Welcome Laptop AC Adapter COMPAQ Presario-CQ42-400 adapter Replacement for COMPAQ Presario-CQ42-400 Laptop AC Adapter Find other parts of COMPAQ Presario-CQ42-400: COMPAQ Presario-CQ42-400 Laptop AC Adapter 29.99GBPPresario-CQ42-400 laptop Keyboard 29.99GBPPresario-CQ42-400 DVD Burner 29.99GBP Item Code: Presario-CQ42-400 Laptop AC Adapter Special Price: 29.99GBP Brand new with 1 year warranty!