Dell PowerVault 715N (Rackmount NAS Appliance) - Manual (Page 55)

Peripheral Component Interconnect
PDU
power distribution unit
PGA
pin grid array
POST
power-on self-test
RAID
redundant array of independent disks
RAM
random-access memory
RAS
remote access services
RGB
red/green/blue
ROM
read-only memory
rpm
revolutions per minute
RTC
real-time clock
SCA
Single Controller Architecture
sec
second(s)
SDRAM
synchronous dynamic random-access memory
SIMM