Brother International MFC-J4420DW Basic Users Guide - Page 12
Telephone Line Interference or, Troubleshooting for Wireless LAN - wireless setup
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Page 12 highlights
10 Receiving a fax 29 Receive Modes 29 How to choose the correct Receive Mode 29 Receive Modes overview 30 Receive Mode settings 32 Ring Delay 32 F/T Ring Time (Fax/Tel mode only 32 A Routine maintenance ........ 33 How to clean and check the machine 33 Cleaning the scanner 33 Checking the print quality........... 33 Checking the print alignment ..... 35 B Troubleshooting 36 Identifying the problem 36 Error and maintenance messages 37 Error animations 46 Transferring your faxes or Fax Journal report 46 Document jam (MFC-J4420DW 47 Printer jam or paper jam 48 Troubleshooting for Wireless LAN setup 54 Wireless LAN report 54 If you are having difficulty with your machine 55 Dial Tone detection 65 Telephone Line Interference or VoIP System 65 Machine Information 66 Checking the serial number ....... 66 Checking the firmware version 66 Reset operations overview......... 66 How to reset the machine .......... 67 C Index 68 Supplies 71 x
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