Desktop Boards
Desktop Boards
Front panel audio header pinouts

The front panel audio header on an Intel® Desktop Board lets you connect to a front panel audio module built into a system chassis. This document describes the header pin-out configuration for connecting a chassis with Intel® High Definition Audio (HD Audio) or AC'97 audio.

Note HD Audio headers are pin-compatible with AC'97 chassis and connectors.

For HD Audio front panel modules

Pin Signal Description Pin Signal Description
1 PORT 1L Analog Port 1 - left channel (Microphone) 2 GND Ground
3 PORT 1R Analog Port 1 - right channel (Microphone) 4 PRESENCE# Active low signal that signals BIOS that an Intel® HD Audio dongle is connected to the analog header. PRESENCE# = 0 when an Intel® HD Audio dongle is connected
5 PORT 2R Analog Port 2 - right channel (Headphone) 6 SENSE1_RETURN Jack detection return for front panel (JACK1)
7 SENSE_SEND Jack detection sense line from the Intel® HD Audio CODEC jack detection resistor network 8 KEY No pin
9 PORT 2L Analog Port 2 - left channel (Headphone) 10 SENSE2_RETURN Jack detection return for front panel (JACK2)

For AC97 front panel modules

Pin Signal Description Pin Signal Description
1 MIC Front panel microphone input signal (biased when supporting stereo microphone) 2 AUD_GND Ground used by analog
3 MIC_BIAS Microphone power / additional MIC input for stereo microphone support 4 AUD_GND Ground used by analog audio circuits
5 FP_OUT_R Right channel audio signal to front panel (headphone drive capable) 6 FP_RETURN_R Right channel audio signal return from front panel (when headphones unplugged)
7 AUD_5V Filtered +5 V used by analog audio circuits 8 KEY No pin
9 FP_OUT_L Left channel audio signal to front panel (headphone drive capable) 10 FP_RETURN_L Left channel audio signal return from front panel (when headphones unplugged)

