Lexmark E320 Service Manual - Page 155

4500-E320/E322 Operation Auto CRLF/LFCR USB-enable port USB-NPA mode Mode Configuration "Carriage return line feed/line feed carriage return (CRLF/LFCR)" on page 3-30. Configuration "USB port" on page 3-32. Configuration "USB NPA mode" on page 3-33. Printer buffer The print buffer operation is only available while the printer is operating in its normal mode and when the operator panel indicates the printer is waiting. Operator panel reset Perform a long button press-for example, press and hold the button until the printer posts the resetting printer indication (resetting printer is indicated when all the lights on the operator panel are on). Print font samples The print font samples operation is not accessible through the operator panel. Two PJL commands exist which let the user obtain samples of the stored fonts. Print directory Print directory is not supported by the operator panel. It is supported by issuing a PJL command. Format flash Format flash is not supported by the operator panel. It is supported by issuing a PJL command. Diagnostic aids 3-19