Taiwan Semiconductor Manufacturing Comp. Ltd.

Jun-Bo Chen

Kuo-Chen Lin

Chi-Pong Chiang

A method and an apparatus for preventing the misplacement of a cassette pod on the loadport of a process machine are described. In the method, a cassette pod that is equipped with an identification tag on a front panel is first provided, a process machine that is equipped with a loadport for receiving the cassette pod is then provided, at least one position verification block is mounted on the loadport at a first preset position, and then at least one position verification finger is mounted on the front panel of the cassette pod corresponding to the first preset position of the at least one position verification block such that when the cassette pod is placed on the loadport, the at least one position verification finger does not interfere with the at least one position verification block.

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Kaohsiung, Taiwan

Jun-Bo Chen