As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPEAT WRITE UP. ON DESCENT INTO KSAN, MODE CONTROL PANEL LOCKED UP. STARTED QRH. USE CAPTAINS EMERGENCY AUTH TO DISCONTINUE QRH BELOW 10000 FEET. WEATHER AT DEST, KSAN VFR. CONTROL PANEL INDICATED 50,000 FEET SOME OF WINDOW. COURSE, IAS/ MACH, HEADING WORKED. F/O'S COURSE WINDOW BLANKED VERT SPEED WORKED SOMETIMES. GROUNDED - YES. REMOVED AND REPLACED DFCS MODE CONTROL PANEL PER B737-900 AMM 22-11-34. GROUND VERIFICATION TESTS PASSED.