As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK ON FWD LH CORNER OF TRAY SUPPORT OF THE MAIN BATTERY DIRECT BUS "JB6" MODULE IN THE FWD EQUIPMENT COMPARTMENT. TRAY SUPPORT OF THE MAIN BATTERY DIRECT BUS "JB6" MODULE IN THE FWD EQUIPMENT COMPARTMENT WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND CRJ-900 SRM 51-42-21-001-001-A01.