Lexmark 3500-876 MC3426i

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

Action	Yes	No
Step 1 a) From the control panel, navigate to: Settings > Print > Quality > Advanced Imaging > Color Adjust Note: The Color Adjust calibrates the printer to adjust the color variations in the printed output. b) Do a print test. Does the problem remain?	Go to step 2.	The problem is solved.
Step 2 a) Firmly shake the cartridge to redistribute the toner. b) Make sure that the affected cartridge is properly installed. Note: The cartridge must fit and lock properly with the print cartridge tray. No packing material must be left on the cartridge. Does the problem remain?	Go to step 3.	The problem is solved.
Step 3 a) Check the cartridge for damage and leaks. b) Check the cartridge smart chip contacts for improper connections. • Corrosion and contamination • Loose connection with the HVPS contacts Is the cartridge free of damage, leaks, and contamination?	Go to step 5.	Go to step 4.
Step 4 Clean the contaminated contacts or replace the affected cartridge. Does the problem remain?	Go to step 5.	The problem is solved.
Step 5 a) Remove the right cover. b) Remove the controller board shield. c) Reseat the HVPS flat cables on the HVPS and controller board. Does the problem remain?	Go to step 6.	The problem is solved.
Step 6 Check the cables for damage. Are the cables free of damage?	Go to step 8.	Go to step 7.
Step 7 Replace the affected cable. Does the problem remain?	Go to step 8.	The problem is solved.
Step 8 a) Make sure that the HVPS is properly installed. b) Reseat all the cables on the HVPS. c) Properly align the spring contacts. Does the problem remain?	Go to step 9.	The problem is solved.
Step 9 Check the HVPS contacts for contamination and damage. Are the HVPS contacts free of contamination and damage?	Go to step 11.	Go to step 10.
Step 10 Clean or replace the HVPS. Does the problem remain?	Go to step 11.	The problem is solved.
Step 11 a) Enter the Diagnostics menu, and then navigate to: Printer diagnostics and adjustments > Motor tests b) Select K/Transfer belt, and then start the test. Does the transfer belt or transfer roller move?	Go to step 16.	Go to step 12.
Step 12 Check the transfer module and its components for improper installation and damage. • Transfer belt • Transfer roller • Coupler gears Is the transfer module properly installed and free of damage?	Go to step 13.	Go to step 15.
Step 13 Make sure that the transfer module cable on the HVPS is properly connected. Does the problem remain?	Go to step 14.	The problem is solved.
Step 14 a) Remove any toner spills or contamination from the transfer module. b) Check the transfer belt cleaner and its waste toner nozzle for leaks and damage. Note: If the transfer belt cleaner is defective, then excess toner may build up on the transfer belt. If there are leaks on the waste toner nozzle, then toner spills will occur. Is the transfer belt cleaner free of leaks and damage?	Go to step 16.	Go to step 15.
Step 15 Reinstall or replace the transfer module. Does the problem remain?	Go to step 16.	The problem is solved.
Step 16 a) Remove the top cover. b) Reseat the flat cables on the printhead. c) Reseat the printhead cables on the controller board. Does the problem remain?	Go to step 17.	The problem is solved.
Step 17 Check the cables for damage. Are the cables free of damage?	Go to step 19.	Go to step 18.
Step 18 Replace the affected cable. Does the problem remain?	Go to step 19.	The problem is solved.
Step 19 a) Check the printhead and its components for damage. • Flat cable • Connector sockets b) Check the printhead mirrors for contamination. Is the printhead free of damage and contamination?	Go to step 21.	Go to step 20.
Step 20 Clean or replace the printhead. Does the problem remain?	Go to step 21.	The problem is solved.
Step 21 Check the firmware version. Is the firmware updated to the latest version?	Go to step 21.	The problem is solved.
Step 21 Check the firmware version. Is the firmware updated to the latest version?	Go to step 23.	Go to step 22.
Step 22 Update the firmware. Does the problem remain?	Go to step 23.	The problem is solved.
Step 23 Make sure that the controller board is properly installed. Reseat all the cables on the controller board. Does the problem remain?	Go to step 24.	The problem is solved.
Step 24 Check the controller board and its connector pins for damage. Are the controller board and its connectors free of damage?	Contact the next level of support.	Go to step 25.
Step 25 Replace the controller board. Does the problem remain?	Contact the next level of support.	The problem is solved.