HP Compaq NC4400 Maintenance And Service Manual page 127

Removal and Replacement Procedures
Display Assembly Subcomponents
Spare Part Number Information
12.1-inch WXGA, TFT display panel 419141-001
28. Remove the two Phillips PM2.0×6.0 screws 1 that secure the
display panel to the display enclosure.
29. Remove the display panel 2 from the display enclosure.
Removing the Display Panel
Maintenance and Service Guide 5–45