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Closeup of the MCU and ISP Connector (with pin overlay). All marked voltage and ohm values were verified with my multimeter.

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View of entire circuit and ISP (showing problem indicating red light and green USB indicator).
Board tab of the connect dialog. Pressing the "Oscillator and ISP Clock" Read button and the Read Voltages button does not display any errors.
Target power message after clicking the Signature area's "Read" button on the advanced tab of the connect dialog.
Error message that displays after pressing the cancel button
The Program tab of the connect dialog.