Lexmark Optra C Service Manual - Page 64

5045-001 No Pickup (Cassette Feed) FRU 1 Gear 2 Pickup motor Pickup PCB 3 Pickup PCB Cassette feed solenoid Action Is the pickup motor drive properly transmitted by the gears? Check the gears, and replace any damaged ones. Does the pickup motor rotate? 1. Check the connection of pickup PCB connector J304, and if it is normal replace the pickup motor. 2. Replace the pickup PCB. Turn the power switch OFF, remove the pickup unit, and disconnect pickup PCB connector J303. Measure the resistance between cable connectors J303-1 and J303-2. Is it about 100 Ohms? If yes, replace the pickup PCB. If no, replace the cassette feed solenoid. No Pickup (Optional Paper Feeder Pickup) FRU 1 Gear train 2 Paper feeder motor Paper feeder driver PCB 3 Paper feeder driver PCB Cassette feed solenoid Action Is the paper feeder motor drive properly transmitted by the gears? Check the gears, and replace any damaged ones. Does the paper feeder motor rotate? Check the connection of paper feeder driver PCB connector J353, and if it is normal replace the paper feeder motor. Replace the feeder driver PCB. Turn the power switch OFF, remove the paper feeder, and disconnect J354. Measure the resistance between cable connectors J354-1 and J354-2. Is it about 130 Ohms? If yes, replace the paper feeder driver PCB. If no, replace the cassette feed solenoid. 2-32