Keychron Q4 Pro Bluetooth Mechanical Keyboard User Manual

Keychron Q4 Pro Bluetooth Mechanical Keyboard User Manual

Fully Assembled Version

Keyboard

• lx Fully Assembled Keyboard
  

Including

• lx Aluminum Case
• lx PCB lx PC Plate
• lx Sound Absorbing Foam
• lx Case Foam
• 14x Gaskets (10 Installed and 4 in the Box)
• 5 Sets x Stabilizers
• 1 Set x Keycaps (PBT Double-shot)
• 1 Set x Switches

Cable

• lx Type-C to Type-C Cable
• lx Type-A to Type-C Adapter

Tools

• lx Switch Puller
• lx Keycap Puller
• lx Screwdriver
• lx Hex Key
  

Barebone Version

Keyboard  Kit

lx Keyboard Kit (Without Keycaps & Switches)

Including

• lx Aluminum Case
• lx PCB lx PC Plate lx Sound Absorbing Foam
• lx Case Foam
• 14x Gaskets (10 Installed and 4 in the Box) 5 Sets x Stabilizers

Cable

• lx Type-C to Type-C Cable
• lx Type-A to Type-C Adapter

Tools

• lx Switch Puller
• lx Keycap Puller
• lx Screwdriver
• lx Hex Key
  

Quick Start Guide

If you are a Windows user, please find the appropriate keycaps in the box, then follow the instructions below to find and replace the following keycaps.

Mac / Windows

Connect Bluetooth

Connect Cable

The VIA Key Remapping Software

Please visit caniusevia.com to download the latest VIA software to remap the keys. If the VIA software cannot recognize your keyboard, please reach out to our support to get the instruction. (VIA only works when the keyboard is connected by wire to the computer.)

The Layers

There are five layers of key settings on the keyboard. The layer 0 is for the Mac system. The layer 1 is for the Windows system. The layer 2 is for the Mac Multimedia keys. The layer 3 is for the Windows Multimedia keys. The layer 4 is for the Function keys.

If your system toggle is switched to Mac, then the layer 0 will be activated.

If your system toggle is switched to Windows, then the layer 1 will be activated.

Multimedia Key and Function Key

Multimedia keys

Function keys

In order to get Multimedia Key, you need to press fn and

In order to get Function Key, you need to press fnl and

The Backlight

Press fn + A to change the lighting effect

Press fn + caps lock to turn the backlight on/off

Adjust The Backlight Brightness

Press fn + S to increase the backlight brightness

Press fn + X to decrease the backlight brightness

Warranty

The keyboard is highly customizable and easy to be rebuilt. If anything goes wrong with any of the keyboard components of keyboard during the warranty period, we will only replace the defective parts of the keyboard, not the whole keyboard.

Watch The Building Tutorial On Our Website

If you are building the keyboard for the first time, we highly recommend you watch the building tutorial video on our website first, then start building the keyboard yourself.

Factory Reset

Troubleshooting? Don’t know what’s going on with the keyboard?

• Plug in the power cable and switch the keyboard to Cable mode.
• Factory reset the keyboard by pressing fn1 + J + Z (for 4 seconds).
• Download the right firmware and QMK Toolbox from our website.
• Switch the keyboard to OFF mode and remove the space bar keycap to find the reset button on the PCB.
• Hold the reset key first, then switch the keyboard to Cable mode.
• Release the reset key, and the keyboard will now enter DFU mode.
• Flash the firmware with the QMK Toolbox.
• Factory reset the keyboard again by pressing fn1 + J + Z (for 4 seconds).
• Step by step guide can be found on our website.

Q4 PRO BLUETOOTH MECHANICAL KEYBOARD SPECIFICATIONS

• Number of keys: 61
• Switch type: Mechanical
• Battery: 4000mAh
• Bluetooth working time (RGB): Up to 100 hours (Lowest brightness)
• Charging time: Around 5 hours
• Charging port: USB Type-C
• Mode: Bluetooth / Wired
• Bluetooth operating distance: Within 10 meters (open space)
• Name of   Bluetooth device: Keychron Q4 Pro

Operating environment: -10 to 50°C
Technical specifications can be subjected to change without notice, we apologize for any inconvenience caused.

1. Bluetooth indicator
2. BT OFF Cable (Mode Toggle Switch)
3. Win/Android Mac/iOS (OS Toggle Switch)
4. Charging port
   

DEFAULT KEY LAYOUT:

LAYER O: This layer will be activated when your keyboard’s system toggle is switched to Mac.

LAYER 1: This layer will be activated when your keyboard’s system toggle is switched to Windows.

LAYER 2: This layer will be activated when your keyboard’s system toggle is switched to Mac and press the fn/MO(2) key.

LAYER 3: This layer will be activated when your keyboard’s system toggle is switched to Windows and press the fn/MO(3) key.

LAYER 4: This layer will be activated when you press the fn1/MO(4) key.

FUNCTION DESCRIPTION

CHARGING

Plug the cable into a USB port and plug the other end into the keyboard port. Charging Indicator: Ared light will stay on while charging; Fully charged in around 5 hours, a green battery indicator will
appear.

*The Keychron keyboard is compatible with all USB ports. Please use a 5V 1A adapter or USB 3.0 for the best performance. The Keychron Q4 Pro can be charged in Bluetooth/on/off mode.
**This product supports up to 5V charging voltage and 1A charging current. We are not responsible for any problems caused by improper charging.

BLUETOOTH / WIRED MODE (MODE TOGGLE SWITCH)

WIRED MODE

1. Switch the toggle switch to the Cable option (it only works when a USB cable is plugged in).
2. Connect our cable with your PC and keyboard.
3. Backlighting will be turned on.

*Under Wired Mode, keyboard will not enter into Battery Saver Mode.

BLUETOOTH MODE

1. Switch the toggle switch to the Bluetooth option.
2. Backlighting will be turned on.
3. Hold “fn+Q” key for 4 seconds to activate Bluetooth pairing (the Bluetooth indicator fast flashes for 3 minutes to detect pairing).
4. Search for the Bluetooth device “Keychron Q4 Pro” on your device and connect it (the Bluetooth indicator goes off after successful pairing).

Note: This keyboard supports pairing up to 3 devices simultaneously via key combination “fn” + “Q”/ “fn” + “W”/ “fr” + “EB”.
*The Bluetooth indicator will continue to flash for 3 minutes.
**Slow or failed connections may exist due to different Bluetooth versions, please make sure all the settings are correct.

Keychron, Inc.

Dover, DE 19901, United States Find us at:
https://www.keychron.com
[email protected]
@keychro
@keychron
@keychronMK
Designed by Keychron
Made in China

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