Models that these upgrades will work for:

HP-Compaq Pavilion A800tl, HP-Compaq Pavilion A805, HP-Compaq Pavilion A807w, HP-Compaq Pavilion A808, HP-Compaq Pavilion A809, HP-Compaq Pavilion A810, HP-Compaq Pavilion A810cl, HP-Compaq Pavilion A810i, HP-Compaq Pavilion A813w, HP-Compaq Pavilion A814x, HP-Compaq Pavilion A815cn, HP-Compaq Pavilion A816d, HP-Compaq Pavilion A817n, HP-Compaq Pavilion A818l, HP-Compaq Pavilion A819, HP-Compaq Pavilion A820, HP-Compaq Pavilion A822n, HP-Compaq Pavilion A824n, HP-Compaq Pavilion A828, HP-Compaq Pavilion A829, HP-Compaq Pavilion A830n, HP-Compaq Pavilion A832n, HP-Compaq Pavilion A839, HP-Compaq Pavilion A844n, HP-Compaq Pavilion A847, HP-Compaq Pavilion A850, HP-Compaq Pavilion A867c, HP-Compaq Pavilion A880l