Samsung ER-550 Operator's And Programming Manual page 21

5. If you wish to use the printer to print customer receipts, pass the paper through the window of
the printer cover and replace the printer cover.
6. If you wish to use the printer to print a sales journal, insert the paper into the paper take-up
spool. Also see "Setting Receipt or Journal Printing" on page78. Wind the paper two or three
turns around the spool shaft and install the spool in the mount.
Samsung ER-550 Electronic Cash Register
Getting Started  19