Brother HL-3400CN Series User Manual page 180

3. Remove the Paper Discharger from the Transfer Unit by lightly
pressing it down and then sliding it to the right to release it from the
catches. Hold the right hand side of the Discharging Unit and lift it
upward to remove it.
Fig. 5-26 Removing the Paper Discharger
4. Install the new Paper Discharger into the Transfer Unit in the reverse
order that you removed it.
Fig. 5-27 Installing the Paper Discharger
5. Plug the power cord into the power outlet and press the Power button to
turn on the printer.
Note
User replacement of some of these parts is not recommended.
For replacement of the Paper Feeding Roller, Separator Pad and
the Transfer Drum, consult your local dealer/retailer.
Actions 6 to 9 should only be carried out by your dealer or
Brother authorized service center when they have replaced the
Paper Feeding Roller, Separator Pad and the Transfer Drum.
CHAPTER 5 MAINTENANCE
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