Acroprint ES900 Electronic Time Recorder - Manual (Page 69)

ES900 User’s Manual 63
4. Install the ribbon cassette inside the unit. Refer to Install Ribbon Cassette below. Push the
ribbon cassette until it snaps into position.
Install Ribbon Cassette
Install Ribbon Cassette Between Print Head and Ribbon Mask
Turning the knob on the ribbon cassette may make installation easier.
Install the ribbon cassette so that the ribbon is between the print head and the ribbon
mask. Printing will not function properly if the ribbon is placed behind the ribbon mask.
Refer to
Install Ribbon Cassette Between Print Head and Ribbon Mask below.