Toner Add Motor Assembly Failure - Lexmark W840 Service Manual

Step
2 Check the printhead assembly connection.
Is the printhead assembly properly connected?
3 Perform a print test.
Does the error continue?

914.00 Toner add motor assembly failure

Step
1 Check the toner cartridge for installation.
Remove the toner cartridge and reinstall it.
Does it operate properly?
2 Check the gear rotation for the toner cartridge guide
assembly.
Remove the toner guide assembly.
Does the gear, located at the lower part of the toner
cartridge guide assembly, rotate smoothly?
3 Check the toner cartridge guide assembly for pipe clogging.
Is the pipe, located at the lower part of the toner cartridge
guide assembly, clogged?
4 Check the toner add motor assembly for operation.
1. Enter Diagnostics mode.
2. Select MOTOR TESTS.
3. Select Toner add motor
Does the motor rotate normally?
5 Check the toner add motor assembly connection.
Is the toner add motor assembly properly connected?
6 Perform a print test.
Does the error continue?
Check
Check
Warning: Only perform this test in segments of
three seconds or less or toner spill will
occur.
Yes
Replace the Replace the
printhead. connection.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-120.
Yes
Problem solved Go to step 2.
Go to step 3. Replace the toner
cartridge guide
assembly.
Go to step 4. Clean the pipe.
Go to step 6. Go to step 5.
Replace the toner Replace the
add motor. connection.
"Toner cartridge
guide assembly
removal" on
page 4-95
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-120.
Diagnostic information
4024-XXX
No
No
2-45