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| There is no value to select.
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| Press OK to generate a list of the 50 most recent entries in the event log. The printed event log shows error number, page count, error code, and description or personality.
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| There is no value to select.
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Press OK to scroll through the contents of the event log at the control panel, which lists up to the 50 most recent events. Press the up arrow  or the down arrow  to scroll through the event log contents.
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| There is no value to select.
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| Use this item to test each of the sensors in the paper path. Press OK to initiate the test, and then use the menus to print an internal page, such as a configuration page.
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| Generates a test page that is useful for testing the paper-handling features of the product.
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| NOTE:
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Set the other items before selecting PRINT TEST PAGE.
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| Press OK to start the paper-path test using the source (tray), destination (output bin), duplex, and number of copies settings that you set in the other items on the Paper Path Test menu.
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| Select the tray that uses the paper path that you want to test. You can select any tray that is installed. Select ALL TRAYS to test all paper paths. (Paper must be loaded in the selected trays.)
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| Select which output bin to include in the test. You can select all bins.
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| Determine whether the paper goes through the duplexer during the paper-path test. The menu item appears only if the device includes a built-in duplexer.
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| Set how many sheets of paper are used from each tray during the paper-path test.
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| There is no value to select.
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| HP service personnel can use this item to manually test a sensor. Locate the sensor inside the product and manually activate it. If the value changes from 0 to another number, the sensor is working.
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| There is no value to select.
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| This item lists additional sensors to test.
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| A list of available components appears.
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| HP service personnel can use this item to test various internal components to isolate the source of a problem, such as noise.
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| Before beginning a test, set the value for the REPEAT frequency: ONCE or CONTINUOUS. Then, select the component that you want to test.
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| To identify noise problems, listen carefully as you perform each test.
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| Specify a length of time, in milliseconds, at which the product should stop while performing a test.
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