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This User Manual covers functions, setup, LED indicators, and hot key functions for the Satechi Slim LX3 Wired Keyboard (ST-KULX3C-EN / ST-KULX3S-EN).

Specifications

Connection: USB-C Connector with USB-C to USB-A Adapter

Functions

1. USB-C Connector with USB-C to USB-A Adapter
2. Function Lock: Press Fn + Esc to lock the Fn keys. A single press of Esc works as Esc.
3. Media / Functions Keys: See the Hot Key Function Guide below.
4. Fn Key
5. Caps Lock LED Indicator: White LED turns on when Caps Lock is enabled.
6. Num Lock Key
7. WIN Modifier Keys (switch in WIN mode)
8. MAC Modifier Keys (switch in MAC mode)
9. Numeric Pad
10. MAC / WIN Switch: Selects the OS that the key functions are based on.
11. Power / Charging LED: Turns green for 3 seconds and turns off.

Setup

Plug & Play

Plug into a USB-C or USB-A port and the keyboard will be detected by the device.

MAC / WIN Mode

Use the MAC / WIN switch, shown on the TOP view in the Functions diagram, to select your OS. The key functions are based on the OS selected. The WIN modifier keys apply when the switch is in WIN mode, and the MAC modifier keys apply when the switch is in MAC mode.

LED Indicators

ON/OFF: turns green for 3 seconds and turns off.
Caps Lock: white LED turns on when Caps Lock is enabled.

Hot Key Function Guide

Note: The key function is based on the OS selected via the MAC/WIN switch. For buttons F1 to F13, press Fn + Esc to enable the function.