HP Designjet 4520 Printer series - Manual (Page 106)

4. Insert any other printheads that need to be installed, and close the carriage cover.
When all the printheads have been inserted correctly and accepted by the printer, the printer will
beep.
NOTE: If the printer does not beep when you insert the printhead and the Replace message
appears on the front panel, the printhead may need to be reseated.
5. Latch the carriage cover.
When the carriage has been correctly latched, it looks like this:
6. Close the window.
96 Chapter 9 How do I... (ink system topics) ENWW
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