Oki MB760 Service Manual page 69

4.2.10 Background offsetting adjustment for RADF (common for copy, scan and fax)
The background level for scanning originals with the RADF is adjusted when the background
fogging at the scanning of a manually-set original and an original used with the RADF is
different. This is to adjust the level of the background image removed when the scanning of the
originals with the RADF is performed.
<Adjustment Mode (05)>
Color mode
Color 7026
Black 7025
<Procedure>
The procedure is the same as that of  P. 4-5 "4.2.2 Density adjustment".
45641001TH Rev.1
Code
The larger the value is, the darker the background density
becomes.
Acceptable values: 0 to 255 (Default: 128)
Oki Data CONFIDENTIAL
Remarks
4-10 /