Front Panel Audio Connector and Header Pinouts for Intel Nov 13, 2017The front panel audio header on an Intel® Desktop Board lets you connect to a front panel audio module built into a system chassis. See the header pinout configuration below for connecting a chassis with Intel® High Definition Audio (Intel® HD Audio) or AC'97 (Audio Codec '97) audio. Motherboard connectors pinouts diagrams @ pinouts Motherboard connectors pinouts. Here are complementary connectors of motherboards. Intel High Definition Audio connector Intel HD Audio analog front panel dongles can support up to two analog audio jacks, each of which signals user connection, or disconnection.