Printer Controls And Indicators - Tektronix Phaser 440 Service Manual

4
Key Operator Training

Printer controls and indicators

4-2 Phaser 440 Color Printer
Front panel LEDs: Explain the meanings of the front panel LEDs.
Show where these indicators are explained in the user manual.
Error reporting: Explain how error conditions are displayed on the front panel.
Show where error conditions are explained in the user manual.
Rear panel DIP switches: Explain the functions of these switches.
Show how to reset the printer with DIP Switch 1.
Emphasize that the functions of the color correction switches, when
switched on, are always in effect, no matter what print options were
selected at the host computer through the printer driver.
Show where the functions of the rear panel switches are explained in
the user manual.
TEST button: Explain the function of this switch.
Show how it prints a test pattern that can be used to judge the print
quality and ensure that the print engine operates correctly. Leave the
print with the customers so they can judge future printing.
Explain how, during an error condition, that pressing the switch
displays an encoded error code on the front panel LEDs. This
indication can be telephoned to a service representative to help
diagnose a troubled printer prior to making a service call. You can
open the top cover, and then press the TEST button, to demonstrate
an error condition.
Show where the TEST button is explained in the user manual.