3-10 Paper SourceLoading and Outputting Paper3Paper SourceThis printer is supplied with two paper sources: the paper cassette (Cassette 1) andmanual feed slot. By installing the optional paper feeder (Cassette 2), up to 3 papersources can be used.Paper Source TypeThis printer has the following paper sources:(A): Manual Feed Slot(B): Cassette 1(C): Cassette 2 (Optional)● Paper Level IndicatorThe paper cassette has a paper level indicator (A) that shows the amount of paperremaining in the cassette. If the cassette is full, the paper level indicator is at the top.Because the indicator moves down as the amount of paper drops, this gives a roughestimate of the amount of paper remaining.(A)(A)(C)(B)