What was found
(CAN) NR1 HSI SYSTEM CIRCUIT BREAKER POPPED AND COULD NOT BE RESET. AIRCRAFT RETURNED TO THE GATE AND MAINTENANCE FOUND NR1 SLAVING ACCESSORY CAUSING THE FAULT. SLAVING ACCESSORY REPLACED AND AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) NR1 HSI SYSTEM CIRCUIT BREAKER POPPED AND COULD NOT BE RESET. AIRCRAFT RETURNED TO THE GATE AND MAINTENANCE FOUND NR1 SLAVING ACCESSORY CAUSING THE FAULT. SLAVING ACCESSORY REPLACED AND AIRCRAFT RETURNED TO SERVICE.