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6. Troubleshooting
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).
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
Main firmware (A3 model)
Main firmware (B4 model)
ADF firmware
Controller (FV-Lt) firmware
Before You Begin
An SD card is a precision device. Always observe the following precautions when you handle SD cards:
• Always switch the machine off before you insert an SD card. Never insert the SD card into the slot
with the power on.
• Do not remove the SD card from the slot after the power has been switched on.
• Never switch the machine off while the firmware is downloading from the SD card.
• Keep SD cards in a safe location where they are not exposed to high temperature, high humidity,
or exposure to direct sunlight.
• Always handle SD cards with care. Do not bend or scratch them. Do not let the SD card get
exposed to shock or vibration.
• Make sure that the write protection of an SD card is unlocked when you download an application
to it.
Keep the following points in mind when you use the firmware update software:
• "Download" means to send data from the SD card to the machine.
Function
Engine
Engine
Engine
Printer Controller
Location of firmware
Main board (MPU)
Main board (MPU)
Main board (MPU)
Printer board
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