HP Pro 4300 Maintenance And Service Manual page 88

11. Remove the four silver Torx screws that secure the display panel to the frame. The screw
locations for each manufacturer are stamped into the metal.
The LG (1) and Samsung (2) panels are secured with two screws on each side (left and right).
Figure 6-70
The CMI panel is secured with two screws on top, two screws on the bottom.
Figure 6-71
12. Lift the display panel from the frame.
13. Be sure to correctly position the jumpers on the converter board for the installed display panel,
as follows:
CAUTION:
panel.
●
LG panel: pins (1)(2) & (3)(4)
●
Samsung panel: pins (3)(4) & (5)(6)
●
CMI panel: pins (1)(2) & (5)(6)
80 Chapter 6 Removal and Replacement Procedures All-in One (AIO) Chassis
Display panel screw locations – LG or Samsung panels
Display panel screw locations – CMI panel
Incorrect jumper placement can result in damage to the converter board and LCD