Lexmark W820n - Chapter 45: Removing the Optional Duplex Unit

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Removing the optional duplex unit
1 Turn the printer off.
2 Disconnect the duplex cable from the back of the printer.
3 Push up on the latch to release the duplex unit door (Door E).
4 Gently lower the door.
Hold the door so the plastic cable has some slack in it. Maintain this position until you reach
step 9.