As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT FO REMOVED WINDOWSHADE FROM R1. THE R1 WINDOW THREW SPARKS AND TRIPPED CB. FOLLOWED QRH, DID NOT RESET CB. MX NOTIFIED. INSPECTED R1 WINDOW PER AMM 56-11-00-200-803, NO DEFECTS NOTED. RESET CB ON P6-12 B25 ACCCOMPLISHED WINDOW HEAT CONTROL UNIT BITE REF FIM 30-41 TASK 801 AND WINDOW HEAT OPS TEST REF AMM 30-41-00-710-801. OPS CHECKS GOOD.