Related Topic:
Troubleshooting audio issues

This applies to:
Intel® Desktop Board D101GGC
Intel® Desktop Board D102GGC2
Intel® Desktop Board D201GLY
Intel® Desktop Board D201GLY2
Intel® Desktop Board D2500CC
Intel® Desktop Board D2500HN
Intel® Desktop Board D2700DC
Intel® Desktop Board D2700MUD
Intel® Desktop Board D410PT
Intel® Desktop Board D425KT
Intel® Desktop Board D510MO
Intel® Desktop Board D525MW
Intel® Desktop Board D5400XS
Intel® Desktop Board D845EPI
Intel® Desktop Board D845GEBV2
Intel® Desktop Board D845GERG2
Intel® Desktop Board D845GVFN
Intel® Desktop Board D845GVSR
Intel® Desktop Board D845PEBT2
Intel® Desktop Board D845PEMY
Intel® Desktop Board D845PESV
Intel® Desktop Board D848PMB
Intel® Desktop Board D865GBF
Intel® Desktop Board D865GLC
Intel® Desktop Board D865GRH
Intel® Desktop Board D865GSA
Intel® Desktop Board D865GVHZ
Intel® Desktop Board D865PCD
Intel® Desktop Board D865PERL
Intel® Desktop Board D875PBZ
Intel® Desktop Board D915GAG
Intel® Desktop Board D915GAV
Intel® Desktop Board D915GEV
Intel® Desktop Board D915GLVG
Intel® Desktop Board D915GUX
Intel® Desktop Board D915PBL
Intel® Desktop Board D915PCM
Intel® Desktop Board D915PCY
Intel® Desktop Board D915PDT
Intel® Desktop Board D915PGN
Intel® Desktop Board D915PLWD
Intel® Desktop Board D915PSY
Intel® Desktop Board D925XBC
Intel® Desktop Board D925XCV
Intel® Desktop Board D925XEBC2
Intel® Desktop Board D925XECV2
Intel® Desktop Board D925XHY
Intel® Desktop Board D945GBO
Intel® Desktop Board D945GCCR
Intel® Desktop Board D945GCL
Intel® Desktop Board D945GCLF
Intel® Desktop Board D945GCLF2
Intel® Desktop Board D945GCNL
Intel® Desktop Board D945GCPE
Intel® Desktop Board D945GCZ
Intel® Desktop Board D945GNT
Intel® Desktop Board D945GPM
Intel® Desktop Board D945GRW
Intel® Desktop Board D945GSEJT
Intel® Desktop Board D945GTP
Intel® Desktop Board D945PAW
Intel® Desktop Board D945PDK
Intel® Desktop Board D945PLNM
Intel® Desktop Board D945PLRN
Intel® Desktop Board D945PSN
Intel® Desktop Board D945PVS
Intel® Desktop Board D945PWM
Intel® Desktop Board D946GZIS
Intel® Desktop Board D946GZTS
Intel® Desktop Board D955XBK
Intel® Desktop Board D955XCS
Intel® Desktop Board D975XBX
Intel® Desktop Board D975XBX2
Intel® Desktop Board DB43LD
Intel® Desktop Board DB65AL
Intel® Desktop Board DG31GL
Intel® Desktop Board DG31PR
Intel® Desktop Board DG33BU
Intel® Desktop Board DG33FB
Intel® Desktop Board DG33TL
Intel® Desktop Board DG35EC
Intel® Desktop Board DG41AN
Intel® Desktop Board DG41BI
Intel® Desktop Board DG41CN
Intel® Desktop Board DG41KR
Intel® Desktop Board DG41MJ
Intel® Desktop Board DG41RQ
Intel® Desktop Board DG41TX
Intel® Desktop Board DG41TY
Intel® Desktop Board DG41WV
Intel® Desktop Board DG43GT
Intel® Desktop Board DG43NB
Intel® Desktop Board DG43RK
Intel® Desktop Board DG45FC
Intel® Desktop Board DG45ID
Intel® Desktop Board DG965MQ
Intel® Desktop Board DG965MS
Intel® Desktop Board DG965OT
Intel® Desktop Board DG965PZ
Intel® Desktop Board DG965RY
Intel® Desktop Board DG965SS
Intel® Desktop Board DG965WH
Intel® Desktop Board DH55HC
Intel® Desktop Board DH55PJ
Intel® Desktop Board DH55TC
Intel® Desktop Board DH57DD
Intel® Desktop Board DH57JG
Intel® Desktop Board DH61AG
Intel® Desktop Board DH61BE
Intel® Desktop Board DH61CR
Intel® Desktop Board DH61DL
Intel® Desktop Board DH61KVCH
Intel® Desktop Board DH61SA
Intel® Desktop Board DH61WW
Intel® Desktop Board DH61ZE
Intel® Desktop Board DH67BL
Intel® Desktop Board DH67CF
Intel® Desktop Board DH67CL
Intel® Desktop Board DH67GD
Intel® Desktop Board DH67VR
Intel® Desktop Board DN2800MT
Intel® Desktop Board DP35DP
Intel® Desktop Board DP43BF
Intel® Desktop Board DP43BFL
Intel® Desktop Board DP43TF
Intel® Desktop Board DP45SG
Intel® Desktop Board DP55KG
Intel® Desktop Board DP55SB
Intel® Desktop Board DP55WB
Intel® Desktop Board DP55WG
Intel® Desktop Board DP67BA
Intel® Desktop Board DP67BG
Intel® Desktop Board DP67DE
Intel® Desktop Board DP965LT
Intel® Desktop Board DQ35JO
Intel® Desktop Board DQ35MP
Intel® Desktop Board DQ43AP
Intel® Desktop Board DQ45CB
Intel® Desktop Board DQ45EK
Intel® Desktop Board DQ57TM
Intel® Desktop Board DQ57TML
Intel® Desktop Board DQ67EP
Intel® Desktop Board DQ67OW
Intel® Desktop Board DQ67SW
Intel® Desktop Board DQ963FX
Intel® Desktop Board DQ965CO
Intel® Desktop Board DQ965GF
Intel® Desktop Board DQ965WC
Intel® Desktop Board DX38BT
Intel® Desktop Board DX48BT2
Intel® Desktop Board DX58OG
Intel® Desktop Board DX58SO
Intel® Desktop Board DX58SO2
Intel® Desktop Board DX79SI
Intel® Desktop Board DX79TO
Intel® Desktop Board DZ68BC
Intel® Desktop Board DZ68DB
Intel® Desktop Board DZ68ZV

Solution ID: CS-015851
Date Created: 22-Sep-2004
Last Modified: 01-Jan-2012
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