Mediant 1000B Gateway & E-SBC 
Hardware Installation Manual  36  Document #: LTRT-41441 
 
6.  Hold the chassis in position while the second person secures the rear-mounting 
flanges to the rear-mounting brackets. Insert the supplied screws (6-32 x 5/16 inch) 
from the inside of the rack, through the flange's grid and into the screw hole on the 
rear-mounting bracket. Finger-tighten the screws but make sure that the screws are 
NOT fully tightened and that the flange can freely move on the slide rails of the rear-
mounting bracket.  
Figure  4-8: Fastening Rear-Mounting Flange to Rear-Mounting Bracket (60 cm) 
 
Figure  4-9: Fastening Rear-Mounting Flange to Rear-Mounting Bracket (80 cm)