I'm happy to get a manual from this rare old amp. The pdf is from good qualty.
Text excerpt from page 69 (click to view)
Installing a new ADF
If the HP LaserJet 3300mfp came without an ADF, an ADF can be added. An ADF may need to be replaced if it has abnormal media jams.
1
To install a new or replacement ADF
1
Remove the flatbed scanner lid by opening it and gently lifting straight up.
2
Note If you are replacing an existing ADF, you must first pull up both hinge tabs before lifting the ADF up out of the product. 2
On the new ADF, unfold the hinges and pull up the tab on each hinge.
3
3
Install the new ADF by inserting the hinges straight down into the product.
