HP Designjet L25500 Printer series

Service Tests 139
Tests, Utilities & Calibrations
5. Before starting to test the sensors, the following message will be displayed to prompt the user to set
the sensors to the test default positions. Press any key to continue:
6. The Window Sensor will be tested first. When the following message is displayed on the Front Panel,
open the Window and press any key to continue.
7. If the Window Sensor passes the test, the following message is displayed on the Front Panel. Close
the Window and press any key to continue.
If the Window Sensor fails the test, the Front Panel will display system error code 51:10 ⇒
page 107.
8. The Maintenance Cartridge Door Sensor will be tested next. When the following message is
displayed on the Front Panel, open the Maintenance Cartridge Door Sensor and press any key to
continue.
9. If the Maintenance Cartridge Door Sensor passes the test, the following message is displayed on the
Front Panel. Maintenance Cartridge Door Sensor and press any key to continue.