As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FMC P/RST ILLUMINATED WITH VTK DISPLAYED ON CAPT'S SIDE. MENU DISPLAYED ON BOTH FMC'S SCRATCH PADS. LASTED 30 SEC. RETURNED TO NORMAL OPS. GROUNDED - YES. CYCLED POWER TO FMC 1. OPS RESTORED CHECKS OK REF B737-9 FIM TASK 34-61-00-810-918.