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Chapter 2 Operating the Page Printer
2-4
Interface Indicator
The interface indicator indicates the interface over which data is currently being received or was last
received. When an optional interface such as a network interface is installed in the printer, this
indicator displays the information in the table below depending on the interface used.
Display Description
PAR
Parallel interface
SER
Serial interface (RS-232C/RS-422A)
OPT1
Optional interface 1
OPT2
Optional interface 2
These indicators will flash while the printer is receiving data and continue flashing until the interface is
released even if data transmission is finished. The printer gives priority to data coming in over the
interface corresponding to the blinking indicator.
Resolution Indicator
This shows the current printing resolution. Resolution is set to 600 dpi (dot-per-inch), HP LJ 5M/5Si
emulation, when shipped from the factory. The printer's resolution can be selected using the mode
select menu (See the menu hierarchy given at the end of this manual.).