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Note: When replacing the main scanner control board with a new one, remove the EPROM from the old board (with a chip puller) and install it in the new board. This EPROM contains settings unique to the scanner.
Note: When replacing the main scanner control board with a new one, remove the EPROM from the old board (with a chip puller) and install it in the new board. This EPROM contains settings unique to the scanner.