Background

Definition:	Background improves OCR performance when the background on which OCR text is printed is not a uniform color. This option is recommended for use with passports, which often have patterns behind their OCR text.
Serial Cmd:	<K461,status,active template,orientation,single row,background,uncertain characters,strip checksum,special character,passport checksum>
Default:	Disabled
Options:	0 = Disabled
	1 = Enabled