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Lexmark 7017-679 XM1246

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Troubleshooting. Print quality. Blank pages check

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 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 3.	Go to step 2.
Step 2 Install a genuine and supported toner cartridge. Does the problem remain?	Go to step 3.	The problem is solved.
Step 3 a Check and remove any packing material left on the imaging unit. b Firmly shake the imaging unit to redistribute the toner, and then reinstall it. Does the problem remain?	Go to step 4.	The problem is solved.
Step 4 Check the imaging unit for damage and proper installation, and replace if necessary. Does the problem remain?	Go to step 5.	The problem is solved.
Step 5 Check the coupler to make sure that it is not stuck in the retracted position. While slowly closing the door, observe the coupler to see if it moves inward. Note: With the imaging unit removed, the coupler should retract with the door open and move inward when the front door is closed. Is the coupler stuck, and not moving inward, while closing the front door?	Go to step 6.	Go to step 7.
Step 6 Reach inside the printer and manually reposition the coupler in the direction of the red arrow as shown. Are the contacts free from damage, not bent and in proper contact with the imaging unit?	Go to step 8.	Contact the next level of support.
Step 8 Check all connections in the power supply. If necessary, replace the power supply. Does the problem remain?	Go to step 9.	The problem is solved.
Step 9 Reseat cable JPS1 on the controller board. Does the problem remain?	Go to step 10.	The problem is solved.
Step 10 Replace the cable. Does the problem remain?	Go to step 11.	The problem is solved.
Step 11 a Check the transfer roller for proper installation. If necessary, remove and then reinstall the transfer roller. b Check the transfer roller for contamination and damage. Is the transfer roller free of contamination and damage?	Go to step 13.	Go to step 12.
Step 12 Replace the transfer roller. Does the problem remain?	Go to step 13.	The problem is solved.
Step 13 Check the transfer roller left contact spring on the transfer roller left arm for damage. Is the contact spring free of damage?	Go to step 15.	Go to step 14.
Step 14 Replace the transfer roller left arm with cable. Does the problem remain?	Go to step 15.	The problem is solved.
Step 15 a Check the coupler for signs of damage. The coupler is located on the main drive motor. b If the coupler is damaged, then replace the main drive motor. Does the problem remain?	Go to step 16.	The problem is solved.
Step 16 Reseat the printhead cables on the controller board. Does the problem remain?	Go to step 17.	The problem is solved.
Step 17 Replace the laser printhead. Does the problem remain?	Contact the next level of support.	The problem is solved.

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