Auto Image Density Correction - Ricoh D124 Detailed Descriptions Manual

in the tray.
 If the original guide is removed, the original feeds straight out the back of the
scanner unit (11)
If the original output trays are removed, the original feeds straight out of the rear
of the machine. The user should remove the original output trays when scanning
thick originals.
 The scanner motor (10) drives the entrance roller and exit roller in the scanner unit
via a single timing belt.

2.3.2 AUTO IMAGE DENSITY CORRECTION

Auto Image Density Correction corrects the background density.
 First, the CIS unit (1) reads the surface of the white strips (2) on the platen plate.
 There is one white strip mounted above each section of the CIS unit. The machine
uses these readings as reference points for density correction.
D124 46 Detailed Descriptions