Epson Stylus Pro 7800 Professional Edition Printer Guide - Page 154
Improving Print Quality, Windows.
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154 | Solving Problems Message SENSOR ERROR LOAD DIFFERENT PAPER SERVICE CALL ERROR UNABLE TO PRINT MAKE SURE PAPER IS LOADED Explanation The loaded paper does not match the selected paper type (roll or sheet). The print head is locked. An error has occurred. An error may be occurring when you try to print patterns such as a nozzle check. Response Press the l Paper Source button to select the correct paper type (roll or sheet). Remove the bracket securing the print head; see page 33. Note the error number, then turn the printer off. Unplug the printer and wait 30 seconds. Then plug it in and turn it back on. If the message remains, contact Epson as described on page 11. Exit the Test Print menu, and check for low ink or incorrectly loaded paper. Problem Your print has horizontal banding. Improving Print Quality You can often improve print quality by doing the following: • Run a nozzle check and cleaning cycle. See page 122 for instructions. • Align the print head. See page 126 for instructions. • When you send a print job, make sure your print options are set correctly. For more information, see Chapter 3 (Macintosh) or Chapter 4 (Windows). If none of these suggestions help, try the solutions on the following pages. Solution ◗ Check the ink indicators and light to see if you are low on ink. Replace ink cartridges if necessary, as described on page 127. ◗ Run a nozzle check and cleaning cycle. See page 122 for instructions. ◗ Turn off High Speed in your Advanced settings. ◗ Make sure the Media Type setting in the printer software is correct for the media you're printing on. ◗ If you're using cut sheet media, make sure the printable side is face up. ◗ Choose a higher resolution, such as SuperPhoto - 2880dpi. 6-154