What was found
DURING CLIMBOUT THROUGH 10,000 FT, CAPTAIN`S PFD DISPLAYED IAS FAIL, ATT FAIL, ALT FAIL, IVSI FAIL, HDG FAIL, AFCS FAIL AND TCAS FAIL. REVERTING TO MFD ALL INFORMATION RETURNED WITH NO FAIL FLAGS. SWITCHING BACK TO PFD ALL ABOVE FAIL FLAGS RETURNED. RETURNED TO FIELD. LANDING UNEVENTFUL. CONFIRMED FAULT. REPLACED CAPT PFD REF TASK CARD 6316104. RETURNED TO SERVICE.