What was found
EVENT DESCRIPTION: CREW REPORTED CRACKED WINDSHIELD EN ROUTE TO MKE. FLIGHT DIVERTED TO DAY AND DECLARED AN EMERGENCY. FLIGHT IS A REPOSITION WITH ZW MECHANICS ON BOARD, REF 307026/4: AT FLT 300 OBSERVED ARCING ON F/O' WINDSCREEN TURNED F/O WINDSHIELD HEAT OFF 5 SECONDS LATER F/O WINDSCREEN SHATTERED. SWITCH WAS IN LOW POSITION, REF 307027/1: WHILE PERFORMING QRH FOR A CRACKED WINDSHIELD MAN ALT SWITCH STUCK IN UP POSITION AND WOULD NOT GO TO NEUTRAL POSITION. RECEIVED CABIN ALT WARNING AND THE PASSENGER MASKS AUTO DEPLOYED. AFTER LANDING FOUND F/A'S MASK (CONT IN BLOCK 2) ROWS 5 CD AND 6AB HANGING LOWER THAN OTHERS. AIRCRAFT REMOVED FROM SERVICE. R & R FO WINDSHIELD, IAW AMM 56-11-01. OPERATIONS AND LEAK CHECK GOOD.