COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001CHAPTER 6 TROUBLESHOOTING6-117151413121110987654321J2ADFcontrollerPCBDelivery motor (M5)2) Disconnect the connector (J2) from the ADF controller PCB.Set the meter range to × 1ΩΩΩΩΩ, and connect the meter probes as indi-cated. Is the resistance about 15ΩΩΩΩΩ ?F06-401-09NO: Replace the delivery motor (M5). After replacement, be sure to per-form “Adjusting the Sensor and the Delivery Motor.”Delivery Motor Clock Sensor (PI11)ADF controller PCB3) Set the meter range to 10 VDC. Turn the delivery motor by hand.Does the voltage between connectors J3-2 (+) and J3-1 (–) on theADF controller PCB change between 0 V and 5 V?NO: Replace the delivery motor clock sensor (PI11).YES: Replace the ADF controller PCB.
