COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001SERVICE MODES-38COPIER>I/OAddress bit Description Notation RemarksAD-P01 tray value (hereafter, analog ports)AD-P02 post-separation sensor analog inputAD-P03 read sensor analog inputAD-P04 delivery reversal sensor analog inputAD-P05 not usedAD-P06 not usedAD-P07 not usedAD-P08 not usedDA-P01 reversal motor (hereafter, analog ports)DA-P02 belt motorDA-P03 original sensor adjustmentDA-P04 trailing edge sensor adjustmentDA-P05 post-separation sensor adjustmentDA-P06 skew sensor adjustmentDA-P07 pre-registration sensor adjustmentDA-P08 post-registration sensor adjustmentDA-P09 reversal sensor adjustmentDA-P10 manual feed registration sensor adjustmentDA-P11 pre-cycle end sensor adjustmentDA-P12 separation motor (iR7200)Indicates the input/output ports of the ADF controller PCB.Address bit Description Notation RemarksIO-P01 0 feed motor drive clock M21 not used2 feed motor clock LB M23 pickup motor clock LB M14 not used5 delivery reversal motor clock LB M36 large/small identification sensor signal PI3 1: paper present (large)7 A4R/LTRR identification sensor signal PI4 1: A4RIO-P02 0 pickup motor drive clock signal M11 pickup motor mode signal M12 pickup motor CW/CCW signal M13 pickup motor enable output M14 not used5 feed motor enable output M2 1: enable