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 the status of the imaging unit.
1
From the home screen, select
Status/supplies
.
2
Select
View Supplies
.
b
Check the condition of the imaging unit.
Is the imaging unit near end of life and/or showing signs of toner
leakage?
Go to step 4.
Go to step 5.
Step 4
Replace the imaging unit.
Does the problem remain?
Go to step 5.
The problem is
solved.
Step 5
Check if toner specks appear only on the edges or back side of
the pages.
Do toner specks appear only on the edges or back side of the
pages?
Go to step 6.
Go to step 7.
Step 6
Replace the transfer roller. See
.
Does the problem remain?
Go to step 7.
The problem is
solved.
Step 7
Check the printer for stray toner contamination.
Is the printer contaminated with stray toner?
Go to step 8.
Contact the next
level of support.
Step 8
Using an approved toner vaccum cleaner, completely clean the
printer, toner cartridge, and imaging unit of toner contamination.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
4514-6xx
Diagnostics and troubleshooting
78
Summary of Contents for M3150
Page 12: ...Part name index 393 4514 6xx Table of contents 12 ...
Page 20: ...4514 6xx 20 ...
Page 38: ...4514 6xx 38 ...
Page 172: ...4514 6xx 172 ...
Page 246: ...3 Remove two screws A and then remove the cooling fan mount A 4514 6xx Parts removal 246 ...
Page 256: ...5 Remove the four screws B and then remove the right front mount B 4514 6xx Parts removal 256 ...
Page 260: ...b Set the spring over the plunger 4514 6xx Parts removal 260 ...
Page 277: ...3 Squeeze the latches B to release the left and right links B 4514 6xx Parts removal 277 ...
Page 300: ...3 Place the printer on its rear side 4 Release the sensor flag A 4514 6xx Parts removal 300 ...
Page 301: ...5 Remove the screw B 6 Remove the sensor flag bracket C 4514 6xx Parts removal 301 ...
Page 323: ...3 Swing the right cover backward to remove 4 Remove the screw D 4514 6xx Parts removal 323 ...
Page 333: ...4514 6xx 333 ...
Page 335: ...Assembly 1 Covers 4514 6xx Parts catalog 335 ...
Page 338: ...4514 6xx Parts catalog 338 ...
Page 339: ...Assembly 2 Electronics 1 1 2 3 4 5 7 9 10 11 6 8 12 4514 6xx Parts catalog 339 ...
Page 342: ...4514 6xx Parts catalog 342 ...
Page 343: ...Assembly 3 Electronics 2 4 3 2 1 5 6 8 9 7 4514 6xx Parts catalog 343 ...
Page 345: ...4514 6xx Parts catalog 345 ...
Page 346: ...Assembly 4 Frame 10 11 12 13 14 9 1 5 6 7 8 4 4 2 3 4514 6xx Parts catalog 346 ...
Page 349: ...Assembly 5 Option trays 3 4 5 6 1 2 4514 6xx Parts catalog 349 ...
Page 354: ...4514 6xx Parts catalog 354 ...
Page 356: ...4514 6xx Parts catalog 356 ...
Page 364: ...4514 6xx 364 ...
Page 376: ...4514 6xx 376 ...
Page 386: ...4514 6xx Index 386 ...
Page 392: ...4514 6xx Part number index 392 ...
Page 398: ...4514 6xx Part name index 398 ...