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Rear USB port disabled [56]
Try one or more of the following:
•
From the printer control panel, press
to clear the message and continue printing.
Note:
The printer discards any data received through the USB port.
•
From the printer control panel, set USB Buffer to Auto.
Reinstall missing or unresponsive cartridge [31.xy]
Try one or more of the following:
•
Check if the toner cartridge is missing. If missing, install the toner cartridge.
For information on installing the cartridge, see the “Replacing supplies” section of the
User’s Guide
.
•
If the toner cartridge is installed, then remove the unresponsive toner cartridge, and then reinstall it.
Note:
If the message appears after reinstalling the supply, then the cartridge is defective. Replace
the toner cartridge.
Reinstall missing or unresponsive imaging unit [31.xy]
Try one or more of the following:
•
Check if the imaging unit is missing. If missing, install the imaging unit.
For information on installing the imaging unit, see the “Replacing supplies” section of the
User’s Guide
.
•
If the imaging unit is installed, then remove the unresponsive imaging unit, and then reinstall it.
Note:
If the message appears after reinstalling the supply, then the imaging unit is defective.
Replace the imaging unit.
Replace cartridge, 0 estimated pages remain [88.xy]
Replace the toner cartridge to clear the message and continue printing. For more information, see the
instruction sheet that came with the supply or see the “Replacing supplies” section of the
User’s Guide
.
Note:
If you do not have a replacement cartridge, then see the “Ordering supplies” section of the
User’s
Guide
or visit
Replace cartridge, printer region mismatch [42.xy]
Install a toner cartridge that matches the region number of the printer.
x
indicates the value of the printer
region.
y
indicates the value of the cartridge region. x and y can have the following values:
Printer and toner cartridge regions
Region number
Region
0
Global
1
United States, Canada
2
European Economic Area (EEA), Switzerland
4514-330
Diagnostics and troubleshooting
111
Summary of Contents for MS312
Page 11: ...Part number index 335 Part name index 339 4514 330 Table of contents 11 ...
Page 12: ...4514 330 Table of contents 12 ...
Page 182: ...4514 330 182 ...
Page 214: ...5 Remove the three screws B and then remove the left front mount B 4514 330 Parts removal 214 ...
Page 230: ...5 Remove the four screws B and then remove the right front mount B 4514 330 Parts removal 230 ...
Page 234: ...b Set the spring over the plunger 4514 330 Parts removal 234 ...
Page 240: ...3 Squeeze the latches B to release the left and right links B 4514 330 Parts removal 240 ...
Page 267: ...11 Disconnect the two springs D D 4514 330 Parts removal 267 ...
Page 284: ...3 Swing the right cover backward to remove 4 Remove the screw D 4514 330 Parts removal 284 ...
Page 286: ...4514 330 286 ...
Page 291: ...4514 330 291 ...
Page 293: ...Assembly 1 Covers 4514 330 Parts catalog 293 ...
Page 295: ...Assembly 2 Electronics 1 1 2 3 4 5 7 8 9 6 4514 330 Parts catalog 295 ...
Page 297: ...Assembly 3 Electronics 2 4 3 2 1 6 5 4514 330 Parts catalog 297 ...
Page 299: ...4514 330 Parts catalog 299 ...
Page 300: ...Assembly 4 Frame 2 5 6 9 10 11 13 14 12 8 1 4 4 3 7 4514 330 Parts catalog 300 ...
Page 302: ...4514 330 Parts catalog 302 ...
Page 303: ...Assembly 5 Option trays 3 4 5 6 1 2 4514 330 Parts catalog 303 ...
Page 306: ...4514 330 Parts catalog 306 ...
Page 308: ...4514 330 308 ...
Page 312: ...4514 330 312 ...
Page 314: ...4514 330 314 ...
Page 326: ...4514 330 326 ...
Page 338: ...4514 330 Part number index 338 ...
Page 342: ...4514 330 Part name index 342 ...