As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER SELECTING LG UP, RED NOSE GEAR UNSAFE FLICKERED ON & OFF. DURING CLIMB ALL OTHER INDICATIONS NORMAL. RAN QRH 32.9. R & R NOSE GEAR UPLOCK PROXIMITY SENSOR IAW AMM 32-60-05. OPERATIONS CHECK REQUIRED. OPERATIONS CHECK NLG UPLOCK SENSOR GOOD ON NLG EXTENSION RETRACTION. CHECKED IAW AMM 32-60-00. PROX SENSOR GAP IS SET AT .065 IN IAW AMM 32-60-05.