As Three input jacks of your onboard alc887 were unplugged and pulseaudio does not regarded CD as available, pulseaudio may switch to cmi8378 which has no capture channel map
control.40 { iface CARD name 'Rear Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.41 { iface CARD name 'Front Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.42 { iface CARD name 'Line Jack' value false comment { access read type BOOLEAN count 1 } } control.43 { iface CARD name 'CD Phantom Jack' value true comment { access read type BOOLEAN count 1 } }
As Three input jacks of your onboard alc887 were unplugged and pulseaudio does not regarded CD as available, pulseaudio may switch to cmi8378 which has no capture channel map
control.40 { iface CARD name 'Rear Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.41 { iface CARD name 'Front Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.42 { iface CARD name 'Line Jack' value false comment { access read type BOOLEAN count 1 } } control.43 { iface CARD name 'CD Phantom Jack' value true comment { access read type BOOLEAN count 1 } }