1 Introduction1-10 VarioLink 2221/2821/3621Images that are usedGenerally, the touch panel screens and application windows that appear inthis manual show that only the optional scanner unit has been installed.Function precautionsFollow the precautions listed below when using these functions.- Since the privacy of transmissions through the Internet or an intranet islimited, we recommend sending important documents directly to therecipient through a common telephone line.- Telephones on a LAN cannot be used.- It may take some time for a transmission to be sent due toInternet/intranet traffic.- Depending on the mail servers, it may not be possible to send documentswith a large number of pages or a large amount of image data.Functions that cannot be usedThe following functions can be used with normal fax transmissions using acommon telephone line, but cannot be used if only the scanner unit isinstalled.- Batch transmission- Polling reception- Polling transmission- Quick scan transmission- Password transmission- Remote copying- Confidential box transmissions- Bulletin registration- On-hook dialing- Remote bulletin retrieval- "No Reduction" setting2 NotePassword transmission and remote copying can be specified in theoperation, but they will not function.