Replace IC (SO-28W)
this board is a dedicated RS232 DTE, controllable via network/internet.
The main controller IC had burnt out due to too high voltage for the 3.3v regulator.
Note the shorted IC is already desoldered and pads are clean.
this board is a dedicated RS232 DTE, controllable via network/internet.
The main controller IC had burnt out due to too high voltage for the 3.3v regulator.
Note the shorted IC is already desoldered and pads are clean.