Lemokey L4 Wireless Mechanical Keyboard User

• Fully Assembled Version

Keyboard

• 1x Fully Assembled Keyboard

Including

• 1x Aluminum Case
• 1x PCB
• 1x Aluminum Plate
• 1x Sound Absorbing Foam
• 1x IXPE Foam
• 1x PET Film
• 1x EPDM Foam
• 1x Bottom Case PET Film
• 7x Gaskets Silicone Beans Installed
• 16x Gaskets Silicone Sockets (2 installed and 14 in the Box) 5 Sets x Stabilizers
• 1 Set x Keycaps (PBT Double-shot)
• 1 Set x Switches

Cable

• 1x Type-C Cable
• 1x Type-A to Type-C Adapter
• 1x Extension Adapter For Receiver

Receiver

• 1x Type-A 2.4GHz Receiver

Tools

• 1x Keycap-Switch Puller
• 1x Screwdriver
• 1x Hex Key

Barebone Version

Keyboard Kit

• 1x Keyboard Kit (Without Keycaps & Switches)

Including

• 1x Aluminum Case
• 1x PCB
• 1x Aluminum Plate
• 1x Sound Absorbing Foam
• 1x IXPE Foam
• 1x PET Film
• 1x EPDM Foam
• 1x Bottom Case PET Film
• 7x Gaskets Silicone Beans Installed
• 16x Gaskets Silicone Sockets (2 installed and 14 in the Box) 5 Sets x Stabilizers

Cable

• 1x Type-C Cable
• 1x Type-A to Type-C Adapter
• 1x Extension Adapter For Receiver

Receiver

• 1x Type-A 2.4GHz Receiver

Tools

• 1x Keycap-Switch Puller
• 1x Screwdriver
• 1x Hex Key

Quick Start Guide

The default system of this product is Windows.

1. Connect 2.4GHz Receiver
   Note: For the best wireless experience, we recommend using the extension adapter for receiver and putting the 2.4GHz receiver somewhere on your desk close to your keyboard for a low rate of latency and fewer signal interferences.
2. Connect Bluetooth
3. Connect Cable
   
4. The Lemokey Launcher App
   Please visit launcher.lemokey.com to use the online Launcher web app to remap the keys, create macro commands, or flash the firmware. If the Launcher cannot recognize your keyboard, please reach our support to get the instructions.
   ‘The online Launcher can only run on the latest version of Chrome, Edge, and Opera browsers. ‘
   The Launcher only works when the keyboard is connected by wire to the computer.
5. Switch to Mac
   Please find the Mac keycaps in the box, and follow the instructions below to find and replace the following keycaps.
   Use the online launcher app to remap the Windows keys to Mac keys.
6. The Backlight
7. Adjust The Backlight Brightness
8. Adjust The Backlight Speed
   
9. The Key Rollover
   6-key rollover: the keyboard can detect up to 6 simultaneous key inputs. N-key rollover: the keyboard can detect all key inputs without limit tothe number of key presses.
   The keyboard turns on the 6-key rollover by default.
10. 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.
11. Factory Reset & Firmware Update

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

Factory reset your keyboard

1. Power on your keyboard.
2. Press and hold Fn + J + Z (for 4 seconds). The keyboard backlight will flash in red quickly for 3 seconds, indicating that the keyboard has been reset.

Flash your keyboard firmware

1. Visit launcher.lemokey.com to open the online Launcher web app.
2. Ensure the keyboard is in Cable or Wired mode and plug in the power cable.
3. Find the ‘Firmware Update’ tab on the left side of the Launcher and connect your keyboard with it.
4. Follow the instructions on the Launcher and complete the firmware update.
   * Step-by-step guide, search the keyword “firmware” on lemokey.com

L4 WIRELESS MECHANlcA.L KEYBOARD SPECIFICATIONS

• Number of keys: 87
• Switch type: Mechanical
• Battery: 4000mAh
• Wireless working time (RGB): Up to 100 hours (Lowest brightness)
• Charging time: Around 4 hours
• Charging port: Type-C
• Mode: 2.4GHz / Bluetooth / Wired
• 2.4GHz / Bluetooth operating distance: Within 10 meters (open space)
• Name of Bluetooth device: Lemokey L4
• Operating environment: -10 to 50°C
• Technical specifications can be subjected to change without notice, we apologize for any inconvenience caused.

L4 WIRELESS MECHANICAL KEYBOARD OVERVIEW

1. Bluetooth Channel Indicator
2. 2.4GHz Channel Indicator
3. Caps Lock Indicator
4. Power Indicator
5. Cable BT (Mode Toggle Switch)
6. Type-C Charging Port
7. Receiver Compartment

DEFAULT KEY LAYOUT

LAYER 0: This is the default layer.

