Service menu
Use this menu to restore default settings, clean the product, and activate special modes that affect print output.
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| Use this option to clean the product if you see toner specks or other marks on the printed output. The cleaning process removes dust and excess toner from the paper path.
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| When you select this item, the product prompts you to load plain paper in tray 1 and then press OK to start the cleaning process. Wait until the process is complete. Discard the page that prints.
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| Sets how long the product remains idle before it enters PowerSave mode. The product automatically exits PowerSave mode when you send a print job or press a control-panel button.
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| The default setting is 15 minutes.
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| Sets the USB speed to High or Full. For the product to actually operate at high speed, it must have high speed enabled and be connected to an EHCI host controller that is also operating at high speed. This menu item also does not reflect the current operating speed of the product.
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| The default setting is High.
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| If printed pages are consistently curled, use this option to set the product to a mode that reduces curl.
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| The default setting is Off.
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| If you are printing pages that will be stored for a long time, use this option to set the product to a mode that reduces toner smearing and dusting.
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| The default setting is Off.
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| Sets all customized settings to the factory default values.
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HP Color Laserjet CP2020 Service menu