Compaq LTE Elite Maintenance And Service Manual page 204

o Override blocker to prevent unauthorized manual undocking of the
computer
o Horizontal guides to prevent vertical removal of the docked computer
o A slot provided for an optional cable lock to lock the expansion base to
an immovable object (Figure 6-18)
Refer to Section 6.6 for more information on the keylock assembly, the
override blocker, and the horizontal guides.
NOTE: The cable lock, Kensington MicroSaver Security System Model 64068
(Figure 6-18), is available from Kensington Microware Limited or
major computer resellers worldwide at 1-(415)-572-2700. The cable
lock is not available through Compaq.