As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WING AND LEFT ENGINE ANTICE LIGHTS INOP. GROUNDED - YES. FOUND NO 1 ENGINE + WING CTRL CB POPPED. PERFORMED GVI BEHIND P18 PANEL, NO DISCREPANCIES NOTED. CLOSED C/B REF B737-900 AMM 20-60-01, OVERHEAD LTS OPS NML. PERFORMED ENGINE RUN OF #1 ENGINE TO PERFORM OPERATION CHECK OF ENGINE COWL ANTI-ICE VALVE REF AMM 30-21-00. ALSO TURNED ON WING ANTI-ICE, BOTH OPERATION SHOW NORMAL - NO DISCREPANCY.