I downloaded the Data logs, and one of the files is Alerts... a portion of which looks like this:
6502.44,2,9,2020-07-12 14:55:23,+37.09436,-110.59238,11087,133.1,288.6,-10.1,14:55:41,AUDIO,PLAY,SYS_CAUTION,
6502.50,2,9,2020-07-12 14:55:24,+37.09441,-110.59257,11087,133.0,288.5,-10.1,14:55:41,TEXT,HIDE,AP DISCONNECT BROKEN,
6503.00,2,9,2020-07-12 14:55:24,+37.09450,-110.59293,11088,132.9,288.4,-10.1,14:55:41,TEXT,SHOW,alertAP DISCONNECT BRO,
6503.00,2,9,2020-07-12 14:55:24,+37.09450,-110.59293,11088,132.9,288.4,-10.1,14:55:41,AUDIO,PLAY,SYS_CAUTION,
6503.06,2,9,2020-07-12 14:55:24,+37.09450,-110.59293,11088,132.9,288.4,-10.1,14:55:41,TEXT,HIDE,AP DISCONNECT BROKEN,
6503.81,2,9,2020-07-12 14:55:25,+37.09465,-110.59348,11089,132.8,288.2,-10.1,14:55:42,TEXT,SHOW,alertAP DISCONNECT BRO,
6503.81,2,9,2020-07-12 14:55:25,+37.09465,-110.59348,11089,132.8,288.2,-10.1,14:55:42,AUDIO,PLAY,SYS_CAUTION,
6503.88,2,9,2020-07-12 14:55:25,+37.09465,-110.59348,11089,132.8,288.2,-10.1,14:55:42,TEXT,HIDE,AP DISCONNECT BROKEN,
6505.31,2,9,2020-07-12 14:55:26,+37.09493,-110.59457,11090,132.6,288.0,-10.1,14:55:44,TEXT,SHOW,alertAP DISCONNECT BRO,
6505.31,2,9,2020-07-12 14:55:26,+37.09493,-110.59457,11090,132.6,288.0,-10.1,14:55:44,AUDIO,PLAY,SYS_CAUTION,
6505.31,2,9,2020-07-12 14:55:26,+37.09493,-110.59457,11090,132.6,288.0,-10.1,14:55:44,AUDIO,PLAY,SYS_CAUTION,
6505.38,2,9,2020-07-12 14:55:26,+37.09493,-110.59457,11090,132.6,288.0,-10.1,14:55:44,TEXT,HIDE,AP DISCONNECT BROKEN,
6505.88,2,9,2020-07-12 14:55:27,+37.09503,-110.59494,11091,132.6,287.8,-10.1,14:55:44,TEXT,SHOW,alertAP DISCONNECT BRO,
6505.88,2,9,2020-07-12 14:55:27,+37.09503,-110.59494,11091,132.6,287.8,-10.1,14:55:44,AUDIO,PLAY,SYS_CAUTION,
6505.94,2,9,2020-07-12 14:55:27,+37.09503,-110.59494,11091,132.6,287.8,-10.1,14:55:44,TEXT,HIDE,AP DISCONNECT BROKEN,
6506.25,2,9,2020-07-12 14:55:27,+37.09512,-110.59530,11091,132.5,287.8,-10.1,14:55:45,TEXT,ACK,,
So I'm thinking I need to check out the Autopilot Disconnect button for an intermittent short, or break...