1. Folasaga
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Transformers TF-Crystal 85 Keys Mechanical Keyboard. Please read this manual thoroughly before using the product to ensure proper functionality and longevity.

Image 1.1: Transformers TF-Crystal 85 Keys Mechanical Keyboard with its packaging, showcasing the transparent design and RGB lighting.
2. Oloa Ua Ovaview
2.1 Vaega Autu
- Fa'atulagaga 85-Ki: Compact 75% design retaining essential functions, arrow, and navigation keys.
- Tatolu Faiga Feso'ota'i: Supports Bluetooth 5.0, 2.4GHz wireless, and USB-C wired connections.
- Hot-Swappable PCB: Compatible with most 3-pin and 5-pin mechanical switches, allowing for easy customization and replacement.
- Linear Switches: Pre-lubricated switches with a 50 million keystroke lifespan for durability and smooth operation.
- Fausaga o le Gasket: Incorporates high-quality gasket materials and a silicone pad to absorb vibrations and reduce typing noise.
- Moli Tua RGB e mafai ona fetu'una'i: Features 20 built-in backlight modes, 16.8 million color options, and dynamic music rhythm effects.
- Programmable Driver: Enables macro customization, key function remapping, and advanced lighting control.
- Umi le ola maa: Equipped with a 4000mAh battery, providing up to 240 hours of continuous use in 2.4GHz mode without backlighting.
- Feso'ota'iga lautele: Supports Mac, Windows, iOS, Android, PC, Laptop, Smartphone, Tablet, Switch, Xbox, and PlayStation.
- Fuafuaga manino: Features transparent keycaps and base for enhanced aesthetic appeal.
3. Seti
3.1 Totogiina le Keyboard
Before initial use, fully charge the keyboard. Connect the provided USB-C cable to the keyboard's USB-C port and the other end to a powered USB port (e.g., computer, wall adapter). The charging indicator will show the charging status.
3.2 Feso'ota'i e ala i le 2.4GHz Wireless Mode
- Locate the 2.4GHz USB receiver, typically stored in a compartment on the keyboard.
- Fa'apipi'i le USB receiver i se uafu USB avanoa i lau komepiuta.
- Toggle the mode switch on the keyboard to the 2.4G tulaga.
- The keyboard will automatically connect to your device.
3.3 Connecting via Bluetooth 5.0 Mode
- Toggle the mode switch on the keyboard to the BT tulaga.
- Oomi ma uu Fn + 1 (po o Fn + 2, Fn + 3) mo le 3-5 sekone se'ia vave ona emo le moli fa'ailoga, e fa'ailoa ai le faiga fa'alua.
- I luga o lau masini (komepiuta, papalama, telefonipoto), faʻatagaina le Bluetooth ma saili mo masini fou.
- Select "TF-Crystal 85" from the list of available devices to pair.
- Once paired, the indicator light will stop flashing and remain solid. You can pair up to three Bluetooth devices using Fn + 1, Fn + 2, ma Fn + 3.
3.4 Connecting via USB-C Wired Mode
- Fa'afeso'ota'i le uaea USB-C ua saunia i le uafu USB-C o le piano.
- Fa'afeso'ota'i le isi pito o le uaea USB-C i se uafu USB avanoa i lau komepiuta.
- The keyboard will automatically switch to wired mode and function without battery power.

Image 3.1: Diagram illustrating the three connection modes: Bluetooth 5.0, 2.4GHz wireless, and USB-C wired, compatible with various devices.
4. Fa'atonuga o Galuega
4.1 Fesuia'iga i le va o Faiga
Use the physical switch located on the keyboard to select between BT (Bluetooth), 2.4G (2.4GHz wireless), and USB-C (wired) modes.
4.2 Puleaina o le Moli Tua RGB
The keyboard features customizable RGB backlighting. Use the following key combinations to adjust:
- Fn + Ins: Cycle through 20 different backlight effects.
- Fn + Del: Switch backlight colors within certain modes.
- Fn + ↑ / ↓: Fetuuna'i le pupula o le moli i tua (5 tulaga).
- Fn + ← / →: Adjust backlight effect speed (5 levels).
- Fn + Esc (hold for 3s): Reset backlight settings to default.

Image 4.1: Visual guide for controlling RGB backlight effects, brightness, and speed using Fn key combinations.
4.3 Programmable Driver Usage
The keyboard includes a programmable driver for advanced customization. This driver allows you to:
- Fa'ata'ita'iga fa'apitoa: Record and edit complex key sequences.
- Key Redefinition: Customize the function of individual keys.
- RGB Effect Customization: Fine-tune lighting modes, colors, and speeds, including music rhythm lighting effects.
Refer to the software's dedicated user interface for detailed instructions on using these features.

