Designjet Z Series — Service Manual 3-21
Service Tests (Diagnostics)
17 The Front Panel then prompts you to remove the media.
18 Remove the media.
19 Press any key to continue.
20 The Front Panel then displays:
PWM test without paper.
21 The Front Panel then displays the test results.
The PWM avg results must be between 16000 and 14000.
The Speed error results must be less than 50.
The PWM StDev results must be between 0 and 500.
The PWM max results must be between 15000 and 20000.
22 If the results are correct, press OK to accept the results. If the results are not
correct, press Back/Cancel to reject the results and FAIL the test.
23 If you accept the results, the Front Panel shows the test complete display for a
few seconds:
24 The Front Panel prompts you to shutdown the printer to complete the test.
25 Press any key to shutdown the printer.
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