As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BLEED - THROUGH LIGHTS ON THE MCP IAS/MACH AND VERTICAL SPEED WINDOWS. GROUNDED - YES. REMOVED AND REPLACED MCP REF B737-800 AMM 22-11-34. LRU REPLACEMENT AND LAND VERIFY TESTS PASS, ALSO PERFORMED HGS OPS AND SYSTEM TEST TO RESTART 30 DAY IN USE. ALL TESTS PASS. NO FAULTS. REF AMM 22-00-01-730-807 AND -808. A/C APPROACH SURVEY ACCOMPLISHED.