CHAPTER 5 TROUBLESHOOTINGCOPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-H1 REV.0 MAR. 2001 5-11 Specifications and Adjustments1.1 Basic AdjustmentsTo make basic adjustments with the ADF, carry out these items in sequence:[1] Height adjustment[2] Squareness adjustment[3] Scanning position adjustment*1[4] Horizontal registration adjustment*2[5] Scale adjustment*2[6] Trailing registration adjustment*2*1: Adjustment from the host set in service mode*2: Two modes of adjustment are available: adjusting from the ADF and adjustingfrom the host set in service mode.1.1.1 Height adjustment1) Check to see if the pickup side docu-ment table stopper comes into contactwith document scanning glass [2] bothon its front and back when the DADF isclosed.F05-101-01