HP laserjet 3390, 3392 all-in-one Service Manual
Tips to avoid jams
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Use only HP-recommended media types and sizes.
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Verify that the input tray is not overfilled. The input tray capacity varies depending on the type of
print media that you are using.
print media that you are using.
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Verify that the media guides are correctly adjusted.
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Check that the input tray is securely in place.
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Do not let print media stack up in the output bin. The print media type and the amount of toner used
affect the output bin capacity.
affect the output bin capacity.
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Do not add print media into the input tray while the all-in-one is printing.
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Do not open the print cartridge door during printing.
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Check the power connection. Make sure that the power cord is firmly connected to both the all-in-
one and the power-supply box. Plug the power cord into a grounded electrical outlet.
one and the power-supply box. Plug the power cord into a grounded electrical outlet.
Where to look for jams
Jams can occur in these locations:
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Inside the all-in-one
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In output areas
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In the automatic document feeder (ADF)
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In the automatic duplexer
Find and remove the jam by using the instructions on the following pages. If the location of the jam is
not obvious, first look inside the all-in-one.
not obvious, first look inside the all-in-one.
Loose toner might remain in the all-in-one after a jam. This problem typically resolves itself after a few
sheets have printed.
sheets have printed.
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Chapter 6 Troubleshooting
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