![](http://pdfasset.owneriq.net/5/c8/5c8faa62-5802-4706-aa73-c41ac3b19ddb/5c8faa62-5802-4706-aa73-c41ac3b19ddb-bg1c.png)
HP Z420 Workstation front panel
Figure 1-11 Front panel components
Table 1-9 Component descriptions
1 Optical drive 5 USB 3.0 ports (2, blue)
2
Power button 6 Headphone connector
3
Hard drive activity light 7 Microphone connector
4
USB 2.0 port (black) 8 IEEE–1394a connector
16 Chapter 1 Hardware overview