20 Most Recent Epson WorkForce WF-3640 Wireless Color All-in-One Inkjet Printer - Page 5 Questions & Answers

Here link to Epson. how to change cartridges. https://files.support.epson.com/htmldocs/wf435_/wf435_00ug/wwhelp/wwhimpl/common/html/wwhelp.htm?context=Epson&file=ink.10.1.html

Considering reviews I'd say price vs quality will make diference... Also, you can buy ink cartridges for as low as 1 Usd each (recycled).

http://www.consumerreports.org/cro/magazine/2013/08/the-high-cost-of-wasted-printer-ink/index.htm The Cost of Printer Ink Consumer Reports

Check your cables are in the correct positions., Turn the printer off and reboot your computer. Check the computer and see if it " finds" the printer. On the PC, press "start" look for and click on "printers and or accessories" Your printer should be displayed there. Click on properties. If the PC cant find it, I would say the cable is damaged or disconnected or the software for your printer has been deleted or failed. You may have to reinstall the software again.

Check phone line by plugging phone into line and see if a call can be made.If not you probably have a bad modem.Do you also have problem sending faxes?

First, pull the power cord from the 3800. Open the top cover, then, plug the power cord back in. After a few seconds the head will leave the parking station and move to the left. Pull the plug again before the head has time to move back to the parking station. OR In case You Need Online Assistance Then follow Us For ON: Epson Printer Support

this link explains how to set time on Epson 520 http://files.support.epson.com/htmldocs/wf520_/wf520_ug/wwhelp/wwhimpl/js/html/wwhelp.htm