Epson WorkForce Pro WF-C5890 Wireless Color MFP Inkjet Printer - Manual (Page 265)

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2. Replace or reinstall the maintenance box or ink pack as indicated on the screen.
Note: If any of the ink packs installed in the product is broken, incompatible with the product model,
or improperly installed, Epson Status Monitor will not display an accurate ink status.
Parent topic: Check Ink and Maintenance Box Status
Related tasks
Removing and Installing Ink Packs
Replacing the Maintenance Box