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Brother HL-3400CN Series User Manual

Page 199

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USER’S GUIDE

5-42

7. Secure the pawl of the Duplex Unit into the rectangular hole in the back of the printer.

Fig.5-52 Secure the Pawl

8. Open the Duplex Cover Top Assembly.

9. Securely connect the Duplex Unit and the Printer with the thumb screws (2 pieces).

Fig. 5-53 Connect the Duplex Unit and the Printer

10. Close the Duplex Cover Top Assembly.