Juniper Networks SSG 520M and SSG 550M Security Policy          
  If a seal must be removed, the surface should be prepared as described above prior to the 
application of a replacement seal. 
 
 
 
 
 
 
Figure 3: Front of the SSG 520M and 550M devices 
 
 
 
 
 
Figure 4: Rear detail of the SSG 520M 
 
 
Figure 5: Rear detail of the SSG 550M device