Hewlett-packard Development Company, L.p.

Simon Walsh

Ah Chong Tee

Bee Bee Ang

An inkjet printing device comprising first and second pens and first and second service stations, the first and second service stations being arranged in a split servicing configuration and being arranged to service the first and second pens respectively, the device being adapted to detect the failure of a said pen and to print in a reserve mode in response to the detection, the device being further adapted to implement a modified servicing routine during reserve mode printing, the modified servicing routine being adapted to omit servicing of the failed pen.

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Leixlip, Ireland

Simon Walsh