This document is for HP DeskJet 3630, 3631, 3632, 3633, 3634, 3635, 3636, 3637, 3638, DeskJet Ink Advantage 3635, 3636, 3638, and DeskJet Ink Advantage Ultra 4729 All-in-One printers.
note:Ink level warnings and indicators provide estimates for planning purposes only. When an indicator shows low ink levels, consider having a replacement ink cartridge available to avoid possible printing delays. You do not need to replace ink cartridges until print quality becomes unacceptable.
caution:Do not try to remove the copper electrical strip.Do not touch the copper-colored contacts or the ink nozzles.Do not replace the protective tape on the contacts. Handling these parts can result in clogs, ink failure, and bad electricalconnections.
note:The printer prints an alignment page automatically only when a new ink cartridge has been installed.
note:If the alignment page fails to automatically print, you can manually print an alignment page using the HP Printer Assistant software (Windows) or the Printer Utility (macOS or OS X).
note:To avoid issues that require cleaning, always turn the printer off with the Power button.
caution:Do not try to remove the copper electrical strip.Do not touch the copper-colored contacts or the ink nozzles.Do not replace the protective tape on the contacts. Handling these parts can result in clogs, ink failure, and bad electricalconnections.
note:The printer prints an alignment page automatically only when a new ink cartridge has been installed.
note:If the alignment page fails to automatically print, you can manually print an alignment page using the HP Printer Assistant software (Windows) or the Printer Utility (macOS or OS X).
note:Keep a print sample that shows the problem. If the ink cartridges, printhead, or printer is replaced under warranty, the support agent will request the print sample. If the printer is returned to HP, the print sample must be returned with the printer. Place the sample in the output tray when you package your printer for shipping.