HP Deskjet 3050A - Manual (Page 22)

b. Lower the output tray
Lower the output tray and pull out the tray extender.
c. Slide paper-width guide to the left.
Slide paper-width guide to the left.
d. Load paper.
Insert stack of photo paper with short edge down and print side up.
Slide stack of paper forward until it stops.
NOTE: If the photo paper you are using has perforated tabs, load photo paper so that tabs are on top.
Slide paper-width guide to the right until it stops at edge of paper.
Load envelopes
a. Raise the input tray
Raise the input tray.
Chapter 5
20 Paper basics