| 摘要 |
A handler is provided, including a chamber in which to-be-tested packaged chips contained in a test tray are connected to sockets of a test board, an exchanging unit exchanging the test trays with the chamber; a transferring unit transferring the test tray containing the to-be-tested packaged chips from the exchanging unit to the chamber, and transferring the test tray containing tested packaged chips from the chamber to the exchanging unit, a picker removing the tested packaged chips from the test tray staying in the exchanging unit and putting the to-be-tested packaged chips into the test tray staying in the exchanging unit; and an inserting unit including a pusher pushing the test tray to connect the to-be-tested packaged chips to the sockets of the test board, a pusher driving unit driving the pusher, a sensor sensing an amount of pressure applied by the pusher to the test tray; and a controller controlling the pusher driving unit to enable the pusher to apply a proper amount of pressure to the test tray.
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