Control panel light patterns Light off Light on Light blinking Figure 8. Light status legend Note For detailed information on solving problems indicated by control panel lights, see “Errors” on page 142. Table 9. Control panel light messages Light status Condition of the printer Action Ready The printer is ready to print. No action is necessary. To print a demo page, press and release the G O button on the printer control panel. Processing The printer is receiving or processing data. Wait for the job to print. 30 Chapter 2 - Installation and operation ENWW