Service manual

Always On UPS Systems
M0704_NX_Series_Service_Manual V2.17 2012-06-12 78
31. AUXILIARY POWER SUPPLY
Designed as a secondary and redundant power supply to the one located within the
UPS module. The main function of the auxiliary power supply is to provide power to
the fans and an alternate supply for the main CPU board.
Picture 31.1
3J board (Auxiliary Power Supply)
Figure 31.1
Right side of UPS system