IHS rack 100A has a single access door 210A mounted to the front of IHS rack 100A. IHS rack 100B has four access doors 212A-D mounted to the front of IHS rack 100B. IHS rack 100C has four access doors 214A-D mounted to the front of IHS rack 100B. One or more access doors 216 are also mounted to the front of vertical cable guide 160C. Lock mechanism 220 is mounted to each of access doors 210A, 212A-D and 214A-D. Lock mechanism 222 is mounted to access door(s) 216.

Access door 210A and lock mechanism 220 allow selective access to at least a portion (i.e., a compartment) of the interior of IHS rack 100A. Each of access doors 212A-D and lock mechanism 220 provide selective access to at least a portion (i.e., a compartment) of the interior of IHS rack 100B. Each of access doors 214A-D and lock mechanism 220 provide selective access to at least a portion (i.e., a compartment) of the interior of IHS rack 100C. Access door(s) 216 and lock mechanism 222 provide selective access to the interior of vertical cable guide 160C.