IO line testing arrangement of ruggedized computer

The utility model discloses a based on CPCI 3U6U framework IO line testing arrangement of ruggedized computer, including two blocks of test circuit boards, test cable, host computer, wherein the test circuit board includes power, crystal oscillator, FPGA, PV needle mould piece, button, LED lamp, LCD LCD screen. A test circuit board inserts by in the survey computer CPCI slot, and the connector that the ruggedized computer was surveyed through debugging cable and quilt to the 2nd test circuit board is continuous, and two blocks of test circuit boards send the host computer with the test result through the RS232 serial ports. The utility model discloses a test circuit board pointwise is sent a signal, and all signals are received simultaneously to the 2nd test circuit board, the utility model discloses a based on CPCI 3U6U framework IO line testing arrangement of ruggedized computer simple structure, be convenient for implement.