Chapter 2 Using the Hardware15Back space Escape keyAlphanumeric 4, g, h, i Left navigation keyAlphanumeric 5, j, k, l —Alphanumeric 6, m, n, o Right navigation key— Enables/ disables secondaryfunction keysTab Windows key opens Start menuAlphanumeric 7, p, q, r, s Decreases screen brightnessAlphanumeric 8, t, u, v Down navigation keyAlphanumeric 9, w, x, y, z Increases screen brightnessAlpha —Asterisk Illuminates keypadNumber 0, space —Period PoundKey Main Function Secondary Function