PROBE UNIT FOR CHECKING FLAT PANEL DISPLAY, ESPECIALLY COMPRISING FINE ADJUSTMENT PLATE FOR ALIGNMENT

摘要

PURPOSE: A probe unit for checking a flat panel display is provided to obtain good electrical contact. CONSTITUTION: According to the probe unit, a test circuit board has a wire electrode of a test circuit to supply a test signal to a row electrode. A top support plate has a top groove installed in an equal pitch to the wire electrode. A bottom support plate is fixed below the top support plate, and has a bottom groove installed in an equal pitch to the row electrode. And a number of probe pins are supported by the top support plate and the bottom support plate. The probe pin has a top pin inserted into the top groove as contacting to the wire electrode, and a bottom pin(32) inserted into the bottom groove as contacting the row electrode, and a connection part(34) connecting the top pin and the bottom pin.