Action
Yes
No
Step 8
a
Inspect the test pages to determine which color is affected.
b
Replace the photoconductor unit.
c
Print the document.
Is the print still too light?
Contact
The problem is
solved.
Mottled print and dots
$%&
'()
Note:
Before solving the problem, print the print quality test pages. From the home screen, touch
Settings
>
Troubleshooting
>
Print Quality Test Pages
.
Action
Yes
No
Step 1
Check the printer for leaked toner contamination.
Is the printer free of leaked toner?
Go to step 2.
Contact
Step 2
a
From the home screen, touch
Settings
>
Device
>
Preferences
.
b
Check if the paper type and size settings match the paper type
and size set in the tray.
Do the settings match?
Go to step 4.
Go to step 3.
Step 3
a
Change the paper size and type in the Paper menu or adjust
the size settings in the tray.
b
Print a document.
Is the print still mottled?
Go to step 4.
The problem is
solved.
Step 4
a
Replace the textured or rough paper loaded in the tray with
plain paper.
b
Print a document.
Is the print still mottled?
Go to step 5.
The problem is
solved.
Troubleshooting
109
Summary of Contents for CS921
Page 1: ...CS921 CS923 CS927 User s Guide August 2017 www lexmark com Machine type s 5059 Model s 130 530...
Page 43: ...5 Insert the new toner cartridge 6 Remove the waste toner bottle Maintaining the printer 43...
Page 48: ...8 Insert the waste toner bottle and then close the door Maintaining the printer 48...
Page 71: ...Below the fuser area Duplex area Clearing jams 71...
Page 76: ...2 Open door J 3 Open door H Clearing jams 76...
Page 126: ...5 Remove the controller board shield Upgrading and migrating 126...
Page 134: ...7 Connect the tray connector to the printer 8 Open trays 2 and 3 Upgrading and migrating 134...
Page 139: ...9 Remove the stabilizing feet from the tray Upgrading and migrating 139...
Page 143: ...17 Secure the tray cable with the clamp Upgrading and migrating 143...
Page 155: ...8 Attach the nisher to the printer Upgrading and migrating 155...
Page 164: ...Laser advisory label The following laser notice label is affixed to the printer Notices 164...