Netgear ReadyNAS RN3138

Overview
The Netgear ReadyNAS 3138 is a 1U rack-mounted NAS server with 4 3.5'' SATA drive slots.

Links of Interest

 * Latest GPL Source

Memory
The NAS is an ordinary Intel PC with the motherboard hosting two DDR3 SDRAM slots supporting up to 16 GB in total of DDR3-1600 (PC3-12800) memory. The maximum size of a single modules seems to be limited to 8 GB.

Additionally the mainboard contains two unpopulated SATA connectors which can be used to install additional two SFF hard disks:



Power Supply
The power supply is an FSP GROUP GSP180-50LH. The power rails provided are:

+3.3V and +5V can source 80W maximum in total. The maximum total continuous output power is 180W.

Pictures
Retail Images 

Mods
A number of mods has been documented for this device, see "Mods" here: https://pop.fsck.pl/hardware/netgear-rn3138.html