Service approach
Repair on this printer is limited to a recommended time of 45 minutes, which includes
troubleshooting, teardown, and repair. Repairs that require more time should not be made, and the
printer should be replaced.
Pre-service procedures
Follow the pre-service procedures before you perform service.
1. Use the power switch to turn off the printer.
2. Remove all media from the product.
3. Place the product on an ESD mat. If an ESD mat or an ESD-protected workstation is not
available, discharge body static and ground the product chassis before servicing the product.
4. Remove the print cartridges.
5. Unplug the power cord and the interface cable.
Post-repair tests
After service is complete, the following tests can be used to verify that the repair or replacement was
successful.
Test 1: print quality test
1. Verify that all reassembly steps are complete.
2. Verify that clean, unprinted paper is in the input trays.
3. Attach the power cord, and turn on the MFP.
4. Verify that the expected startup sounds occur.
5. Perform a control panel test from the secondary service menu.
6. Print a Demo page and verify that the expected printing sounds occur.
7. Verify that the Demo page displays the expected print quality.
8. Send a print job to the MFP from the host PC.
9. Clean the outside of the printer with a damp cloth.
Test 2: copy quality test
1. Verify that all reassembly steps are complete.
2. Verify that clean, unprinted paper is in the input trays.
3. Attach the power cord, and turn on the MFP.
4. Print a Configuration page and verify that the expected printing sounds occur.
5. Take the Configuration page and place it face-down on the flatbed glass.
ENWW Service approach 63
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