HP LaserJet Enterprise MFP M634, M635, M636 - User Guide

9 Solve problems
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Customer support
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Control panel help system
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Reset factory settings
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A “Cartridge is low” or “Cartridge is very low” message displays on the printer control panel
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Printer does not pick up paper or misfeeds
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Clear paper jams
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Resolving mono print quality problems
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Improve copy image quality
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Improve scan image quality
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Improve fax image quality
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Solve wired network problems
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Solve wireless network problems
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Solve fax problems
For more information
The following information is correct at the time of publication.
For video assistance, see www.hp.com/videos/LaserJet.
For current information, see www.hp.com/support/ljM634MFP, www.hp.com/support/ljM635MFP, or
www.hp.com/support/ljM636MFP.
HP's all-inclusive help for the printer includes the following information:
● Install and congure
● Learn and use
● Solve problems
● Download software and rmware updates
● Join support forums
● Find warranty and regulatory information
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