Icom 4088A Instruction Manual - Page 25

9 OTHER FUNCTIONS I Lock function This function electronically locks all keys and switches to prevent accidental channel changes and function access. ➥ Continue to hold [PWR] down for 2 sec. after power ON to turn the lock function ON and OFF. • " " appears on the display. - Only [PWR] and [PTT] are functional. - The Ring function is also available. (See p. 15) " " appears when the lock function is in use. I Low battery indicator 9 ➥ Appears when the battery is nearing exhaustion. • A warning beep is emitted while turn- ing the power ON. ➥ Blinks when battery replacement is necessary. • When the indicator blinks, the transceiver may not be operated. (Not Appears when the battery is nearing exhaustion. Blinks when battery replacement is necessary. guaranteed) ' Auto power save ➥ The power save function reduces the current drain to conserve battery power. - The function automatically turns ON when no operation is performed and no signal is received for 5 sec. 19