COPYRIGHT © 1999 CANON INC. CANON ADF FOR iR600 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-43CHAPTER 5 TROUBLESHOOTINGJ1J2J5J3 J6 J7 J8 J9 J10 J11J14J13J12J4FU2FU1SW1LED2IC1SW4SW3SW2SW4SW3Figure 5-184SwitchSW3SW4IndicationA-XXXXS-XXXXL-XXXXDescriptionTotal numberSmall-size numberLarge-size number4) Operate the push switch (SW3 or SW4) onthe ADF controller PCB to switch the indica-tion.Table 5-121Reference:ï The total number may be up to4,800,000.ï The small-size and large-size number maybe up to 2,400,000.ï In the case of tray pickup, the 1's place isrounded off at power-off.5) After making adjustments, press the pushswitch (SW2) on the ADF controller PCBonce again.3. Jam History1) Remove the screw, and detach the ADFcontroller cover.2) Set the DIP switch (SW1) on the ADF con-troller PCB as shown in Figure 5-185.3) Press the push switch (SW2) on the ADFcontroller PCB.ï LED2 will indicate the most recent jamcode.Figure 5-185Figure 5-186J1J2J5J3 J6 J7 J8 J9 J10 J11J14J13J12J4FU2FU1SW1LED2IC1SW4SW3SW2SW2