Te whakauru hototahiwhitiki whakawhiti mo te HP CP4025, CP4525, CM4540, M650, M651, me M680ngā pūreretā.Ko enei riipene whakawhiti-kounga teitei he mea hanga motuhake mo te whakamahi me nga kaituhi HP, kia pai ai te hototahi me te mahi tino pai.
Me o ratouhanga roa, ka tukuna e ratou he pono me tehua tānga riterite.Whakapai ake i te kaha o to tari ki te whakaputa i o maatau whitiki whakawhiti e whakawhirinakihia ana e nga tohunga umanga.Ka wheako i nga mahi maeneene me te kounga pai o te tuhi.