Icom IC-F5123D Instruction Manual - Page 11

PANEL DESCRIPTION 1 1 USER SET MODE KEY Ext. CH Sel Mode KEY ➥ Hold down for 1 second to enter the User Set mode. Push to turn the Ext. CH Select function ON or OFF. 2 • While in the User Set mode, push this key to select an item*, and change the value or setting using [CH Up] or [CH Down]. When the function is turned ON, memory channels can be selected with only and external input. 3 *Selectable items may differ, depending on the preprogram- When the function is turned OFF, memory channels can be 4 ming. ➥ H old down this key for 1 second again to exit the User Set selected by pushing [CH Up] or [CH Down], and cannot be externally controlled. 5 mode. • This function is available when the external unit, such as a dimmer 6 HOOK SCAN control is connected to the transceiver with an optional OPC-1939 or OPC-2078 cable (p. 17). 7 When the Hook Scan function is pre-programmed, push this key to temporarily disable the function. Push this key again to • Ask your dealer for more details on external input operation. 8 enable the function. POWER OFF EMERGENCY 9 While holding down this key, turn OFF the transceiver to activate the Power OFF Emergency function. This function 10 makes the transceiver transmit emergency calls, even though 11 it appears to be powered OFF. (p. 14) 12 13 14 15 16 7