yea, send me the output from everest as you're using some pretty old drivers (see below) (which get packaged with the Control Panel Realtek applet as well) AT LEAST I"M GUESSING SOMETHING MORE RECENT AVAILABLE THEN 2005 (will see)
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Sound Capture Devices
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Description: Realtek HD Audio input
Default Sound Capture: Yes
Default Voice Capture: Yes
Driver Name: RtkHDAud.sys
Driver Version: 5.10.0000.5188 (English)
Driver Attributes: Final Retail
Date and Size: 11/10/2005 16:44:12, 4064256 bytes
Cap Flags: 0x41
Format Flags: 0xFFF