Loading The Programs Onto The Flash Rom Of The Machine; After Replacing The Main Pcb With A New One - Brother DCP6690CW Service Manual

Loading the programs onto the flash ROM of the machine

After replacing the main PCB with a new one

Unplug the power cord of the machine from the electrical outlet and disconnect the USB
cable that connects the machine with your PC.
(1) On the machine, follow the steps below to enter the firmware loading mode.
In the following steps 1) through 4), key names enclosed in parentheses apply to the
models having no numerical keypad on the control panel.
1) Plug the power cord into an electrical outlet with the 0 key (Scan key) held down
and keep holding it down until the following appears on the LCD. While the 0 key
(Scan key) is held down, the machine beeps.
2) Hold down the 1 key (Photo Capture key) until the following appears on the
LCD. While the 1 key (Photo Capture key) is held down, the machine beeps.
3) Hold down the 2 key (Black Start/Mono Start key) until the following appears on
the LCD. While the 2 key (Black Start/Mono Start key) is held down, the
machine beeps.
4) Hold down the 3 key (Color Start key) until the following appears on the LCD.
While the 3 key (Color Start key) is held down, the machine beeps.
When the black and white pattern shown above is displayed, the machine is ready to
receive programs or data for firmware installation from the connected PC.
Note: Pressing a wrong key or no key within the specified time in steps 1) through 4)
above causes an error. If it happens, unplug the power cord and go back to step 1)
above.
(2) Connect the machine to your PC using a USB cable.
App. 2-5
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