Front Panel Components - HP ProDesk 400 G1 Microtower Hardware Reference Manual

Front panel components

Drive configuration may vary by model. Some models have a bezel blank covering one or more drive
bays.
1 5.25-inch Optical Drive (optional)
2 5.25-inch Half-Height Drive Bay (behind bezel)
3 3.5-inch Media Card Reader (optional)
4 Dual-State Power Button
5 USB 2.0 Ports (black)
NOTE: The Power On Light is normally white when the power is on. If it is flashing red, there is a problem with
the computer and it is displaying a diagnostic code. Refer to the Maintenance and Service Guide to interpret the
code.
2 Chapter 1 Product features
6 Microphone Connector
7 Hard Drive Activity Light
8 USB 3.0 Ports (blue)
9 Headphone Connector