Lexmark 7017-679 XM1246

Note: Before performing this print quality check, go to the control panel home screen and navigate to Settings > Troubleshooting > Print Quality Test Pages, and then perform the initial print quality check.

Actions	Yes	No
Step 1 a Turn off the printer, wait for 10 seconds, and then turn on the printer. b From the control panel: 1 Increase the toner darkness in the Quality menu. Note: 8 is the factory default setting. 2 Set the paper type, texture, and weight in the Paper menu to match the paper loaded. Does the problem remain?	Go to step 2.	The problem is solved.
Step 2 Check if the printer is using a genuine and supported Lexmark toner cartridge. Note: If the printer is using a third‑party cartridge, then refer the users to their cartridge supplier. Is the printer using a genuine and supported toner cartridge?	Go to step 4.	Go to step 3.
Step 3 Install a genuine and supported toner cartridge. Does the problem remain?	Go to step 4.	The problem is solved.
Step 4 a Remove any packing material left on the imaging unit, including the red separator plastic (A). Note: You may need a pair of pliers to remove a piece of broken plastic inside the imaging unit. b Check the charge roller contact (B) on the right side of the imaging unit for damage and contamination. Is the charge roller contact damaged and contaminated?	Go to step 5.	Go to step 6.
Step 5 Repair or replace the charge roller contact on the imaging unit. Does the problem remain?	Go to step 6.	The problem is solved.
Step 6 Replace the imaging unit. Does the problem remain?	Go to step 7.	The problem is solved.
Step 7 Make sure that connection JPS1 on the controller board and the connections on the power supply are properly connected. Are the connections properly connected?	Go to step 9.	Go to step 8.
Step 8 Reseat the connections. Does the problem remain?	Go to step 9.	The problem is solved.
Step 9 Note: Poor electrical contact to the photoconductor is the most likely source of a full page background defect. a Remove any contamination from the photoconductor charge contact (C) on the right side of the frame. b Perform a print test. Does the problem remain?	Go to step 10.	The problem is solved.
Step 10 Check if the photoconductor charge contact is bent, damaged, or not in proper contact with the imaging unit. Is the contact free from damage and in proper contact with the imaging unit?	Go to step 11.	Contact the next level of support.
Step 11 Replace the power supply. Does the problem remain?	Contact the next level of support.	The problem is solved.