35Basic OperationMiscellaneous SettingsTips• The accuracy of the clock is 30 seconds/month. However, it may vary depending on theenvironment conditions, such as the temperature.• The transceiver is equipped with a dedicated rechargeable lithium battery for the clock.Normally, the transceiver is powered from the battery pack. When the battery pack is detached orruns out, the lithium battery starts operating automatically. The lithium battery can power the clockfor approximately 2 months.• When you use the transceiver for the first time or without the battery pack for a long period of time,the accuracy of the clock may be poor. In such case, reattach the battery pack and adjust the time.• When the transceiver is operating in “Mono” band, the current time appears on the LCD.However, when display of double-size characters or dual display is selected, the current time doesnot appear on the LCD.• The calendar can display dates from January 1, 2000 A.D. up to December 31, 2099 A.D.• If AUTO is selected in [9 APRS] [21 GPS TIME SET] in the Set mode, the clock will automaticallydisplay accurate time. However, the day of the week is not set automatically. Set the day of theweek manually.• If you use the timer function, the transceiver will be turned off automatically (See page 131).In addition, you can set the transceiver to turn on at the specified time (See page 131).Muting AudioIf it is difficult to hear the voice because the audio of A-band and the B-band are mixedduring dual reception, you can mute the audio of the non-operating band.1 Press and hold M for over 1 second to select the Setmode.2 Turn O to select [2 TX/RX].3 Press H.4 Turn O to select [3 AUDIO].5 Press H.6 Turn O to select [2 MUTE].7 Press H.8 Turn O to select a mute level.Remark You can select one of the following 4 levels of mute:• MUTE 30%• MUTE 50%• MUTE 100%• OFFThe higher the value for MUTE, the more the non-operatingband audio is reduced.To deactivate the muting function, select OFF.
