System Board Components; Installing A 2 X 20 Customer-Facing Display (Cfd) - HP Engage One Retail System 143 Hardware Reference Manual

System board components

Refer to the table below to locate the system board components referenced in this guide.
System board components
(1) SD card slot
(2) CFD connector
(3) Memory modules

Installing a 2 x 20 customer-facing display (CFD)

1. Turn off the computer properly through the operating system, and turn off any external devices.
2. Disconnect the power cord from the computer.
IMPORTANT:
as the system is plugged into an active AC outlet. You must disconnect the power cord and wait
approximately 30 seconds for the power to drain to avoid damage to the internal components of the
computer.
3. Remove the computer head unit from the stand. See
on page
4. Remove the display panel from the computer head unit. See
34 Chapter 3 Hardware configurations and upgrades
(4)
(5)
Regardless of the power-on state, voltage is always present on the system board as long
24.
WLAN module
M.2 SSD
Removing the Engage One head unit from the stand
Removing the display panel on page 31.