Scanning module movement process and guiding structure therefor

摘要

A scanning apparatus of the invention comprises a scanning module that is slidably mounted to a guiding structure, and a scanning platform where is placed a document sheet to be scanned. The guiding structure includes a first track portion and a second track portion that oppositely face the scanning platform. Thereby when the scanning module is located on the first track portion, it captures the image of the front side of the document sheet. When the scanning module is located on the second track portion, it captures the image of the reverse side of the document sheet.