Ricoh DD 4450 - Firmware Update Procedures; Types of Firmware Available

Firmware Update
SM 6-1 C279
Troubleshooti
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6. TROUBLESHOOTING
6.1 FIRMWARE UPDATE
To update the firmware for the machine, you must have the new version of the firmware.
There are three types of firmware: Main, ADF and controller (FV-Lt).
6.1.1 TYPE OF FIRMWARE
There are two types of main firmware. One type is for A3 models, and the other is for B4 models.
Download the firmware that corresponds to the model you are using.
Type of firmware Function Location of firmware
Main firmware (A3 model) Engine Main board (MPU)
Main firmware (B4 model) Engine Main board (MPU)
ADF firmware Engine Main board (MPU)
Controller (FV-Lt) firmware Printer Controller Printer board