Image 4.2: Screenshot of the programmable driver interface, showing options for macro editing, RGB effects, and key redefinition.
4.4 Suiga Fefa'ataua'i Vevela
The TF-Crystal 85 keyboard features a hot-swappable PCB, allowing you to change mechanical switches without soldering. This supports most 3-pin and 5-pin mechanical switches.
- Power off the keyboard or disconnect it from your device.
- Faaaoga le mea e toso ai le keycap ua saunia e aveese ai ma le faaeteete le keycap e te manaʻo ai.
- Use the provided switch puller to gently grip the switch from its top and bottom clips, then pull it straight up to remove it.
- Fa'atulaga sa'o pine o le ki fou ma pu i le PCB. Ia mautinoa o lo'o sa'o lelei pine.
- Gently press the new switch into place until it clicks securely. Do not force it.
- Suia le ipu ki.

Image 4.3: Illustration of the hot-swappable feature, showing how to remove and insert 3-pin/5-pin switches and the linear switch specifications.
5. Tausiga
5.1 Fa'amamaina o le Keyboard
- Motusi le piano (keyboard) mai punaoa uma o le eletise a'o le'i fa'amamāina.
- Fa'aaoga teisi se ie vaivai e leai se liu oampfa'asusu i le vai po'o se vaila'au fa'amamā vaivai e solo ai tapuni o ki ma le chassis.
- Mo le pefu ma otaota i le va o ki, fa'aaoga le ea fa'amama pe o se pulumu la'itiiti.
- Avoid using harsh chemicals or abrasive materials that could damage the keyboard's surface.
5.2 Tausiga maa
- Aloese mai le fa'a'a'a'a uma o le ma'a i taimi uma.
- Teu le piano i se nofoaga malulu ma mago pe a le faʻaaogaina mo se taimi umi.
- If the keyboard will not be used for a long time, charge it to about 50% before storage.
6. Faʻafitauli
| Fa'afitauli | Mafuaaga e ono tupu | Fofo |
|---|---|---|
| Keyboard not responding in wireless mode. | Low battery, incorrect mode selected, receiver not connected, Bluetooth not paired. | Charge the keyboard. Ensure the mode switch is set correctly (2.4G or BT). Re-insert the 2.4G receiver. Re-pair Bluetooth. |
| O ki e le o resitalaina pe lolomiina faalua. | Faulty switch, debris under keycap, software issue. | Clean under the keycap. Try hot-swapping the switch with a known working one. Restart your computer. |
| RGB backlight not working or incorrect. | Backlight turned off, incorrect settings, software conflict. | Fetuuna'i le malamalama fa'aaoga Fn + ↑. Cycle modes with Fn + Ins. Reset backlight with Fn + Esc (hold 3s). Check programmable driver settings. |
| Keyboard not charging. | Faulty USB-C cable, power source issue, keyboard port damage. | Try a different USB-C cable. Use a different USB port or power adapter. Ensure the cable is fully inserted. |
7. Fa'amatalaga
| Fa'aaliga | Fa'amatalaga |
|---|---|
| Numera Fa'ata'ita'i | TF-Crystal 85 |
| Fa'atonu autu | Ki e 85 (75% La'ititi) |
| Feso'ota'i | Bluetooth 5.0, 2.4GHz Uaealesi, USB-C uaea |
| Suiga Ituaiga | Pre-lubricated Linear Mechanical Switches |
| Suia le Olaga | 50 Miliona Taʻiliga Lauga |
| Hot-Swappable | Yes (3-pin/5-pin compatible) |
| Molī tua | RGB (20 modes, 16.8 million colors) |
| Malosiaga ma'a | 4000mAh |
| Battery Life (2.4G, no light) | E oʻo atu ile 240 itula |
| Battery Life (Backlit ON) | E tusa ma le 22 itula |
| Fua (L x W x H) | 34.7 cm x 14 cm x 4.5 cm |
| Fegalegaleaiga | Mac, Windows, iOS, Android, PC, Laptop, Smartphone, Tablet, Switch, Xbox, PlayStation |

Image 7.1: Visual representation of the keyboard's battery life: 240 hours with backlight off, 22 hours with backlight on, powered by a 4000mAh battery.
8. Fa'amaonia ma Lagolago
Transformers is committed to providing exceptional customer service. If you encounter any problems with your TF-Crystal 85 Keys Mechanical Keyboard, our after-sales support team is available to assist you. This includes technical support, exchanges, or installation guidance.
Please contact our customer service for assistance. We guarantee a hassle-free service experience.