ocr: PIN Status Bank Start. Diagram Funde Status Program Process ATM Swich Mode Status Open Transactions Bin Deposit Service Tech* Close Bin Dispenser, Bin Funds / Stalus - Eject Card -- Card. Read, Dispenser Print Card Ejected Dispense Dispense I Status / Recaipt Display Money Dispenser Receipt Printer Card Reader Continue Transaction, Cancel transaccton Card User* Figure 12: Control-context diagram for the ATM.