The maximum length of the SCSI bus segment, including the combined length of BN38C, BN38D, or BN38E-0B/BN37A combination, BN37A-0E, and any BN21K, BN21L, BN31G, or 328215-00X cables that might be connecting adjacent systems (which are not shown in the figure) and internal device length, must not exceed 25 meters (82 feet).