Inkjet printing assembly with multi-purpose platen assembly

An inkjet printing mechanism which comprises

• an elongate chassis that spans a printing zone;
• a printhead assembly mounted on the elongate chassis, the printhead assembly including an ink distribution assembly and an array of printhead integrated circuits mounted on the ink distribution assembly to span the printing zone;
• and
• an elongate platen assembly mounted on the chassis such that the platen assembly spans the print area, the platen assembly comprising
• an elongate body that defines a longitudinal platen surface for supporting a print medium during a printing operation carried out on the print medium;
• at least one of an elongate ink blotting member and a capping assembly arranged on the body;
• and
• a displacement mechanism to displace either the platen surface or said at least one of the ink blotting member and the capping assembly into operative alignment with the array of printhead circuits
• wherein the elongate platen assembly includes both the elongate ink blotting
• member and the capping assembly.