First Alert ACTION T-1000 - Manual (Page 20)

Using Continuous-feed Paper
4. Using the illustration below as a guide, pull the locking levers on
each side of the pin feed holders forward so you can move the pin
feed holders.
5. Place the left holder approximately 3/4 of an inch from the far left
position and then push the locking lever back to fasten that holder
into place. Leave the other holder unlocked.
6. Open the pin feed
covers
as shown below.
7. Feed the paper into the paper slot. Push and maneuver the paper
through the slot until it comes up between the ribbon guide and the
platen (the black roller).
Setting Up 1-13