Patent ID: 11901163
Assignee: TOKYO ELECTRON LIMITED
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. The edge ring replacement method of claim 2, further comprising:
placing the edge ring,
wherein said placing the edge ring includes:
moving the jig, which supports the edge ring and is supported by the holder, above the substrate support surface;
raising the different lifter to deliver the jig supporting the edge ring from the holder to the different lifter;
extracting the holder, and then raising the lifter supporting only the cover ring to deliver the edge ring from the jig to the cover ring;
moving the holder to a space between the substrate support surface and the jig, and then lowering the different lifter to deliver the jig from the different lifter to the holder;
extracting the holder from the processing chamber to transfer the jig from the processing chamber; and
lowering the lifter to place the cover ring supporting the edge ring on the annular member support surface.