What was found
INFLIGHT, LOSS OF ALTITUDE INDICATOR WITH RED X, LOSS OF ALTIMETER SETTING, ALT CAPTURE, & AIRSPEED CAPTURE FOLLOWED BY, VERTICAL MODE OFF, INDICATIONS. INDICATIONS CAME BACK AFTER 60 SECONDS & VERTICAL MODE OFF, EXTINGUISHED UPON LANDING ALL ON FIRST OFFICERS SIDE. COMPLIED WITH AMM 34-22-00, NO FAULTS FOUND. NO ASSOCIATED CMC MSGS & NO PREVIOUS HISTORY.