Common Messages The message display area is located at the top of the operator panel. The following
table describes the most common display messages.   For a list of all messages, see
Appendix  B, “Printer Messages” on page  161. Message Description/Response READY The printer is ready to receive a print job. Response: None required. WARMING UP... The printer is warming up.   When it is ready to print, the message
changes to READY. Response:   None required. I/O INITIALIZING The network interface card is initializing. Response: None required. OFFLINE The printer is offline and cannot receive print jobs. Response: To receive printing jobs, press the Online key. PCL PARALLEL The printer is online and receiving data for a PCL5e print job through
the parallel port. Response:   None required. PCL SERIAL The printer is online and receiving data for a PCL5e print job through
the serial port. Response:   None required. PS PARALLEL The printer is online and receiving data for a PostScript print job
through the parallel port. Response:   None required. PS SERIAL The printer is online and receiving data for a PostScript print job
through the serial port. Response:   None required. 02 TONER LOW The toner is either low or depleted. Response: Install a new toner cartridge.   See “Changing the Toner
Cartridge” on page  92. LOAD paper-size IN
tray A tray is out of paper. Response: Load paper. See “Loading Paper into the Printer” on
page  22. Chapter 2.   Using the Operator Panel 9