How to Identify and Fix Common Problems ?
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RFU Load Error Resend RFU message on HP LaserJet 4240 4250 4350. An RFU file is a Remote Firmware Update file. If you see error messages like this — “RFU Load Error” or “Resend RFU” — it means there is something wrong with the firmware, and usually refers to the fact that a firmware update was not successful.
The firmware upgrade operation updates or replaces device operating system code on HP printers and multi-function devices, and is commonly referred to as a “remote firmware update” (RFU). The Remote Firmware Upgrade setting determines if the firmware update process is allowed to be performed.
The flag located right of the pick-up roller has a fixed position. If the flag becomes stuck or broken, it will produce a 60.02 tray lift error or a “LOAD PAPER” message. If this flag is broken or if the sensor has failed, the RM2-6368 paper feed guide will need to be replaced.
What is File Extension RFU? Primarily, a RFU file extension is a type of Remote Firmware Update file developed for the HP Remote Firmware Update software program by Hewlett-Packard. Commonly, Remote Firmware Update files are found on user computers from China, and on PCs running the Windows 10 operating system.
Press the PAUSE/RESUME button (LJ 4200/4300) or the MENU button (LJ 4250/4350). The display should show SKIP DISK LOAD. Press (UP ARROW button) until NVRAM INIT is highlighted. Press (SELECT button) the printer initializes NVRAM and then continues its power-on sequence.
If you see this error code 50.5 on an HP LaserJet 4200, 4240, 4250, 4300, or 4350 series printer, the fuser installed in the printer is registering as an incorrect fuser for that model printer.
41.2 Error Code on HP Laser Printers
The arcing occurs in the toner/transfer area, and can be caused by a defective toner cartridge, bad high voltage or ground connections to the toner cartridge or transfer roller, or a defective high voltage power supply.
According to our database, only HP Remote Firmware Update from Hewlett-Packard will enable you to view these files. The majority of RFU files are considered Data Files. The RFU File Extension can be viewed on the Windows, Mac, and Unix operating systems. They are supported on both desktop and mobile devices.
On the control panel, open the Setup, Service, or Settings menu. Select Preferences, Printer Maintenance, or Tools. Select Web Services, Printer Update, or LaserJet Update. If prompted, follow the instructions to turn on Web Services.
Turn off the HP printer and unplug it from the power source. Also, shut down your computer and unplug any external devices. Wait for a few minutes and then plug in the printer and turn it back on. Finally, turn on your computer and check if the error state has been resolved.