As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STAB TRIM LEVERS MOVE WHEN SPEEDBRAKE IS DEPLOYED APPEARS THAT THE LEFT STAB TRIM LEVER BINDS ACTS AS IF THE SPRING IS BROKEN. FOUND STAB TRIM CABLE STB1/STB2 MISROUTED AROUND SPOILER, NO BRAKE CLUTCH ASSY BENEATH STAB TRIM HANDLES CABLE FRAYED. CABLES REPLACED ON ROUTINE OPN 2000 RC NR 1 CABLES RIGGED IAW MM REF 27-41-00-05.