Actions
Yes
No
Step 9
Clean or repair the imaging unit contacts.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Step 10
Check connection JPS1 on the controller board and all the
connections on the power supply.
Are the connections properly connected?
Go to step 12.
Go to step 11.
Step 11
Replace the connections.
Does the problem remain?
Go to step 12.
The problem is
solved.
Step 12
Replace the power supply. See
Does the problem remain?
Go to step 13.
The problem is
solved.
Step 13
Replace the printhead. See
“Laser scanning unit (LSU) removal”
.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Fine lines are not printed correctly (specifically Chinese characters) check
4514-330
Diagnostics and troubleshooting
69
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 ...