Synology DiskStation DS211j

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2-Bay Diskless Network Attached Storage (DS211j)
Support Support page
3rd Party Firmware
dd-wrt Incompatible
OpenWrt Incompatible
Tomato any flavor Incompatible
Platform
Brand • Model • Rev Synology DiskStation DS211j
Model Part Number ADM22L1
Board ID 08-04ADM2213
Type NAS
CPU1 checkY Marvell 88F6281
CPU1 Type ARMv5
CPU1 Speed 1.2 GHz
Flash1 Chip STMicro ST25P32V6P
Flash1 Size 4 MiB4,194,304 B <br />32,768 Kib <br />4,096 KiB <br />32 Mib <br />0.00391 GiB <br />
RAM1 Size 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Chip Samsung K4T1G164QE-HCF7
ETH chip1 Marvell 88F6281
ETH chip2 Marvell 88E1116R
Ethernet Port Count 1-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

Ethernet OUI: 00:11:32 (26 E, 4 W)

Expansion IF types USB 2.0, SATA II
USB ports 3
SATA Ports 2
USB Hub Compatible Untested
Power 12 VDC, 5.4 A
Connector type barrel
5.5 mm (OD)
2.1 mm (ID)
9.5 mm (LEN)
Serial Port (UART) yes, 6-pin header, populated, JP2, 3.3V TTL, (115200 8N1)

Flags:
RTC w/ battery, fan

Additional chips
2-wire RTC IC;Seiko;S35390A;;1;
8-bit Flash Microcontroller;Microchip;PIC16F627A;;1;
4-port USB Hub Controller;Genesys Logic;GL850G;;1;
30V, 9A P-Channel MOSFET;Advanced Power Electronics;AP4435GM;;1;
30V, 10A N-Channel MOSFET;Advanced Power Electronics;AP4410GM;;2;
30V, 5A P-Channel Power MOSFET;Advanced Power Electronics;AP4953GM;;1;
340kHz 2A/3A Synchronous Step-down DC/DC;Global Mixed-mode Tech;G5795;;4;
Single 12V Input Dual Regulator Synchronous-Buck-PWM & Linear Regulator;uPI Semi;uP6161;;1;

Other

Default IP address: acquired via DHCP
the IP acquired via DHCP is used by 256 additional devices
of which 22 are Synology devices
Default login user: admin
Default login password: blank
admin:blank credentials used by 398 additional devices
of which 24 are Synology devices

Manuf/OEM/ODM Brand? ADM22L1 V1.3
Retail
Availability End of Life
End of Life date 01 October 2024
(Est.) release date October 2010
(Est.) initial retail price (in USD): $140
Newegg N82E16822108065
ASIN B0047CNXJ2
Country of manuf Taiwan

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

For a list of all currently documented Synology devices with specifications, see Synology.

Overview

It's a 2-bay NAS. This device has 3x USB 2.0 ports.

See also: Synology DiskStation Devices and List of NAS Devices

Hardware specification

  • CPU: Marvell 88F6281 @1.2GHz
  • Memory: 128MB (DDR2) SDRAM (Samsung)
  • Storage: 4MB (SPI NOR) Flash, 2x SATA
  • Network: 1x Gigabit Ethernet port
  • USB: 3x USB 2.0 ports
  • Power: 12V, 5.4A via barrel

Links of Interest

Reviews

Pictures

User Images
  • Board Top
    Board Top
  • Board Bottom
    Board Bottom

See also

This box:
Synology DiskStation Devices • List of NAS Devices
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