As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YEG- ON FLIGHT 2462 EFIS CAUTION LIGHT CLIMBING THROUGH 15,000, COMPLIED WITH EMEREGNCY CHECKLIST. CAUTION LIGHT WENT OUT. FIVE MINUTES LATER RECEIVED ANOTHER EFIS CAUTION. DETERMINED FIRST OFFICER'S HEADING INDICATOR DIFFERED FROM STANDBY COMPASS. COMPLIED WITH EMERGENCY CHECKLIST. COMPLIED WITH CRJ-700 AMM TASK 34-21-00-720-801-A01. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.