HP laserjet 3390, 3392 all-in-one Manuale Di Servizio
After performing service
●
Return all media to the trays.
●
Plug in the power cable.
●
Reinstall the print cartridge.
●
Reinstall the tray 2 cassette.
●
Replace the all-in-one on the optional tray 3 (if present).
Post-service tests
After service has been completed, the following tests can be used to verify that the repair or replacement
was successful.
was successful.
Test 1 (print-quality test)
1.
Verify that you have completed the necessary reassembly steps.
2.
Ensure that the input tray contains clean, unmarked paper.
3.
Attach the power cord and interface cable, and then turn on the all-in-one.
4.
Verify that the expected start-up sounds occur.
5.
Perform a control-panel test from the secondary service menu. Verify that the control-panel buttons
beep when they are pressed.
beep when they are pressed.
NOTE
If the control-panel buttons do not beep, verify that the user did not disable this
function.
6.
Print a configuration page, and then verify that the expected printing sounds occur.
7.
Print a demo page, and then verify that the print quality is as expected.
8.
Send a print job from the host computer, and then verify that the output meets expectations.
9.
If necessary, restore any customer-specified settings.
10.
Clean the outside of the all-in-one with a damp cloth.
Test 2 (copy-quality test)
1.
Verify that you have completed the necessary reassembly steps.
2.
Ensure that the input tray contains clean, unmarked paper.
3.
Attach the power cord and interface cable, and then turn on the all-in-one.
4.
Verify that the expected start-up sounds occur.
5.
Print a configuration page, and then verify that the expected printing sounds occur.
6.
Place the configuration page in the ADF.
7.
Print a copy job, and then verify the results.
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Chapter 5 Removal and replacement
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