18Changing the Transmission Power Level1. Touch [F MW], then touch [TX PWR].2. Rotate the DIAL knob to select one of the followingtransmission power levels.TX PO Level PO MeterHIGH (5 W)*LOW3 (2.5 W)LOW2 (1 W)LOW1 (0.1 W)*The default setting.3. Press the PTT switch to save the setting and return to the normal operation.The transmission power level may be set separately for each frequency band.Locking Keys and DIAL knob1. Press the Power (Lock) switch, “LOCK” is displayedon the display for one second, the “ ” icon appearson the LCD, and then the keys and DIAL knob arelocked. The keys, the DIAL knob, and the PTT switch may be selected to be locked using SetMode [CONFIG] £ [9 LOCK]. The default setting is the “KEY&DIAL” (the keys and theDIAL knob are locked). The MONI/T-CALL switch, SQL switch and the VOL knob cannot be locked.2. Press the POWER (Lock) switch again, “UNLOCK” will be displayed on the Displayand keys and the DIAL knob are unlocked.