Epson L-6034VW Operation Guide Introduction Pilot lamp 12 Letter Name Explanation a Red lamp Lit when an error occurs or the press is in a dangerous status. b Yellow lamp Lit when an error occurs and actions need to be taken. c Green lamp Lit or flashing when the press is operating normally. ❏ Lit Indicates printing is in progress. ❏ Flashing Indicates a status other than printing. d Blue lamp Lit when the press has stopped and actions need to be taken. e Volume adjustment dial Adjust the volume for error alarms and information sounds. Depending on the press, there may not be a volume adjustment dial.