Konica Minolta bizhub C451 User Manual page 541

Application functions
– As the factory default, the following settings are selected.
Text/Background Color: Black; Density: Std.; Copy Protect Pattern:
Emboss Text; Text Size: Std.; Pattern Overwrite: Front (Overwrite);
Background Pattern: Pattern 1
– The setting under "Pattern Contrast" in the Copy Protect Pattern
screen can only be specified in single increments between –2 and
+2.
C451
Text/Background Color screen
7
7-112