Note:
Before performing this print quality check, go to the control panel home screen and navigate to
Settings
>
Troubleshooting
>
Print Quality Test Pages
, and then perform the Initial print quality check.
See
“Initial print quality check” on page 26
.
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, do not replace
the imaging unit. 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
Set the paper type and weight settings in the Paper menu to match
the paper loaded.
Note:
Make sure that the printer supports the paper loaded. For
a complete list of supported paper, see the printer
User’s Guide
.
Does the problem remain?
Go to step 4.
The problem is
solved.
Step 4
a
Update the firmware to the latest version available.
b
Enter the Diagnostics menu, and then change the EngSetting
14 value to 48.
Note:
You can also change the setting through a bundle file
or NPA command.
c
Set Quite mode to Off.
d
Review the Event Log Summary sheets and check if either error
code 31.46 or 31.66 events occurred for the imaging unit. If they
did, check if they are occurring with the current toner cartridge.
Does the problem remain?
Go to step 5.
The problem is
solved.
4600-830, -835, -895
Diagnostics and troubleshooting
56
Summary of Contents for M124x
Page 20: ...4600 830 835 895 20 ...
Page 152: ...4600 830 835 895 152 ...
Page 208: ...4 Remove the four screws A A A 4600 830 835 895 Parts removal 208 ...
Page 225: ...4 Disconnect the cable from the sensor A A 4600 830 835 895 Parts removal 225 ...
Page 229: ...B A C D E E 4600 830 835 895 Parts removal 229 ...
Page 244: ...4600 830 835 895 244 ...
Page 259: ...Assembly 1 Covers 9 8 7 6 4 3 2 1 5 4600 830 835 895 Parts catalog 259 ...
Page 261: ...Assembly 2 Control panel 2 1 1 2 3 3 4 4 4600 830 835 895 Parts catalog 261 ...
Page 263: ...Assembly 3 Electronics 1 4600 830 835 895 Parts catalog 263 ...
Page 265: ...Assembly 4 Electronics 2 2 5 1 3 4 4600 830 835 895 Parts catalog 265 ...
Page 267: ...Assembly 5 Electronics 3 4 3 6 7 2 5 1 4600 830 835 895 Parts catalog 267 ...
Page 269: ...Assembly 6 Electronics 4 2 1 4 3 6 5 4600 830 835 895 Parts catalog 269 ...
Page 271: ...Assembly 7 Paper transport 1 1 2 3 4 5 6 4600 830 835 895 Parts catalog 271 ...
Page 273: ...Assembly 8 Paper transport 2 5 1 4 4 3 2 4600 830 835 895 Parts catalog 273 ...
Page 275: ...Assembly 9 MPF and standard tray 1 3 2 4600 830 835 895 Parts catalog 275 ...
Page 277: ...Assembly 10 Optional trays 2 4 3 1 4600 830 835 895 Parts catalog 277 ...
Page 280: ...4600 830 835 895 Parts catalog 280 ...
Page 282: ...4600 830 835 895 282 ...
Page 302: ...4600 830 835 895 302 ...
Page 312: ...4600 830 835 895 Part number index 312 ...