Synology DiskStation DS218j

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2-Bay Diskless Network Attached Storage (DS218j)
Support Support page
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Status Unknown
Tomato any flavor Incompatible
Platform
Brand • Model • Rev Synology DiskStation DS218j
Model Part Number HDM22L1
Board ID 08-04HDM2210
Type NAS
CPU1 checkY Marvell 88F6820
CPU1 Type ARMv7 Cortex-A9
CPU1 Speed 1.33 GHz ( 2 cores )
Flash1 Chip Macronix MX25L6406EM2I-12G
Flash1 Size 8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Size 512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />
RAM1 Chip SK hynix H5TC4G63CFR-PBA
ETH chip1 Marvell 88F6820
ETH chip2 Marvell 88E1514
Ethernet Port Count 1-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

Ethernet OUI: 00:11:32 (25 E, 4 W)

Expansion IF types USB 2.0, SATA 3.0
USB ports 2
SATA Ports 2
USB Hub Compatible Untested
Power 12 VDC, 5 A
Connector type barrel
5.5 mm (OD)
2.1 mm (ID)
9.5 mm (LEN)
Serial Port (UART) yes, 6-pin header, populated, 3.3V TTL, (115200 8N1)

Flags:
RTC w/ battery, fan, heatsink

Additional chips
2A Bus Termination Regulator;Richtek;RT9199;;1;
8-bit Flash Microcontroller;Microchip;PIC16F1829;;1;
18V Synchronous Step-Down Converter;MPS;MPQ8632;;1;
30V 14A N-Channel MOSFET;Fairchild Semiconductor;FDMS7694;;1;
30V 10A N-Channel MOSFET;Advanced Power Electronics;AP4410GM;;1;
30V 5.1A P-Channel MOSFET;Advanced Power Electronics;AP4953GM;;2;
1.5-18V 12A Single Synchro Step-Down SWIFT Converter;TI;TPS53515;;1;
Low Offset Hot Swappable 2-Wire Bus Buffer w/ Stuck Bus Recovery;Linear Technology;LTC4307;;1;

Other

Default IP address: acquired via DHCP
the IP acquired via DHCP is used by 254 additional devices
of which 20 are Synology devices
Default login user: admin
Default login password: blank
admin:blank credentials used by 396 additional devices
of which 22 are Synology devices

Manuf/OEM/ODM Brand? HDM22L1 (v1.0)
Retail
(Est.) initial retail price (in USD): $170
UPC 882658610301
(UPC DB, On eBay)
Newegg N82E16822108688
ASIN B076G6YKWZ
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 2x USB 3.0 ports.

See also: Synology DiskStation Devices and List of NAS Devices

Hardware specification

SoC: Dual-Core Armada 385
  • Memory: 512MB (DDR3) SDRAM
  • Storage: 8MB (SPI NOR) Flash,
2x SATA 3.0 ports
  • Network: 1x Gigabit Ethernet port
  • USB: 2x USB 3.0 ports
  • Power: 12V, 5A via barrel

Links of Interest

Reviews

Pictures

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

See also

This box:
Synology DiskStation Devices • List of NAS Devices
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