379 SET MODESD LCD ContrastSelects the LCD contrast.• Lcd.LO : Sets the contrast to low.• Lcd.At : Sets the contrast to high. However, if the transceiver isexposed to high temperatures, it automatically sets thecontrast to low.D Power SaveThe Power Save function allows you conserve battery life byselecting the duty cycle of the receiver. Select the ratio of thepower save time to the standby time.To turn OFF the function, select “P–S.OF.”• P–S.OF : Turns OFF the function.• P–S. 2 : Sets the duty cycle to 1:2. (ON: 0.1 sec., OFF: 0.2 sec.)• P–S. 8 : Sets the duty cycle to 1:8. (ON: 0.1 sec., OFF: 0.8 sec.)• P–S.16 : Sets the duty cycle to 1:16. (ON: 0.1 sec., OFF: 1.6 sec.)• P–S.At : Automatically sets the duty cycle.When no operation occurs and no signal is receivedfor 5 seconds, the transceiver enters the Power Savemode, and sets “1:2” as the duty cycle, and after 60seconds, it sets “1:16” as the duty cycle.D Dial AccelerationSelects whether or not to accelerate the changing speedwhen rotating [VOL] rapidly.• S–S. m : Turns OFF the selecting speed acceleration.• S–S. At : The selecting speed is automatically accelerated whenrapidly rotating [VOL].D Microphone Simple modeMicrophone Simple mode is used to assign the essential opera-tions to the four switches (S1 to S4) on the remote control unit.• mS .Sm• mS .n1• mS .n2S1 Turns the Monitor function ON or OFFS2 –S3 Selects the channel 1S4 Selects the channel 2S1 –S2 –S3 Channel upS4 Channel downS1 Turns the Monitor function ON or OFFS2 –S3 Channel upS4 Channel down