Attaching An Optional Fingerprint Reader To The I/O Connectivity Base - HP Engage One Retail System 143 Hardware Reference Manual

3. Connect the USB cable to the fingerprint reader (1) and route the cable through the routing channel (2)
on the fingerprint reader.
4. Connect the fingerprint reader USB cable to a USB Type-A port on the I/O connectivity base.
5. Reconnect the I/O connectivity base and computer power cords.
Attaching an optional fingerprint reader to the I/O connectivity
base
The optional fingerprint reader can be used as a standalone device or it can be attached to the I/O
connectivity base. Follow the procedure below to attach the fingerprint reader to the I/O connectivity base.
NOTE: You can attach the fingerprint reader to either side of the I/O connectivity base, but if you attach it to
the left side of the I/O connectivity base, the fingerprint reader will cover the microSD slot and the headset
jack on the I/O connectivity base.
1. Turn off the computer properly through the operating system, and turn off any external devices.
2. Disconnect the power cords from the computer and I/O connectivity base.
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.
22 Chapter 3 Hardware configurations and upgrades
Regardless of the power-on state, voltage is always present on the system board as long