時遇到問題,請參考以下常見故障排除步驟:
- 鍵盤無響應:
- 確保 USB-C 連接線牢固地連接到鍵盤和電腦。
- 嘗試將鍵盤連接到電腦上的其他 USB 連接埠。
- 在另一台電腦上測試鍵盤,以確定問題是出在鍵盤本身還是電腦的連接埠/驅動程式。
- If individual keys are not responding, ensure the switches are properly seated in their sockets. Gently remove and re-insert the affected switch.
- RGB燈光不工作/顯示錯誤:
- Ensure RGB is not turned off (FN + End).
- Cycle through RGB effects and colors using the knob or FN shortcuts (FN + Backspace, FN + Insert).
- 檢查亮度等級(FN + 上/下箭頭)。
- 客製化軟體問題:
- 請確保您是在Windows作業系統上執行該軟體。
- Download the latest version of the software from the official YUNZII web地點。
- If the keyboard enters a malfunctioning state after using the software, try updating or re-flashing the keyboard's firmware. Refer to the YUNZII website for specific firmware update procedures.
- Keys Feeling Inconsistent:
- This could be due to loose switches or keycaps. Follow the maintenance steps to re-seat them.
- Ensure no debris is lodged under the keycaps or around the switch stems.
8. 規格
Detailed technical specifications for the YUNZII B75 Mechanical Keyboard:
| 特徵 | 描述 |
|---|---|
| 產品尺寸 | 13.17 x 13.17 x 1.66 英吋(33.45 x 33.45 x 4.22 公分) |
| 物品重量 | 1.76 磅(0.8 公斤) |
| 型號 | B75 |
| 連接技術 | USB-C(有線) |
| 鍵盤說明 | 機械的 |
| 佈局 | 75% 帶旋鈕 |
| 鍵帽 | 雙色PBT,Cherry Profile |
| 開關 | Hot-Swappable (compatible with 3-pin and 5-pin mechanical switches) |
| 背光 | RGB |
| 特色 | Backlit, Ergonomic, 3 Modes, Customizable Display Keys, Hot-Swappable |
| 相容設備 | Windows、Mac、Linux、Android、iOS |
| 推薦用途 | Business, Education, Everyday Use, Gaming, Multimedia, Personal, Video Editing |
9. 保固和支持
For information regarding product warranty, please refer to the warranty card included in your product packaging or visit the official YUNZII web網站。保固條款和條件可能因地區和零售商而異。
For technical support, product inquiries, or assistance with troubleshooting beyond the scope of this manual, please contact YUNZII customer service through their official web網站或指定支援管道。
YUNZII Official Web地點: 雲子網