# C3 Cassette Before Parts Replacement

#Procedure

1. Start service support mode. (Starting Service Support Mode)
2. Select [05 Adjustment for Replacement Parts].
   
3. Select [502 Additional Cassette].
   
4. Select [50201 Paper Feed/Eject Related Parts].
   
5. Select [5020105 C3 Cassette].
   
6. Select [Before Parts Replacement].
   
7. Press [Start].
   
8. Turn the power OFF.
   When the power of the product is turned on, the product starts in service support mode, and the “After replacement” screen of the C3 Cassette is displayed.