Technical data
AC Power Supply Units (PSUs) 
Hardware Components Page 13 
AC Power Supply Units (PSUs) 
5 Field replaceable and hot swappable PSUs provide: 
  Power to the chassis 
  Power filtering and over-current protection. 
Each PSU is located on a tray that slides directly into the backplane.  
Item 
Description (AC Power Unit) 
1 
Tumble screw 
2 
Power Supply LEDs: 
  AC OK. Normally green. Red means AC is missing 
  DC OK. Normally green. Red means that the DC is missing 
  H SWAP. Normally blue. The unit can be hot-swapped. 
3 
Extraction lever 
4 
Air filter 
Note - The 61000 Security System is also available with 1-2 DC Power Entry Modules 
(PEMs). 










