Canon LBP-2000 Service Manual page 165

2-13. Fixing faulty.
<Possible Causes>
1. The setting and the type of paper used do not match.
Action: Correct the setting to suit the type of paper used.
2. The nip of the fixing assembly is not as indicated.
Action: Replace the fixing assembly.
3. The fixing roller is soiled, defomed, or worn.
Action: Replace the fixing assembly.
4. The thermistor has deteriorated.
Action: Replace the fixing assembly.
2-14. Distorted image
<Possible Causes>
1. The contact of the connectors of the laser/scanner unit is poor.
Action: Connect the following connectors firmly: J907, J908, J911.
2. The contact of the connector of the DC controller PCB is poor.
Action: Connect the following connectors firmly: J102, J106.
3. The laser/scanner unit is faulty or is mounted wrongly.
Action: Replace the laser/scanner unit.
4. The DC controller PCB is faulty.
Action: Replace the DC controller PCB.
2-15. Image splash
<Possible Causes>
1. The transfer charging roller is soiled.
Action: Clean the transfer charging roller. If the dirt cannot be removed, replace the roller.
CHAPTER 4
4 - 15