Brother HL-L3230CDW Online User's Manual page 288

Be sure to return the green tab to the Home position (a). The arrow on the tab must be aligned with the
arrow on the drum unit. If it is not, printed pages may have a vertical stripe.
4. Slide the toner cartridge and drum unit assemblies into the machine. Make sure that you match the toner
cartridge colour to the same colour label on the machine.
5. Close the machine's top cover.
Related Information
• Clean the Machine
Related Topics:
• Error and Maintenance Messages
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