For example, type the following:. This test performs an internal loopback test. Make it short and easy to remember. Repeat the installation procedure. These pages can help isolate print-quality problems.

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This illustration might not show all the cables. Asia Pacific and Oceania.

Navigate to the Device Lists folder. RFU file is corrupted. Loosen and remove the two retaining screws holding the cover for the EIO slot, and then remove the cover.

Range is 1 to When this message appears, the firmware upgrade must be sent twice to upgrade all firmware components, even though the product returns to ready after the first upgrade. This option allows quicker printing when coming out of sleep mode or when you turn the product on, but print quality might be reduced. Before connecting to the product, make sure that the product is not in Powersave mode.

Store the used print cartridge in a protective bag. Displays the last 50 events, starting with the most recent. When prompted, type a name for the new device group, and then click OK.


Use this item to enable or disable IPv6 operation on the print server. Follow these instructions to perform a remote firmware update for products connected over a USB connection:. The fuser reduces power when it is idle. Each user who has stored jobs is listed by name. Remote firmware update for UNIX systems note: Specify the length of time, in seconds, to wait for a response from the remote host.

Location of the protective cover. The wrong firmware file was sent to the product.

HP Color LaserJet Enterprise CP/CP Series Printer – Product features | HP® Customer Support

This message appears while the product is actually reprogramming the firmware. Determining the current level of firmware To determine the current level of firmware, view the configuration page.

When handling electronic parts, either wear an antistatic wrist strap, or frequently touch h; surface of the antistatic package and then touch bare metal on the product. A frowning icon appears when the utility completes unsuccessfully. The product automatically turns off and then on again to activate the update; this can happen more than once.

HP Color LaserJet Enterprise CP4020/CP4520 Series Printer – Remote firmware update

Select Toolsselect Internet Optionsand then select the Advanced tab. Allows you to choose the order in which the year, month, and day appear in colkr date. To specify a proxy server, enter its IPv4 address or fully-qualified domain name. See your browser’s documentation for specific instructions. Choose your product from the list and click Select.

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HP Color LaserJet Enterprise CP4020/CP4520 Series Printer – Control panel menus

A prompt always appears before printing a manual-feed job. To run a ping test, set the following items: Press the OK button to open help for each item. To recycle the used toner collection unit, follow the instructions included with the new toner collection unit.

Job aids for specific tasks available from www. This option controls whether the tray configuration message appears whenever a tray is closed.