Lenovo ThinkVision LT2423 24-inch FHD LED Backlit LCD Monitor - Manual (Page 7)

Cable lock slot
Your monitor is equipped with a cable lock slot located on the rear of your monitor
(in the lower left corner). Please follow the instructions that came with the cable
lock to attach it.
Setting up your monitor
This section provides information to help you set up your monitor.
Connecting and turning on your monitor
1. Power off your computer and all attached devices, and unplug the computer
power cord.
2. Connect the analog signal cable to the video port on the back of the computer.
Chapter 1. Getting started 1-3