# Cassette(C2/C3/C4) - Before replacement

1. Start service support mode.
   
2. Select [05 Adjustment for Replacement Parts].
   
3. Select the [Additional Cassette] tab.
4. Select [5020104 Cassette(C2/C3/C4)].
5. Select [Before Parts Replacement].
   
6. Press [Execution].
   
7. Turn Off the main unit when the following screen is displayed.
   
   After replacement menu will start automatically at next startup.