HP Notebook - Manual (Page 124)

Hardware Options and Upgrades
8-16 Startup and Reference Guide––Part 2
Connecting an Optional Cable Lock
The purpose of security solutions is to act as a deterrent. These
solutions do not prevent the product from being mishandled or
stolen.
An optional cable lock is a security device that prevents
unauthorized removal of the notebook.
Loop the cable around a secure object, then insert the cable lock
1 into the security cable slot 2 and lock it with the cable lock
key 3.
Connecting an optional cable lock