As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB THROUGH 7,000 - 8,000 FT, HAD BOTH LT AND RT "COMPR MON" WARNINGS WITH BOTH LT AND RT ATT ANNUNCIATORS. BOTH LT AND RT ATTITUDE INDICATORS SHOWED BETWEEN 2 DEGREES-5 DEGREES BANK WITH 0 DEGREES PITCH. STANDBY INDICATOR WAS 0 DEGREES BANK AND ABOUT 5 DEGREES NOSE UP PITCH. WERE IN VMC, STANDBY WAS THE ACCURATE INDICATOR.