Chapter 22-85) Make the following selections:FEEDER>ADJUST>DOCST. Then, change thesetting to make adjustments.- if A >/= 1 mm, increase the setting (so that themargin will be increased).- if B >/= 1 mm, decrease the setting (so that themargin will be decrease).(unit: 0.5 mm)(range: -30- to 10; -5 to +5 mm)6) Make a copy of the Test Chart once again, and seethe image is as indicated.2.1.12 White Level 0003-23771) Place A4 or LTRR paper on the copyboard glass,and close the machine.Make sure that the paper is not too small.Otherwise, white level may not be adjusted.2) Make the following selections on the Service Modescreen to bring up the Adjustment screen:COPIER>FUNCTION>CCD.3) Touch [DF-WLVL1] to highlight.4) Press the OK key.In response, the machine runs an auto adjustmentsession, and will indicate 'OK!' if it ends normally.5) Remove the paper from the copyboard glass, andplace it in the original pickup tray of the machine.6) Press [DF-WLVL2] on the touch panel to highlight.7) Press the OK key.In response, the machine will run an auto adjustmentsession (duplexing stream reading).8) Press the Reset key twice to end service mode.2.1.13 Adjusting the HingePressure 0003-19321) Open the ADF, and measure the height of the pointat which it stops closing when let go.2) Check to see if the height is 10 to 20 cm in range.1. if 10 cm or less, turn it counterclockwise using ahex wrench to make adjustments.2. if 20 cm or more, turn it clockwise using a hexwrench to make adjustments.MemoService Toolhex wrench (8 mm); CK - 0540F-2-1810 20cm