Brother HL-3400CN Series Printer User Manual


 
CHAPTER 5 MAINTENANCE
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4. Unscrew the two screws securing the NC-3100h and remove
the NC-3100h by pulling it upwards.
Fig. 5-70 Removing the NC-3100h
5. Unpack the MIO card and hold it by its edge.
Note
Do not touch the card surface. If static electricity collects, it damages the
card.
6. Insert the card until it is securely seated.
7. Secure the MIO card with the two captive screws on the card.
Fig. 5-71 Securing the MIO
8. Plug in the power cord and turn the printer on.