I've done that and there's no sign of cyan at all
Attachments are only available to registered users.
Attachments are only available to registered users.Register Here Push the tab (A) and lift the ink tank to remove. Do not touch the Print Head Lock Lever (B).
thanks very much. If I have to try cleaning it's very clear, but maybe I should assume first it's a faulty cartridge and insert a new one? I've got some arriving tomorrow.(sat.)