1. LAYER 1: This layer will be activated when you press the Fn/M0(1) key.
2. LAYER 2 / LAYER 3: This is a blank layer.

KEY DESCRIPTION

KEY DESCRIPTION

FUNCTION DESCRIPTION

CHARGING

• Plug the cable into a USB port and plug the other end into the keyboard port. Power Indicator:
• A red light will stay on while charging; Fully charged in around 4 hours, a green power indicator will appear.
• *The Lemokey keyboard is compatible with all USB ports. Please use a SY 1.SA adapter or USB 3.0 for the best performance. The Lemokey L4 can be charged in 2.4 GHz/Cable/Bluetooth mode.
• **This product supports up to SY charging voltage and 1.SA charging current. We are not responsi­ble for any problems caused by improper charging.

2.4GHz I CABLE/ BLUETOOTH MODE (MODE TOGGLE)

2.4GHZMODE

1. Connect the 2.4GHz receiver to your device’s USB / Type-C Port.
2. Switch the toggle to the 2.4GHz option. The keyboard will automatically connect to your device.

|BLUETOOTH MODE

1. Switch the toggle to the Bluetooth option.
2. Backlighting will be turned on.
3. Hold “Fn+1” key for 3 seconds to activate Bluetooth pairing (the Bluetooth indicator fast flashes for 3 minutes to detect pairing).
4. Search for the Bluetooth device “Lemokey L4” 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” + “1” I “Fn” + “2” I “Fn” + “3”.
• *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.

SWITCH BLUETOOTH DEVICES
Short press key combination “Fn” + “1” / “Fn” + “2” / “Fn” + “3” to switch to other device.

RECONNECT

1. Switch the keyboard to the Bluetooth option to activate the keyboard.
2. The Bluetooth indicator flashes for 3 seconds and automatically pairs with the last paired device.
3. If the Bluetooth indicator is off, press any button to enter the connection again.
   * The keyboard must have been paired with the device to perform this function.

WIRED MODE

1. Switch the toggle 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.

TURN OFF THE KEYBOARD
Switch the keyboard to the Cable option and unplug the power cable.

BACKLIGHT SETTING

• Short press key combination “Fn” + “Tab” to turn the backlight on/off.
• Short press key combination “Fn” + “Q” / “Fn” + “A” to switch between different types of lighting effects.

TROUBLESHOOTING

• If unable to pair keyboard to device, confirm that the device you’re trying to pair with is  Bluetooth-capable. If so, restart the device and try pairing it with the keyboard again.
• Note: On a Windows computer, a new Bluetooth connection will sometimes require additional software updates-a process that may still be ongoing after a message appears indicating a successful completion. Wait at least 20 minutes after pairing to make sure all updates are completed before restarting the computer.
• Confirm that the device is configured to accept Bluetooth connections (Windows) and supports an external keyboard (HID profile).

Go to Bluetooth Devices > Open Settings and select the following:

• Allow Bluetooth devices to find this computer
• Allow Bluetooth devices to connect to this computer
• Alert me when a Bluetooth device wants to connect
• My keyboard isn’t working in Bluetooth mode.

For the computer/smartphone:

• Go to your device Bluetooth settings>Select the keyboard and remove/delete/unpair it.
• Then restart your device.

For the keyboard:

• Turn the keyboard off and back on. Then reconnect it to your device.

My keyboard isn’t working in 2.4 GHz mode.

• Ensure the toggle is set to 2.4 GHz, remove the receiver from your device, and press “Fn” + “4” for 3 seconds to force pair, then reinsert the receiver into the device, keeping the keyboard within 20 cm of the receiver for optimal pairing.

Wireless connection is interrupted even within 10 meters.

• Check if the keyboard is resting on a metal surface that can interfere with the wireless signal.

Third-party input tools are not compatible with the keyboard.

• Due to compatibility, versions, brands and drivers of Windows/Android OS, functions of third-party input tools may be affected while using the keyboard. Please make sure your operating system and drivers are up to date.

Certain function keys or multimedia keys do not work.

• Functions of certain multimedia keys may be disabled due to compatibility, versions, brands,  and drivers of devices.
  • *Function keys:
  • Multimedia keys:

Safety Precaution
Keep the product, accessories and packaging parts out of the reach of children to prevent any accidents and choking hazards.
Always keep the product dry to avoid corrosion.
Do not expose the product to extreme temperatures below -10°C(5°F) or above 50°C(122°F) to preserve the lifespan of the keyboard.

Find us at: https://www.lemokey.com

Support@lemokey.com

ll@lemokey @ @lemokey.keyboard }# @lemokey _com Designed by Lemokey Made in China

Documents / Resources

Lemokey L4 Wireless Mechanical Keyboard [pdf] User Guide L4 Wireless Mechanical Keyboard, L4, Wireless Mechanical Keyboard, Mechanical Keyboard, Keyboard

References

• User Manual