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MFC-L3750CDW

FAQs & Troubleshooting

FAQs & Troubleshooting

Turn Setting Lock On

DCP-L3510CDW/DCP-L3551CDW

  1. Press Menu.
  2. Press or to display the [General Setup] option, and then press OK.
  3. Press or to display the [Setting Lock] option, and then press OK.
  4. Press OK when the LCD displays [On].
  5. Enter the current four-digit password.
  6. Press OK.

MFC-L3710CW/MFC-L3735CDN/MFC-L3745CDW/MFC-L3750CDW/MFC-L3770CDW

  1. Press [Settings]>[All Settings]>[General Setup]>[Setting Lock]>[Lock Off⇒On].
  2. Enter the current four-digit password.
  3. Press [OK].

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