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HP Designjet T Series — Service Manual 3-9
Service Tests (Diagnostics)
If there is a Failure at any point during the test, the Front Panel will display
the relevant System Error Code. To trouble shoot any displayed error
codes, see
System Error Codes - Full Descriptions on page 2-7.
7 Once the test has been completed the Front Panel displays the test results.
8 Press any key to finish.
9 The Front Panel shows the test complete display for a few seconds.
10 The Front Panel prompts you to shutdown the printer to complete the test.
11 Press any key to shutdown the printer.
PRS Test
The PRS subsystem is designed to move the carriage assembly between two
predete
rmined vertical positions with respect to print platen plane. This
allows different media of different thicknesses to be used without losing print
quality.
Perform the Scan Axis - PRS test as follows:
Perform this test with the Printheads and the Tubes System
installed in order to get values that can be compared
correctly.
1 In the Diagnostics menu, scroll to 1. Scan Axis and press OK.