Teardown of a D-Link dir815 Wireless N-Router

Small, cheapish 2 Channel 2.5/5.8Ghz Router with 4 Port 10/100 Switch. Follow the links to get to the datasheets for the IC`s of the device. Full size pictures of the teardown at the end of the page.


Programing interface:

There is a Serial (UART) port for the RT3662 chip on the bottom left side of the pcb. The pinout is:

  • RXD
  • 3.3V
  • GND
  • TXD

Serial protocoll: 57600 baud, 8N1 (8 bit, no parity, 1 stop bit).


LAN Driver / Switch

  • IC+ IP175D 5 port 10/100 Ethernet switch

Wireless SOC (System on chip)

  • 5.8GHz band, Media Raillink RT3662 dual band N channel, 300MBit/s
  • 2.4Ghz dual band, Raillink RT3092 PCI wireless driver with RF stage

Rf Amplifier Stage:

  • 2x 5GHz siGe 2537L 30dB power amplifier
  • 2x 2.4GHz SST 12P15A 32dB power amplifier
  • Additional lumped & active (?) filters and other small RF stuff



Teardown pictures (Click for full size Download).

Analog stage of the Dlink DIR815
Backside of the DIR815 PCB
Dir 815 board overview
Overview with shield removed.
RT366 Wlan SOC of the DIR815
RT366 Wlan SOC of the DIR815

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