HP Deskjet 3050A - Manual (Page 42)

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Prepare the trays
Open output tray
▲ Output tray must be open to begin printing.
Close cartridge door
▲ Cartridge door must be closed to begin printing.
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Printer failure
Resolve printer failure.
▲ If you have already turned the printer off and then on, and this does not solve your problem, contact HP support.
Please contact HP support for help .
Ink cartridge problem
First try removing and reinserting the cartridges. If this does not work, clean the cartridge contacts. If your problem is still not
resolved,
Replace the cartridges .
Clean the ink cartridge contacts
CAUTION: The cleaning procedure should take only a few minutes. Make sure that the ink cartridges are reinstalled in
the product as soon as possible. It is not recommended to leave the ink cartridges outside of the product longer than 30
minutes. This could result in damage to both the printhead and the ink cartridges.
1. Check that power is on.
2. Open cartridge access door.
Chapter 9
40 Solve a problem