TECHNICAL R EFERENCE8-11Yn Selects power-on/resetdefault configuration.Y0 Use profile 0 settingin NVRAMY1 Use profile 1 settingin NVRAMY2 Use factoryconfiguration 0.Y3 Use factoryconfiguration 1.Y4 Use factoryconfiguration 2Z Resets modem.Z0 Resets modem toNVRAM profileselected by Ycommand or dip 7.Z1 Resets modem toNVRAM profile 0Z2 Resets modem toNVRAM profile 1Z3 Resets modem tofactory default profile0 (&F0)Z4 Resets modem tofactory default profile1 (&F1)Z5 Resets modem tofactory default profile2 (&F2)