Lexmark 5027-436 CX410de
Troubleshooting. Print quality 3. Blank pages check
Actions | Yes | No |
---|---|---|
Is all the packing material for the imaging unit in question removed? | Go to step 2. | Remove the packing material. |
Step 2 Print a document that requires all four colors with just a few characters to verify if one specific color is a problem. For example, print the Print Quality Test Pages: Diagnostics Menu > PRINT TESTS > Prt Qual pgs Is only one color missing? |
Replace the developer unit for the missing color. | Go to step 3. |
Step 3 Replace the imaging unit. Does this fix the problem? |
Problem is solved. | Go to step 4. |
Step 4 POR into the Diagnostics menu, and then perform a cartridge drive motor test for the missing color: Diagnostics Menu > MISC TESTS > Motor Detect Does the motor run? |
Go to step 5. | Replace the main drive gear assembly. See Main drive gear assembly with motor removal. |
Step 5 Remove the developer unit. Check the developer cartridge contacts from the HVPS to the IU. Are all the toner cartridge contacts clean on both the Pin and IU? |
Go to step 6 | Clean the developer cartridge contacts. |
Step 6 Are all the spring‑loaded pins in the HVPS free to move in and out with an equal amount of spring force? |
Go to step 7. | Replace the HVPS. |
Step 7 Turn the printer off, and remove the rear cover. Check the continuity between the spring‑loaded pin and the JSC1 connector on the lower left side of the controller board. Are all conductors continuous? |
Go to step 8. | Replace the cable. |
Step 8 Replace the printhead. Does this solve the problem? |
Problem is solved. | Replace the controller board. |