Epson WorkForce Pro WF-M5799 Workgroup Monochrome Multifunction Printer with Replaceable Ink Pack System - Manual (Page 228)

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1. Connect a phone cable to your telephone wall jack and to the LINE port on your product.
Note: If you have a DSL or ISDN connection, you must connect the appropriate DSL filter, or ISDN
terminal adapter or router to the wall jack to be able to use the line for faxing or voice calls using your
product. Contact your DSL or ISDN provider for the necessary equipment.