16.Front panel line in connector (5-pin FP_LINE_IN) (on audio models only)

This connector is for a front panel Line In jack with a return path for automatic signal switching. By default, pins 1-2 and pins 3-4 are shorted with jumper caps to make the Line In source available from the rear panel Line In jack. Remove the jumper caps if you desire to install the Intel front panel audio cable.

FP_LINE_IN

ALINE_LIN_L

BLINE_LIN_L

AGND

LINE_IN_R

BLINE_IN_R

P4B533-E

P4B533-E LINE_IN Connector

17.Digital audio connector (6-1 pin SPDIF) (on audio models only)

This connector is for the bundled S/PDIF audio module that allows digital instead of analog sound output. Connect one end of the audio cable to the S/PDIF In/Out connector on the motherboard, and the other end to the S/PDIF module.

P4B533-E

SPDIF

GND

GND

1

SPDIF_IN

+5V

SPDIF_OUT

P4B533-E Digital Audio Connector

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Chapter 2: Hardware information