Media processing device with enhanced media and ribbon loading and unloading features

A ribbon cartridge for use in a media processing device, the ribbon cartridge comprising:

• a first spool housing configured to receive a first spool;
• a second spool housing configured to receive a second spool;
• a first frame member extending between the first spool and the second spool;
• and
• a second frame member extending between the first spool and the second spool;
• wherein a printhead assembly opening is defined and bounded by the first spool housing, the second spool housing, the first frame member, and the second frame member, wherein the first frame member defines a first channel adjacent to the printhead assembly opening, wherein the second frame member defines a second channel adjacent to the printhead assembly opening, and wherein the first channel and the second channel each comprise a drive surface, wherein the drive surface is configured to be engaged by a printhead assembly to drive the ribbon cartridge to an installed position within the media processing device.