What was found
CUSTOMER SAID MFD WAS STAYING A BLUE COLOR IN-FLIGHT. REMOVED RADIO PANEL, FOUND CHAFED WIRES (4 TWISTED PAIRS) 50FD054, 50FD055, 50FD062, 50FD063, 50FD066, 50FD067, 50FD120, AND 50FD124. 52AA052 AND 52AC018, ALSO, FOUND 2 BARE WIRES GOING TO THE FCP-65 A/P PANEL REMOVED PINS FROM MFD PLUG AND RAN OUT THE WIRING TO THE MPU RACK CONNECTOR TO VERIFY WIRE PRINTS. CUT AND CAPPED DEFECTIVE WIRING. RAN OUT WIRING FROM MPU CONNECTOR TO MFD CONNECTOR. RE-INSTALLED THE MPU AND RACK. RE-INSTALLED RADIO PANEL AND MFD. TIED UP AND SECURED RADIO PANEL WIRE HARNESSES. RAMP TESTED MFD, AUTOPILOT, AND RADIO PANEL ASSOCIATED SYSTEMS IAW MFG SPECS.