HP Color LaserJet Enterprise CP4020 Service Manual - Page 405
Usb Storage File System Is Full, Usb Storage File Operation Failed
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Table 3-14 Control-panel messages (continued) Description Recommended action UNSUPPORTED DRIVE INSTALLED A non-supported hard drive has been installed. Turn off the product, remove the hard drive, and then turn on the product. UNSUPPORTED SUPPLY IN USE For help press A non-supported supply has been installed. Turn off the product, remove the supply, and then turn on the product. UNSUPPORTED SUPPLY INSTALLED To continue press OK The print cartridge is for a different HP product. If print quality is no longer acceptable, replace the print cartridge. For a list of supported print cartridges, see Parts and diagrams on page 425. USB ACCESSORY ERROR This message appears when a connected USB accessory draws too much power. When this happens, the ACC port is disabled and printing stops. Remove the USB accessory, and then restart the product Use a USB accessory that uses less power or that contains its own power supply. USB ACCESSORY NOT FUNCTIONAL A USB accessory is not working correctly. 1. Turn product off. 2. Disconnect the USB accessory, and replace with a new USB accessory. USB ACCESSORY UNAVAILABLE To clear press OK The USB accessory is currently unavailable. To use the USB accessory, install the software for the USB accessory and turn the product off. Then, turn the product on with the accessory attached. USB NEEDS TOO MUCH POWER Remove USB and turn off then on A USB accessory is drawing too much Remove the USB accessory, and then restart electrical current. Printing cannot continue. the product. Use a USB accessory that uses less power or that contains its own power supply. USB STORAGE DEVICE FAILURE The specified device has failed. Press the OK button to clear. To clear press OK USB STORAGE FILE OPERATION FAILED A PJL file system command attempted to perform an illogical operation. To clear press OK Press the OK button to clear. USB STORAGE FILE SYSTEM IS FULL To clear press OK A PJL file system command could not store Press the OK button to clear. something on the file system because the file system was full. USB STORAGE IS WRITE PROTECTED To clear press OK The file system device is protected and no new files can be written to it. Press the OK button to clear. USB STORAGE NOT INITIALIZED This file-storage component must be initialized before use. Use the embedded Web server or HP Web Jetadmin to initialize the component. USE TRAY [X] [TYPE] [SIZE] To continue press OK The specified tray type and/or size is mismatched. 1. Use the up arrow or down arrow to select the correct tray. 2. Press the OK button to select the tray. USED SUPPLY INSTALLED To continue press OK The print cartridge has been previously used. If you believe you purchased a genuine HP supply, go to www.hp.com/go/ anticounterfeit. ENWW Tools for troubleshooting 373