HP 840 G1 manual Display assembly

Display assembly

NOTE: HP EliteBook 840 models offer both touch and non-touch displays. Non-touch displays are spared at the subcomponent level only. Touch displays are only spared as a whole (touch display components are not spared).

In non-touch models, you can remove the raw display panel with the display assembly still connected to the computer. For more information, see Display panel (non-touch) on page 66.

The following section shows how to remove the raw display panel without removing the display assembly from the computer. See the display section later in this chapter to remove internal components that require that you remove the display assembly.

Description	Spare part number
Display assembly, touch screen (whole assembly)
Display assembly, 14-inch, HD+, for use in HP EliteBook 840 models	737735-001
Display assembly, 14-inch, HD+, for use in HP ZBook 14 models	739848-001
Display enclosure (non-touch models) (includes 4 transceivers with antennas)
Display bezel for use in HP EliteBook 840 models	730949-001
Display bezel for use in HP ZBook 14 models	730948-001
Display bezel for use in HP EliteBook 850 models	730811-001

Before removing the display assembly, follow these steps:

1.Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

2.Disconnect the power from the computer by unplugging the power cord from the computer.

3.Disconnect all external devices from the computer.

4.Remove the following components:

a.Service cover (see Service cover on page 48)

b.Battery (see Battery on page 50)

c.Fan (see Fan on page 77)

d.Keyboard (see Keyboard on page 62)

e.Base enclosure (see Base enclosure on page 71)

Remove the display assembly:

1.Disconnect the display panel cable (1) from the system board.

Component replacement procedures 97