As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY DECLARED, DIVERTED. RECEIVED CABIN ALT WARNING AT 40,000 FT. AUTO 1 AND AUTO 2 NOT WORKING. WAS ABLE TO REGAIN PRESSURIZATION CONTROL IN MANUAL MODE REMOVED AND REPLACED CABIN PRESSURIZATION SELECTOR PANEL IAW AMM 21-31-01. OPS TEST GOOD REMOVED AND REPLACED CABIN PRESSURIZATION SELECTOR PANEL IAW AMM 21-31-01. OPS TEST GOOD.