HP Color LaserJet 4650 Printer series - Manual (Page 102)

2. Adjust the rear media-length guide by squeezing the guide adjustment latch and sliding
the back of the tray to the length of the media being used.
3. Push down the media lift plate until it locks.
4. Slide the media-width guides open to the size for the media you are using.
88 Chapter 4 Printing tasks ENWW