MENU ITEMSYaesu FT-8900R Operating Manual Expanded Edition (courtesy of W5JCK) Page 69 of 77Menu #19 INET MFunction: Selects the Access Number (DTMF code) for non-WIRES™ Internet LinkSystem access. See Internet Connection Feature on page 55 for details.Values: d-1 – d-16Default: d-1Menu #20 KEY.MODFunction: Selects the key functions for the right band function switches.See Front Panel Controls on page 6 for details.Values: KEY1, KEY2KEY1 left and right side keys function as LOW, V/M, HM, and SCNKEY2 left side keys function as LOW, V/M, HM, and SCNright side keys function as MHz, REV, TONE, and SUBDefault: KEY1Menu #21 LOCKFunction: Enables/disables the Key/Button Lock feature.See Activate the Lock Feature on page 18 for details.Values: ON, OFFDefault: OFFMenu #22 LOCKTFunction: Enables/disables the PTT Lock feature.Values: OFF, BAND R, BAND L, BOTHOFF Enables the PTT switch.BAND R Disables the PTT switch on the right band.BAND L Disables the PTT switch on the left band.BOTH Disables the PTT switch on the both band.Default: OFF