Chapter 2 AP121 and AP141 Platforms24 AerohiveLocking the AP121 and AP141To lock the AP to the rail mount or mounting plate, use either a Kensington lock or the security screw that isincluded with the mounting kit. To use a Kensington lock, loop the cable attached to the lock around asecure object, insert the T-bar component of the lock into the device lock slot on the AP, and then turn thekey to engage the lock mechanism.To lock the AP to the rail mounting bracket or mounting plate, you can use either the slotted screw or thepan-head security screw, both of which are included in the mounting kit. If you use the security screw, youwill need a drilled spanner insert bit for size #6 security screws and a screw driver that will accept the bit. Thecorrect bits are available from Aerohive in sets of three for AP121, AP141, AP330, and AP350 models(AH-ACC-SEC-BIT-330-AP350-3PK). If you use the slotted screw, you can install it with a standard flat-bladescrewdriver or pan-head driver bit.1. Insert the security screw or slotted screw through the hole in the chassis.2. Use a screwdriver with a drilled spanner bit or a flat-blade screwdriver to tighten the screw to the securitytab extension on the rail mount, as depicted in Figure 7, which shows the AP121.Figure 7 Lockiing the AP121 to the mounting plateTurn clockwise to tightenUSB port Security screwDevice lock slotRail mounting bracketor mounting plateScrewdriverSecurity tab extensionSecurity tab cavity