14. Close the door and follow the instructions on the front panel.
15. The front panel recommends a printhead alignment.
The Printer now prepares the printhead for use. The process takes approximately 6 minutes.
IMPORTANT: Do not open any covers during this process.
You cannot insert the printhead
1. Check that you have the correct type of printhead (HP no. 729). See Table 2-1 Driver features
on page 121 to check corresponding model number.
2. Check that you have removed the orange protective cap from the printhead.
3. Check that the printhead is correctly oriented.
4. Check that you have correctly latched the printhead (white latch), see Replace the printhead
on page 124.
5. Check that the printhead is correctly inserted.
6. Check that the tubes connector lever (blue) is up before connecting the tubes connector.
128 Chapter 2 Troubleshooting ENWW