HP Designjet 4020 and 4520 Printer Series - User's Guide: English

9 How do I... (ink system topics)
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Remove an ink cartridge
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Insert an ink cartridge
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Remove a printhead
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Insert a printhead
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Manage printhead monitoring
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Recover (clean) the printheads
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Clean a printhead's electrical connections
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Align the printheads
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Remove a printhead cleaner
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Insert a printhead cleaner
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Check the status of the ink system
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Get ink cartridge statistics
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Get printhead statistics
ENWW 87
Ink system