2.
Perform the [Fusing Roller Cleaning] (toner is consumed).
[User Tools] key > System Settings > Maintenance > Fusing Roller Cleaning
3.
A sheet of paper is fed and images are printed on both sides of the paper.
4.
Check that the black spots do not appear any more.
• The effectiveness of the fusing cleaning varies depending on the types of images printed or paper
types used until now. Therefore, the problem may be improved by performing the [Fusing Roller
Cleaning] several times, which consumes toner.
Paper Feed (Skew)
Use the following flowchart to determine the cause and deal with the problem.
6. Troubleshooting
180
Summary of Contents for Gim-MF1a
Page 1: ...Model Gim MF1a b Machine Code M172 M173 Field Service Manual September 2014...
Page 2: ......
Page 32: ...2 Installation 30...
Page 46: ...2 Operation Panel A x 5 4 Replacement and Adjustment 44...
Page 105: ...2 Rear Cover Switch A x 1 Hook Electrical Components 103...
Page 122: ...5 Operation Panel page 43 Operation Panel 4 Replacement and Adjustment 120...
Page 125: ...Service Program Mode 123...
Page 184: ...6 Troubleshooting 182...
Page 192: ...MEMO 190...
Page 193: ...MEMO 191...
Page 194: ...MEMO 192 EN...
Page 195: ...Model Gim MF1a b Machine Code M172 M173 Appendices September 2014...
Page 196: ......
Page 214: ...1 Appendices Specifications 18...
Page 299: ...MEMO 103...
Page 300: ...MEMO 104 EN...