Lexmark E320 Service Manual - Page 66

4500-E220/E321/E323 Operator panel The operator panel consists of six indicator lights and two buttons. Ready/Data Toner Low Load Paper Paper Jam Error Press Continue Continue Cancel Note: Traditional printer settings such as paper source, paper size, and orientation may not be selected or modified using the operator panel with the exception that U.S. versus non-U.S. may be chosen in the diagnostic mode. Users must either utilize an application print driver and/or the printer toolkit to modify settings. The operator panel may be used for: • Determining printer status (See "Status information light patterns " on page 2-38 for more information.) • Reviewing printer settings (See "Power-On Self Test (POST) " on page 2-60 for more information.) • Changing printer settings (See "Power-on operations " on page 2-59 for more information.) • Utilizing diagnostic tools (See "Power-on operations " on page 2-59 for more information.) • Obtaining information about printer service errors (See "Service error codes " on page 2-45 for more information.) 2-36 Service Manual