4.Replacement and Adjustment
52
Laser Unit
To avoid eye injury, turn off the main power switch and unplug the printer before beginning any of the
procedures in this section.
Caution Decal Locations
•
The laser can cause serious eye injury.
•
Be sure to turn off the main power switch and disconnect the power plug from the power outlet
before beginning any disassembly or adjustment of the laser unit.
•
This printer uses a class IIIb laser beam with a wavelength of 784 nm and an output of 11 mW.
The laser can cause serious eye injury.
Caution decals are attached as shown below.
Laser Unit
1.
Remove the rear cover. (
2.
Remove the controller box cover [A].
Printer model:
MF model:
Summary of Contents for M C250FW
Page 2: ......
Page 8: ......
Page 12: ......
Page 34: ...3 Preventive Maintenance 22 to remove any remaining moisture ...
Page 45: ...4 Replacement and Adjustment 33 6 Release the belt A and then remove the front cover unit B ...
Page 103: ...4 Replacement and Adjustment 91 MF model 11 Remove the fusing transport drive unit A ...
Page 112: ...4 Replacement and Adjustment 100 MF model 8 Remove the belt cover A ...
Page 183: ...5 System Maintenance 171 8 Press OK on the screen or press on the number keys to exit ...
Page 188: ...5 System Maintenance 176 Special Sender List Configuration Page Printer model ...
Page 189: ...5 System Maintenance 177 MF model ...
Page 260: ...6 Troubleshooting 248 Flowchart ...
Page 271: ...7 Detailed Descriptions 259 ...
Page 297: ...7 Detailed Descriptions 285 Boards Block Diagram Printer Model ...
Page 301: ......