HP DeskJet 840C Series

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HP Customer Care by Phone
Before placing a call for help, please make sure that:
1 You have checked your Quick Start Poster , this User’s Guide,
and the Reference Manual for installation and
troubleshooting tips.
2 You have checked HP Customer Care Online for product
help. See page 53 for HP web site addresses.
3
If you cannot solve your problem using the above, then call
an HP service technician while you’re in front of your
computer and printer. Before you call, be sure you have the
following information:
- Your printer’s serial number (the label is on the printer’s
bottom).
________________________________________
- Your printer’s model number (the label is on the front of
the printer).
________________________________________
- The model of the computer.
________________________________________
- The version of the printer and software program (if
applicable).
________________________________________
Then we can help you with your questions immediately!
Region
Phone Support
*
*Long distance charges may apply in different regions.
DeskJet 840C Series North America
(including Canada)
Fee based
Asia Pacific 90 days
Europe 6 months
Latin America 1 year