HP Pro 4300 Maintenance & Service Guide HP Compaq Pro 4300 All-in-One Busi - Page 86

Display Panel

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11. Lift the main system bracket assembly off the front bezel. Figure 6-68 Removing the front bezel assembly from the computer 12. Lift the main display panel assembly from the front bezel. To install the front bezel, reverse the removal procedures. Display Panel If you disconnect the display cable from the display panel, you do not have to remove the system board to replace the display panel. Three different display panels are available - LG, Samsung, and CMI. Display panels require a backlight cable specific to the manufacturer. Make sure you use the backlight cable packaged with the display panel. The display panel is secured to the base pan with four Torx screws, as follows: ● CMI - two screws on top, two screws on the bottom ● LG and Samsung - two screws on each side but in different locations To remove the display panel: 1. Prepare the computer for disassembly (see Preparing to Disassemble the Computer on page 26). 2. Remove the center access panel (see Hinge Cover Panel on page 27). 3. Remove the memory access panel (see Memory Access Panel on page 29). 4. Remove the drive access panel (see Drive Access Panel on page 31). 5. Remove the stand (see Stand on page 54). 78 Chapter 6 Removal and Replacement Procedures All-in One (AIO) Chassis

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11.
Lift the main system bracket assembly off the front bezel.
Figure 6-68
Removing the front bezel assembly from the computer
12.
Lift the main display panel assembly from the front bezel.
To install the front bezel, reverse the removal procedures.
Display Panel
If you disconnect the display cable from the display panel, you do not have to remove the system
board to replace the display panel.
Three different display panels are available – LG, Samsung, and CMI.
Display panels require a backlight cable specific to the manufacturer. Make sure you use the
backlight cable packaged with the display panel.
The display panel is secured to the base pan with four Torx screws, as follows:
●
CMI - two screws on top, two screws on the bottom
●
LG and Samsung - two screws on each side but in different locations
To remove the display panel:
1.
Prepare the computer for disassembly (see
Preparing to Disassemble the Computer
on page
26
).
2.
Remove the center access panel (see
Hinge Cover Panel
on page
27
).
3.
Remove the memory access panel (see
Memory Access Panel
on page
29
).
4.
Remove the drive access panel (see
Drive Access Panel
on page
31
).
5.
Remove the stand (see
Stand
on page
54
).
78
Chapter 6
Removal and Replacement Procedures All-in One (AIO) Chassis