April 20102-34 Phaser 3635MFP/WorkCentre 355009-450, 09-550, 820, 830Status Indicator RAPs09-450 Replace Print Cartridge RAP09-450 The print cartridge has reached the end of the design life of 10,000 print pages.ProcedureWARNINGSwitch off the electricity to the machine. Disconnect the power cord from the customersupply while performing tasks that do not need electricity. Electricity can cause death orinjury. Moving parts can cause injury.1. Install a new print cartridge, PL 9.10 Item 1.09-550, 820, 830 Print Cartridge Communications ErrorRAP09-550 The print cartridge is not installed or is not detected by the CRUM PWB.09-820 A non Xerox print cartridge is installed.09-830 A mismatch detected between the CRUM and MSOK.ProcedureWARNINGSwitch off the electricity to the machine. Disconnect the power cord from the customersupply while performing tasks that do not need electricity. Electricity can cause death orinjury. Moving parts can cause injury.Go to the relevant procedure:• 3635 Checkout• 3550 Checkout3635 CheckoutRefer to Step Wiring Diagram 5 (3635). Perform the following:1. Check that the print cartridge, PL 9.10 Item 1, is valid Xerox component and installed cor-rectly.2. Remove the print cartridge. Check the CRUM contact on the print cartridge.3. Check the wiring between the print cartridge CRUM PWB, PL 9.10 Item 7 and CN17 inthe Main PWB.4. If necessary:a. Install new components:• Print cartridge, PL 9.10 Item 1.• Print cartridge CRUM, PL 9.10 Item 7.b. Perform OF7 Main PWB Check RAP.3550 CheckoutRefer to Wiring Diagram 14 (3550). Perform the following:1. Check that the print cartridge, PL 9.10 Item 1, is valid Xerox component and installed cor-rectly.2. Remove the print cartridge. Check the CRUM contact on the print cartridge.3. Check the wiring between the print cartridge CRUM PWB, PL 9.10 Item 7 and CN25 inthe Main PWB.4. If necessary:a. Install new components:• Print cartridge, PL 9.10 Item 1.• Print cartridge CRUM, PL 9.10 Item 7.b. Perform OF7 Main PWB Check RAP.