NuPhy Air75 Quick Guide & FAQ

Connection Mode Selection

This section guides you through connecting your NuPhy Air75 keyboard via different modes.

Wired Mode

Instructions: Use a data cable to connect the keyboard to your device.

Bluetooth Mode

Instructions:

1. Press FN + 1/2/3 to select Bluetooth 1, 2, or 3.
2. Turn on Bluetooth on your computer/keyboard.
3. Broadcast the device info from your keyboard.
4. Complete the pairing process on your computer.

2.4G Mode

Instructions:

1. Press FN + 4 to enable 2.4G mode.
2. The wireless indicator light bar on the upper-left corner should turn green.

Backlight Settings

Customize your keyboard's backlight.

• Brightness: Use + / - keys to increase/decrease brightness.
• Effect Switching: Cycle through different backlight effects.
• Color Switching: Change the backlight color.
• Speed Adjustment: Use + / - keys to adjust the backlight speed.

Knob Installation Guide

Follow these steps to install the knob module.

Accessories & Tools Included:

• Knob Module x 1
• Keycap / Switch Puller x 1
• Screwdriver x 1

Installation Steps:

1. Remove keycaps using the keycap puller.
2. Remove switches if necessary using the switch puller.
3. Install the knob module into the keyboard socket.
4. Secure the knob module with the provided screw using the screwdriver.
5. Replace keycaps.

Frequently Asked Questions (FAQ)

Q1: Why is Bluetooth not working?

1. Check your device's connection history.
2. If no history, follow the quick guide for pairing.
3. If history exists, remove the keyboard from the list.
4. Turn Bluetooth off and on for both devices, then re-broadcast and pair.

Q2: Why is my Bluetooth connection spotty?

1. Visit nuphy.io.
2. Update firmware via the "Keyboard Settings" section on NuPhyIO.

Q3: Why can't I connect with 2.4 GHz?

1. Set the keyboard to wireless mode.
2. Press FN + R (Air60 & Halo65) or FN + 4 (Air75 & Air96 & Halo75 & Halo96) to enable 2.4G. The indicator should turn green.
3. If the light pulses slowly, it indicates connection is being attempted. If it continues for over 60 seconds, proceed to step 3.
4. Long press FN + R or FN + 4 for 3 seconds to enter pairing mode. The indicator will blink green rapidly.
5. Re-plug the 2.4G receiver. If successful, the indicator will remain solid green.
6. Repeat steps 3 and 4 if connection issues persist.
7. Contact service@nuphy.com if problems continue.

Q4: Why is my 2.4G connection unstable?

1. Keep the 2.4G receiver away from other transmitters/receivers.
2. Avoid using the receiver with hubs that have metal cases.
3. Re-pair the 2.4G receiver following the steps in Q3 (steps 3 and 4).

Q5: Some keys are not responding or typing automatically?

1. Check battery level and charge if low.
2. If the battery is fine, try hot-swapping the problematic switch with a replacement.

Q6: NuPhylo

Access the web driver/configurator at nuphy.io. If your keyboard is not detected in wired mode, contact technical support.

Q7: How to maximize battery life?

To maximize battery performance, turn off all lighting effects when using wireless for extended periods. Charge the keyboard with a 5V/1A charger.

Q8: Can I disable auto sleep mode?

Short press FN + ] to enable/disable auto-sleep mode.

Q9: Something is missing in my package?

Please contact service@nuphy.com for assistance.

More Information

For more information, please scan the QR codes provided in the original document to access the complete manual.