HP Officejet Pro 8620 User Guide - Page 145

Solve printer problems, The printer shuts down unexpectedly, Printhead alignment fails

Page 145 highlights

Solve printer problems This section contains the following topics: ● The printer shuts down unexpectedly ● Printhead alignment fails ● Paper-feed problems ● The printer cannot read the memory device The printer shuts down unexpectedly Check the power and power connections ● Make sure the printer's power cord is connected firmly to a functioning power outlet. Check the Schedule on and off feature ● The printer's Schedule On and Off feature will turn off the printer at the time you set. Check if you enable the Schedule On and Off feature. For more information, see Manage Power on page 5. Printhead alignment fails If the alignment process fails, make sure you have loaded unused, plain white paper into the input tray. If you have colored paper loaded in the input tray when you align the ink cartridges, the alignment fails. If the alignment process fails repeatedly and the print quality is poor, you might need to clean the printhead. To clean the printhead, see Clean the printhead on page 155. If cleaning the printhead does not solve the problem, contact HP support. Go to www.hp.com/support. This website provides information and utilities that can help you correct many common printer problems. If prompted, select your country/region, and then click Contact HP for information on calling for technical support. Paper-feed problems TIP: You can visit the HP online support website at www.hp.com/support for information and utilities that can help you correct many common printer problems. Paper is not picked up from a tray ● Make sure paper is loaded in the tray. For more information, see Load paper on page 23. Fan the paper before loading. ● Make sure the paper-width guides are set to the correct markings in the tray for the paper size you are loading. Also make sure the paper guides are snug, but not tight, against the stack. ● Make sure paper in the tray is not curled. Uncurl paper by bending it in the opposite direction of the curl. ENWW Solve printer problems 129

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Solve printer problems
This section contains the following topics:
The printer shuts down unexpectedly
Printhead alignment fails
Paper-feed problems
The printer cannot read the memory device
The printer shuts down unexpectedly
Check the power and power connections
Make sure the printer's power cord is connected firmly to a functioning power outlet.
Check the Schedule on and off feature
The printer's Schedule On and Off feature will turn off the printer at the time you set.
Check if you enable the Schedule On and Off feature. For more information, see
Manage Power
on page
5.
Printhead alignment fails
If the alignment process fails, make sure you have loaded unused, plain white paper into the input
tray. If you have colored paper loaded in the input tray when you align the ink cartridges, the
alignment fails.
If the alignment process fails repeatedly and the print quality is poor, you might need to clean the
printhead. To clean the printhead, see
Clean the printhead
on page
155.
If cleaning the printhead does not solve the problem, contact HP support. Go to
www.hp.com/
support.
This website provides information and utilities that can help you correct many common printer
problems. If prompted, select your country/region, and then click
Contact HP
for information on calling
for technical support.
Paper-feed problems
TIP:
You can visit the HP online support website at
www.hp.com/
support for information and utilities
that can help you correct many common printer problems.
Paper is not picked up from a tray
Make sure paper is loaded in the tray. For more information, see
Load paper
on page
23. Fan
the paper before loading.
Make sure the paper-width guides are set to the correct markings in the tray for the paper size
you are loading. Also make sure the paper guides are snug, but not tight, against the stack.
Make sure paper in the tray is not curled. Uncurl paper by bending it in the opposite direction of
the curl.
ENWW
Solve printer problems
129