The picture links below are broken. Please avoid links to external sources and upload pictures to the wiki instead.
See howto: Adding images to the OpenWrt Wiki. After you have added the pictures, this FIXME note can be removed.
There are two screws at the bottom of the device, under the rubber feet.
One screew at the back of the device, under the label.
The rest of the case is kept together by latches at the every side of the device.
I started disassembly from up using small flat screwdriver.
→ port.serial general information about the serial port, serial port cable, etc.
If you open the casing and remove the PCB from the chassis, there is a well labeled TTL serial connector near the top between the wireless antenna connectors. It operates at 115200 baud 8N1.
How to connect to the Serial Port of this specific device:
→ port.jtag general information about the JTAG port, JTAG cable, etc.
The JTAG port consists of 10 female pin holes at the bottom of the PCB next to the LAN ports. Still unsure about pin-out.
How to connect to the JTAG Port of this specific device: