Fig. 43: holder without air filter, Fig. 44: holder with air filter, Fig. 45: air filter – Kontron KBox C-101 User Manual
Page 52: 1) and (fig. 42, Ll the fan tray (fig. 42, Fig. 42, Insert the functional fan tray (fig. 42, 3) and (fig. 42, p, Fig. 42, p, 5) or (fig. 42, p