What was found
DURING DEPARTURE TAXI, CREW NOTICED THE COPILOT PFD BUTTON STUCK IN TEST MODE. CREW RETURNED TO BLOCKS. MAINTENANCE CLEANED THE SELECTOR SWITCH. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING DEPARTURE TAXI, CREW NOTICED THE COPILOT PFD BUTTON STUCK IN TEST MODE. CREW RETURNED TO BLOCKS. MAINTENANCE CLEANED THE SELECTOR SWITCH. OPS CHECKED GOOD.