Procedures For Rewriting The Firmware In Recovery Mode (Bizhub 3320 Only) - Konica Minolta bizhub 4020 Service Manual

5.8.5 Procedures for rewriting the firmware in recovery mode
(bizhub 3320 only)
The following procedure explains the firmware rewriting in Recovery Mode. (bizhub 3320 only)
Recovery Mode will allow the printer to boot from a secondary set of instructions to allow firmware to
the printer. No other functions are available. While in this mode, you can ONLY upload the firmware via
USB directly connected to a PC.
1. Store the firmware file (*.fls) and an update tool (usbutil.exe) which are compatible with
the product in an arbitrary directory of the PC.
2. Connect the PC with the printer using a USB cable.
3. Start the printer in Recovery Mode.
4. The following screen appears.
5. After the dialogue message of device detection is displayed on the PC, click cancel.
6. Drag and drop the firmware file (xxxx.fls) on the update tool (usbutil.exe).
7. Observe the LCD status. A specific message will appear on the LCD.
Note: Do not turn off the power during the firmware update.
8. After the update completes, the printer restarts automatically.
9. When the printer restarted, confirm that the firmware version has been updated.
bizhub 4020/3320 Service Manual
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