From WikiDevi.Wi-Cat.RU
Jump to navigation Jump to search


Manuf (OEM/ODM): Alpha Networks NAS-205

(Est.) release date: February 2010
Country of manuf.: China

Amazon image

B004XFYGTO (Flag of the United States.svg, On Amazon, On CCC)
B004XFYGTO (Flag of the United Kingdom.svg, On Amazon, On CCC)
B004XFYGTO (Flag of Germany.svg, On Amazon, On CCC)

Type: NAS enclosure

FCC ID: none available
PCB ID: 8NAS205.3A1G

Power: 12.5 VDC, 3 A

CPU1: Marvell 88F6281 (1.2 GHz)
FLA1: 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (Samsung K9F1G08U0B-PCB0)
RAM1: 512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br /> (Samsung K4T1G084QE-HCF7 × 4)

Expansion IFs: USB 2.0, SATA, PCIe x1
Mini PCIe slots: 2
USB ports: 3
SATA ports: 2
JTAG: yes, 10-pin header
Serial: yes, 5-pin header

ETH chip1: Marvell 88F6281
ETH chip2: Marvell 88E1116R
LAN speed: 1G
LAN ports: 1

Additional chips
USB 2.0 Hub Controller;NEC;μPD720114;;1;
Network Transformer;Delta;LFE9203;;1;

Stock bootloader: U-Boot 1.1.3

Stock FW OS: Linux

Flags: RTC w/ battery backup, fan

Ethernet OUI: 5C:33:8E (-, 4 W)

For a list of all currently documented Marvell chipsets with specifications, see Marvell.

2-Bay Gigabit Network Storage Server

Product page

Main board on the bottom side silkscreened with "8NAS205.3A1G" and "1016"
PCIe and SATA ports are on sub-board silkscreened with "8NAS205S.1A1G"

OEM: Alpha Networks NAS-205


  • Marvell 1.2GHz ARM CPU, RAM 512MB DDR2, 128MB Flash, 1x GbE LAN
  • 2x 3.5" HDD SATA I/II (up to 3TB, total 6TB), RAID 0/1/JBOD, 3x USB 2.0
  • PSU: Jentec Technology Co. Ltd. JTA0512; 100~240V 1.2А ÷ 12V/5V 3А
AC Input: 100~240 VAC, 1.2A, 50/60Hz; DC Output: 12V/3A, 5V/3A
  • Dimensions: 211 mm x 129 mm x 120 mm
  • Weight: 970 g


  • Powerful 1.2GHz CPU and 512MB DDR2 Memory
  • 10 second system backup and super-fast recovery
  • Effortlessly manage and share huge files remotely
  • Home entertainment center with virtual DVD, UPnP
media and iTunes server


CPU: Marvell 88F6281 (88F6-B1A2, Kirkwood)
@1.2GHz Feroceon (Cache II 256Kb/400MHz)
OUI: 5C:33:8E (Alpha Networks)


cpuinfo >> •
# cat version
Linux version ( 
(gcc version 4.2.1) #1 Mon Aug 16 12:10:49 CST 2010

# cat cpuinfo
Processor       : ARM926EJ-S rev 1 (v5l)
BogoMIPS        : 1196.03
Features        : swp half thumb fastmult edsp
CPU implementer : 0x56
CPU architecture: 5TE
CPU variant     : 0x2
CPU part        : 0x131
CPU revision    : 1
Cache type      : write-back
Cache clean     : cp15 c7 ops
Cache lockdown  : format C
Cache format    : Harvard
I size          : 16384
I assoc         : 4
I line length   : 32
I sets          : 128
D size          : 16384
D assoc         : 4
D line length   : 32
D sets          : 128
Hardware        : Feroceon-KW
Revision        : 0000
Serial          : 0000000000000000

# busybox
BusyBox v1.12.3 (2010-08-25 07:08:55 CST) multi-call binary

See also

List of NAS Devices
  • ASUS NAS-M25 - Dual NAS System (2x SATA II, 3TB HDD, 3x USB 2.0)
Marvell @1.2GHz CPU, 512MB RAM, GbE LAN, RAID, VMware support
Marvell ARMADA 385 CPU, 512MB RAM, GbE LAN, USB 3.0
Intel Celeron @1.6GHz Quad-Core CPU (Braswell), 2GB RAM, 1x GbE LAN
Intel Celeron @1.6GHz Quad-Core CPU (Braswell), 2GB RAM, 1x GbE LAN