■ For Transporting the Printer ............................................................................................300 Cleaning the Printer....................................................................................
301 ■ Cleaning the Exterior.........................................................................................................302 ■ Cleaning the Auto Cutter..................................................................................................302 ■ Cleaning the Edge Guides ................................................................................................303 ■ Cleaning the Paper Pressure Roller ................................................................................305 ■ Cleaning the Gap Detector (Light Emitting Unit) ........................................................307 ■ Cleaning the Platen ...........................................................................................................308 ■ Print Head Cleaning...........................................................................................................309 Printing Nozzle Check Patterns................................................................................................................................309 Running Print Head Cleaning...................................................................................................................................311 Troubleshooting..........................................................................................
312 ■ A Message Appears on the Operation Panel ................................................................312 ■ Print Quality Problems......................................................................................................317 ■ Cannot Print........................................................................................................................321 ■ Cannot Print Continuously...............................................................................................324 ■ Cannot Feed Paper from Outside the Printer ...............................................................324 ■ Network Connection Check Errors..................................................................................325 Error Code........................................................................................................................................................................325 Messages about the network environment ........................................................................................................327 ■ Unable to Connect to the Network.................................................................................328 Problem with Wireless LAN Network Device(s)..................................................................................................328 The Devices and the Wireless Router are Too Far Apart to Receive Signals.............................................328 Wireless LAN Settings do Not Match with a Replaced New Router............................................................328 Computer or Smart Device and Printer are Connected to Different SSIDs..............................................328 Privacy Separator Function of the Wireless LAN Router is Enabled............................................................328 IP Address has Not been Assigned Correctly......................................................................................................329 Radio Frequency Interference caused by Device Connected to USB 3.0 port........................................329 Problem with the Network Settings of the Computer or Smart Device....................................................329 ■ A Message Appears on the Computer Screen ..............................................................330 ■ Printing from a Computer is Impossible or Becomes Suddenly Impossible...........331 Checking Whether the Printer Driver Is Installed ..............................................................................................331 Reconnecting the Printer and Computer.............................................................................................................331 Checking the [Printers & scanners].........................................................................................................................332 Checking the Print Data..............................................................................................................................................332 The Printer does Not Turn On ...................................................................................................................................333 17