As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CONTROL PANEL SPEED WINDOW EXTREMELY DIM. ALL OTHER MCP LIGHTS ARE NORMAL. DID GET IT TO GO BRIGHTER BY TAPPING ON LIGHT PANEL HOWEVER IT DID GO DIM AGAIN. SPEED BUG AND ALL SYSTEMS WORK NORMALLY. ACFT GROUNDED. R & R MODE CONTROL PANEL REF MM 22-11-34-400-801, OPS NORMAL. PERFORMED ADDITIONAL TEST REF LWMP CHECKLIST 22-00-01-730-801, 32 DFCS LRU INTERFACE FOR MCP, NR 49 LAND VERIFY & HGS SENSOR FCC/AT IAW SMM 34-36-00, ALL TEST PASSED.