Brother HLL3290CDW Service Manual page 354

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Switching of ON/OFF of DirectPrint Color mode-Improve Gray Color
< Function >
This function is to switch ON/OFF of the print control for the gray color when other colors are
slightly blended in the gray color or the gray color is uneven upon printing.
LCD
DP.ImpGray=ON
DP.ImpGray=OFF
"*" is displayed at the end of the currently specified function in the LCD display.
< Operating Procedure >
(1) For models with touch panel
Press the [4], and then the [5] in the initial state of maintenance mode. "USBNo." is
displayed on the LCD.
For models without touch panel
Press the [▲] or [▼] in the initial state of maintenance mode to display
"MAINTENANCE 45" on the LCD, and press the [OK]. "USBNo." is displayed on the
LCD.
(2) Press the [▲] or [▼] to display "DP.ImpGray" on the LCD, and press the [SET] or [OK].
(3) Press the [▲] or [▼] to select "DP.ImpGray = ON" or "DP.ImpGray = OFF" on the LCD,
and press the [SET] or [OK].
(4) "Accepted" is displayed on the LCD, and the machine returns to the initial state of
maintenance mode.
DirectPrint Color mode - Improve Gray Color. (Print control for gray color)
ON (Improves the symptom that other colors are slightly blended in the
gray color.) (default)
DirectPrint Color mode - Improve Gray Color. (Print control for gray color)
OFF (Improves the unevenness of the gray color.)
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Description
Confidential