Hewlett–Packard Preliminary and Confidential
System Unit Interfaces
The system board's built–in interfaces have ports on the workstation rear panel and front panel, as
shown in Figures 1–1 and 1–2. Chapter 5 lists the pinouts of these external connectors.
Mic
Headset
Volume
Mute
System Leds
Power LED
Power Switch
Figure 1–1. System Front Panel Connectors
B Class Technical Reference
General Information