Repeat this procedure until ok is displayed on the lcd.
Brother printer touch screen blank.
When the small circle o on the switch is pressed the brother machine will be off.
The brightness of the lcd is either too light or too dark.
The touch screen lcd will display a numerical alphabetical or machine function chart.
Print page for approximately 2 seconds.
Brother printer mfc 6490cw.
When finished press on the control panel.
The printer has a one year limited on site warranty.
The machine will begin printing the test print page.
In such a case perform the following operation.
If the display is still blank try to tilt or move up or down the lcd display and also try a different known working electrical outlet at your location.
If the printer is in warranty call brother customer service at 1 877 brother 1 877 276 8437 for warranty options.
If the lcd displayed the message error the screen will automatically return to display the 5 numbered dots.
The brother workhorse series scanners are designed for mid to large sized workgroups or high volume and batch scanning applications.
Turn off the sewing machine.
Verify the machine is powered on.
These robust reliable high speed scanners can facilitate digital transformation and easily integrate into your work environment.
If the lcd displayed the message ok the screen will automatically return to maintenance and then your home screen.
Press the or the to adjust the screen until you can see it.
Please help me on how to fix this or where to.
Follow the steps below if the display is blank on the lcd screen.
Turn the power on while pressing any of the display panel buttons.
My lcd screen is shown blank without any single word display on the screen it still can print if the printer network can be set to proper wifi id.
If you press a key on the control panel the machine receives a fax or computer data or you make a copy the brother machine will wake up.
Go back to step 6 and try again.
But in this case the lcd screen is blank and showing nothing so i can not set to any wifi id at all.
The example below is the numerical chart.
Due to the design of the control panel display looking at display from certain angles can cause the display to appear blank or light.
When the screen is blank but power led light is on this is a sign the firmware has been corrupted.
If the page prints the issue has been resolved.
In sleep mode the machine acts as though it is turned off and its lcd will be blank.
If the problem continues go to step 4.
Verify the machine is powered on.
The machine has an on off switch located on the right side of the brother machine.
Verify the brother machine s power switch is in the on position.
The brother machine has an on off button located on the top left side of the machine above the button labeled wifi.
Continue to step 8.
