HP Designjet 4500 Printer series - Manual (Page 86)

4. Pull up and release the latch on top of the carriage assembly.
5. Lift up the cover. This will give you access to the setup printheads.
6. Before removing the setup printheads, look at the window on top of each one and check that the
printhead contains ink.
7. To remove a setup printhead, lift up the blue handle.
8. Using the blue handle, gently disengage the setup printhead from the carriage.
72 Chapter 3 How do I... (printer assembly topics) [4500] ENWW
How do I... (printer
assembly topics) [4500]