Intel BX80580Q9400 User Manual - Page 75
Enabling External HDMI, Support for Upham 4, Low Voltage High-Definition HD Audio, Rework
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Rework Instructions B.3 Enabling External HDMI If using an external HDMI codec, depending on the configuration: Stuff R7G3, R7G2, R7V8, R7G11 and one of R9E13 or R9E10 depending on the add-in card and NoStuff R7V24,R7V8,R7V3,R7V4,R5F7,R9E14,R9E12 ,R9E8 Note: All rework should use lead-free solder in order to keep the board RoHS compliant. B.4 Support for Upham 4 Stuff R8B5 and R7C1 Note: All rework should use lead-free solder in order to keep the board RoHS compliant. B.5 Low Voltage High-Definition (HD) Audio Rework Note: All rework should use lead-free solder in order to keep the board RoHS compliant. Follow the steps below to enable the Low Voltage HD Audio: 1. Unstuff R8E7 and stuff R8E8 2. Unstuff R7H3 and stuff R7H2 Figure 23. Low Voltage HD Audio Rework (Always Rail) Development Kit User's Manual 75