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Warning—Potential Damage:
These components can be used as a method of troubleshooting as long
as the machine is booted into diagnostic mode or is operating in diagnostic mode. Once a component
has been installed in a machine and powered up into user mode, it cannot be used in another machine.
It must be returned to the manufacturer.
Action
Yes
No
Step 1
Check the control panel assembly.
Was the control panel assembly recently replaced?
Go to step 3.
Go to step 2.
Step 2
Check the controller board assembly.
Was the controller board assembly recently replaced?
Go to step 4.
Contact next level of
support.
Step 3
Replace the current control panel assembly with the original
control panel assembly. Go to
“Control panel assembly removal”
Does the error remain?
Go to step 5.
The problem is
solved.
Step 4
Replace the current controller board assembly with the original
controller board assembly. Go to
Does the problem continue?
Go to step 6.
The problem is
solved.
Step 5
Replace the original control panel assembly with a new and not
previously installed control panel assembly.
Does the error continue?
Contact the next
level of support.
The problem is
solved.
Step 6
Replace the original control panel assembly with a new and not
previously installed control panel door assembly.
Does the error continue?
Contact the next
level of support.
The problem is
solved.
NVRAM cyclic redundancy service check
Action
Yes
No
POR the printer.
Does the error remain?
Contact the next
level of support.
The problem is
solved.
4514-330
Diagnostics and troubleshooting
142
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 ...