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MFC-7840W > FAQ's & Troubleshooting > Maintenance

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Maintenance
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Maintenance - How-to FAQ's

Replacement

  • What is the difference between the toner cartridge and the drum unit?
  • Replace the drum unit.
  • Replace the toner cartridge

Cleaning

  • How do I clean the drum unit?
  • How do I clean the laser scanner window?
  • How do I clean the corona wire?

Management

  • I don't think I got the full yield from my high-yield toner cartridge but the message "Toner Life End" or "Replace Toner" is displayed on the machine or the LED is on or flashing.
  • I recently installed the starter or a new toner cartridge and I don't think I got the full yield from the toner.
  • Can I check the remaining life of my Brother machine's drum?
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